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bearing capacity factors:

for:

for:

shape factors:

for:

for:

inclination factors for φ > 0:

for: *

for:

where:

for:

for:

inclination factors for φ = 0:

ground factors:

for:

for:

for:

for:

for:

for:

base factors:

for:

for:

for:

for:

where:

c

-

cohesion of soil

q₀

-

equivalent uniform load accounting for the influence of foundation depth

d

-

depth of the footing bottom

γ₁

-

unit weight of soil above the footing bottom

b

-

width of foundation

γ

-

unit weight of soil

N_c, N_d, N_b

-

bearing capacity factors

s_c, s_d, s_b

-

shape factors

i_c, i_d, i_b

-

inclination factors

g_c, g_d, g_b

-

ground factors

b_c, b_d, b_b

-

base factors

φ

-

angle of internal friction of soil

l

-

length of the foundation

δ

-

angle of deviation of the resultant force from the vertical direction

β

-

slope of the terrain

α

-

slope of the footing bottom

T

-

horizontal component of the resultant load

ω

-

angle between the horizontal component of resultant load T and the longer axis of footing (in the direction l_ef)