FOM Flashcards
New/Amended Dispatch Release
Change of:
- aircraft
- alternate
- MEL item
- aircraft performance limitations
- 10,000 kg difference of actual and planned ZFW
- delay of more than 4 hours
Equipment requirements for RVSM
- two altimeters - mode-c transponder - altitude alerting - auto altitude hold (autopilot)
When do you need a Take off Alternate?
How far can it be?
When departure airport W/X are below CAT 1 landing mins or
other conditions like curfew, volcanic ash, etc.
2 hours away at normal cruising speed, still air, one engine inop.
B747-400/-8: 900nm
(FOM 7.1.15)
Marginal weather
Destination and alternate below 600-2
Alternate Requirements (Flag Operations)
- Flight more that 6 hours - Flight less than 6 hours, and WX 1 hr before to 1 hr after: * less than 1500’ above circling minima * less than 2000’ above airport elevation or 1500’ above lowest IAP mins * vis less than 3 miles, or 2 miles above the lowest vis mins
Dispatch Fuel Requirement for Domestic Flight
Destination +
Most Alternate (where required) +
45 minutes at normal cruising fuel
(FOM 7.1.23)
Dispatch Fuel Requirement for International Flag or Supplemental)
Destination +
10% of total time from Departure airport to released airport (PR, 10% of POR to redispatched airport) +
Most distant Alternate (if required) +
30 minutes at holding speed at 1,500 ft AGL
(FOM 7.1.23)
Fuel Requirements (Planned Redispatch)
Greater of A or B: A: - fly to POR, then to initial destination - 10% of fuel from departure to initial destination - most distant initial alternate - 30 mins at holding speed at 1500’ B: - fly to POR, then to final destination - 10% of fuel from POR to final destination - most distant final alternate - 30 mins at holding speed at 1500’
Fuel Requirements (Isolated Airports)
Greater fo A or B: A: * Fly to PSR, then to initial destination * 10% of fuel from departure to initial destination * most distant initial alternate * 30 mins at holding speed at 1500’ B: * Fly to final destination * 2 hours of fuel at normal fuel consumption
International Fuel Reserve
30 mins at holding speed at 1500’
Min Fuel for Takeoff
25,000 kg
Standard taxi time
20 mins at 45kg (100lbs) / min
Max time of received redispatch message (RDM)
- 2 hrs ETA to POR * contact dispatch if RDM not received within 60 mins of POR
RDM Terminal Weather Definitions
Open: greater than 3,000’ and 5 miles Operational: less than 3,000’ and 5 miles; greater than 1,000’ and 3 miles Instruments: less than 1,000’ and 3 miles; greater than 600’ and 1 mile Plain text: less than 600’ and 1 mile
Required Paper Documents Onboard
- QRH - Jepp Charts (one set) - Checklists - Supernumerary Briefing Cards - DDG (Dispatch Deviation Guide) - DG/HAZMAT