Pile Capacity: DRILLED_SHAFT_24IN to DRILLED_SHAFT_48IN
Driven pile and drilled shaft nominal resistance data — steel H-piles (HP8 to HP16), pipe piles (12 and 16 in OD), precast concrete piles, and drilled shafts with cross-section properties, structural capacities, and typical skin friction and end bearing ranges by soil type
| pile type | area in2 (in2) | depth in (in) | end bearing clay ksf max (ksf) | end bearing clay ksf min (ksf) | end bearing sand ksf max (ksf) | end bearing sand ksf min (ksf) | min embedment ft (ft) | notes | perimeter in (in) | skin friction clay ksf max (ksf) | skin friction clay ksf min (ksf) | skin friction sand ksf max (ksf) | skin friction sand ksf min (ksf) | structural capacity kips A36 (kips) | structural capacity kips A572 (kips) | weight plf (lb/ft) | width in (in) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DRILLED_SHAFT_24IN | 452 | 24 | 35 | 8 | 400 | 100 | 15 | Drilled shaft 24 in diameter; f'c=4000 psi; structural cap = 0.85*4*452=1537 kips; skin friction varies widely with soil | 75.4 | 2 | 0.6 | 3 | 0.8 | 4,528 | 4,528 | 472 | 24 |
| DRILLED_SHAFT_36IN | 1,018 | 36 | 50 | 10 | 600 | 150 | 15 | Drilled shaft 36 in diameter; f'c=4000 psi; high capacity for major bridge foundations | 113 | 2.5 | 0.8 | 4 | 1 | 10,176 | 10,176 | 1,060 | 36 |
| DRILLED_SHAFT_48IN | 1,810 | 48 | 60 | 15 | 800 | 200 | 20 | Drilled shaft 48 in diameter; f'c=4000 psi; large diameter shaft for major structures | 151 | 3 | 1 | 5 | 1.2 | 18,096 | 18,096 | 1,885 | 48 |
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