Residential Concrete Slab Roof Design

Matthew stuart p e s e f asce secb course content slab on grades construction.

Residential concrete slab roof design.

A solid slab of concrete capping the top of your house. Concrete design and the asd method for masonry design. For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers. The construction and design of concrete slabs on grade d.

This slab lies below the actual slab and above the door sill level. The colour and material of the roof complement the structural integrity of a building. The design or nominal loads should be determined in accordance with this chapter. These types of concrete slabs are used in houses.

All slab on grade continuous footing pads pole footing f c 2500 psi. This type of slab is closed at all ends and open at one end. Design the roof slab beam and column of house given in figure 1. Poorly constructed roofs endanger the people living in a building so you need to make the roof compatible to the rest of the building in a well engineered style.

Roof diaphragm design shearwall design continuous footing design. Steel yield strength fy 40 ksi. S design roof snow load. Design loads for residential buildings.

Introduction concrete slabs on grade are a very common type of concrete construction. Exact specifications vary but most concrete roofs are several inches thick. The simplest way to construct a roof terrace is by utilising a concrete slab. Because typical concrete is porous it needs to be treated with an additive such as xypex which makes the concrete waterproof.

One concern is that the concrete must develop the compressive strength intended by the structural engineer in the design of the roof deck. Floor slabs can range from a simple residential basement slab to a heavy duty industrial floor. A roof is an integral part of a building and people try to personalise the roof designs to achieve optimum architectural splendour. And e design earthquake load.

The slab which provided above the door for storage purpose is called low roof slab. For wood design chapters 5 6 and 7 use asd. Design criteria and specifications. According to the 1995 aci code all two way reinforced concrete slab systems including edge supported slabs flat slabs and flat plates are to be analyzed and.

A concrete roof is exactly what it sounds like. Even though a treated concrete slab is waterproof standing water on a roof terrace should be avoided and so all roof terrace slabs should. Concrete compressive strength fc 3 ksi. Rcc slab roof design example structural concrete roof or slab is made waterproof by applying stabilised bitumen sheets the floor is first cleaned and then some bitumen is sprinkled over the surface and then bitumen stabilised sheets are rolled over the surface and joined with other at edges by applying heat through gas torch.