Syllabus 07 08 Ce IIIy-IIs Ee-I

JAWAHARLAL JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD III YEAR B.TECH. C.E. II-SEM

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ENVIRONMENTAL ENGINEERING – I UNIT – I In!"#$%&"n '

Waterborne diseases – protected water supply – Population forecasts, design period – water demand – factors affecting – fluctuations – fire demand – storage capacity – water quality and testing – drinking water standards.

UNIT-II SOURCES O( WATER WATER '

Comparison from quality and quantity and other considerations – intakes – infiltration galleries distribution systems. – requirements – methods and layouts.

UNIT III

Layout and general outline of water treatment units – sedimentation – principles – design factors – coagulation-flocculation coagulation-flocculation clarifier design – coagulants – feeding arrangements. UNIT –IV

iltration – theory – working of slow and rapid gra!ity filters – multimedia filters – design of filters – troubles in operation comparison of filters – disinfection – theory of chlorination, chlorine demand, other disinfection practices- "iscellaneous treatment methods. UNIT-V

#istribution systems -#esign procedures- $ardy Cross and equi!alent pipe methods ser!ice reser!oirs –  %oints, !al!es such as sluice sluice !al!es, air !al!es, scour scour !al!es and check check !al!es water meters – laying laying and testing of pipe lines – pump house. UNIT VI

Conser!ancy and water carriage systems – sewage and storm water estimation – time of concentration – storm water o!erflows combined flow – characteristics characteristics of sewage – cycles of decay – decomposition of sewage, e&amination of sewage – '.(.#. – C.(.#. equations. #esign of sewers – shapes and materials – sewer appurtenances manholes – in!erted siphon – catch basins – flushing tanks – e%ectors, pumps and pumphouses – house drainge – components requirements – sanitary fittings-traps – one pipe and two pipe systems of plumbing – ultimate disposal of sewage sewage – sewage farming – dilution. UNIT – VII

Layout and general out line of !arious units in a waste water treatment plant – primary treatment design of screens – grit chambers – skimming tanks – sedimentation tanks – principles of design – biological treatment – trickling filters – standard and high rate. UNIT-VIII

Construction and design of o&idation ponds - )ludge digestion – factors effecting – design of #igestion tank  – )ludge disposal by drying – septic tanks working principles principles and design – soak pits.

TE)T BOOS'

*. Water supply and sanitary +ngineering by .). 'irdi, #hanpat ai  )ons Publishers. /. Water )upply +ngineering, 0ol. *, waste water +ngineering, 0ol. 11, '.C.Punmia, 2shok 3ain  2run 3ain, La&mi Publications P!t.Ltd, 4ew #elhi 5. +lements of en!ironmental engineering by 6.4. #uggal, ). Chand Publishers RE(ERENCS '

*. Water and Waste Water 7echnology by "ark 3 $ammar and "ark 3. $ammar 3r. /. Water and Waste Water 7echnology by )teel 5. Water and Waste Water +ngineering by air eyer and (kun

8. Waste water treatment- concepts and design approach by .L. 6aria and .2. Christian, Prentice $all of 1ndia 9. Waste water +ngineering by "etcalf and +ddy. :. ;nit operations in +n!ironmental +ngineering by . +lango!an and ".6. )aseetharan, 4ew age 1nternational