NM CID GF-4 Practice Questions - New Mexico CID GF-4 Drainage Or Flood Control Systems Contractor Examination Exam

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During excavation of a storm-sewer trench beside a paved street, which construction BMP is the most direct control for keeping sediment out of an existing curb inlet?

A stabilized construction entrance at the project driveway only, with no inlet treatment A permanent concrete washout pit poured after the storm drain is accepted Inlet protection (filter, insert, or impoundment) plus perimeter controls that keep sediment on the site Removing the inlet grate so runoff can enter the sewer faster

Correct Answer:

Inlet protection (filter, insert, or impoundment) plus perimeter controls that keep sediment on the site

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