why is the longer side of the cross section of the girder used as depth ? Share with your friends Share 2 Vara answered this Expression for the depression in a girder:δ=Wl34bd3YHere, d is depthFrom the above relation, it is clear that, the depression in a girder is inverselyproportional to the cube of its depth.Therefore, the longer side is used as depth so that the depression is small in the girder. 4 View Full Answer
