WEIGHT AND
BALANCE
AIRPLANE
OPERATIONS
MANUAL
1-06-10
Page
2
Code
01
SEPTEMBER 20, 1999
PAYLOAD OR TOTAL TRAFFIC LOAD
This is the weight of passengers, baggage and cargo.
MAXIMUM ALLOWABLE PAYLOAD
It is the maximum approved weight that can be loaded into the
airplane. Maximum payload is the Maximum Zero Fuel Weight
(MZFW) less Operational Empty Weight (OEW).
MAXIMUM DESIGN ZERO FUEL WEIGHT (MZFW)
This is the maximum authorized weight before usable fuel be loaded.
The MZFW is related to airplane structural limitations.
MAXIMUM DESIGN RAMP WEIGHT (MRW)
This is the maximum authorized ramp weight.
MAXIMUM DESIGN TAKEOFF WEIGHT (MTOW)
This is the maximum authorized weight for takeoff.
MAXIMUM DESIGN LANDING WEIGHT (MLW)
This is the maximum authorized weight for landing.
MINIMUM OPERATING WEIGHT (MOW)
This is the minimum authorized weight to operate the airplane.
CENTER OF GRAVITY (CG)
This is the position where the mass of the aircraft is considered
concentrated for balance purposes. It is normally referred to in terms
of %MAC.
AIRPLANE DATUM
This is a plane perpendicular to the fuselage centerline from where all
arm measurements are taken.
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