Guidelines for Selection of Site:
The following are some of the guidelines for selecting the site of a bridge :
(a) A site which is on a straight reach of the river is preferred to a site on a bend of the river.
(b) The site should be sufficiently away from the confluence of tributories.
(c) A site with a stable and well-defined bank is preferred.
(d) A site which offers a square crossing should be preferred.
(e) A site with good foundation conditions (rocky bed) should be preferred.
(f) Avoid a site with geological faults.
(g) Select a site free from landslides, slips and subsidences.