1/8 per ft
1/8" per foot.
Absolutely NOT you 2" minimum
Pipe bore is the actual minimum inside diameter of a pipe, which is not necessarily the nominal pipe size.
It depends on the pipe schedule and diameter... For example. Schedule 40 1 Inch pipe has a minimum burst pressure pressure rating of 1440PSI and an operational PSI of 270. Google can provide a complete chart. Just search "PVC Pipes - Pressure Ratings"
Plumbing pitch is the amount of fall you have on your waste. All waste, not on a pump system, has to have fall toward the destination of the waste (septic tank, sewer, etc.) The pitch is basically a downhill tilt of the pipe it requires to drain the liquid and solid waste from the pipe utilizing gravity. standard fall on a waste pipe is 1/8 of an inch per foot. the reasoning behind this is that your solid waste runs with your liquid waste minimizing clogs and optimizing drainage.
1/8 inch fall for every foot of run is the ICC code minimum, but I would prefer 1/4 inch fall.
1/8" per foot.
The minimum fall allowed for a 150mm foul pipe is typically around 1 in 40, which translates to a slope of approximately 2.5%. This ensures proper drainage and prevents blockages. However, local building codes and regulations should always be consulted, as they may have specific requirements that differ from general recommendations.
The minimum fall for a 225mm foul drainage pipe is typically around 1 in 40, which translates to a gradient of 2.5%. This ensures adequate flow and prevents blockages by allowing gravity to assist in the movement of wastewater. However, local regulations and specific installation conditions may influence this requirement, so it's essential to consult relevant codes or guidelines.
Absolutely NOT you 2" minimum
From various sources I gathered that the minimum fall (slope) is 1cm fall over 1m distance. Converted that is 0.125 (1 eighth) inch fall over 1 foot distance.The maximum that should not be exceeded is 1cm fall over 20cm distance. Converted that is 0.25 (1 quarter) inch fall over 4 foot distance.
1-1/2 inch drain for above grade and 2 inch drain for below grade. Most UPC-based codes (IAPMO) require 2 inch above and below grade.
It really depends on your local building code, but 2% should be the minimum so that your pipe will be self-cleaning.
1/8" to 1/4" inch per foot.
For proper fall. Pipe should slope 1" for every 8'.
Foul Air
Every time! lol Seriously a 10-inch pipe is 5/4 of an 8-inch pipe