MU Civil Engineering (Semester 7)
Solid Waste Management
May 2014
Total marks: --
Total time: --
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

1 (a) State and explain characteristics of Hazardous waste.
5 M
1 (b) Explain factors affecting the generation rate of solid waste.
5 M
1 (c) Why solid waste Management is necessary ? How the solid waste is managed in your city?
5 M
1 (d) Why optimization of collection routes is necessary. Explain Heuristics Guide lines for collection of solid waste routes.
5 M

2 (a) Calculate the amount of oxygen required to stabilize one tonne of solid waste having chemical composition C55 H110O35N1
\[C_{a}H_{b}O_{c}N_{d}+\left [ \dfrac{4a+b-2c-3d}{4} \right ]O_{2}\rightarrow a CO_{2}+\left [ \dfrac{b-3d}{2} \right ]H_{2}O+NH_{3}\]
10 M
2 (b) Estimate the energy content of solid waste sample with the following composition using mofified Dulong formula
Components % by weight
C 38
H 9.5
O 41.5
N 6.0
S 2.0
Ash 3.0
5 M
2 (c) Explain the functional elements of solid waste management with suitable sketch.
5 M

3 (a) Explain thermal processing of solid waste i.e incineration in the following context:-
i) Advantages
ii) Products
iii) Types of incinerators.
10 M

4 (a) Explain with neat sketches 'Hauled Container System' and House to House collection system.
10 M
4 (b) What is transfer station ? Why the transfer station is provided ? Explain types of Transfer Station with neat sketches.
10 M

5 (a) Explain factors affecting composting. Also explain the types of composting with neat sketch
10 M
5 (b) Explain the significance and characteristics of physical, chemical and biological properties of solid waste.
10 M

6 (a) List the engineering considerations involved in the implementation of 'Material Recovery Facilities'. Give the flow diagram for material recovery facilities for processing yard and other green waste.
10 M
6 (b) Discuss the effects of solid waste on:
i) Environment
ii) Ground Water
iii) Soil
iv) Water surface.
10 M

Write short note on any four
7 (a) Hospital waste management.
5 M
7 (b) Pyrolysis
5 M
7 (c) Industrial solid waste management
5 M
7 (d) Legal aspects of solid waste management
5 M
7 (e) Vermi-composting.
5 M

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