AL Sitework Practice Questions - Alabama Sitework Contractor Examination Exam

What is the primary function of a geotextile fabric under aggregate base or around a drain?

To act as a structural steel replacement To separate soil layers, retain fines, and allow water to pass while limiting contamination of aggregate To permanently seal the site against all rainfall To increase the pH of clay soils

Correct Answer:

To separate soil layers, retain fines, and allow water to pass while limiting contamination of aggregate

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