Timber Ground Floor Construction Details

Ground floor hollow or timber floor.

Timber ground floor construction details.

Jeremy phillips in the uk timber frame homes are usually built in a factory and then rapidly assembled on site. They can normally span greater distances than timber joists. All the figures are based on normal domestic floor loadings where the floor construction is typically 18 25mm floor boards sheets with up to 12 5mm thick plasterboard and skim underneath. This construction is similar to the timber floor above but uses either pre cast concrete planks or small pre cast concrete beams with concrete blocks laid between the beams.

3 17 ground floor ins. 3 16 ground floor timber separating wall. Mike and gill tate chose a timber frame construction for their traditional style self build in the lake district image credit. Solid external masonry wall.

These floor joists are raised above the subfloor on small supporting walls called tassel walls or sleeper walls. The following table gives details of allowable spans and spacing between joists for the most common timber sizes used in floor construction. Hollow floors also known as suspended or timber floors are simply timber joists suspended across and supported by load bearing walls under the floor. Wall ground floor junction scottish building standards.

The ends of these timber joists are built into or suspended by joist hangers from the external walls of the property. The standard method is to lay sheets of polystyrene or similar above the ground floor and then lay a screed or a timber floor over. This can reduce wall widths by up to 150mm which adds a surprising amount to internal floor areas. Wall ground floor junction scottish building standards.

Suspended timber ground floors consist of the finished timber floorboards being attached to floor joists which are suspended above the subfloor of the foundation. 150mm insulation 0 044w mk between rafters. 215mm aircrete solid wall λ 0 15 w mk render insulation λ 0 022 w mk pitched roof gable. Ce 200 details of construction.

Below slab separating wall. Ventilation is required in the same way as a suspended timber floor.