Thickness Of Concrete Roof

Leaks are rare generally caused by faulty construction practices and are easily repaired.

Thickness of concrete roof.

The savings in eliminating conventional roofing materials will also offset the cost of the concrete roof solution. Concrete tile will never hold its color as well as clay says ken mcgee owner of the tile man a supplier and installer of concrete and clay roof tiles in louisburg n c. A solid slab of concrete capping the top of your house. For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers.

Exact specifications vary but most concrete roofs are several inches thick. A concrete roof is exactly what it sounds like. The roof needs to be thick in order to provide insulation and proper protection. Data from that publication are given below together with the oven dry unit weights that are equivalent to the normally dry unit weights.

Although most concrete roof tiles are manufactured with an integral pigment that colors the entire thickness of the tile the color of concrete tiles will fade over time. The flat concrete roof itself can be up to 7 inches thick although the greater the thickness the more the concrete will need be poured in increasing numbers of layers with each one needing to dry before the next is poured. Gypsum concrete roof deck systems consist of a form board wire. Flexural strength can be assumed to be 33ksi unless a new single ply system is contemplated that requires a higher pull out strength.

Minimum thickness of concrete structural elements based on aci 318 14 irc 2009 is 456 2000 and ubc 1997 is presented. Thickness of a steel roof deck can be determined at a roof hatch where the edge of the deck may be available for measurement with a micrometer. An exception to this standard however may occur if you intend to install slate concrete or tile shingles on your roof. Minimum thickness of concrete slab beam column foundation and other structural members is selected to meet the design requirements as per standard codes.

Concrete thickness for flatwork such as slabs on grade and driveways a minimum thickness of four inches is required but increasing the thickness to five inches can add nearly 50 percent to the load bearing capacity. R values have been given on a slightly different normally dry unit weight basis by stanley e.