Joint Sewer Flood Abatement System (CSOAP) Gets a reality So it considering instantaneous rescue (less circulate much less surcharge) to an old and you may undersized sewer program. In the event of incapacity of one’s antiquated sewer program when you look at the the city, sewage is also expressed into the treatment facility personally using new canal program. The biggest trunk sewers for instance the East Front Trunk Sewer have been currently no less than 75 years old. In some section the...