Page 233 - Aeronautical Engineer Data Book

Airport design and compatibility 189
Note: All tires – all contact area constant at 243 Sq in (0.157 Sq M)
Weight on main gear
900 627,700 LB
K = 75 (284,800 KG)
k = 150
60 850 k = 300 600,000 LB
k = 550 (272,200 KG)
Flexural strength ( KG/SQ CM) 50 PSI 750 500,000 LB
550,000 LB
800
(249,550 KG)
55
(226,850 KG)
700
450,000 LB
(204,150 KG)
400,000 LB
650
45
(181,450 KG)
350,000 LB
600 (150,800 KG)
40
550
35 500

900
Annual departures
1,200
60 850 3,000
6,000
15,000
Flexural strength ( KG/SQ CM) 50 PSI 750
25,000
800
Note: 200­yer
55
pavement life
700
650
45
600 C:/R13/WIN/777APD/SEC79/SEC79.DWG
40
550

35 500
6 810 12 14 16 18 20 22 24
Inches
20 30 40 50 60
(Centimeters)
Pavement thickness

Fig. 11.19 Aircraft:airport compatibility – rigid
pavement requirements. Data for Boeing 777-200.
Courtesy Boeing Commercial Airplane Group