Hardscape & GradingQuestion 59 of 100
A catch basin connected to underground drain pipe is used to do what?
a.Store irrigation water for reuse
b.Support a retaining wall
c.Collect surface water at a low point and carry it away through pipe
d.Filter drinking water
Explanation
A catch basin is a boxed inlet set at a low point that collects surface runoff and channels it into buried drain pipe leading to a safe discharge. A grate on top keeps out leaves and debris. It is a key part of a yard drainage system that prevents ponding.
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