AL Sewer Projects Practice Questions - Alabama Sewer Projects Contractor Examination Exam

What problem is most likely if a gravity sewer is installed at a slope far below the minimum design grade?

Excessively high scour velocity that erodes the pipe wall immediately Solids deposition, odors, and frequent blockages Automatic increase in pipe diameter Elimination of the need for manholes

Correct Answer:

Solids deposition, odors, and frequent blockages

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