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CIVIL AVIATION AUTHORITY OF SRI LANKA
AVIATION SAFETY NOTICE
Ref No: PEL/2011/02
File Ref: PL/18/50/2
: 1. Holders of Personnel Licences issued by DGCA
2. Holders of a Licence issued by DGCA Sri Lanka for Air
3. Air Navigation Service Providers.
4. Designated Aviation Medical Examiners.
: Personnel Licensing Requirements– Definitions and
: Replacement of ASN No 054 issue no 05 issued on 30th
05. Effective date
: 01 February 2012
: Until Further Notice
07.Contact person
: For more Details/ Clarifications about this ASN please
contact Deputy Director (Personnel Licensing), Civil
Aviation Authority, No.4, Hunupitiya Road, Colombo 02,
Sri Lanka. Telephone: +94112358925, Fax : +94112304691,
E mail [email protected]
: A copy of this document is available on web site-
www.caa.lk and the technical library of Civil Aviation
Authority. Copies can be collected at reproduction cost from
the library.
: 1. Holders and applicants for Personnel Licences.
2. Holders or applicants for a Licence for Air
3. Air Navigation Service Providers.
4. Designated Aviation Medical Examiners.
: Comments (if any) on the contents of this Aviation Safety
Notice (ASN) may be forwarded to the contact person.
However the Aviation Safety Notice will come into effect
on the date shown therein notwithstanding any objection or
comment made by any person or party unless and until an
amendment to the Aviation Safety Notice is issued afresh by
the Director General of Civil Aviation.
: Definitions and General Rules related to Personnel
Licensing Requirements are published hereby as an
attachment to this ASN.
12.Histroy of Revision
: To include provisions of amendment 170 of ICAO Annex 1
: ASN 028, 042, 045, 054, 055, 056, 057, 058, 059, 085 and
14.Action Required
: For compliance by
1. Holders of Personnel Licences
2. Holders of a Licence for Air Transport Operation
3. Air Navigation Services Providers
4. Designated Aviation Medical Examiners
: List of current ASN numbers are as follows.
Replaced ASN no 002 issue no 01
Replaced ASN no 008 issue no 01
Replaced ASN no 017 issue no 01
Replaced ASN no 023 issue no 01 and
Replaced ASN no 003
Replaced ASN no 001 and Replaced
ASN no 025 issue no 002
Replaced ASN no 028 issue no 01
Ref No. PEL/2011/02
Page 2 of 4 Civil Aviation Authority of Sri Lanka 30 December 2011
Replaced ASN no 006
Replaced ASN no 033 issue no 01
Replaced ASN no 036 issue no 01
Replaced ASN no 038 issue no 01
Replaced ASN no 039 issue no 03
Replaced ASN no 042 issue no 06 and
Replaced ASN no 050
Amendment to ASN no 013
Replaced ASN no 044 issue no 02
Replaced ASN no 045 issue no 01
Replaced ASN no 046 issue no 02
Replaced ASN no 047 issue no 03
Replaced ASN no 048 issue no 02
Replaced ASN no 049 issue no 01
Replaced ASN no 051 issue no 01
Replaced ASN no 052 issue no 01
Replaced ASN no 053 issue no 04 and
Replaced ASN no 054 issue no 05
Replaced ASN no 055 issue no 04
Replaced ASN no 056 issue no 01
Replaced ASN no 057 issue no 03
Replaced ASN no 058 issue no 02
Replaced ASN no 059 issue no 01
Replaced ASN no 060 issue no 02
Replaced Page no 01 of the attachment
to the ASN no 061 issue no 01
Replaced ASN no 077 issue No. 01
Replaced ASN no 079 issue No. 01
Replaced ASN no 080 issue No. 01
Replaced ASN no 081 issue No. 04
Replaced ASN no 083 issue No.o1
Replaced ASN no 086 issue No. 02
Replaced ASN no 090 issue No. 03
Replaced ASN no 091 issue No. 03
Ref No. PEL/2011/02
Page 3 of 4 Civil Aviation Authority of Sri Lanka 30 December 2011
Replaced ASN no 093 implementing
standards S.N:IS-003
Replaced ASN no 097 issue No. 01
Replaced ASN no 099 issue No. 01
Replaced ASN no 100 issue No. 03
Replaced ASN no 108 issue No. 01
Replaced ASN no 111 issue No. 01
Replaced ASN no 112 issue No. 02
Director General of Civil Aviation and
Chief Executive Officer
Civil Aviation Authority of Sri Lanka
No. 4, Hunupitiya Road,
Telephone: +94 11 2304706, +94 11 2304606
E-mail: [email protected]
Ref No. PEL/2011/02
Page 4 of 4 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
skills and attitudes to accomplish flight
When the following terms are used in the
Aviation Safety Notices for Personnel
Licensing, they have the following meanings:
Approved maintenance organization. An
organization approved by DGCA Sri Lanka, in
Accredited
accordance with the requirements of ASN 045
conclusion reached by one or more medical
Aircraft Maintenance, to perform maintenance
experts acceptable to DGCA Sri Lanka for the
of aircraft or parts thereof and operating under
purposes of the case concerned, in consultation
supervision approved by him.
with flight operations or other experts as
Approved training. Training conducted under
special curricula and supervision approved by
Aeroplane. A power-driven heavier-than-air
DGCA Sri Lanka.
aircraft, deriving its lift in flight chiefly from
aerodynamic reactions on surfaces, which
Approved training Organization. An
remain, fixed under given conditions of flight.
organization approved by and operating under
the supervision of DGCA Sri Lanka in
Aircraft. Any machines that can derive
accordance with the
support in the atmosphere from the reactions of
paragraph 8.0 of this ASN to perform approved
the air other than the reactions of the air
against the earth's surface.
ATS surveillance service. Term used to
Aircraft avionics. A term designating any
indicate a service provided directly by means
electronic device —including its electrical part
of ATS surveillance system.
— for use in an aircraft, including radio,
automatic flight control and instrument
ATS surveillance system. A generic term
meaning variously, ADS-B, PSR, SSR or any
comparable ground based system that enables
Aircraft — category. Classification of aircraft
the identification of aircraft.
according to specified basic characteristics,
e.g. aeroplane, helicopter, glider, free balloon.
Note- A comparable ground-based system is
one that has been demonstrated, by
Aircraft certificated for single-pilot
comparative assessment or other methodology,
operation. A type of aircraft, which the State
to have a level of safety and performance equal
of Registry has determined, during the
to or better than monopulse SSR.
certification process, can be operated safely
with a minimum crew of one pilot.
Balloon. A non-power-driven lighter-than-air
Aircraft required to be operated with a co-
pilot: A type of aircraft that is required to be
Note.— For the purposes of this ASN, this
operated with a co-pilot as specified in the
definition applies to free balloons.
flight manual or by the air operator certificate.
Certify as airworthy (to). To certify that an
aircraft or parts thereof comply with current
Aircraft — type of. All aircraft of the same
airworthiness requirements after maintenance
basic design including all modifications thereto
has been performed on the aircraft or parts
except those modifications which result in a
change in handling or flight characteristics.
Commercial air transport operation. An
Airship. A power-driven lighter than air
aircraft operation involving the transport of
passengers, cargo or mail for remuneration or
Airmanship. The consistence use of good
judgment and well-developed knowledge,
Civil Aviation Authority of Sri Lanka
Attachment to ASN 054
Competency. A combination of skills,
knowledge and attitudes required to perform a
Flight crewmember. A licensed crewmember
task to the prescribed standard.
charged with duties essential to the operation
of an aircraft during a flight duty period.
Competency element. An action that
constitutes a task that has a triggering event
Flight plan. Specified information provided to
and a terminating event that clearly defines its
air traffic services units, relative to an intended
limits, and an observable outcome.
flight or portion of a flight of an aircraft.
Competency unit. A discrete function
Flight procedures trainer. See Flight
consisting of a number of competency
simulation training device.
Flight simulator. See Flight simulation
Co-pilot. A licensed pilot serving in any
training device.
piloting capacity other than as pilot-in-
command but excluding a pilot who is on
Flight simulation training device. Any one of
board the aircraft for the sole purpose of
the following three types of apparatus in which
receiving flight instruction.
flight conditions are simulated on the ground:
Credit. Recognition of alternative means or
A flight simulator, which provides an accurate
representation of the flight deck of a particular
aircraft type to the extent that the mechanical,
Cross-Country. A flight between a point of
electrical, electronic, etc. aircraft systems
departure and a point of arrival following a
control functions, the normal environment of
pre-planned route using standard navigation
flight crew members, and the performance and
flight characteristics of that type of aircraft are
realistically simulated;
Dual instruction time. Flight time during
which a person is receiving flight instruction
A flight procedures trainer, which provides a
from a properly authorized pilot on board the
realistic flight deck environment, and which
simulates instrument responses, simple control
functions of mechanical, electrical, electronic,
Error. An action or inaction by an operational
etc. aircraft systems, and the performance and
person that leads to deviations from
flight characteristics of aircraft of a particular
organizational or operational person intentions
or expectations.
