Terzaghi Allowable Bearing Capacity

Terzaghi Bearing Capacity for pad foundation

$ q_a(kPa) = 12N \dfrac{1}{c_w f_d}\left(\dfrac{S}{25.4}\right), \ B \ \le 1.2m $

$ q_a(kPa) = 8N\left(\dfrac{3.28B + 1}{3.28B} \right)^2\dfrac{1} {c_w f_d}\left(\dfrac{S}{25.4}\right), \ B \ \gt 1.2m $

$f_d = 1 + 0.25 \cdot \dfrac{D_f}{B} \le 1.25$

$c_w = 2 - \dfrac{D_w}{2B} \le 2, D_w \gt D_f$

$c_w = 2 - \dfrac{D_f}{2B} \le 2, D_w \le D_f$

$q_a(kPa) = 8N\dfrac{1}{c_w f_d}\left(\dfrac{S}{25.4}\right)$

$f_d = 1 + 0.25 \cdot \dfrac{D_f}{B} \le 1.25$

$c_w = 2 - \dfrac{D_w}{2B} \le 2, D_w \gt D_f$

$c_w = 2 - \dfrac{D_f}{2B} \le 2, D_w \le D_f$