VII Semester B.E. (Civil) Degree Examination, January/February 2014 (2K6 Scheme) CE 706 : SOLID WASTE MANAGEMENT (Elective – II) Time : 3 Hours
Max. Marks : 100
Instructions : 1) All questions carry equal marks. 2) Answer any five full questions choosing atleast two from each Part. PART – A 1. a) Explain the necessity for a good solid waste management system.
8
b) Explain the various types of solid wastes along with their properties.
12
2. a) Discuss the various factors that may account for substantial differences in the generation of the solid wastes in municipalities of several industrial nations around the world.
12
b) Determine the moisture content of the solid waste having the following fractions. Component
Percent by mass
Food waste
15
Paper
45
Card board
10
Plastics
12
Yard wastes
10
Wood
05
Tin cans
03
8 P.T.O.
*JU767*
JU – 772
3. a) Explain with sketches, the different methods of collection of solid wastes. Also, discuss the advantages and disadvantages of each method.
12
b) What are transfer stations ? Justify the necessity of transfer stations.
8
4. a) Explain the significance of the process adopted for volume reduction in solid wastes before disposal. What are the equipment used for this purpose ? Also discuss the factors governing the selection of these equipment. 12 b) Determine the percentage volume reduction, if compactors are installed assuming the density of compacted waste as 325 Kg/m3. Component
Food waste
Paper
% by Mass
12
48
Density Kg/m3 286.34 81.69
Card Garden Plastics Wood Board trimming
8
Tin
12
09
11
03
05
49.66
64.08
104.12
240.0
88.0
PART – B 5. a) Discuss the planning of an optimal vehicle routing to transfer the solid waste to the disposal point. 10 b) Explain the hauled container system, applicability and advantages. Also explain their types, equipment and personnel requirements. 10 6. a) Explain ‘Ocean Disposal’ of solid waste. Discuss the merits and demerits of disposal of solid waste in to Ocean. 10 b) What is thermal treatment of organic material ? Discuss the thermal degradation of wastes.
10
7. a) What is a landfill ? What factors must be considered for evaluating a potential landfill site ? Explain the area method of landfill. 10 b) Explain the composting of solid wastes ? What are the various methods of composting of wastes ? Explain any one composting process in detail. 8. Write short notes on any four of the following : a) Hazardous waste disposal b) Open disposal c) Recovery of energy from conversion products d) Pyrolises e) Incineration. —————————
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Give a. typical distribution of various components in a municipal solid waste. 10. b) Explain with a neat flow chart material flow and the generation of solid wastes.
... restaurants, markets, hotels, motels, auto-repair shops, medical facilities, etc. ... including India, and a solid waste management system must address this ... Table 1.1 below shows a comparison of biodegradable and non-biodegradable.
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Page 3 of 35. 3 M.Dhaarani 2015 - 2016. playgrounds, beaches, highways, recreational areas, etc. (b) Type-based classification. (i)Garbage: This refers to animal and vegetable wastes resulting from the handling, sale, storage, preparation, cooking an
There was a problem previewing this document. Retrying... Download. Connect more apps... Try one of the apps below to open or edit this item. Solid Waste Facility User Policy Nov 2003.pdf. Solid Waste Facility User Policy Nov 2003.pdf. Open. Extract.