A basic instrument flight trainer, which is
Note- See Attachment E of Annex 13 –
equipped with appropriate instruments, and
Aircraft Accident and Incident Investigation
which simulates the flight deck environment
for description of operational personnel
of an aircraft in flight in instrument flight
Error management. The process of detecting
and responding to errors with countermeasures
Flight time — aeroplanes. The total time
that reduce or eliminate the consequences of
from the moment an aeroplane first moves for
errors, and mitigate the probability of further
the purpose of taking off until the moment it
errors or undesired states.
finally comes to rest at the end of the flight.
Note.- See Attachment C to Chapter 3 of the
Note. — Flight time as here defined is
Procedures for Air Navigation Services –
synonymous with the term "block to block"
Training (PANS-TRG, Doc 9868) and Circ.
time or "chock to chock" time in general usage
Threat and Error Management (TEM) in Air
which is measured from the time an aeroplane
Traffic Control (in preparation) for a
first moves for the purpose of taking off until it
description of undesired states.
finally stops at the end of the flight.
Page 2 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
Flight time — helicopters. The total time
d) Approval of training courses;
from the moment a helicopter's rotor blades
start turning until the moment the helicopter
e) Approval of the use of synthetic flight
finally comes to rest at the end of the flight,
trainers and authorization for their use in
and the rotor blades are stopped.
gaining the experience or in demonstrating
the skill required for the issue of a licence
Glider. A non-power-driven heavier-than-air
aircraft, deriving its lift in flight chiefly from
aerodynamic reactions on surfaces, which
f) Validation of licences issued by other
remain, fixed under given conditions of flight.
Contracting States.
Glider flight time. The total time occupied in
Likely. In the context of the medical
flight, whether being towed or not, from the
provisions in ASN 059, likely means with a
moment the glider first moves for the purpose
probability of occurring that is unacceptable to
of taking off until the moment it comes to rest
the Medical Assessor.
at the end of the flight.
Maintenance. The performance of tasks
A heavier-than-air aircraft
required to ensure the continuing airworthiness
supported in flight chiefly by the reactions of
of an aircraft, including any one or
the air on one or more power-driven rotors on
substantially vertical axes.
replacement, defect rectification, and the
embodiment of a modification or repair.
Human performance. Human capabilities and
limitations, which have an impact on the safety
Medical Assessment. The evidence issued by
and efficiency of aeronautical operations.
DGCA Sri Lanka that the licence holder meets
specific requirements of medical fitness.
Instrument flight time. Time during which a
pilot is piloting an aircraft solely by reference
Medical assessor. A physician, appointed by
to instruments and without external reference
DGCA Sri Lanka qualified and experienced in
the practice of aviation medicine and
competent in evaluating and assessing medical
Instrument ground time. Time during which
conditions of flight safety significance.
a pilot is practising, on the ground, simulated
instrument flight in a synthetic flight trainer
Note 1 – Medical Assessors evaluate medical
approved by DGCA Sri Lanka.
reports submitted to DGCA by medical
Instrument time. Instrument flight time or
instrument ground time.
Note 2 – Medical Assessors are expected to
maintain the currency of their professional
Licensing Authority. DGCA Sri Lanka who is
the designated authority by the state as
responsible for the licensing of personnel.
Medical examiner. A physician with training
Note.— DGCA has been given with the
in aviation medicine and practical knowledge
following responsibilities by the state:
and experience of the aviation environment,
who is designated by DGCA Sri Lanka to
a) Assessment of an applicant's qualifications
conduct medical examinations of fitness of
to hold a licence or rating;
applicants for licences or ratings for which
b) Issue and endorsement of licences and
medical requirements are prescribed.
Night. The hours between the end of evening
c) Designation and authorization of approved
civil twilight and the beginning of morning
civil twilight or such other period between
Page 3 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
sunset and sunrise, as prescribed by DGCA Sri
Quality system. Documented organizational
procedures and policies; internal audit of those
Note.— Civil twilight ends in the evening
policies and procedures; management review
when the centre of the sun's disc is 6 degrees
and recommendation for quality improvement.
below the horizon and begins in the morning
when the centre of the sun's disc is 6 degrees
Rated air traffic controller. An air traffic
below the horizon.
controller holding a licence and valid ratings
appropriate to the privileges to be exercised.
Performance criteria. A simple, evaluative
statement on the required outcome of the
Rating. An authorization entered on or
competency element and a description of the
associated with a licence and forming part
criteria used to judge if the required level of
thereof, stating special conditions, privileges or
performance has been achieved.
limitations pertaining to such licence.
Pilot (to). To manipulate the flight controls of
Rendering (a licence) valid. The action taken
an aircraft during flight time.
by DGCA Sri Lanka, as an alternative to
issuing its own licence, in accepting a licence
Pilot-in-command. The pilot designated by
issued by Contracting State as the equivalent of
the operator, or in the case of general aviation,
its own licence.
the owner, as being in command and charged
with the safe conduct of a flight.
Safety Management System A systematic
approach to managing safety, including the
Pilot-in-command under supervision. Co-
pilot performing, under the supervision of the
accountabilities, policies and procedures.
pilot-in-command, the duties and functions of a
pilot-in-command, in accordance with a
Sign a maintenance release (to). To certify
method of supervision acceptable to DGCA Sri
that maintenance work has been completed
satisfactorily in accordance with the applicable
Standards of airworthiness, by issuing the
Powered-lift. A heavier-than-air aircraft
maintenance release referred to in ASN Nos.
capable of vertical take-off, vertical landing,
and low speed flight that depends principally
on engine-driven lift devices or engine thrust
Significant. In the context of the medical
for the lift during these flight regimes and on
provisions in ASN 059, significant means to a
non-rotating aerofoil(s) for lift during
degree or of a nature that is likely to jeopardize
horizontal flight.
flight safety.
Problematic use of substances. The use of
Solo flight time. Flight time during which a
one or more psychoactive substances by
student pilot is the sole occupant of an aircraft.
aviation personnel in a way that:
State Safety Programme An integrated set of
a) Constitutes a direct hazard to the user or
regulations and activities aimed at improving
endangers the lives, health or welfare of
b) Causes or worsens an occupational, social,
mental or physical problem or disorder.
Threat. Events or errors that occur beyond the
influence of an operational person, increase
Psychoactive substances. Alcohol, opioids,
operational complexity and which must be
cannabinoids, sedatives and hypnotics,
managed to maintain the margin of safety.
hallucinogens, and volatile solvents, whereas
Note- See Attachment E of Annex 13 –
coffee and tobacco are excluded.
Aircraft Accident and Incident Investigation
for a description of operational personnel.
Page 4 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
aircraft in international & domestic air
Threat management. The process of detecting
and responding to the threats with
countermeasures that reduce or eliminate the
2.0 Method of rendering a licence valid
consequences of threats, and mitigate the
probability of errors or undesired aircraft
When DGCA Sri Lanka renders valid a
licence issued by another Contracting State, as
an alternative to the issuance of its own
Note – See Attachment C to Chapter 3 of the
licence, he will establish its validity by a
Procedures of Air Navigation Services –
suitable authorization carried with the former
Training ( PANS – TRG, Doc 9868) and Circ
licence accepting it as the equivalent of the
Threat and Error Management (TEM) in Air
latter. When DGCA Sri Lanka limits the
Traffic Control (in preparation) for a
authorization to specific privileges, the
description of undesired states.
privileges of the licence which are to be
accepted as its equivalent will be specified in
1.0 General rules concerning licences
the authorization. The validity of the
authorization shall not extend beyond the
This ASN stipulates the standards for licensing
period of validity of the licence. The
the following personnel:
authorization ceases to be valid if the licence
upon which it was issued is revoked or
— Private pilot — Aeroplane; Airship;
Helicopter or powered lift
— Commercial pilot — Aeroplane; Airship;
When an authorization under 2.1 is
Helicopter; or powered lift
issued for use in commercial air transport
— Multi-crew Pilot - Aeroplane
operations, DGCA Sri Lanka will confirm the
— Airline transport pilot — Aeroplane;
validity of the other Contracting State's licence
before issuing the authorization.
— Glider pilot;
A pilot licence issued by a Contracting
— Free balloon pilot;
State will be rendered valid by DGCA Sri
— Flight navigator;
Lanka for use in private flights.
— Flight engineer.
3.0 Privileges of the holder of a licence
b) Other personnel
(Refer ANR 66(I))
— Aircraft maintenance (technician/engineer/
A holder of a licence shall not exercise
— Air traffic controller;
privileges other than those granted by that
— Flight operations officer/ Flight dispatcher
licence by DGCA Sri Lanka.
