Embraer EMB145 - Page 768

FLIGHT PLANNING
EMB-145 A1 and A1P LB
AIRPLANE
OPERATIONS
MANUAL
1-05-05
Page
2
Code
02
REVISION 40
AOM-145/1114
The reserve fuel is also dependant on national regulations and
normally is the fuel required for flying 10% of the trip time (based on
the latest fuel flow) or is equivalent to 5% of the trip fuel.
The allowances below may be used:
PHASE OF FLIGHT FUEL CONSUMPTION
(lb/min)
TAXI ................................................................................... 15.40
APU.................................................................................... 2.73
EXAMPLE:
Given:
DESTINATION AIRPORT
Trip Distance...................................................................... 400 NM
Flight Level ........................................................................ FL 350
Cruise Speed ..................................................................... LRC
Wind ................................................................................... 30 knots
(head wind)
Estimated landing weight ................................................... 35000 lb
ALTERNATE AIRPORT
Distance ............................................................................ 200 NM
Flight Level......................................................................... FL 200
Speed to alternate airport .................................................. LRC
Wind ................................................................................... 0
Estimated landing weight at alternate ............................... 33000 lb
RESERVE FUEL ............................................................... 5% of trip
fuel
HOLDING
Time ................................................................................... 30 min
Altitude ............................................................................... 1500 ft
Estimated airplane weight at holding ................................. 33000 lb