Sewers: Repairing Beats Replacing
Rehabilitating decaying sewers can be up to 70% less costly than replacing them. Yet most sewerage agencies wait until a pipe collapses before taking action, necessitating expensive emergency...

Reducing Sewer Infiltration/Inflow
Under the terms of the EPA Water Pollution Control Legislation, cities must eliminate excess infiltration/inflow to be eligible for 75% EPA sewerage construction grants. To determine the...

Land Treatment Systems and the Environment
This paper summarizes the results from several experiments using the rapid infiltration, overland flow and slow infiltration modes of land treatment....

Discs Reduce Manhole Infiltration
The Department of Public Works for New Castle County, Del., conducted a study of infiltration at their over 30,000 sanitary sewer manholes. The study indicated that up to 60% of their...

Hydrology Handbook
Hydrology Handbook presents extensive information about the hydrologic cycle and engineering responses to it. The handbook is presented as...

 

 

 

 

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