Aeronautical station operator
DGCA Sri Lanka, shall take
1.1 Authority to act as a flight crewmember
appropriate action according to enforcement
(Refer ANR 48, 49 and 94)
manual -SLCAP 5350 when adequate evidence
A person shall not act as a flight crewmember
exists that a licence holder has exercised
of an aircraft registered in Sri Lanka unless a
privileges other than those granted by that
valid licence is held showing compliance with
licence or has not observed all the conditions
the specifications of this regulations and
of issuance of a licence or associated ratings
appropriate to the duties to be performed by
that person. The licence shall have been issued
by DGCA Sri Lanka or any other Contracting
4.0 Medical fitness
State and rendered valid by DGCA Sri Lanka.
(Refer ANR 59)
To satisfy the licensing requirements of
The flight crewmembers are required to carry
medical fitness for the issue of various types of
their appropriate licences on board every
licences, the applicant must meet certain
Page 5 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
appropriate medical requirements, which are
specified as three classes of Medical
4.3.1 The period of validity of a Medical
Assessment. Details are given in 2, 3, 4 and 5
Assessment may be extended at the discretion
of ASN # 059. to provide the necessary
of the DGCA, up to 45 days.
evidence to satisfy the requirements of 4.1,
DGCA Sri Lanka issues the licence holder with
4.4 Except as provided in 5.2.3, flight
the appropriate Medical Assessment, Class 1,
crewmembers or air traffic controllers shall not
Class 2 or Class 3. This is done as a statement
exercise the privileges of their licence unless
on the licence.
they hold a current Medical Assessment
appropriate to the licence.
4.1 An applicant for a licence shall, when
applicable, hold a Medical Assessment issued
4.5 DGCA shall designate medical examiners,
in accordance with the provisions of ASN
qualified and licensed in the practice of
medicine, to conduct medical examinations of
fitness of applicants for the issue or renewal of
4.2. From 18th November 2010 Sri Lanka shall
the licences or ratings specified in ASN No
apply, as part of its state safety programme,
055 and 056, and of the appropriate licences
basic safety management principles to the
specified in ASN No.112.
medical assessment process of licence holders,
that as a minimum include:
4.5.1 Medical examiners shall have received
training in Aviation Medicine and receive
refresher training at regular intervals. Before
incapacitation events and medical
findings during medical assessments to
demonstrate adequate competency in aviation
identify areas of increased medical risk,
4.5.2 Medical examiners shall have practical
b) continuous re-evaluation of the medical
knowledge & experience such as flight
assessment process to concentrate on
experience, simulator experience, on-site
identified areas of increased medical
observation or any other hands-on experience
as decided by DGCA Sri Lanka in which
conditions, the holders of licences & ratings
Note: A frame work for the implementation
carryout their duties.
and maintenance of a state safety programme is
continued in Appendix C of this ASN.
4.5.3 The competence of a medical examiner
Guidance on state safety programmes and
shall be evaluated periodically by the medical
safety management principles is contained in
the Safety Management Manual (SMM) (Doc
9859) and the Manual of Civil Aviation
4.6 Applicants for licences or ratings for which
Medicine (Doc 8984).
medical fitness is prescribed shall sign and
furnish to the medical examiner a declaration
4.3 The period of validity of a Medical
stating whether they
Assessment shall begin on the day, the medical
undergone such an examination and, if so, the
examination is performed, provided that the
date , place and results of the medical examiner
Medical Examination takes place during the
of the last examination. They shall indicate to
period of validity of current Medical
the examiner whether a Medical Assessment
Assessment, but not more than 45 days before
has previously been refused, revoked or
it expires. The expiry date of the Medical
suspended and if so, the reason for such
Assessment shall be the calendar day of the
refusal, revocation or suspension.
month in which the Medical Assessment
expires. The duration of the period of validity
4.6.1 Any false declaration to a medical
shall be in accordance with the provisions of
examiner made by an applicant for a licence
or rating shall be reported to DGCA Sri Lanka
Page 6 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
for such action as may be considered
privileges of the licence applied for is not
likely to jeopardize flight safety;
Having completed the medical
b) Relevant ability, skill and experience of the
examination of the applicant in accordance
applicant and operational conditions have been
with ASN 059, the medical examiner shall
given due consideration; and
coordinate the results of the examination and
submit a signed report, or equivalent, to
c) The licence is endorsed with any special
DGCA Sri Lanka, in accordance with the
limitation or limitations when the safe
requirements, detailing the results of the
performance of the licence holder's duties is
examination and evaluating the findings with
dependent on compliance with such limitation
regards to medical fitness.
or limitations.
4.7.1 If the medical examiner submits his
4.10. Medical confidentiality
medical report in electronic format, adequate
respected at all times by all involved with
information about his identity shall be
relevant tasks.
4.10.1 All medical reports and records shall be
4.7.2 If the medical examination is to be
securely held with accessibility restricted to
carried out by two or more medical examiners,
one of these shall be appointed to be
responsible for coordinating the results of the
examination and evaluating the findings with
considerations, the medical assessor shall
regard to medical fitness & signing the report
determine to what extent pertinent medical
4.8 DGCA shall use the services of a medical
information is presented to relevant officials of
assessor or assessors to evaluate reports
the CAASL. However any information having
submitted to DGCA by medical examiners and
a bearing on safety of flight shall be released to
to evaluate the competency of a medical
DGCA Sri Lanka.
5.0 Validity of licences
4.8.1 The medical examiner shall be required
(Refer ANR 68)
to submit sufficient information to DGCA Sri
5.1 DGCA, having issued a licence, requires
Lanka to enable that DGCA undertake Medical
the holder of the licence to ensure that the
Assessments Audits.
privileges granted by that licence, or by related
ratings, are not exercised unless the holder
Note: The purpose of such auditing is to ensure
maintains competency and meets the
that medical examiners meet applicable
requirements for recent experience established
standards for good medical practice and aero
medical risk assessment. Guidance on aero
medical risk assessment is contained in the
5.1.1 Requirements for maintenance of
Manual of Civil Aviation Medicine (Doc 8984)
competency and recent experience for pilot
licences and ratings shall be based on
4.9 If the medical Standards prescribed in ASN
systematic approach to accident prevention and
No.059 for a particular licence are not met, the
include a risk assessment process and analysis
appropriate Medical Assessment shall not be
of current operations including accident and
issued or renewed unless the following
incident data appropriate to Sri Lanka
conditions are fulfilled:
5.1.2 DGCA Sri Lanka having issued a
a) Accredited medical conclusion indicates that
licence, shall ensure that other Contracting
in special circumstances the applicant's failure
States are enabled to be satisfied as to the
to meet any requirement, whether numerical or
validity of licence.
otherwise, is such that exercise of the
Page 7 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
a) The maintenance of competency of
month has no day with that number, the last
flight crewmembers, engaged in
day of that month.
commercial air transport operations,
might be satisfactorily established by
5.2.2 The period of validity of a medical
assessment may be reduced when clinically
proficiency flight checks completed in
accordance with ASN # 042.
5.2.3 When the holders of Airline Transport
Maintenance of competency may be
Pilot Licences – aeroplane, helicopter powered
lift, and commercial pilot licences- aeroplane,
operator's records, or in the flight
airship, helicopter and powered lift who are
crewmember's personal logbook or
engaged in single crew commercial air
transport operations, carrying passengers have
passed their 40th birthday, the period of validity
c) Flight crewmembers may, to the extent
specified in 5.2 shall be reduced to six months.
deemed feasible, demonstrate their
continuing Competency in synthetic
When the holders of airline transport
flight trainers approved by DGCA Sri
pilot licences- aeroplane, helicopter and
powered lift, commercial pilot licences -
aeroplane, airship, helicopter and powered lift,
d) See the Manual of Criteria for the
and multi crew pilot licences – aeroplane, who
qualification of Flight Simulation
are engaged in commercial air transport
Training Devices (Doc 9625).
operations, have passed their 60th birthday , the
period of validity specified in 5.2 shall be
reduced to six months.
Except as provided in 5.2.1, 5.2.2,
5.2.3, 5.2.4, 5.2.5 and 5.2.6 a medical
5.2.5 When the holders of private pilot licences
assessment issued in accordance with 4.5 and
– aeroplane, airship, helicopter and powered –
4.6 shall be valid from the date of the medical
lift, free balloon pilot licences, glider pilot
examination for a period not greater than 60
licences and air traffic controller licences have
months for the Private Pilot Licence –
passed their 40th birthday, the period of validity
Aeroplane, Airship, helicopter and powered
specified in 5.2 shall be reduced to 24 months.
