8/11/2019 Bearing Capacity Prob.
1/3
(Bearing Capacity Analysis)
Q # 01: What will be the gross & net safe bearing pressure
of sand having = 3 &
effective unit wt of !"#g $ cc under the following cases%
!) !" ' wide strip footing
) !" !" ' s*uare footing
3) Circular footing of !" ' dia
Q# 02: +or sand = 3, - = !"#g $ cc & strip footing having
width = depth = !',
what will be the safe net B"C under the following condition of
.round water
table (."W"/)"
!) W"/ touching the base of foundation
) W"/ touching the ground surface"
Assu'e saturated unit wt of soil = "!3 g $ cc
/he soil is assu'ed to re'ain saturated below ground
surface"
C = , +"0"1 = 3, 2*= 4"3#, 2r= 5
Q# 03: What will be net ulti'ate Bearing capacity of a soft
sensitive clay, in which,
when a vane shear test was conducted ( vanes of ! c' height
& # c'
dia'eter), the soil failed at a 'ai'u' /or*ue of 5 6g $ c'"
consider a
footing of s*uare shape & density of soil as !"7 g' $ c' 3"
use /er8aghi9s
/heory"
Q# 04: A s*uare footing "5' "5' is built in a ho'ogenous bed of
sand of density" / $ '& having an angle of shearing = 3#" /he
depth of the base of
footing is !"5' below the ."1" Calculate the safe load that can
be carried by a
footing with a +"0"1 3 against co'plete shear failure" :se
ter8aghi analysis"
!
