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

Why is a distribution box used in many conventional drain-field systems?

To grind solids before they enter the septic tank To split septic-tank effluent as evenly as possible among multiple absorption trenches To provide a second settling chamber for sludge storage only To create pressure for a force main to the treatment plant

Correct Answer:

To split septic-tank effluent as evenly as possible among multiple absorption trenches

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