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BARC CE 2018 "Soil Mechanics & Foundation Engg." Nuclear Quiz 4
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Question 1
In Newmark's influence chart for stress distribution, there are ten concentric circles and ten radial lines. The influence factor of the chart is
Question 2
A rectangular footing 1 m x 2 m is placed at a depth of 2 m in a saturated clay behaving an unconfined compressive strength of 100 kN/m2. According to Skempton, the net ultimate capacity is
Question 3
No. Of blows observed in SPT are
Penetration of sampler no. Of blows
0-150mm 6
150-300mm 8
300-450mm 10
450-600mm 12
Water table is at ground and soil is fine. Take effective overburden pressure as 80kN/m2. Corrected value of N is
Penetration of sampler no. Of blows
0-150mm 6
150-300mm 8
300-450mm 10
450-600mm 12
Water table is at ground and soil is fine. Take effective overburden pressure as 80kN/m2. Corrected value of N is
Question 4
An excavation is made with a vertical face in a clay soil has 
, 
. Determine the maximum depth of excavation so that the excavation is stable.
Given for
and 
, . Determine the maximum depth of excavation so that the excavation is stable. Given for
and Question 5
Diesel hammer for pile driving
a) Not suitable for driving piles in soft soils
b) Are self-contained and self-activated
a) Not suitable for driving piles in soft soils
b) Are self-contained and self-activated
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Feb 7ESE & GATE CE
