Flashcards in Ch 3 - Allowed Take-Off Mass Deck (10):
Allowed T/O Mass (ATOM)
Max mass an aircraft can be at T/O
Taking into account all possible restrictions and limits
- MZFM + T/O Fuel
- RTOM (regulated T/O Mass)
- RLM + Trip Fuel
Use the Lowest as your limiting factor!!
Block Fuel / Ramp Fuel
Fuel on board at the ramp after it has been prepared for flight
Start Up and Taxi Fuel
Amount of fuel expected to be used for start up and taxi
Fuel at the beginning of the take-off roll.
- Trip Fuel
- Alternate Fuel
- Reserve Fuel
- Extra Fuel (Captains Discretion)
T/O Fuel = Block Fuel - Start Up and Taxi Fuel
Expected (at the planning stage) fuel to be burned between T/O and Landing
- Contingency Fuel - Met. Conditions
- Alternate Fuel - Overhead -> Alternate Dest.
- Additional Fuel - Specific Requirements?
- Final Reserve Fuel - Restrictions upon the amount
= T/O Fuel - Trip Fuel -> Touch Down
Mass Change During Flight
Minus Start-up and Taxi Fuel
- Trip Fuel - T/O Fuel
= Landing Mass = ZFM
Regulated T/O Mass
= Lowest of the MSTOM and the PLTOM