Exam Details
| Subject | ground improvement techniques | |
| Paper | ||
| Exam / Course | mba | |
| Department | ||
| Organization | Vardhaman College Of Engineering | |
| Position | ||
| Exam Date | November, 2017 | |
| City, State | telangana, hyderabad |
Question Paper
(AUTONOMOUS)
B. Tech VIII Semester Supplementary Examinations, November 2017
(Regulations: VCE-R11/R11A)
GROUND IMPROVEMENT TECHNIQUES
(Civil Engineering)
Date: 16 November, 2017 AN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
Unit I
1.
What is dewatering? What are the objectives of dewatering?
7M
Explain how electro osmosis technique is effective in improving the behavior of expansive soils.
8M
2.
Explain multistage well point system of dewatering technique.
8M
Explain with neat sketches dewatering using sumps and interceptor ditches.
7M
Unit II
3.
List the various factors that are to be considered to achieve the best performance by preloading technique.
7M
Explain how the stone columns are useful for improving the properties of soil.
8M
4.
With neat sketches explain explosion method of densification of granular soils.
9M
What are the advantages of preloading in comparison with other methods adopted for improving ground support?
6M
Unit III
5.
Explain the short term and long term soil-lime reactions in detail.
8M
What are the design principles of reinforced earth?
7M
6.
What are the basic components of reinforced soil structure? Explain the function of each of the components.
8M
Explain how calcium and sodium chlorides are used as stabilizers at construction sites.
7M
Unit IV
7.
What are the tests conducted on geotextiles? Explain them briefly.
8M
Discuss the necessary requirements and relevant properties of geo synthetic when used for different hydraulic mechanical functions.
7M
8.
What are geo textiles? What are different types of geo textiles and explain their applications.
9M
What are geogrids? Explain their practical applications.
6M
Unit V
9.
Name the simple free swell tests by which one can identify the potential expansive nature of soil. Explain any one of them in brief.
8M
What are the preventive measures for an expansive soil to improve its characteristics?
7M
10.
Distinguish clearly expansive soils from soft clays.
7M
Explain how swelling pressure is estimated using constant volume method from consolidation test.
8M
B. Tech VIII Semester Supplementary Examinations, November 2017
(Regulations: VCE-R11/R11A)
GROUND IMPROVEMENT TECHNIQUES
(Civil Engineering)
Date: 16 November, 2017 AN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
Unit I
1.
What is dewatering? What are the objectives of dewatering?
7M
Explain how electro osmosis technique is effective in improving the behavior of expansive soils.
8M
2.
Explain multistage well point system of dewatering technique.
8M
Explain with neat sketches dewatering using sumps and interceptor ditches.
7M
Unit II
3.
List the various factors that are to be considered to achieve the best performance by preloading technique.
7M
Explain how the stone columns are useful for improving the properties of soil.
8M
4.
With neat sketches explain explosion method of densification of granular soils.
9M
What are the advantages of preloading in comparison with other methods adopted for improving ground support?
6M
Unit III
5.
Explain the short term and long term soil-lime reactions in detail.
8M
What are the design principles of reinforced earth?
7M
6.
What are the basic components of reinforced soil structure? Explain the function of each of the components.
8M
Explain how calcium and sodium chlorides are used as stabilizers at construction sites.
7M
Unit IV
7.
What are the tests conducted on geotextiles? Explain them briefly.
8M
Discuss the necessary requirements and relevant properties of geo synthetic when used for different hydraulic mechanical functions.
7M
8.
What are geo textiles? What are different types of geo textiles and explain their applications.
9M
What are geogrids? Explain their practical applications.
6M
Unit V
9.
Name the simple free swell tests by which one can identify the potential expansive nature of soil. Explain any one of them in brief.
8M
What are the preventive measures for an expansive soil to improve its characteristics?
7M
10.
Distinguish clearly expansive soils from soft clays.
7M
Explain how swelling pressure is estimated using constant volume method from consolidation test.
8M
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