The Separate System of Sewerage: Its Theory and Construction

allowed amount appears applied assessing assumed average becomes branches brick building built carried cause cement cent City clean Combined complete connected considerable construction contractor cost cover curve depth determined diameter direct discharge drain drainage effect effluent Engineer entirely equal excavation experiments fall feet filter filtration fixtures flow flush-tanks flushing foot furnished gallons give given grade ground inches increased iron joints laid laying lead length less lineal foot man-holes material maximum means method months nearly necessary nitrification ordinary organic matter passes pipe placed Plate plumbing population present Price proper purification quantity reached removed roof running sand Separate sewage sewer shown side soil storm water stream street sufficient supply surface syphon TABLE taken tank tion trap trench usually ventilation waste