MASS AND BALANCE/LOADSHEETS

Question 1

What is the standard weights for passengers on the load sheet?
Give numbers for Male, Female, Children and Infants for all the different classes

Answer 1

First Class: M = 90kg, F = 80kg, C = 45kg, I = 8kg
Business : M = 85kg, F = 75kg, C = 45kg, I = 8kg
Prem/Econ: M = 81kg, F = 71kg, C = 45kg, I = 8kg

Question 2

What is the age definition of an “Adult”, “Child” and an “Infant”?

Answer 2

Adult = > 12 years
Child = 2-12 years
Infant = 0-2 years

Question 3

What are the standard weights for Flight Crew and Cabin Crew?

Answer 3

81kg (75+6)

Question 4

What is the weight used for baggage to estimate load distribution?

Answer 4

16kg for estimate but the actual has to be used on the actual load sheet

Question 5

For what changes will a new Preliminary Load sheet be sent to the flight deck?

Answer 5

+- 300kg and +-0,5% MACTOW until ETD -10 min

Question 6

When should a new flight plan be produced due to weight changes?

Answer 6

When there is a change of +- 3000kg for an International Flight or +-5000kg for Regional Flight

Question 7

Define “Basic Weight” (BW)?

Answer 7

Basic Empty Weight plus standard items such as fixed equipment, system fluids, unusable water and galley structures

Question 8

Define “Dry Operating Weight” (DOW)?

Answer 8

Basic Weight + Crew, Catering and Potable water

Question 9

Define “Dry Operating Index” (DOI)?

Answer 9

Basic Index + index adjustments for crew, catering and potable water

Question 10

Define “Basic Index” (BI)?

Answer 10

The Centre of Gravity moment (expressed in index) at the time of the Basic Weight

Question 11

Define “Laden Index Zero Fuel Weight” (LIZFW)?

Answer 11

DOI + Index changes for all passengers and cargo

Question 12

Define “Laden Index Takeoff Weight” (LITOW)?

Answer 12

LIZFW + Fuel Index

Question 13

Define “Laden Index Landing Weight” (LILAW)?

Answer 13

LITOW - Trip Fuel index

Question 14

When you get the Final Load Sheet, what do you check?

Answer 14

• Verify the FINAL loadsheet TOW is within OPT takeoff data limits
• Verify the CG on TAKE OFF REF page 1 is no more than +/- 1% from the final (rounded) loadsheet MACTOW

Question 15

What do you do if the Final Load Sheet TOW is outside the weight band?

Answer 15

Request new RTOW data

Question 16

What do you do if on the Final Load Sheet the TOW is not within limits, MACTOW is outside limits or if new RTOW data is required?

Answer 16

Re-accomplish the CDU Performance Data and MCP Procedure

Question 17

When do you have to do the “Runway or Takeoff Data Change Checklist”?

Answer 17

If the Before Start Checklist has been done prior to getting the Final Load Sheet and new CDU Performance Data Entry is needed

Question 18

What are acceptable discrepancies between ACTUAL and EXPECTED fuel uplifts?

Answer 18

+1000kg or -500kg without Center Tank Fuel
+2000kg or -1000kg with Center TankFuel