Although slopes below 1 in 100 are permitted for pipes over NPS 4, they should be used only where necessary. Steeper slopes and higher velocities will help to keep pipes clean by moving heavier solids that might tend to clog the pipes.
Although slopes below 1 in 100 are permitted for pipes over NPS 4, they should be used only where necessary. Steeper slopes and higher velocities will help to keep pipes clean by moving heavier solids that might tend to clog the pipes.