Reinforced Concrete Roof Slab

Contents basics of reinforced concrete slab design1.

Reinforced concrete roof slab.

The floor system of a structure can take many forms such as in situ solid slabs ribbed slabs or precast units. Exact specifications vary but most concrete roofs are several inches thick. Step 3 placing the steel joists. A reinforced concrete slab is a crucial structural element and is used to provide flat surfaces floors and ceilings in buildings.

A solid slab of concrete capping the top of your house. Steel reinforced slabs typically between 100 and 500 mm thick are most often used to construct floors and ceilings while thinner mud slabs may be used for exterior paving see below. The only known roof systems that have consistently survived high category hurricane and tornado velocity winds have been built with structural reinforced concrete decks securely and sufficiently connected to structural reinforced concrete or reinforced concrete block walls. Slabs may span in one direction or in two directions and they may be supported on monolithic concrete beams steel beams walls or directly by the structure s columns.

If reinforced concrete were to be reused strong connections would have to be made between roof and walls. Concrete slab design proceduredesign of continuous slab basics of reinforced concrete slab design slabs are generally designed on the assumption that they consists of a number of beams of breadth one meter. Insulated reinforced concrete roof decks. Such slabs left unconnected to walls caused many deaths in the 2005 quake from school roof collapses.

The steel joists will provide a strong foundation for the flat concrete roofing. The blocks come in several sizes but this guide will assume you are using a 16 3 4 inch wide concrete slab. A concrete slab is a common structural element of modern buildings consisting of a flat horizontal surface made of cast concrete. This kind of slab is majorly used at the entrance of hotels malls restaurants for good pictorial view and to install artificial lighting.

Effective span of slab2. Reinforced concrete slabs are used in floors roofs and walls of buildings and as the decks of bridges. On the basis of reinforcement provided beam support and the ratio of the spans slabs are generally classified into one way slab and two way slab. One of the most crucial step in building a flat concrete roof is to figure out the size of the concrete block you will need.

A concrete roof is exactly what it sounds like. Waffle slab is a reinforced concrete roof or floor containing square grids with deep sides and it is also called as grid slabs.