Reinforced Concrete Flat Roof Construction Details

The first flat roofs in central europe wood cement roofs and early reinforced concrete.

Reinforced concrete flat roof construction details. Concrete weighs a lot and the outside walls have to be capable of supporting the giant slab. During construction precautions must be taken to prevent excessive moisture from being trapped between the reinforced concrete roof structure and membrane. This is one of the common causes of flat roof waterproofing failure. 6 mm 8 mm 10 mm 12mm and 16mm.

Oct 5 2015 concrete pitched roof slab edge gutter detail this is a hidden gutter detail at the edge of a reinforced concrete pitched roof slab. For an exposed concrete roof installation it is recommended that a competent concrete mix design consultant or concrete supplier be engaged to assist in the development of the concrete mix to be used. Interior support beams can help but the construction works best when concrete walls floor and roof form a solid shell. Minimum reinforcement is 0 12 for hysd bars and 0 15 for mild steel bars.

Of course a concrete roof requires more support than a typical wooden roof. Large amount of water vapour can evaporate from reinforced concrete or a wet screed. For this reason adding a concrete roof onto a wood. Sufficiently waterproof concrete can be achieved and is regularly used for water tanks ships pipe and more.

The diameter of bar generally used in slabs are.