EZ
Virtual
Tools
Dashboard
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Parking Garage Drain Sizing
Size floor drains and drainage systems for parking garages.
Floor Area
?
Total garage floor area.
sq ft
Design Rainfall
?
Rainfall intensity for open garages.
in/hr
Garage Type
?
1=enclosed, 2=partially open, 3=open air.
Calculate
Results
Total Drainage Flow
-
GPM
Number of Drains
-
4-inch
Alt: Trench Drain Length
-
feet
References:
Based on IBC and IPC parking garage drainage requirements