Common use of Welding Clause in Contracts

Welding. Whenever the plans and specifications call for welding of joints in reinforcement bars in lieu of lapping them, the bars shall be butt welded so as to transmit their full strength. Welded joints should preferably be located at positions where the steel will not be subject to more than 75% of the maximum permissible stresses and the welds should be so staggered that anyone section not more than 50% of the rods are welded. Only electric welding using a process which will exclude air from the molten metal be accepted. Welding shall conform to Clause No.10-21.