waste water

There is a building which has no space left either in front or rear and it has space in the two sides of building wall and one can do 4 cement ring wells along the wall but what if it cause any damage to the wall and you can find more info about the problem in the below post...

Work procedure for waste water management from homes businesses and industries Purpose: To manage water discharged from homes, businesses and industries to reduce the threat of water pollution. Pre-treatment Preliminary treatment, Primary treatment, Secondary treatment Sludge (biosolids)...