Thickness Of Roof Slab In India

Main steel bars of 8mm and distribution steel bars of 6mm.

Thickness of roof slab in india.

Design process includes proper assumption of structural element sizes and then check hellip. Diameter of reinforcing bar shall not exceed one eight of the total thickness of the slab i e. Slab roof of the conventional kitchen with a storage tank to provide about 0 2 m 3 of hot water of 50 65 c for various domestic purposes. Minimum thickness of concrete structural elements based on aci 318 14 irc 2009 is 456 2000 and ubc 1997 is presented.

For slab thickness it is advised to keep it at least 5 because at some places the slab depth can be less due to electrical pipes and internal wiring. The minimum percentage of reinforcement is 0 15 for mild steel and 0 12 for hysd bar of the total cross sectional area of slab i e. Minimum rcc beam size should not be less than 9 x 9 225mm x 225mm with an additional slab thickness of 125 mm. The size of roof is 41 50 ft x 38 20 ft 1585 30 sq ft.

During harmattan and rainy period solar energy is to be supplemented by fuelwood for water heating. I generally use a minimum of 4 bars with 2 bars of 12 mm thickness in the bottom of the beam and 2 bars of 10 mm at the top of the beam. Minimum thickness of concrete slab beam column foundation and other structural members is selected to meet the design requirements as per standard codes. The reinforcement details for rcc roof can be categorized in two ways.

A concrete roof is exactly what it sounds like. The thickness of slab and ms steel arrangement is according to design based on span and loading condition. 1 8 d generally the dia of bar is 10mm 150 mm c c for a normal slab of thickness 6 inch 150mm. A solar collector of 3 2 m 2 area mounted on the r c.

Roof slab thickness 5 length of slab 40 breadth of slab 25 area of slab 25 40 1000sqft m 20 mix 1 1 5 3 concrete. The centering contractor has made roofing by having flat surface from bottom of slab and sloping on top surface of slab for easy flow of rain water. Bd as per is456 2000. For beam it should be 16mm and 12 mm as per span.

The center of roof has thickness of 6 and sloped either side on top surface to end at 4. However in general the thickness of rcc slab should be 4 5 thick. Ms steel for slab for main bar should be 10mm and for distribution 8mm or 10 mm. For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers.

1000 sq ft concrete slab cost in india given dimensions roof slab thickness ranging between 4 inch to 6 inch but in this calculation we take roof slab thickness is 5 inch.