Sewerage: The Designing, Construction and Maintenance of Sewerage Systems

acres ammonia amount arch back-filling bacteria bottom braces branch brick sewers brick-work built carried catch-basins cement centre chlorine clay cleaned combined sewers concrete connection construction contract contractor cost cubic danger deposits depth diameter discharge distance drain driven earth effluent engineer excavation expense feet per second filled filter flush-tank flushing foot gallons given grade gravel ground ground-water house-connections house-sewage house-sewer inches inlets invert inverted siphon iron joints laid least length less lower manhole masonry material method mortar necessary obtained ordinarily organic matter outlet Paragraph pipe sewers placed plank platform plumb-bob Portland cement possible prevent probably pump quantity quicksand rainfall removed run-off sand septic tank sewage sewer-invert sewer-pipe sewerage sheathing side siphon soil specifications stone storm-sewer storm-water stream street sub-drain sufficient surface tank templet thick tion trench usually velocity vertical vitrified clay pipe