Rcc Roof Ppt

In case of major break down of the batching plant the additional construction joint may be left.

Rcc roof ppt.

Slabs s1 and s2 to be designed. The reinforced concrete features combined the strength of cement and steel bars which are the basic components of a modern structural design. That is another topic. Dutch hip a dutch roof design is a hip roof with small gable ends at the ridge allowing for attic ventilation 13.

A roof crack paves way for rain water to seep in to the house. Of 0 24 shall be used for the roof slabs since it is subjected to higher temperature. Reinforced concrete or rcc is concrete that contains embedded steel bars plates or fibers that strengthen the material. The location of the construction joint shall be at the one third span.

3 ratios of rcc are used in construction work. Slabs it is better to provide a max spacing of 200mm 8 for main bars and 250mm 10 in order to control the crack width and spacing. Structural member of rcc slabs beams columns foundation 34. It is planned to have two construction joints for main building as decided.

Today we are going to discuss the types of solid rcc slabs. Live load 40 psf figure 1. The construction joint shall be pre decided and fixed prior to start of the concreting. Design the roof slab beam and column of house given in figure 1.

Rcc roof slab in the construction industry when they use the word concrete they are talking about reinforced cement concrete also known as rcc. Types of solid rcc slab rcc solid slabs are three types depending. In fact it has become the most commonly utilized construction material. Crack in the roofs over a period of time the rcc shrinks forming cracks in the roof.

This is most important part of the structure generally 1 2 4 and 1 1 5. Reinforced concrete sloped roof slab overhang detail cross section detail of a reinforced concrete sloped inclined roof slab overhang cantilever detail. Mathematically for a roof to drain off the entire water the slope has to be 1 in 40 for normal rainfall. Updated march 8th 2019rcc slab can be various types depending on various criteria.

Concrete compressive strength fc 3 ksi. A gable roof consists of two shed roof structures joined at the peak forming a ridge line. Steel yield strength fy 40 ksi. Hip a hip roof is a gable roof with angled ends taking the place of the gable end of the structure.

Rcc denotes re in forced cement concrete in which cement sand and bajri are laid with the help of mild steel. The capability to carry loads by these materials is magnified and because of this rcc is used extensively in all construction. 2 thick brick tile.