Concrete Technology and Design of Concrete Structures
The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on

both top and bottom faces perpendicular to wall
bottom face perpendicular to wall
top face perpendicular to wall
None of these

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Concrete Technology and Design of Concrete Structures
Select the incorrect statement...

The loss of prestress is more in pre-tensioning system than in post-tensioning system.
For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system
None of these
Pretensioning system has greater certainty about its durability.

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