1. C172 Loading

2. Aim To calculate the weight and balance for a Cessna 172SP to ensure it is operating within limits

3. Objectives 1.Calculate Weight and Balance for C172SP 2.Practice questions

4. 1. Calculate W&B – 172SP C172SP Calculating the Weight and Balance for the Cessna 172 SP uses the same procedure as the CASA Loading System B. Aircraft Details: Max. Ramp Weight = 2558lbs (1160kg) MTOW = 2550lbs (1157kg) MLW = 2550lbs (1157kg) Useable fuel = 201L

5. 1. Calculate W&B – 172SP C172SP Calculate the weight and balance given the following information: Aircraft – USM Row 1 – Two people weighing 70kg each Row 2 – One person weighing 60kg Baggage “A” – 10kg (plus the 5kg box of oil, ropes, etc.) Full Fuel

6. C172SP AircraftWeight (Kg)Moment/1000 (Kg-mm) ADI USI USL USM USP USQ VMM BSV VMY VGC 797 790 797 784 797 843 840 843 834 843 Step 1: Determine BEW and Moment/1000 for the selected aircraft BEW and moment will be unique to each aircraft, this information can be found in the A/C flight manual. 1. Calculate W&B – 172SP

7. C172SP Weight (Kg)Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 70+70 = 140 60 10+5 = 15 - 201lt x 0.72 = 145 Step 2: Fill in weight’s for each location in the aircraft 843 1. Calculate W&B – 172SP

8. C172SP Weight (Kg)Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 70+70 = 140 60 10+5 = 15 - 201lt x 0.72 = 145 Step 3: Determine ZFW and Take Off Weight 843 1012 1157 1. Calculate W&B – 172SP

9. C172SP Weight (Kg) Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 843 140132 60 113 1540 -- 1012 1128 145178 11571303 Step 4: Determine moment/1000 for each location 1. Calculate W&B – 172SP

10. C172SP Weight (Kg) Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 843 140132 60 113 1540 -- 1012 1128 145178 11571306 Step 5: Determine CoG position for ZFW and Take Off Weight 1. Calculate W&B – 172SP

11. C172SP Weight (Kg) Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 843 140132 60 113 1540 -- 1012 1128 145178 11571306 Step 6: Check CoG remains within limits for entire flight 1. Calculate W&B – 172SP Aircraft is in balance

12. 2. Practice Questions BAK_LOADING_006 Calculate the weight and balance given the following information: Aircraft – USP Row 1 – Two people weighing 80kg each Row 2 – One person weighing 70kg Baggage “A” – 10kg (plus the 5kg box of oil, ropes, etc.) 100l fuel

13. AircraftWeight (Kg)Moment/1000 (Kg-mm) ADI USI USL USM USP USQ VMM BSV VMY VGC 797 790 797 784 797 843 840 843 834 843 Step 1: Determine BEW and Moment/1000 for the selected aircraft BEW and moment will be unique to each aircraft, this information can be found in the A/C flight manual. BAK_LOADING_006 2. Practice Questions

14. Weight (Kg)Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 80+80 = 160 70 10+5 = 15 - 100lt x 0.72 = 72 Step 2: Fill in weight’s for each location in the aircraft 843 BAK_LOADING_006 2. Practice Questions

15. Weight (Kg)Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 160 70 15 - 72 Step 3: Determine ZFW and Take Off Weight 843 1042 1114 BAK_LOADING_006 2. Practice Questions

16. Weight (Kg) Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 843 160150 70 127 1540 -- 1042 1120 7290 11141210 Step 4: Determine moment/1000 for each location BAK_LOADING_006 2. Practice Questions

17. Weight (Kg) Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight Step 5: Determine CoG position for ZFW and Take Off Weight BAK_LOADING_006 797 843 160 150 70 127 15 40 - - 1042 1120 72 90 1114 1210 2. Practice Questions

18. Weight (Kg) Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 1160 1042 1114 1250 Step 6: Check CoG remains within limits for entire flight BAK_LOADING_006 797 843 160 150 70 127 15 40 - - 72 90 Aircraft is in balance 2. Practice Questions

19. Calculate the weight and balance given the following information: Aircraft – USL Row 1 – Two people weighing 90kg each Row 2 – Two people weighing 60kg each Baggage “A” – 10kg (plus the 5kg box of oil, ropes, etc.) Find the maximum fuel BAK_LOADING_007 2. Practice Questions

20. AircraftWeight (Kg)Moment/1000 (Kg-mm) ADI USI USL USM USP USQ VMM BSV VMY VGC 797 790 797 784 797 843 840 843 834 843 Step 1: Determine BEW and Moment/1000 for the selected aircraft BEW and moment will be unique to each aircraft, this information can be found in the A/C flight manual. BAK_LOADING_006 2. Practice Questions

21. Weight (Kg)Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 90+90 = 180 60+60 = 120 10+5 = 15 - Step 2: Fill in weight’s for each location in the aircraft 843 BAK_LOADING_006 2. Practice Questions

22. Weight (Kg)Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 180 120 15 - 45 Step 3: Determine ZFW and Take Off Weight 843 1112 1157 BAK_LOADING_006 We need to determine the maximum fuel we can carry. First try loading the A/C to MTOW. Fuel = 1157-1112 = 45kg 2. Practice Questions

23. Weight (Kg) Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight 797 843 180170 120 222 1540 -- 1112 1275 4555 11571330 Step 4: Determine moment/1000 for each location BAK_LOADING_006 2. Practice Questions

24. Weight (Kg) Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight Step 5: Determine CoG position for ZFW and Take Off Weight BAK_LOADING_006 797 843 180 170 120 222 15 40 - - 1112 1275 45 55 1157 1330 2. Practice Questions

25. 1275 1112 1157 1330 Weight (Kg) Moment/1000 (Kg-mm) BEW Row 1 Row 2 Baggage “A” Baggage “B” ZFW Fuel Take Off Weight Step 6: Check CoG remains within limits for entire flight BAK_LOADING_006 Maximum fuel = 45kg (62L) 797 843 180 170 120 222 15 40 - - 45 55 2. Practice Questions

26. Questions?