Does the plumbing code specify how far below grade a trunk line needs to be exiting he building?
T tlmartin84 Well-known member Joined Apr 23, 2012 Messages 1,085 Location West Virginia May 14, 2014 #1 Does the plumbing code specify how far below grade a trunk line needs to be exiting he building?
K K'ledgeBldr Well-known member Joined Aug 22, 2011 Messages 1,925 Location Johns Creek, GA May 14, 2014 #2 Covered by a minimum of 12" of tamped earth or; 6" below the frostline.
J JimR1998 Well-known member Joined Dec 17, 2013 Messages 81 Location Southeastern PA May 14, 2014 #3 Codes are different all over. Inspector here said we could run the 4" gravity line a minimum of 12" from the grade. Pressure sewer could be different since the narrow diameter pipes may have standing water.
Codes are different all over. Inspector here said we could run the 4" gravity line a minimum of 12" from the grade. Pressure sewer could be different since the narrow diameter pipes may have standing water.
