In aviation, clearway is a term related to the dim... ension of some runways and it is abbreviated with CWY. A clearway is an area beyond the paved runway, free of obstructions and under the control of the airport authorities. The length of the clearway may be included in the length of the takeoff distance available (Take Off Distance Available (TODA))
TODA - Takeoff distance available
The length of runway available and plus length of ... clearway if provided.
tora - Takeoff run available
The length of runway declared available and suitab... le for the ground run of an airplane taking off.
V1 - critical engine failure speed or decision speed
The speed below which the take off must be aborted... and the aircraft brought to a stop in the event of an engine failure and the speed above which a takeoff is continued.
Other name : engine failure speed or decision speed
accelerated stop distance
The distance nessesary to accelerate the airplane ... from standing start to V1 and assuming the critical engine to the fail at V1 come to a full stop.
Stopway
Defined rectangular area on the ground at end of t... ake of run available prepared as a suitable area in which and aircraft can be stopped in case of abandoned(aborted) takeoff.
ASDa - Accelerated stop distance available
The length of the take off run available + length ... of stop way if provided
AirWay manual Sections
Introduction
Chart change notices
En... route
Radio aids
Table and codes
Air traffic control
Entry requirements
Emergency
Airport directory
Terminal
Airway manual
ICAO Doc8168
Volume 1 : Flight procedures
Inc... lude recommended guidance of flight operations and flight crew personel.
Volume 2 : Construction of visual and instrument flight procedures
Include guidance of procedures specialists and describe essentioal area and obstacles requirments for achievement of safe and regular instrument flight operations.
