PACKAGE : I Bid Document VOLUME : II - Public Health Engineering

shall be allowed unless approved by the Engineer. If welding is approved, the work
shall be carried out as per IS:2751 according to the best modern practices and as
directed by the Engineer. In all cases of important connections, tests shall be made
to prove that the joints are of full strength of bars welded. Special precautions, as
specified by the Engineer, shall be taken in the welding of cold worked reinforcing
bars and bars other than mid steel.
9.4 Submittal of drawings and samples.
Drawings:
The contractor will furnish detailed drawings of reinforced concrete works for
approval by Engineer. Working drawings and bar bending schedules shall be
prepared by the Contractor from the drawings approved by the Engineer.
Samples:
At least one month in advance of placing an order by him, the contractor shall
submit four samples of reinforcing bars which he intends ordering in case, the steel
is to be supplied by the contractor.
The samples shall conform to IS: 10790 Part 2-1984. The Engineer may carry out
any test he may require to satisfy that the steel to be brought by the contractor
complies with the test Specifications.
9.5 Laps and Splices.
Laps and splices for reinforcement shall be as per IS: 456-2000. Splices in adjacent
bars shall be staggered and the locations of all splices, except those specified on the
approved drawings, shall be only as approved by the Engineer. The bars shall not
be lapped unless the length required exceeds the maximum available lengths of bars
at site.
GTS : General Technical Specification. Page 72