Service Loads
See the following Table 5-1 for maximum drilled shaft service loads recommended without conducting a detailed structural analysis. Foundation design outlined in this chapter must be followed to ensure the proper sizes are selected and embedment criteria is specified in the contract plans.
Size | Load |
24 in. | 175 tons |
30 in. | 275 tons |
36 in. | 400 tons |
42 in. | 525 tons |
48 in. | 700 tons |
54 in. | 900 tons |
60 in. | 1,100 tons |
66 in. | 1,350 tons |
72 in. | 1,600 tons |
84 in. | 2,175 tons |
96 in. | 2,850 tons |
108 in. | 3,625 tons |
120 in. | 4,475 tons |