UNIVERSITY OF KERALA - College of Engineering, Trivandrum
UNIVERSITY OF KERALA - College of Engineering, Trivandrum
UNIVERSITY OF KERALA - College of Engineering, Trivandrum
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
08.705.2. Elective-III EARTH DAM ENGINEERING<br />
L T P/D Cr<br />
3 1 0 4<br />
Module I<br />
Earth dam – types – selection – requirements <strong>of</strong> foundation – materials <strong>of</strong> construction - seepage through dams<br />
– determination <strong>of</strong> phreatic line – Casagrande’s solution – Kozheny’s parabola - entrance and exit corrections –<br />
flow nets for homogeneous earth dams .<br />
Module II<br />
Stability analysis – method <strong>of</strong> slices - pore pressure during construction, steady seepage and sudden drawdown<br />
– approximate analysis for the above conditions using Taylor’s stability charts<br />
Embankment construction – compaction control – placement water content<br />
Module III<br />
Failure <strong>of</strong> earth dams – types <strong>of</strong> failure and damages – embankment compressibility and swelling – settlement <strong>of</strong><br />
foundations – movement <strong>of</strong> crest –Adverse effects <strong>of</strong> seepage – liquefaction and its prevention -<br />
instrumentation in earth dams -<br />
Control <strong>of</strong> seepage – cut <strong>of</strong>f trenches – grout curtains – sheet pile walls – upstream blankets – relief wells<br />
References:<br />
1. Sherard, Woodward, Gizienzki and Clevenger --- Earth and Earth-Rock dams, John Wiley & Sons, New<br />
York, 1963<br />
2. Bharat Singh & Punmia --- Earth and Rockfill dams - Standard Publishers Distributors, New Delhi, 1988<br />
Question Paper: Duration:3 hours<br />
The question paper consists <strong>of</strong> Part A and Part B.<br />
Part A carries 40 marks. There will be 8 compulsory short answer questions covering entire syllabus.<br />
Part B is for 60 marks. There will be 2 questions from each module. The candidate has to answer one question<br />
<strong>of</strong> 20 marks from each module.<br />
77