UNIVERSITY OF KERALA - College of Engineering, Trivandrum

08.704 ENVIRONMENTAL ENGINEERING- I
L T P/D Cr
3 1 0 4
Module I
Introduction of environment- sources of water supply-quantification of water demand through population
forecasting –Factors affecting consumption-Fluctuations in demand-Types of intakes-Conveyors, pumps and
location of pumping station-Quality of water-Drinking water standards-Physical, chemical and biological
analysis.
Module II
Treatment of water-Theory and principles of Sedimentation tanks-Stoke’s law-Types of settling (Type I & Type
II only)-Coagulation-Mixing-Flocculation, Clariflocculator-Filtration-Types of filters-Rapid sand, Slow sand,
and Pressure filters-Design of Sedimentation tanks (circular and rectangular)-Clariflocculators-Rapid sand filter-
Slow sand filter
Module III
Disinfection of water-Methods of Disinfection, Chlorination-Types of Chlorination, Factors affecting
Chlorination-Chlorine demands-Miscellaneous treatment-Ion exchange, Lime-soda process, Electro dialysis-
Colour, Taste and Odour removal-Adsorption-Aeration-Fluoridation-Defluoridation-Lay out of water
distribution network-Methods of distribution-Hardy cross method-Equivalent pipe method-Pipe appurtenances.
References:
1. S.K.Garg, “Water Supply Engineering”, Khanna Publishers.
2. Dr. B.C Punmia, “Water Supply Engineering”, Laxmi Publications Pvt. Ltd.
3. Dr. P.N. Modi, “Water Supply Engineering”, Standard Book House, NewDelhi.
4. Metcalf & Eddy , “Waste Water Engineering”, Tata Mc Grawhill Publishing Co Ltd
Question Paper: Duration: 3hrs
The question paper consists of Part A and Part B.
Part A is for 40 marks. There will be 8 compulsory short answer questions of 5 marks each covering entire
syllabus.
Part B is for 60 marks. There will be 2 questions form each module. The candidate has to answer one question
from each module.
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