Given the following SPT result, determine the N-value and the soil’s relative density (No correction due to the effective overburden pressure is required). Cumulative Depth (in.) Number of Blows     6 5 12 6 18 7  Which of the following is incorrect regarding the Soil Classification Systems? a. The AASHTO Soil Classification System is commonly used in highway design and construction b. In the USCS, SP stands for Poorly Graded Sand c. Both AASHTO and USCS, percent passing #200 sieve is a crucial piece of information d. Percent passing #4 sieve is required in order to use the

Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN:9781305635180
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter4: Soil Classification
Section: Chapter Questions
Problem 4.2P: In AASHTO, which group are the following soils likely to fall into? a. A well graded gravel with...
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  1. Given the following SPT result, determine the N-value and the soil’s relative density (No correction due to the effective overburden pressure is required).

    Cumulative Depth (in.) Number of Blows

     

     

    6 5
    12 6
    18 7
     
  2. Which of the following is incorrect regarding the Soil Classification Systems?
    a. The AASHTO Soil Classification System is commonly used in highway design and construction b. In the USCS, SP stands for Poorly Graded Sand
    c. Both AASHTO and USCS, percent passing #200 sieve is a crucial piece of information
    d. Percent passing #4 sieve is required in order to use the AASHTO system
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