TGPSC HMWSSB Manager 2015 Paper 2 · Question 43

Question 43 of the TSPSC Manager (Engineering), HMWSSB, 2015: Paper 2 (Civil Engineering) (1 November 2015). Try it first, then open the answer and explanation.

1. Manager 2015 Paper 2 (Civil) · Q43 · Geotechnical Engineering · Foundation Engineering

   Which of the following type of Piles is more appropriate as foundation of structures constructed on Expansive Clays:

   1. Batter Piles
   2. Sheet Piles
   3. Under-reamed Piles
   4. Compaction Piles
   Show answer

   Answer: (3) Under-reamed Piles

   Under-reamed piles have one or more bulbs that anchor them in stable soil below the zone of seasonal moisture change, so they resist the uplift caused when expansive (black cotton) clays swell. They are the standard foundation for light structures on such soils.

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