Sewerage: The Designing, Construction, and Maintenance of Sewerage Systems

acre allowed amount becomes better bottom braces branch brick built capacity carried cause cement centre cleaning close combined completed concrete connection considerable construction continuous contractor cost covered danger deep deposits depth designed desirable diameter discharge distance drain driven effect effluent engineer enter entire equal excavation expense feet filter flow flushing foot formula frequently gallons give given grade greater ground inches increase inlets invert iron joints laid least length less lower manhole material matter method necessary obtained ordinary organic matter outlet pass pipe placed plank Plate possible practically prevent probably pump quantity reach removed sand sewage sewer sheathing shown side soil sometimes stone stream street sub-drain sufficient surface taken tank tion trench unless usually velocity vertical