Rc Roof Slab Design

The materials to be used are grade c25 concrete and grade 500 reinforcement.

Rc roof slab design.

This kind of slab is majorly used at the entrance of hotels malls restaurants for good pictorial view and to install artificial lighting. However including the beams would effectively transfer a load of slabs to the columns which is good for durability of the structure. Assume the thickness of slab take 4 cm per metre run of the span. α angle between the shear reinforcement and the plane of slab fywd ef effective design strength of the punching shear reinforcement 250 0 25 d fywd mpa d mean effective depth of the slabs mm v v v u d ed ed rd max 0 β max.

Tutorial for analysis and design of slab in staad pro rc designer. Find the effective span which is lesser of i distance between centres of bearings and ii clear span and effective depth. Forest hill station at eglinton and bathurst road was the crosstown project s first top down station to install the roof slab. A rectangular reinforced concrete slab is simply supported on two masonry walls 250 mm thick and 3 75 m apart.

Rcc roof slab reinforcement details if you follow the minimum standards for structural design for modern day buildings you can opt for creating the rcc without a beam it is called a flat slab. Tutorial for analysis and design of slab in staad pro rc designer. Influential architects working in the early 1900s such as walter gropius and le corbusier saw ornamentation and traditional styles of architecture as. Waffle slab is a reinforced concrete roof or floor containing square grids with deep sides and it is also called as grid slabs.

The slab has to carry a distributed permanent action of 1 0 kn m2 excluding slab self weight and a variable action of 3 0 kn m2. We would like to show you a description here but the site won t allow us. Lastly the concrete roof slab increases safety for workers underground. In this video a description of the designing process of rc slab will be covered as well as the final draw.

Preparations started in august and the team poured the concrete roof slab on the night of september 25th and into the morning of the 26th. Although there are certainly many times and places throughout the history of architecture where flat roofs have been used the flat roof has been intrinsically tied with modern architecture since it emerged from the modernist style in the 1920s. Steps to be followed in the design of slab assuming suitable bearings not less than 10cm find the span of the slab between the centers of bearings.