SC Grading Practice Questions - South Carolina Grading Contractor Examination Exam

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A cohesive soil with unconfined compressive strength of 1.8 tsf would otherwise be Type A. It must be classified no better than Type B if:

It is clay A pocket penetrometer is used It is fissured, previously disturbed, or subject to vibration from traffic or pile driving The excavation is less than 5 feet deep

Correct Answer:

It is fissured, previously disturbed, or subject to vibration from traffic or pile driving

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