When the holders of private pilot
12 months for the Commercial Pilot Licence –
licences - aeroplane, airship, helicopter and
Aeroplane, airship, helicopter and powered lift
powered – lift, free balloon pilot licences,
12 months for the Multi Crew Pilot Licence
glider pilot licences and air traffic controller
licences have passed their 50th birthday, the
12 months for the Airline Transport Pilot
period of validity specified in 5.2 should be
further reduced to 12 months.
Aero plane, helicopter and powered lift.
60 months for the Glider Pilot Licence
Note: The periods of validity listed above are
60 months for the Free Balloon Pilot Licence
based on the age of the applicant at the time of
12 months for the Flight Navigator Licence
undergoing the medical examination.
12 months for the Flight Engineer Licence
48 months for the Air Traffic Controller
5.2.7 Circumstances in which a Medical
Examination may be deferred.
5.2.1 When calculated in accordance with 5.2
A medical examination may be differed only in
and its sub paragraphs, the period of validity
the circumstance, when the licence holder is
shall be for the last month counted, include the
operating in an area distant from designated
day that has the same calendar number as the
medical examination facilities and at the
date of the medical examination or if that
Page 8 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
discretion of DGCA Sri Lanka, as an exception
during any period in which their medical
and not exceeding.
fitness has, from any cause, decreased to an
extent that would have prevented the issue or
a) A single period of six months in the case of
renewal of their Medical Assessment
a flight crewmember of an aircraft engaged in
7.0 Use of psychoactive substances
b) two consecutive periods each of three months
7.1 Holders of licences provided for in this
in the case of a flight crew member of an
ASN shall not exercise the privileges of their
aircraft engaged in commercial operations
licences and related ratings while under the
provided that in each case a favourable medical
report is obtained after examination by a
influence of any psychoactive substance which
designated medical examiner of the area
might render them unable to safely and
concerned, or, in cases where such a designated
properly exercise these privileges.
medical examiner is not available, by a physician
legal y qualified to practice medicine in that area.
A report of the medical examination shal be sent
7.2 Holders of licences provided for in this
to the DGCA Sri Lanka by whom the licence
ASN shall not engage in any problematic use
of substances.
c) In the case of a private pilot, a single period
7.3 Any licence holder who engages in any
not exceeding 24 months where the medical
kind of problematic use of substances shall be
examination is carried out by an examiner
removed from his/her safety-critical functions.
designated under 1.2.4.4 of ICAO Annex I by
Return to the safety-critical functions may be
the CAA of the Contracting State in which the
considered after successful treatment or, in
applicant is temporarily located. A report of
cases where no treatment is necessary, after
the medical examination shall be sent to
cessation of the problematic use of substances
DGCA Sri Lanka by whom the licence was
and upon determination that the person's
continued performance of the function is
unlikely to jeopardize safety.
6.0 Decrease in medical fitness
(Refer ANR 63)
8.0 Approved training and Approved
6.1 Holders of licences provided for in this
ASN shall not exercise the privileges of their
(Refer ANR 74 to 80)
licences and related ratings at any time when
Applicants, who undergo closely supervised,
they are aware of any decrease in their medical
systematic and continuous courses of training,
fitness which might render them unable to
conforming to a planned syllabus or
safely and properly exercise these privileges.
curriculum, can more readily and speedily
acquire the qualifications required for the issue
6.1.1 DGCA Sri Lanka should ensure that all
of personnel licences. Provision has
Sri Lankan licence holders are provided with
accordingly been made for some reduction in
clear guidelines on medical conditions that
the experience requirements for the issue of
may be relevant to flight safety and when to
certain licences and ratings prescribed in ASN
seek clarification or guidance from a medical
055, in respect of an applicant who has
examiner or DGCA Sri Lanka.
satisfactorily completed a course of approved
Note: Guidance on physical and mental
conditions and treatments that are relevant to
8.1 Approved training shall provide a level of
flight safety about which information may
competency at least equal to that provided by
need to be forwarded to DGCA Sri Lanka, is
the minimum experience requirements for
contained in the Appendix A.
personnel not receiving such approved
6.1.2 DGCA Sri Lanka requires all his licence
holders to, ensure that they do not exercise the
8.2. The issuance of an approval for a training
privileges of their licences and related ratings
organization and the continued validity of the
Page 9 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
approval will depend upon the training
a description of the method used for
organization being in compliance with the
the completion and retention of the
following requirements (8.2.1 – 8.2.10), ASN
records required by
028 and Appendix D.
a description, when applicable, of
Note- Guidance on approval of a training
additional training needed to comply
organization can be found in the ICAO Manual
with an operator's procedures and
on the Approval of Training Organizations
requirements; and
(Doc 9841)
When DGCA Sri Lanka has
authorized an approved training
8.2.1 Approval document
organization to conduct the testing
i. The approval document shall contain
required for the issuance of a licence
at least the following:
or rating in accordance with
Organizations' name and location;
paragraph 8.2.10, a description of
Date of issue and period of validity
the selection, role and duties of the
(Where appropriate);
authorized personnel, as well as the
Terms of approval.
applicable requirements established
by DGCA Sri Lanka.
8.2.2 Training and procedures manual
i. The training organization shall provide
ii. The training organization shall ensure that
a training and procedures manual for the use
the training and procedures manual is amended
and guidance of personnel concerned. This
as necessary to keep the information contain
manual may be issued in separate parts and
therein up to date.
shall contain at least the following information:
iii. Copies of all amendments to the training
and procedures manual shall be furnished
a general description of the scope of
promptly to DGCA and all related
training authorized under the
organizations or persons to whom the manual
organization's terms of approval;
has been issued.
the content of the training
programme offered including the
8.2.3. Training Programmes
courseware and equipment to be
i. DGCA shall approve a training programme
a description of the organization's
for a private pilot licence, commercial pilot
quality assurance system in
licence or an instrument rating or an aircraft
accordance with paragraph 8.2.5
a description of the organizations
licence that allows alternative means of
compliance with the experience requirements
the name, duties and qualification
established by ASN 055 and 083 provided
of the person designated as
that the approved training organization
responsible for compliance with the
demonstrates to the satisfaction of DGCA
requirements of the approval in
that the training provides level of
paragraph 8.2.7(i)
competency at least equivalent to that
a description of the duties and
provided by the minimum experience
qualification of the personnel
requirements for personnel not receiving
designated as responsible for
such approved training.
Note: A comprehensive training scheme for
a description of the procedures used
to establish and maintain the
including the various levels of competency,
is contained in the Procedures for Air
personnel as required by paragraph
Navigation Services – Training (DOC 9868,
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Attachment to ASN 054
ii. DGCA shall approve a training programme
The training organization shall establish a
for multi-crew pilot licnece , provided that
quality assurance system, acceptable to DGCA
granting the approval, which ensures that
demonstrates to the satisfaction of DGCA
training and instructional practices comply
that the training provides a level of
with all relevant requirements.
competency in multi-crew operations at least
equal to that met by holders of a commercial
pilot licence, instrument rating and type
i. The facilities and working
rating for an areoplane certificated for
environment shall be appropriate for the task to
operation with a minimum crew of at least
be performed and be acceptable to DGCA.
ii. The training organization shall have,
8.2.4. Safety Management
or have access to, the necessary information,
i. Sri Lanka shall require, as part of its state
equipment, training devices and material to
safety programme, that an approved training
conduct the courses for which it is approved.
organization that is exposed to safety risks
during the provision of its services implement
Synthetic training devices shall be
a safety management system acceptable to the
qualified according to ICAO DOC
Sri Lanka that, as a minimum:
9625/AN 938 Manual of criteria for
Qualification of Flight Simulation
a) identifies safety hazards;
Training Devices and their use shall
b) ensures the implementation of remedial
be approved to ensure that they are
action necessary to maintain agreed
appropriate to the task.
safety performance;
c) provides for continues monitoring and
Note – The Manual of Criteria for the
regular assessment of the safety
Qualification of Flight Simulation Training
Devices (Doc 9625) provides guidance on the
d) aims at a continuous improvement of
approval of flight simulation training device.
the overall performance of the safety
management system.
i. The training organization shall
on defining safety
nominate a person responsible for ensuring that
performance is contained in the Safety
it is in compliance with the requirements for an
Management Manual (SMM) (Doc 9859)
ii. A safety management system shall clearly
ii. The organization shall employ the
define lines of safety accountability throughout
necessary personnel to plan, perform and
the approved training organization, including a
supervise the training to be conducted.
direct accountability for safety on the part of
senior management.
iii. The competence of instructional
personnel shall be according to procedures and
Note 1- A framework for the implementation
to a level acceptable to DGCA Sri Lanka.
and maintenance of a state safety programme is
contained in Appendix D of this ASN.
