I need to design a system which will allow me to dispatch the sewage waste from twenty houses into a system, which will only allow me an entry flow rate of 1.12 litres\sec.
Assume the houses to be 3 bed semis.
The BS 5572 code give me an approximate flow rate of 5.1 litres\sec for twenty...
I need a formula or method to calculate what length of 9" pipe I need to regulate flow from a detention chamber, with a max head of 5.36 feet, to a maximum discharge of 88 litres per second?