04000CE465052001

Pages: 2

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Max. Marks: 100

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APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

Seventh semester B.Tech examinations (S), September 2020

Course Code: CE465
Course Name: GEO-ENVIRONMENTAL ENGINEERING

PARTA

Answer any two full questions, each carry 15 marks.
Geo environmental engineering is multidisciplinary. Justify your answer.
With neat sketch explain the multiphase behaviour of soil.
What do you mean by MoEF guidelines? Explain its purpose.
What factors to be considered for the selection of site for landfill?
Mention the various processes in soil structure interaction
What are the impacts of waste dump and its remedial measures?

Explain the significance of soil sorption behaviour in waste management.

PART B

Answer any two full questions, each carry 15 marks.
Explain with neat sketch the various components of a sanitary landfill and its
functions.
What is leachate? How the quantity can be estimated?
Explain the issues to be overcome by an efficient sanitary landfill.
Write any two tests on geosynthetic to be used as a clay liner?
Write the selection criteria of soil for a liner system?
Give your comments on environmental monitoring of landfill.

What are the advantages of compacted clay liners?

PART C
Answer any two full questions, each carry 20 marks.
What are the sampling methods used for the investigation of contaminated soil?
What are the various types of Phyto remediation?
Explain in detail the variation of engineering properties of soil due to change in

environment.

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Duration: 3 Hours

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