The training organization shall
ensure that all instructional personnel receive
Note 2- The framework for the implementation
initial and continuation training appropriate to
and maintenance of a safety management
their assigned tasks and responsibilities. The
system is contained in Appendix C of this
training programme established by the training
ASN. Guidance on safety management system
include training in
is contained in the Safety Management Manual
knowledge and skills related to human
8.2.5 Quality assurance system
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Attachment to ASN 054
i. The training organization shall retain
conducted within an approved training
detailed student records to show that all
requirements of the training course have been
met as agreed by DGCA.
Note: - A comprehensive training scheme for
ii. The training organization shall
maintain a system for recording the
including the various levels of competency, is
qualifications and training of instructional and
contained in the Procedures for Air Navigation
examining staff where appropriate.
Services – Training (Doc 9868, PANS-TRG).
iii. The records required by 8.2.8(i)
9.0 Language proficiency
above shall be kept for a minimum period of
two years after completion of the training. The
9.1 Aeroplane, airship, helicopter and
records required by 8.2.8(ii) shall be retained
powered- lift pilots and those flight navigators
for a minimum period of two years after the
who are required to use the radio telephone
instructor or examiner ceases to perform a
aboard an aircraft shall demonstrate the ability
function for the training organization.
to speak and understand the language used for
Oversight DGCA shall maintain an
effective oversight programme of the approved
9.2 Air traffic controllers and aeronautical
training organization to ensure continuing
station operators shall demonstrate the ability
compliance with the approval requirements.
to speak and understand the language used for
8.2.10 Evaluation and checking
When DGCA has authorized an approved
9.3 In the case of Flight Engineers, in instance
training organization to conduct the testing
where the flight crew are composed of non-
required for the issuance of a licensing or
native English speakers and whose native
rating ,the testing shall be conducted by
language is different from each other the Flight
personnel authorized by DGCA or designated
Engineers shall have the ability to speak and
by the training organization in accordance with
understand them in English language unless
criteria approved by DGCA.
the Flight Crew is proficient to understand his
native language. Glider and free balloon pilots
Approved training for flight crew and
shall have the ability to speak and understand
air traffic controllers shall be conducted
the language used for radio telephony
within an approved training organization.
Note: - The approved training considered in
9.4 As of 05 March 2008 Aeroplane, airship,
8.3 relates primarily to approved training for
helicopter and powered-lift pilots, flight
the issuance of an Annex 1 licence or rating. It
navigators required to use the radio telephone
is not intended to include approved training for
aboard an aircraft, air traffic controllers and
the maintenance of competence or for an
operational qualification after the initial
demonstrate the ability to speak and
issuance of a licence or rating, as may be
required for air traffic controllers or for flight
radiotelephony communications to the level
crew, such as the approved training under
specified in the language proficiency
ICAO Annex 6 – Operation of Aircraft, Part I-
requirements in Appendix ‘B'.
International Commercial Air Transport –
Aeroplanes, 9.3 or Part III – International
9.5 As of 5 March 2008, the language
Operations – Helicopters, Section II, 7.3
proficiency of Aeroplane, airship, helicopter
and powered -lift pilots, flight navigators
Competency based approved training
required to use the radio telephone aboard an
for aircraft maintenance personnel shall be
aircraft, air traffic controllers and aeronautical
station operators who demonstrate proficiency
Page 12 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
below the Expert Level (Level 6) will be
Examiners according to the procedures
formally evaluated at intervals in accordance
specified in the appropriate Manuals.
with an individual's demonstrated proficiency
10.4. A Designated Examiner Authorization
issued by DGCA shall remain valid for three
9.6 The language proficiency of Aeroplane,
(03) years from the date of issue unless it is
airship, helicopters and powered lift pilots,
suspended, revoked or cancelled.
flight navigators required to use the radio
telephone aboard an aircraft, air traffic
11.0. Archiving Records
controllers and aeronautical station operators
who demonstrate proficiency below the Expert
All records pertaining to personnel licences,
Level (Level 6) will be formally evaluated at
and any other licences and certificates shall be
intervals in accordance with an individual's
archived in the following manner.
demonstrated proficiency level, as follows:
11.1. Any record pertaining to personnel
a) Those demonstrating language proficiency
licences shall be archived until the death of the
at the Operational Level (Level 4) of Appendix
holder or till the record is seventy-five (75)
‘B' will be evaluated at least once every three
11.2. Records pertaining to lapsed licences up
b) Those demonstrating language proficiency
to two (02) years shall be placed in the
at the Extended Level (Level 5) of Attachment
Archives Unit of the Personnel Licencing
no 3 will be evaluated at least once every six
11.3. Records pertaining to lapsed licences for
c) Formal evaluation is not required for
more than two (02) years shall be placed in the
applicants who demonstrate expert language
Archives Unit (Record Room) of the CAASL.
proficiency, e.g. native and very proficient
non-native speakers with a dialect or accent
11.4. Records on archiving as per paras 11.1,
intelligible to the international aeronautical
11.2 and 11.3 above shall be maintained in the
Personnel Licencing Section and copies of the
records shall be provided to the Archives Unit
10.0. Designated Examiners
and the Cooperate Division of CAASL.
DGCA, Sri Lanka shall designate Examiners
qualified and licenced appropriately to conduct
knowledge tests and skill tests on applicants
for issue, renewal or re-activation of a licence
or a rating as required by ASN nos. 036, 055,
057, 111, 112 and 122.
Examiners shall demonstrate adequate
competency in the appropriate tasks of their
10.2. Designated Examiners shall have
received training and refresher training related
to their designation.
10.3. Designated Examiners shall exercise the
privileges of their Authorization as Designated
Page 13 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
and rapid reaction times. Persons with
conditions which are apt to produce sudden
INFORMATION FOR FLIGHT CREW
incapacitation, such as epilepsy, serious heart
REGARDING MEDICAL CONDITIONS
trouble, uncontrolled diabetes mellitus or
& HEALTH.
diabetes mellitus requiring hypoglycaemic
agents, and certain other conditions hazardous
(ASN 054-Para 6.1.1 refers)
to flight, are medically disqualifying.
Conditions such as acute infections, anaemias
disqualifying. Consult your aviation medical
Just as your aircraft is required to undergo
examiner when in doubt about any aspect of
regular checks and maintenance, you are also
your health status, just as you would consult a
required to undergo regular medical
licensed aviation mechanic when in doubt
examinations to ensure your fitness to fly. The
about the engine status.
physical standards you are required to meet are
minimum standards. You do not have to be a
SPECIFIC AEROMEDICAL FACTORS
superman to fly. Many defects can be
compensated for, as, for example, wearing
glasses for visual defects. You may be
required to demonstrate by a medical flight test
Fatigue generally slows reaction times and
that you can compensate for any other defects
causes errors due to inattention. In addition to
of potential significance to flight safety.
the most common cause of fatigue, insufficient
rest and loss of sleep, the pressures of
It should be recalled that humans are
business, financial worries and family
essentially earthbound creatures. However, if
problems can be important contributing
we are aware of certain aero medical factors
factors. If your fatigue is marked prior to a
and pay attention to these, we can leave the
given flight, don't fly. To prevent fatigue
earth and fly safely. What follows will not be
effects during long flights, keep active with
one hard comprehensive lesson in aviation
respect to making ground checks, radio-
medicine, but will point out the more
navigation position plotting, and remaining
important factors with which you should be
mentally active.
familiar prior to flying.
Modern industry's record in providing reliable
equipment is very good. When the pilot enters
Hypoxia in simple terms is a lack of sufficient
the aircraft, he becomes an integral part of the
oxygen to keep the brain and other body
man-machine system. He is just as essential to
tissues functioning properly. Wide individual
a successful flight as the control surfaces. To
variation occurs with respect to susceptibility
ignore the pilot in preflight planning would be
to hypoxia. In addition to a progressive lack of
as senseless as failing to inspect the integrity
oxygen at higher altitudes, anything interfering
of the control surfaces or any other vital part of
with the blood's ability to carry oxygen can
the machine. The pilot himself has the sole
contribute to hypoxia (anaemias, carbon
responsibility for determining his reliability
monoxide, and certain drugs). Also, alcohol
prior to entering the cockpit for flight.
and various drugs decrease the brain's
tolerance to hypoxia.
Your brain has no built-in alarm system to let
While piloting an aircraft, an individual should
you know when you are not getting enough
be free of conditions which are harmful to
oxygen. It is impossible to predict when or
alertness, ability to make correct decisions,
where hypoxia will occur during a given flight,
or how it will manifest itself.
