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. During the sub-surface investigations for design of foundation, a Standard Penetration Test was conducted at 4.5 m below the ground surface. The record of number of blows is given below. Penetration depth (cm) Number of blows 0-7.5 3 7.5-15 3 15-22.5 6 22.5-30 6 30-37.5 8 37.5-45 7 Assuming the water table at ground level, soil as fine sand and correction factor for overburden as 1, the corrected N value for the soil would be (a) 18 (b) 19 (c) 21 (d) 33

. During the sub-surface investigations for design of foundation, a Standard Penetration Test was conducted at 4.5 m below the ground surface. The record of number of blows is given below. Penetration depth (cm) Number of blows 0-7.5 3 7.5-15 3 15-22.5 6 22.5-30 6 30-37.5 8 37.5-45 7 Assuming the water table at ground level, soil as fine sand and correction factor for overburden as 1, the corrected N value for the soil would be (a) 18 (b) 19 (c) 21 (d) 33

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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During the sub-surface investigations for design of foundation, a Standard Penetration Test was conducted at 4.5 m below the ground surface. The record of number of blows is given below. Penetration depth (cm) Number of blows 0-7.5 3 7.5-15 3 15-22.5 6 22.5-30 30-37.5 37.5-45 Assuming the water table at ground level, soil as fine sand and correction factor for overburden as 1, the corrected N value for the soil would be (a) 18 (b) 19 (c) 21 (d) 33
Transcribed Image Text:During the sub-surface investigations for design of foundation, a Standard Penetration Test was conducted at 4.5 m below the ground surface. The record of number of blows is given below. Penetration depth (cm) Number of blows 0-7.5 3 7.5-15 3 15-22.5 6 22.5-30 30-37.5 37.5-45 Assuming the water table at ground level, soil as fine sand and correction factor for overburden as 1, the corrected N value for the soil would be (a) 18 (b) 19 (c) 21 (d) 33
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