TABLE IX: SPACING FOR SEEPAGE FIELD CONSTRUCTION (GRAVELLESS AND CHAMBER SYSTEMS).
 
Gravelless & Chamber Dimensions
Minimum Center to Center Spacing of Distribution Lines
8 inch - Inside Diameter of Gravelless Pipe System
7.0 feet
10 inch - Inside Diameter of Gravelless Pipe System
7.0 feet
12 inch Wide Chamber System
7.0 feet
Greater than 12 inch Wide Chamber System
9.0 feet
 
(Ord. O-201711-51-031, passed 11-14-2017)