A major early symptom of hypoxia is an
increased sense of well-being (referred to as
Page 14 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
euphoria). This progresses to slowed reaction,
flying. The safest rule is to take no medicine
impaired thinking ability, unusual fatigue, and
while flying, except on the advice of your
a dull headache feeling.
aviation medical examiner. It should also be
remembered that the condition for which the
The symptoms are slow but progressive,
drug is required may of itself be very
insidious in onset, and are most marked at
hazardous to flying, even when the symptoms
altitudes starting above 10 000 feet (3 500
are suppressed by the drug.
metres). Night vision, however can be
impaired starting at altitudes lower than 10 000
Certain specific drugs which have been
feet (3 500 metres) Heavy smokers may also
associated with aircraft accidents in the recent
experience early symptoms of hypoxia at
past are: Antihistamines (widely prescribed for
altitudes lower than is so with nonsmokers.
hay fever and other allergies); Tranquillizers
If you observe the general rule of not flying
hypertension, and other conditions); reducing
above 10 000 feet (3 500 metres) without
drugs (amphetamines and other appetite
supplemental oxygen, you will not get in to
suppressing drugs can produce sensations of
well-being which have an adverse effect on
judgement); Barbiturates, Nerve tonics or pills
(prescribed for digestive and other disorders,
barbiturates produce a marked suppression of
Do not fly while under the influence of
mental alertness).
alcohol. An excellent rule is to allow twenty-
four hours between the last drink and take-off
Remember that following local and general
time. Even small amounts of alcohol in the
dental and other anaesthetics a period of at
system can adversely affect judgement and
least 48 hours should be spent on the ground
decision making abilities.
and if any doubt remains concerning the right
time to resume flying, then seek appropriate
small amounts of alcohol
medical advice.
significantly decrease a pilot's tolerance to
hypoxia (oxygen lack). At 6 000 feet (2 100
metres) the effect of one drink is that of two
drinks at sea level. Even at sea level alcohol
The word itself is hard to define. To earth-
impairs judgement and reaction time therefore
bound individuals it usually means dizziness
ALCOHOL AND FLYING DO NOT MIX.
or swimming of the head. To a pilot it means,
in simple terms, not knowing which end is up.
Remember that your body metabolizes alcohol
In fact, vertigo during flight can have fatal
at a fixed rate, and no amount of coffee or
medication will alter this rate.
On the ground we know which way is up by
By all means, do not fly with a hangover, or a
the combined use of three senses:
"masked hangover" (symptoms suppressed by
Vision – we can see where we are
aspirin or other medication).
in relation to fixed objects.
Pressure – Gravitational pull on
muscles and joints tells us which
way is down.
Self-medication or taking medicine in any
Special parts in our inner ear – the
form when you are flying can be extremely
otoliths tell us which way is down
hazardous. Even simple home or over-the-
by gravitational pull.
counter remedies and drugs such as aspirin,
antihistamines, cold tablets, cough mixtures,
It should be noted that accelerations of the
body are detected by the fluid in the semi-
suppressors, may seriously impair the
circular canals of the inner ear, and this tells us
judgement and co-ordination needed while
when we change position. However, in the
Page 15 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
absence of a visual reference, such as flying in
the hemoglobin of the blood. Further more,
to a cloud or a overcast, the accelerations can
once carbon monoxide is absorbed in the
be confusing, specially since their forces can
blood, it sticks "like glue" to the hemoglobin
be misinterpreted as, gravitational pulls on the
and actually prevents the oxygen from
muscles and otoliths. The result is often
attaching to the hemoglobin.
disorientation and vertigo. (Or dizziness).
Most heaters in light aircraft work by air
All pilots should have an instructor pilot
flowing over the main fold. So if you have to
produce manoeuvres which will produce the
use the heater, be wary if you smell exhaust
sensation of the vertigo. Once experienced,
fumes. The onset of symptoms is insidious,
later unanticipated incidents of vertigo can be
with "blurred thinking", a possible feeling of
overcome. Closing the eyes for a second or
uneasiness, and subsequent dizziness. Later
two may help, as will watching the flight
headache occurs. Immediately shut off the
instruments, believing them, and controlling
heater, open the air ventilators, descend to
the aircraft in accordance with the information
lower altitudes, and land at the nearest air
presented on the instruments.
field. Consultant aviation medical examiner. It
may take several days to fully recover and
Pilots are susceptible to experiencing vertigo
clear the body of the carbon monoxide.
at night, and in any flight condition when
outside visibility is reduced to the point that
the horizon is obscured. An additional type of
vertigo is known as flicker vertigo. Light
On the ground, reduced or impaired vision can
flickering at certain frequencies, from four to
sometimes be dangerous depending on where
twenty times per second, can produce
you are and what you are doing. In flying, it is
unpleasant and dangerous reactions in some
always dangerous.
persons. These reactions may include nausea,
dizziness, unconsciousness, or even reactions
On the ground or in the air, a number of
similar to an epileptic fit. In a single engine
factors such as hypoxia, carbon monoxide,
propeller aeroplane heading in to the sun, the
alcohol, drugs, fatigue or even bright sunlight
propeller may cut the sun to give this flashing
can affect your vision. In the air these effects
effect, particularly during landings when the
are critical.
engine is throttled back. These undesirable
effects may be avoided by not staring directly
Some good specific rules are: Make use of
through the prop for more than a moment, and
sunglasses on bright days to avoid eye fatigue;
by making frequent but small changes in RPM.
during night flights, use red covers on the
The flickering light traversing helicopter
flashlights to avoid destroying any dark
blades has been known to cause this
adaptation; remember that drugs, alcohol,
difficultly, as has the bounce-back from
heavy smoking and the other factors
rotating beacons on aircraft which have
mentioned above have early effects on visual
penetrated clouds. If the beacon is
bothersome, shut it off during these periods.
Middle ear discomfort or pain.
Certain persons (whether pilots or passengers)
Carbon monoxide is a colourless, odourless,
have difficulty balancing the air loads on the
tasteless product of an internal combustion
ear drum while descending. This is particularly
engine and is always present in exhaust fumes.
troublesome if a head cold or throat
Even minute quantities of carbon monoxide
inflammation keeps the Eustachian tube from
breathe over long period of time may lead to
opening properly. If this trouble occurs during
dire consequences.
descent, try swallowing, yawning, or holding
the nose and mouth shut and forcibly exhaling.
For biochemical reasons, carbon monoxide has
If no relief occurs, climb back up a few
a greater ability than oxygen to combine with
thousand feet to relieve the pressure on the
Page 16 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
outer drum. Then descend again, using these
(bends) at the surface altitude, as a result of
measures. A more gradual descent may be
being unable to decompress before surfacing.
tried, and it may be necessary to go through
In some of these cases air evacuation is the
several climbs and descents to "stair step"
only feasible method of getting the patient to a
down. If a nasal inhaler is available, it may
decompression chamber in time to treat this
afford relief. If trouble persists several hours
condition, and it should not be excluded.
after landing, consult your aviation medical
Flight, however, should be at the lowest
possible altitude to avoid aggravating the
Note- if you find yourself airborne with a head
cold, you may possibly avoid trouble by using
Air which may have become trapped in the
an inhaler kept as part of the flight kit.
middle ear or sinuses at high pressures while
diving will be further aggravated by flying.
The development of panic in inexperienced
pilots is a process which can get in to a vicious
Mention should be made that blood donation
circle with itself and lead to unwise and
and flying do not mix. Disturbance to the
precipitous actions. If lost or in some other
circulation following blood donations takes
predicament, forcibly take stock of yourself
several weeks to return to normal and although
and do not allow panic to mushroom. Panic
effects are slight whilst at ground level, there
can be controlled. Remember, to prevent
are risks when actively flying. If blood has
panic, think straight. Fear is a normal
been given, an appropriate medical source
protective reaction, and occurs in normal
should be consulted before returning to flying.
individuals. Fear progression to panic is an
Hyperventilation, or over-breathing, is a
disturbance of respiration that may occur in
If you fly in an aircraft following scuba diving
individuals as a result of emotional tension or
or any underwater activity using compressed
anxiety. Under conditions of emotional stress,
air, you should be aware that if insufficient
fright or pain, the breathing rate may increase,
time has elapsed between surfacing and take-
causing increased lung ventilation, although
off, the medical consequences can be serious
the carbon dioxide output of the body cells
or even fatal. Due to greatly increased
does not increase. As a result carbon dioxide is
pressures underwater, excess nitrogen is
"washed out" of the blood. The most common
absorbed in to the blood and tissues. The
symptoms of hyper-ventilation are: dizziness;
amount depends on the depth and duration of
hot and cold sensations; tingling of the hands;
exposure. If take-off follows the dive too soon
legs and feet; muscle spasms; nausea;
to allow the body to rid itself normally of this
sleepiness; and finally unconsciousness.
excess nitrogen, the gas may form bubbles in
the blood or tissues causing discomfort , pain,
Should symptoms occur which cannot
difficulty in breathing, or even death, at
definitely be identified as either hypoxia or
altitudes of 7 000 feet ( 2 450 metres) or less,
hyperventilation, the following steps should be
where most light planes fly. Older or
overweight individuals are more susceptible to
select 100 per cent oxygen, check
this condition. As a general rule, individuals
your oxygen supply, oxygen
should not fly within 24 hours following
equipment and flow mechanism.
diving, and certainly not the same day.
