Suspended Timber Ground Floor Detail

Suspended timber floors need to have spaces underneath ventilated via air bricks through the outer walls and gaps in any internal walls so that the air can move across the building underneath the floors to prevent the build up of moisture in the timber which could lead to fungal attack.

Suspended timber ground floor detail.

A suspended timber floor is constructed as a timber platform of boards nailed across timber joists supported on sleeper walls and the external and internal load bearing walls surrounding them. Government accredited details developed by bre for local government search. Suspended timber floor as a requirement of the building regulations the structure should be protected against the growth of weeds and other plant life. Wall ground floor junction scottish building standards.

5 1 18 laying the ground bearing floor slab. Ground floor hollow or timber floor. 4 12 timber suspended floor. Hollow floors also known as suspended or timber floors are simply timber joists suspended across and supported by load bearing walls under the floor.

Floor detail drawings includes jpeg dxf and dwg cad via download a selection of floor detail drawings including block and beam floors timber suspended floors solid ground floors and upgrade floor details. This chapter gives guidance on meeting the technical requirements for suspended ground floors including those constructed from. 5 1 17 ground floor slab and concrete. 5 2 2 provision of information.

The ground should have a layer of concrete poured across and there should be a ventilated gap of at least 150mm between the underside of the timbers and the concrete to prevent moisture. The floor can be formed in various ways using timber joists precast concrete panels block and beam system or cast in situ with reinforced concrete. Although timber ground floor construction used to be a popular method today it is not as common as the concrete alternatives. The ends of these timber joists are built into or suspended by joist hangers from the external walls of the property.

These floor joists are raised above the subfloor on small supporting walls called tassel walls or sleeper walls. 4 16 ground floor timber separating wall. Different types of ground floor suspended flooring.