805-485-0700 info@eswsinc.com

DRAINAGE SYSTEMS: BASE DRAIN

City of Los Angeles DBS gravel bag requirement

Gravel bag 8 ft on center between caisson

Base drain connected to bottom of drain board with side outlet

Side outlets connecting to solid pipe connector drain

4″ pipe to main collector pipe

Base drain installed along perimeter footing

Inside/Outside corner

End Outlet

Los Angeles Base Drain for Gravel Bag

3441 Galaxy Place
Oxnard, CA 93030

Phone: (805) 485-0700
Fax: (805) 485-0709

429 W Levers Place
Orange, CA 92867

Phone: (714) 282-1050
Fax: (714) 282-1103

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