After three or four deep breaths of
oxygen, the symptoms should
Occasionally a ‘medical emergency" arises as
improve markedly. If the condition
a result of compressed air diving, when a diver
was hypoxia, recovery is rapid.
is in danger of developing air- embolism
Page 17 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
consciously slow your breathing
rate until symptoms clear and then
resume normal breathing rate.
Breathing can be slowed by
breathing in to a bag, or talking
Page 18 of 24 Civil Aviation Authority of Sri Lanka 30 December 2011
Attachment to ASN 054
LANGUAGE PROFICIENCY RATING SCALE – 1
Expert, extended and operational levels
(ASN 054 – Para 9.4 refers)
Assumes a dialect and/or
accent intelligible to the
structures and sentence
patterns are determined by
appropriate to the task.
Pronunciation, stress,
Both basic and complex
Vocabulary range and
Able to speak at length with Comprehension is
Interacts with ease in
rhythm, and intonation,
grammatical structures and
accuracy are sufficient to
a natural, effortless flow.
consistently accurate in
nearly all situations. Is
though possibly influenced
sentence patterns are
communicate effectively on Varies speech flow for
nearly all contexts and
sensitive to verbal and
by the first language or
consistently well controlled. a wide variety of familiar
stylistic effect, e.g. to
includes comprehension of
non-verbal cues and
regional variation, almost
and unfamiliar topics.
emphasize a point. Uses
linguistic and cultural
never interfere with ease of
Vocabulary is idiomatic,
appropriate discourse
nuanced, and sensitive to
markers and connectors
Pronunciation, stress,
Basic grammatical structures Vocabulary range and
Able to speak at length with Comprehension is accurate
Responses are immediate,
rhythm, and intonation,
and sentence patterns are
accuracy are sufficient to
relative ease on familiar
on common, concrete, and
though influenced by the
consistently well controlled. communicate effectively on topics but may not vary
work-related topics and
informative. Manages the
first language or regional
Complex structures are
common, concrete, and
speech flow as a stylistic
mostly accurate when the
speaker/ listener
variation, rarely interfere
attempted but with errors
device. Can make use of
speaker is confronted with a relationship effectively.
with ease of understanding.
which sometimes interfere
Paraphrases consistently and appropriate discourse
linguistic or situational
with meaning.
successfully. Vocabulary is
markers or connectors.
complication or an
unexpected turn of events. Is
able to comprehend a range
of speech varieties (dialect
and/or accent) or registers.
Pronunciation, stress,
Basic grammatical
Vocabulary range and
Produces stretches of
Comprehension is mostly
Responses are usually
Operational 4 rhythm, and intonation are
structures and sentence
accuracy are usually
language at an appropriate
accurate on common,
immediate, appropriate, and
influenced by the first
patterns are used creatively
tempo. There may be
concrete, and work-related
informative. Initiates and
language or regional
and are usually well
communicate effectively on occasional loss of fluency on topics when the accent or
maintains exchanges even
variation but only
controlled. Errors may
common, concrete, and
transition from rehearsed or variety used is sufficiently
when dealing with an
sometimes interfere with
occur, particularly in
work-related topics. Can
formulaic speech to
intelligible for an
unexpected turn of events.
ease of understanding.
unusual or unexpected
spontaneous interaction, but international community of
Deals adequately with
circumstances, but rarely
successfully when lacking
this does not prevent
users. When the speaker is
interfere with meaning.
vocabulary in unusual or
confronted with a linguistic
by checking, confirming, or
Can make limited use of
or situational complication
discourse markers or
or an unexpected turn of
connectors. Fillers are not
events, comprehension may
be slower or require
Civil Aviation Authority of Sri Lanka
Attachment to ASN 054
LANGUAGE PROFICIENCY RATING SCALE – 2
Pre-operational, elementary and pre-elementary levels
(ASN 054 – Para 9.4 refers)
Assumes a dialect and/or
structures and sentence
accent intelligible to the
patterns are determined by
appropriate to the task.
Levels 4, 5 and 6 are on preceding page.
Pronunciation, stress,
Basic grammatical
Vocabulary range and
Produces stretches of
Comprehension is often Responses are sometimes
operational rhythm, and intonation
structures and sentence
accuracy are often
language, but phrasing
accurate on common,
immediate, appropriate,
are influenced by the
patterns associated with
and pausing are often
concrete, and work-
and informative. Can
first language or regional predictable situations are
related topics when the
initiate and maintain
variation and frequently
common, concrete, or
or slowness in language
accent or variety used is exchanges with
interfere with ease of
controlled. Errors
work-related topics, but
processing may prevent
reasonable ease on
frequently interfere with
range is limited and the
for an international
familiar topics and in
word choice often
Fillers are sometimes
community of users.
inappropriate. Is often
May fail to understand a Generally inadequate
unable to paraphrase
linguistic or situational
when dealing with an
successfully when
complication or an
unexpected turn of
lacking vocabulary.
Elementary Pronunciation, stress,
Shows only limited
Limited vocabulary
Can produce very short,
Response time is slow
rhythm, and intonation
control of a few simple
range consisting only of isolated, memorized utterances limited to isolated,
and often inappropriate.
are heavily influenced by memorized grammatical
isolated words and
with frequent pausing and a
memorized phrases when Interaction is limited to
the first language or
structures and sentence
memorized phrases.
distracting use of fillers to
they are carefully and
regional variation and
search for expressions and to
slowly articulated.
usually interfere with
articulate less familiar
ease of understanding.
Performs at a level below Performs at a level below Performs at a level below Performs at a level below
Performs at a level
Performs at a level below
the Elementary level.
the Elementary level.
the Elementary level.
the Elementary level.
below the Elementary
the Elementary level.
Note.— The Operational Level (Level 4) is the minimum required proficiency level for radiotelephony communication. Levels 1 through 3 describe Pre-
elementary, Elementary, and Pre-operational levels of language proficiency, respectively, all of which describe a level of proficiency below the ICAO
language proficiency requirement. Levels 5 and 6 describe Extended and Expert levels, at levels of proficiency more advanced than the minimum
required Standard. As a whole, the scale will serve as benchmarks for training and testing, and in assisting candidates to attain the ICAO Operational
Level (Level 4).
Civil Aviation Authority of Sri Lanka
Attachment to ASN 054
FRAMEWORK FOR THE STATE
Note.— Within the context of this appendix
SAFETY PROGRAMME (SSP)
term service provider" refers to any
(Para 4.2 of ASN 054 refers)
organization providing aviation services. The
This appendix introduces a framework for the
organizations that are exposed to safety risks
implementation and maintenance of a State
during the provision of their services, aircraft
safety programme (SSP) by Sri Lanka. An SSP
operators, approved maintenance organiza-
is a management system for the management of
tions, organizations responsible for type
design and/or manu- facture of aircraft, air
contemplates four components and eleven
services providers and certified
aerodromes, as applicable.
implementation of an SSP is commensurate
with the size and complexity of the State's
1. State Safety Policy and Objectives
aviation system, and may require coordination
among multiple authorities responsible for
1.1.State Safety Legislative Framework
individual elements of civil aviation functions
in the State. The SSP framework introduced in
The State has promulgated a national safety
this appendix, and the safety management system
(SMS) framework specified in Appendix D,
regulations, in compliance with international
must be viewed as complementary, ye t
and national standards, that define how the
State will conduct the management of safety in
al so includes a brief description of each
the State. This includes the participation of
element of the framework.
State aviation organizations in specific
activities related to the management of safety
1. State Safety Policy and Objectives
in the State, and the establishment of the roles,
responsibilities and relationships of such
1.1.State safety legislative framework
organizations. The safety legislative framework
and specific regulations are periodically
reviewed to ensure they remain relevant and
1.3.Accident and incident investigation
appropriate to the State.
1.4.Enforcement policy
1.2. State Safety Responsibilities and
2. State Safety Risk Management
2.1.Safety requirements for the service
The State has identified, defined and
documented the requirements, responsibilities
accountabilities
provider's safety performance
establishment and maintenance of the SSP.
