Concrete & Paving
Hi all, I want to install a 100 x 100 x 5mm x 5.5m SHS, we will core drill down to a depth of 500mm in the concrete slab and position the SHS vertically, the shs will then be bolted to an RSJ which will also be bolted onto the existing beam, the RSJ is roughly 150kg (I may be wrong), can anyone...