Rc Roof Slab Design

A rectangular reinforced concrete slab is simply supported on two masonry walls 250 mm thick and 3 75 m apart.

Rc roof slab design.

Shear stress at column face 0 5 νfcd punching shear reinforcement cl. Influential architects working in the early 1900s such as walter gropius and le corbusier saw ornamentation and traditional styles of architecture as. However including the beams would effectively transfer a load of slabs to the columns which is good for durability of the structure. Tutorial for analysis and design of slab in staad pro rc designer.

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. Forest hill station at eglinton and bathurst road was the crosstown project s first top down station to install the roof slab. This video is a complement of the previous videos.

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. Assume the thickness of slab take 4 cm per metre run of the span. We would like to show you a description here but the site won t allow us. Find the effective span which is lesser of i distance between centres of bearings and ii clear span and effective depth.

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. This kind of slab is majorly used at the entrance of hotels malls restaurants for good pictorial view and to install artificial lighting. 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.

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. Lastly the concrete roof slab increases safety for workers underground. Waffle slab is a reinforced concrete roof or floor containing square grids with deep sides and it is also called as grid slabs.