Reinforced Concrete Flat Roof Construction Details

Ridge and valley beams.

Reinforced concrete flat roof construction details.

The blocks come in several sizes but this guide will assume you are using a 16 3 4 inch wide concrete slab. Step 3 placing the steel joists. Next it is important to select the appropriate waterproofing membrane. Because typical concrete is porous it needs to be treated with an additive such as xypex which makes the concrete waterproof.

As the roof is constantly exposed to direct. The steel joists will provide a strong foundation for the flat concrete roofing. For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers. Lb la 16 12 1 33 2 two way slab minimum depth of two way slab is given by formula hmin perimeter 180 2 16 12 12 180 3 73 in assume h 5.

Oct 4 2017 flat concrete roof construction details detail drawings. Exact specifications vary but most concrete roofs are several inches thick. Qaisar ali http www eec edu pk page 5 of 24. The roof should incorporate insulation and usually a vapour control layer to protect from interstitial condensation.

A solid slab of concrete capping the top of your house. The first flat roofs in central europe wood cement roofs and early reinforced concrete. The evolution of the flat roof roofs of earth and loam archetypal forms renaissance and baroque. The sheet metal channels embedded in the eps adjacent to the concrete beam stems are the screw strips for subsequently affixing the drywall.

A concrete roof is exactly what it sounds like. For a roof to be effective surface water should be discharged quickly without ponding or stagnation. Cross section of a typical cast in place reinforced concrete roof deck formed with one of the typical icf planks shown in figure above. A concrete slab flat roof is normally made up of a structural layer of concrete finished with a smooth screed onto which a water proof layer such as a membrane is laid.

Department of civil engineering n w f p uet peshawar design of reinforced concrete components of a house. Proper design of falls in reinforced concrete flat roofs is most important in creating flow paths to suitable discharge points.