Characteristics of sewage cycle of decay decomposition of sewage, examination of – – sewage BOD COD. Equations , design of sewers shape and materials sewer – – – – appurtenances man holes inverted siphon catch basins fusing tanks ejectors, pumps – – – – and pump houses and house drainage components requirements sanitary fittings traps – – – – one pipe and two pipe systems of plumbing ultimate disposal of sewage sewage farming – – dilution. UNIT V water treatment plant- Flow diagram primary treatment design of screens grid – – chambers skimming tanks tanks principles of design biological – –sedimentation – – treatments trickling filters standard and high rate - Construction and design of oxidation – – ponds. Sludge digestion tanks factor affecting design of digestion tanks sludge disposal – – – by drying septic tanks working principles and design soak pits. – – TEXT 1.Water supply and sanitary engineering by G.S.birdi, dhanpath rai & sons publishers 2.Water supply engineering, vol waste water engineering vol B.C punmia, ashok jain –I, –II, & arun jain, lakshmi publications new Delhi 3.Elements of envirmental engineering by K.N duggal, S.chand publishers REFERENCE BOOKS Water and waste water technology by mark J hammar and mark J.hammer Jr Water and waste water technology by steel Water and waste water engineering by fair geyer and okun Waste water treatment concepts and design approach by G.L karia and R.A Christian , – PHI Waste water engineering by Metcalf and eddy Unit operations in environmental engineering by R. elangovan and M.K.saseetharan, new age international
Characteristics of sewage – cycle of decay – decomposition of sewage, examination of sewage – BOD – COD. Equations , design of sewers – shape and materials – sewer appurtenances man holes – inverted siphon – catch basins – fusing tanks – ejectors, pumps and pump houses and house drainage – components requirements – sanitary fittings – traps – one pipe and two pipe systems of plumbing ultimate disposal of sewage – sewage farming – dilution. UNIT V water treatment plant- Flow diagram – primary treatment design of screens – grid chambers – skimming tanks –sedimentation tanks – principles of design – biological treatments – trickling filters – standard and high rate - Construction and design of oxidation ponds. Sludge digestion tanks – factor affecting – design of digestion tanks – sludge disposal by drying – septic tanks working principles and design – soak pits. TEXT 1.Water supply and sanitary engineering by G.S.birdi, dhanpath rai & sons publishers 2.Water supply engineering, vol –I, waste water engineering vol –II, B.C punmia, ashok jain & arun jain, lakshmi publications new Delhi 3.Elements of envirmental engineering by K.N duggal, S.chand publishers REFERENCE BOOKS Water and waste water technology by mark J hammar and mark J.hammer Jr Water and waste water technology by steel Water and waste water engineering by fair geyer and okun Waste water treatment – concepts and design approach by G.L karia and R.A Christian , PHI Waste water engineering by Metcalf and eddy Unit operations in environmental engineering by R. elangovan and M.K.saseetharan, new age international