Timber Ground Floor Construction Details

The ends of these timber joists are built into or suspended by joist hangers from the external walls of the property.

Timber ground floor construction details.

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. 06 timber framed construction sacrifi cial timber construction joint 07 plywood box beam construction for detached housing 08 stairs balustrades and handrails class 1 buildings construction 09 timber flooring design guide for installation 10 timber windows and doors 11 noise transport corridor design guide 12 impact and assessment of. Below slab separating wall. This can reduce wall widths by up to 150mm which adds a surprising amount to internal floor areas.

They can normally span greater distances than timber joists. 215mm aircrete solid wall λ 0 15 w mk render insulation λ 0 022 w mk pitched roof gable. Ventilation is required in the same way as a suspended timber floor. These floor joists are raised above the subfloor on small supporting walls called tassel walls or sleeper walls.

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. Hollow floors also known as suspended or timber floors are simply timber joists suspended across and supported by load bearing walls under the floor. Solid external masonry wall. Wall ground floor junction scottish building standards.

Ground floor hollow or timber floor. It is now a requirement of the building regulations to insulate ground floors. Mike and gill tate chose a timber frame construction for their traditional style self build in the lake district image credit. Ce 200 details of construction.

Wall ground floor junction scottish building standards. 150mm insulation 0 044w mk between rafters. Jeremy phillips in the uk timber frame homes are usually built in a factory and then rapidly assembled on site. Suspended timber ground floors consist of the finished timber floorboards being attached to floor joists which are suspended above the subfloor of the foundation.

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. The following table gives details of allowable spans and spacing between joists for the most common timber sizes used in floor construction.