Prestressed concrete structures showing visible signs of distress in the form of ________

The repair procedure in severe damage includes ________

The super structure of Obra singrauli bridge, located on eastern railway in Indian is of span ________

What is the problem of rehabilitation?

The first attempt to strengthen concrete flexural elements by externally bonded steel plates was attempted in?

One of the example of cast insitu construction.

The impression of structure is?

In cat insitu construction the formwork is supported by ________