AL Drainage Irrigation Practice Questions - Alabama Drainage, Irrigation And Flood Control Contractor Examination Exam

What is the main purpose of a silt fence on a drainage or flood-control construction site?

To permanently replace a storm sewer system To intercept and filter sediment-laden sheet flow and keep sediment on site To provide structural support for trench walls To mark the permanent right-of-way boundary only

Correct Answer:

To intercept and filter sediment-laden sheet flow and keep sediment on site

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