AIRPORT PLANNING MANUAL 2 NOTES: H 38x13-18 TIRE SIZE - TIRES PRESSURE AT 8.86 kgf/cm (126 psi) SUBGRADE STRENGHT - CBR 3 4 5 78 10 20 30 6 9 WEIGHT ON MAIN LANDING GEAR (kg) (lb) 33064 (72894) 31400 (69225) 29336 (64675) 26892 (59287) 19398 (42765) 10000 COVERAGES (USED FOR ACN CALCULATIONS) ANNUAL DEPARTURES 1200 3000 6000 15000 25000 3 4 5 67810 20 30 9 FLEXIBLE PAVEMENT THICKNESS (in.) 89 20 30 40 50 60 80 10 70 FLEXIBLE PAVEMENT THICKNESS (cm) EM170APM070017.DGN Flexible Pavement Requirements - US Army Corps of Engineers Design Method Figure 7.4 EFFECTIVITY: EMBRAER 170 STD ACFT Section 7 MODEL Page 7-6 Dec08/03 b-apm1346