Plumber Red Seal · Question
A commercial building requires a stormwater drainage system to handle runoff from a parking lot. What type of drainage system would typically be specified for collecting surface runoff from such a large paved area?
For large paved areas like parking lots, a catch basin and storm sewer system is the standard solution. Catch basins collect the surface runoff, and storm sewer
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Question: A commercial building requires a stormwater drainage system to handle runoff from a parking lot. What type of drainage system would typically be specified for collecting surface runoff from such a large paved area?
Answer options:
- Foundation drain system
- Subsurface drainage system ✅ Catch basin and storm sewer system
- Perforated pipe leach field
Correct answer: Catch basin and storm sewer system
Explanation: For large paved areas like parking lots, a catch basin and storm sewer system is the standard solution. Catch basins collect the surface runoff, and storm sewers convey it away to a discharge point. Foundation drains and subsurface drainage handle groundwater, while leach fields are for wastewater disposal.
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