This includes the directives to plan, organize,
3. State Safety Assurance
develop, maintain, control and continuously
3.1.Safety oversight
improve the SSP in a manner that meets the
3.2.Safety data collection, analysis and
State's safety objectives. It also includes a
clear statement about the provision of the
3.3.Safety-data-driven targeting of oversight of
necessary resources for the implementation of
areas of greater concern or need
4. State Safety Promotion
1.3.Accident and Incident Investigation
The State has established an independent
4.1. Internal training, communication and
accident and incident investigation process, the
dissemination of safety information
sole objective of which is the prevention of
accidents and incidents, and not the
4.2.External Training, Communication and
Dissemination of Safety Information
apportioning of blame or liability. Such
Civil Aviation Authority of Sri Lanka
Attachment to ASN 054
investigations are in support of the
mechanisms to ensure that the identification of
management of safety in the State. In the
hazards and the management of safety risks by
operation of the SSP, the State maintains the
service providers follow established regulatory
independence of the accident and incident
controls (requirements, specific operating
investigation organization from other State
regulations and implementation policies).
These mechanisms include inspections, audits
and surveys to ensure that regulatory safety
1.4.Enforcement Policy
risk controls are appropriately integrated into
The State has promulgated an enforcement
the service provider's SMS, that they are being
p o l i c y that establishes the conditions and
practised as designed, and that the regulatory
controls have the intended effect on safety
circumstances under which service providers
are allowed to deal with, and resolve, events
involving certain safety deviations, internally,
3.2.Safety Data Collection, Analysis and
within the context of the service provider's
safety management system (SMS), and to
the satisfaction of the appropriate State
The State has established mechanisms to ensure
authority. The enforcement policy also
the capture and storage of data on hazards and
establishes the conditions and circumstances
safety risks at both an individual and aggregate
under which to deal with safety deviations
State level. The State has also established
through established enforcement procedures.
mechanisms to develop information from the
stored data, and to actively exchange safety
2. State Safety Risk Management
information with service providers and/or
2.1.Safety Requirements for the Service
other States as appropriate.
3.3.Safety Data Driven Targeting of Oversight
of Areas of Greater Concern or Need
The State has established the controls which
govern how service providers will identify
The State has established procedures to
hazards and manage safety risks. These
prioritize inspections, audits and surveys
include the requirements, specific operating
towards those areas of greater safety concern
regulations and implementation policies for
or need, as identified by the analysis of data
the service provider's SMS. The requirements,
on hazards, their consequences in operations,
and the assessed safety risks.
reviewed to ensure they remain relevant and
4. State Safety Promotion
appropriate to the service providers.
4.1.Internal Training, Communication and
2.2.Agreement on the Service Provider's
Dissemination of Safety Information
Safety Performance
The State provides training and fosters
The State has agreed with individual service
awareness and two-way communication o f
providers on the safety performance of their
SMS. The agreed safety performance of an
individual service provider's SMS is periodical y
reviewed to ensure it remains relevant and
organizational culture that fosters an effective
appropriate to the service providers.
and efficient SSP.
4.2 External Training, Communication and
3. State Safety Assurance
Dissemination of Safety Information
3.1.Safety Oversight
The State provides education and promotes
awareness of safety risks and two-way
The State has established mechanisms
communication of safety-relevant information
to ensure effective monitoring of the eight
to support, among service providers, the
critical elements of the safety oversight
development of an organizational culture that
function. The State has also established
fosters an effective and efficient SMS.
Civil Aviation Authority of Sri Lanka
Attachment to ASN No 054
signed by the accountable executive of the
FRAMEOWRK FOR SAFTEY
organization. The safety policy shall reflect
MANAGEMENT SYSTEM (SMS)
organizational commitments regarding safety;
(Para 8.2 of ASN 054 refers)
shall include a clear statement about the
provision of the necessary resources for the
This appendix specifies the framework for the
implementation of the safety policy; and shall
implementation and maintenance of a safety
be communicated, with visible endorsement,
management system (SMS) by an approved
throughout the organization. The safety policy
training organization. An SMS is a
shall include the safety reporting procedures;
management sys- tem for the management of
shall clearly indicate which types of
safety by an organization. The framework
operational behaviours are unacceptable; and
includes four components and twelve elements
shall include the conditions under which
rep- resenting the minimum requirements for
disciplinary action would not apply. The
SMS implementation. The implementation of
safety policy shall be periodically reviewed to
the framework shall be commensurate with the
ensure it remains relevant and appropriate to
size of the organization and the complexity of
the organization.
the ser- vices provided. This appendix also
includes a brief description of each element of
the framework.
The approved training organization shall
1. Safety Policy and Objectives
identify the account- able executive who,
irrespective of other functions, shall have
1.1.Management commitment and
ultimate responsibility and accountability, on
behalf of the approved training organization,
for the implementation and maintenance of
1.3.Appointment of key safety personnel
the SMS. The approved training organization
1.4.Coordination of emergency response
shall also identify the accountabilities of all
members of management, irrespective of other
1.5.SMS documentation
functions, as well as of employees, with
respect to the safety performance of the SMS.
2. Safety Risk Management
Safety responsibilities, accountabilities and
communicated throughout the organization,
2.2.Safety risk assessment and mitigation
and shall include a definition of the levels of
management with authority to make decisions
3. Safety Assurance
regarding safety risk tolerability.
3.1.Safety performance monitoring and
1.3.Appointment of key Safety Personnel
3.2.The management of change
The approved training organization shall
3.3.Continuous improvement of the SMS
identify a safety manager to be the
responsible individual and focal point for the
4. Safety Promotion
implementation and maintenance of an
effective SMS.
4.1.Training and education
4.2.Safety communication
1.4.Coordination of Emergency Response
1. Safety Policy and Objectives
1.1.Management Commitment and
The approved training organization shall
ensure that an emergency response plan that
provides for the orderly and efficient
The approved training organization shall
transition from normal to emergency
define the organization's safety policy which
operations and the return to normal operations
shall be in accordance with international and
is properly coordinated with the emergency
national requirements, and which shall be
response plans of those organizations it must
Civil Aviation Authority of Sri Lanka
Attachment to ASN No 054
interface with during the provision of its
the safety performance indicators and safety
performance targets of the SMS.
1.5.SMS Documentation
3.2.The Management of Change
The approved training organization shall
The approved training organization shall
develop an SMS implementation plan,
develop and maintain a formal process to
endorsed by senior management of the
identify changes within the organization
organization, that defines the organization's
which may affect established processes and
approach to the management of safety in a
services; to describe the arrangements to
manner that meets the organization's safety
objectives. The approved training organization
implementing changes; and to eliminate or
modify safety risk controls that are no longer
documentation describing the safety policy
needed or effective due to changes in the
and objectives, the SMS requirements, the
accountabilities, responsibilities and authorities
3.3.Continuous Improvement of the
for processes and procedures, and the SMS
outputs. Also as part of the SMS
The approved training organization shall
organization shall develop and maintain a
develop and maintain a formal process to
safety management system manual (SMSM),
to communicate its approach to the
performance of the SMS, determine the
management of safety throughout the
implications of sub- standard performance of
the SMS in operations, and eliminate or
mitigate such causes.
2. Safety Risk Management
4. Safety Promotion
4.1. Training and Education
The approved training organization shall
The approved training organization shall
develop and maintain a formal process that
develop and maintain a safety training
ensures that hazards in operations are
programme that ensures that personnel are
identified. Hazard identification shall be
trained and competent to perform the SMS
based on a combination of reactive, proactive
duties. The scope of the safety training shall
and predictive methods of safety data
involvement in the SMS.
2.2.Safety Risk Assessment and Mitigation
4.2.Safety Communication
The approved training organization shall
The approved training organization shall
develop and maintain a formal process that
develop and maintain formal means for safety
ensures analysis, assessment and control of the
communication that ensures that all personnel
safety risks in training operations.
are fully aware of the SMS, conveys safety-
3. Safety Assurance
critical information, and explains why
particular safety actions are taken and why
3.1.Safety Performance Monitoring and
safety procedures are introduced or changed
The approved training organization shall
develop and maintain the means to verify the
safety performance of the organization and to
validate the effectiveness of safety risk
controls. The safety performance of the
organization shall be verified in reference to
Civil Aviation Authority of Sri Lanka
Source: http://rptgroup.lk/Files/Other/asn054.pdf
Available online at www.sciencedirect.com RAPID COMMUNICATION Control over large-volume changes of lithiumbattery anodes via active–inactive metal alloyembedded in porous carbon Nasir MahmoodJinghan Sarish Rehman, Quan LiYanglong Hou aDepartment of Materials Science and Engineering, College of Engineering, Peking University,Beijing 100871, ChinabDepartment of Physics, The Chinese University of Hong Kong, Shatin, New Territory, Hong Kong, China
letters to nature 9. Gatz, C. Chemical control of gene expression. Annu. Rev. Plant Physiol. Plant Mol. Biol. 48, 89–108 high-affinity epitope tag so that the resulting fusion proteins are expressed under the control of their natural promoters. The fusion 10. Gatz, C., Frohberg, C. & Wendenburg, R. Stringent repression and homogeneous de-repression by tetracycline of a modified CaMV 35S promoter in intact transgenic tobacco plants. Plant J. 2, 397–404