Rc Roof Slab Design

Tutorial for analysis and design of slab in staad pro rc designer.

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. Forest hill station at eglinton and bathurst road was the crosstown project s first top down station to install the roof slab. 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. Find the effective span which is lesser of i distance between centres of bearings and ii clear span and effective depth.

6 4 5 equ6 52 8 5. 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. However including the beams would effectively transfer a load of slabs to the columns which is good for durability of the structure. The materials to be used are grade c25 concrete and grade 500 reinforcement.

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. Waffle slab is a reinforced concrete roof or floor containing square grids with deep sides and it is also called as grid slabs. Lastly the concrete roof slab increases safety for workers underground. A rectangular reinforced concrete slab is simply supported on two masonry walls 250 mm thick and 3 75 m apart.

Assume the thickness of slab take 4 cm per metre run of the span. This video is a complement of the previous videos. 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. In this video a description of the designing process of rc slab will be covered as well as the final draw.

Shear stress at column face 0 5 νfcd punching shear reinforcement cl. We would like to show you a description here but the site won t allow us. 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.