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Set 522: Solid Waste Management Ii Date: Question Paper

Set 522: Solid Waste Management Ii Date:

Course:Bachelor Of Science (Water & Environmental Engineering)

Institution: Kenyatta University question papers

Exam Year:2010

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2008/2009
FIRST SEMESTER EXAMINATION FOR THE DEGREE OF
BACHELOR OF SCIENCE (WATER ENGINEERING)
SET 522: SOLID WASTE MANAGEMENT II
DATE: TUESDAY, 27TH NOVEMBER, 2008 TIME: 8.00 A.M. – 10.00 A.M.
INSTRUCTIONS:
1) Attempt three questions only
2) Question one is mandatory
1. (i) Name and discuss four elements of a waste minimization strategy. (12 marks)
(ii) To ensure an optimum waste minimization programme a wide-ranging
strategy must be employed. Name and discuss five of the basic parts
of the waste minimization strategy. (15 marks)
(iii) What are waste minimization options? (3 marks)
2. (i) Why should the clean technologies be adopted? (2 marks)
(ii) Briefly examine three main factors namely economics, legislation
and community response. (8 marks)
(iii) Indicate two incentives and two disincentives for adopting clean
technologies? (6 marks)
3. (i) What is lifecycle assessment of a product? (2 marks)
(ii) Outline steps necessary into conducting a life cycle assessment
of a product. (8 marks)
(iii) Name major factors in product lifecycle system. (4 marks)
(iv) Explain source waste reduction measures giving examples. (6 marks)
2
4. Metal parts are degreased by spraying with solvent. To protect workers
health, an air extraction system is installed over the workbenches. This leads to
a problem with atmospheric emissions of Volatile Organic Compounds (VOCS)
(i) Outline some possible methods of overcoming this problem . (12 marks)
(ii) Give the preferred order of priority of the solutions. (8 marks)
5. Discuss integrated approach to solid waste management, outlining logical
actions, minimization of the production of waste, maximization of recycling
and reuse, promotion of safe waste collection and disposal. (20 marks)
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Set 522: Solid Waste Management Ii Date: Question Paper

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