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No to engine


regular practice, especially for jet aircraft IFALPA offers
IFALPA does not believe engine power-
back operation should be performed as a

or at busy airports, according to a
Position Paper issued by the Aircraft design guidance
Design & Operation (ADO) Committee.
Such an operation risks “possible con-
Should special circumstances necessi- on rest facilities
tamination of the airfoil and the danger
of engine damage.”

tate power-back operation, the IFALPA
Paper recommends the procedure The IFALPA Aircraft Design & Operation l Separate stowage lockers for each occu-
should be specifically approved by the (ADO) Committee has issued a detailed pant’s personal effects.
aircraft manufacturer, approval of the seven-page Position Paper on In-flight flight l Entrance doors with latches to prevent
airport authority should be obtained, crew rest facilities. inadvertent access by passengers.
and a maximum level of thrust estab- The Paper describes the physical charac- l A lavatory dedicated for crew use only,
lished for each aircraft type. teristics and environment for the design of adjacent to or in close proximity to the
“The presence of surface contami- dedicated and exclusive flight crew rest flight crew rest facility.
nants that could be blown onto the wing and sleep facilities on commercial trans- l Background or ambient noise levels not to
surfaces or drawn into the engine inlets port aircraft operated with augmented exceed 65 dB(A). (With future technology
by the selection of reverse thrust should flight crews – ie, flights on which a flight improvements, 45 dB(A) remains IFALPA’s
be considered. Power-back should only crew member can leave their assigned post long-term aim.)
be carried out in a straight direction (ie, for the purpose of in-flight rest and be l Channels of communication between the
with no turns).” replaced by another fully qualified flight flight deck and rest facility.
ADO also advises establishing a crew member. “The timing and duration of duty periods
detailed procedure for the operation, Among the recommendations for flight in aviation operations are highly variable,”
specifying the personnel to be used and crew rest facilities: the Paper notes. As flight crews are con-
their responsibilities, establishing a train- l A dedicated, enclosed space which fined to flight deck seats for long periods,
ing program for the personnel involved, provides essential privacy, noise control, “periods of horizontal rest away from the
and conducting a demonstration of and stowage. flight deck can provide significant postural
the operation. l Separated from, but located as close as and circulatory relief.”
The new Paper can be viewed or possible to the flight deck – for security, IFALPA considers “seconded passenger
downloaded from the IFALPA website convenience, and ready access in case seats” as unsatisfactory for flight crew rest.
in the Publications/IFALPA Statements of emergency. In-flight flight crew rest facilities is
section. l Sufficient standing headroom to permit available on the IFALPA website in the
changing clothes while standing. Publications/IFALPA Statements section.

Ash avoidance test works

Register via the Members Area of Airbus, easyJet, and Nicarnica Aviation (NILU), says at normal flight cruising
the IFALPA website: have successfully tested a volcanic ash altitudes and speeds, the camera system
detector. Airbus plans to certify and offer should give a pilot seven to ten minutes’
HUP/1 Committee Meeting the “Avoid” infrared camera system on warning of a potential dangerous encounter
May 13-15, 2014 Airbus aircraft as an ash-avoidance tool. with an ash cloud.
Toulouse, France The test in the eastern Atlantic Ocean off Silicate particles in volcanic ash can enter
the east coast of France created a two-mile- the engines and melt, leading to serious
ATs/1 Committee Meeting
May 20-22, 2014 diameter artificial cloud using ash from engine damage. Volcanic ash is also capable
Montreal, Canada Iceland’s Eyjafjallajökull volcano. of causing windscreen scouring, instrument
Nicarnica, a spin-off company of the damage, and even complete loss of power
Norwegian Institute for Air Research on jet airliners.
Vol 1 | No 4 | December 2013 InterPilot | The Safety and Technical Journal of IFALPA
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