Suspended Timber Ground Floor Construction

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.

Suspended timber ground floor construction.

There are 2 types of floor construction used in construction today. 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. The ground floors in most medieval domestic buildings were simply compacted earth. Floor construction concrete or timber floor.

At the turn of the 18th century when construction techniques moved from boarded floors installed directly on the ground to suspended timber floors over a ventilated chamber the innovation solved a significant problem. Supports underneath the floor are permanent and include sleeper walls or timber props placed at regular intervals. 6 3 9 construction of timber partitions. Building and understanding a suspended or hollow timber floor.

These vary depending upon the age of the building its structural form limitations of the timber available and the local traditions. Suspended timber floor as a requirement of the building regulations the structure should be protected against the growth of weeds and other plant life. Solid floors are a lot more substantial and require the ground to be made up in layers of ground sub base sand compacted hard core damp proof membrane insulation and concrete. This allows air flow and ventilation to prevent the mould and dry rot that would otherwise occur over damp ground.

These can be classed as either suspended or solid. 5 1 17 ground floor slab and concrete. 1 suspended timber floor construction there are several different types of suspended timber ground floor construction. Whether building a ground floor suspended timber floor or a first floor hollow floor we explain the different options and techniques that you can use in its construction.

Solid floors are a lot more substantial and require the ground to be made up in layers of ground sub base sand compacted hard core damp proof membrane insulation and concrete. Unlike standard ground floor construction suspended floors are not sitting directly on the ground. These floor joists are raised above the subfloor on small supporting walls called tassel walls or sleeper walls. Previously floor timbers had been prone to damp and rot thanks to their direct contact with the moist ground.

There are 2 types of floor construction used in the building industry today. Different types of ground floor suspended flooring. This chapter gives guidance on meeting the technical requirements for suspended ground floors including those constructed from. 6 3 10 construction of steel framed partitions.

5 1 18 laying the ground bearing floor slab. These can be classed as either suspended or solid.