Things Site Engineer Must Know about Reinforcement and Steel Bars
There are some important things site Engineers must know about reinforcement and Steel Bars are as follows; THINGS SITE ENGINEERS MUST KNOW ABOUT REINFORCEMENT AND STEEL BARS ● Hooks for stirrups is 9D for one side. ● No.of stirrups = (clear span/spacing ) + 1 ● For cantilever Anchorage length for main steel is 69D. ● 'L' for column main bar in footing is minimum length 300mm. ● For chairs in footing minimum 12mm dia with 1m spacing should be used. ● Lapping of steel bar should not be used for larger than 36mm. ● In steel Reinforcement binding wire required 8kg per MT. ● Weight of rod per meter = D^2/162, (D=dia of bar). ● Main bar in the slab shall not be less than 8mm (HYSD) or 10mm (plain bar). ● Distribution bar in the slab shall not be less than 8mm and not more than 1/8 of the slab thicknes. ● All reinforcement shall be free from loose rust, oil or any other substances.