The size and slope of the building sewer shall be subject to the approval of the Inspector, but in any event, shall the diameter be less than 4 inches. Minimum grade shall be as follows:
6-inch pipe | 1/8" per foot or 1" per 8 feet (1%) |
4-inch pipe | 1/4" per foot or 2" per 8 feet (2%) |
(Ord. 432, passed 10-11-2007)