When positioned in the upper or top portion of the slab thickness, steel reinforcement limits the widths of random cracks that may occur because of concrete shrinkage and temperature restraints, ...

Here, we tell the slab where to crack and widths of contraction joints or cracks in the joints are largely controlled by the joint spacing and concrete shrinkage. As joint spacings and concrete ...

Engineers studying the collapsed Florida tower said there seemed to be less steel reinforcement in certain areas than would have been expected from the 1979 design drawings. Share full article ...