First Floor Suspended Concrete Slab Detail

Slab on ground floors in detail but contained only a limited outline of the alternatives available for suspended floors.

First floor suspended concrete slab detail.

Suspended slabs are made of concrete and steel mesh the same as a ground slab. Added rooms can use slab on ground or suspended slabs. Suspended floors are also used when the water table is high or when aggressive chemicals are present in the soil that may attack the concrete slab. Grads slab slab on grade.

Both earlier publications are now superseded. They are normally pre fabricated offsite and transported by truck. When renovating rooms with timber floors it is often possible to replace the timber with a concrete slab for added thermal mass and quietness underfoot. Sand is filled at a height of 0 15m and then sand level is rammed.

Comprehensive information on the latter was at that time provided in the association s companion publication guide to suspended concrete floors for houses t40 published in 1991. Detail 21 shows a suspended slab with no beam. Suspended slab supported on a masonry wall. Usually after casting plinth beams.

They can be cast in situ reinforced concrete slabs precast concrete planks or slabs or the focus of this article beam and block floors. Timber is the most common form of suspended floor and can be either of the following. The slab which is cast on the surface of the earth is called a ground slab. Cut in floors in which the floor is fixed in position after the walls are erected.

Pouring concrete slab on the first floor. This results in a cost savings in concrete of 25 50. Using a composite steel and concrete design the floor slab can be thinner than conventional residential suspended slab systems. The ground floor is made up of suspended concrete slab or beam and block floor supported by the external and internal load bearing walls which transfer the loads to the foundations below.

Before the concrete can be poured in situ to create the suspended first floor concrete slab formwork and shuttering must be erected as follow. Renovations can often incorporate concrete slabs even when the original building does not. In double brick buildings all timber floors are cut in. This is one of the types of concrete slabs.

There are two types of grade slabs. Some slabs have hollow channels running through them these hollow core slabs are used to help reduce weight and also to allow cabling and piping to be run through the slab. The exact thickness of the slab will be calculated by the engineer that designed the reinforcement for the concrete slab. Suspended concrete floors can be constructed using different methods.

This type of slab is used on the basement floor. To form this type of slab requires temporary beams columns and plywood as floor supports for the concrete.