Timber Ground Floor Construction Details

Hollow floors also known as suspended or timber floors are simply timber joists suspended across and supported by load bearing walls under the floor.

Timber ground floor construction details.

3 16 ground floor timber separating wall. These floor joists are raised above the subfloor on small supporting walls called tassel walls or sleeper walls. 215mm aircrete solid wall λ 0 15 w mk render insulation λ 0 022 w mk pitched roof gable. They can normally span greater distances than timber joists.

Ground floor hollow or timber floor. 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. 150mm insulation 0 044w mk between rafters. It is now a requirement of the building regulations to insulate ground floors.

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. Solid external masonry wall. Below slab separating wall. But some systems incorporate insulation within the floor itself such as tarmac s heatsave plus.

This can reduce wall widths by up to 150mm which adds a surprising amount to internal floor areas. Mike and gill tate chose a timber frame construction for their traditional style self build in the lake district image credit. 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. Ce 200 details of construction.

Ventilation is required in the same way as a suspended timber floor. Wall ground floor junction scottish building standards. Jeremy phillips in the uk timber frame homes are usually built in a factory and then rapidly assembled on site. The ends of these timber joists are built into or suspended by joist hangers from the external walls of the property.

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. Wall ground floor junction scottish building standards.