Suspended Timber Floor Structure

Suspended timber floor as a requirement of the building regulations the structure should be protected against the growth of weeds and other plant life.

Suspended timber floor structure. The structural support for suspended slabs for the ground floor is usually dwarf masonry walls. 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. A floor s framework is made up mostly of wooden joists that run parallel to one another at regular intervals. Suspended timber floors which are typically found in older houses are normally made from timber floorboards which are then attached to joists just above the foundations of a house.

Ceiling joists are usually 2 by 6s or sometimes 2 by 4s if it is an older home. Structural support in suspended floors the system has a support structure that carries and transfers the load to the footings. 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. If there s wall board covered ceiling suspended from the underside of that floor the dead load increases to about 10 pounds per square foot.

Other things to consider when choosing a floor structure. However the floor structure is supported by external and internal walls. The dead load on a floor is determined by the materials used in the floor s construction. What is a suspended timber floor.

For timber floors the sub structure generally consists of joists bearers and engaged. A suspended floor is a ground floor with a void underneath the structure. Building and understanding a suspended or hollow timber floor. Of the common go to options concrete beam and block and suspended timber concrete is the cheapest and beam and block the most expensive.

We explain how hollow or suspended floors are made and what the key building regulations that affect them are. 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. Some newer homes have manufactured i beam shaped joists. Basic suspended timber is affordable but i joists and open metal web joists are more commonly chosen for their versatility which comes at an.

Previously floor timbers had been prone to damp and rot thanks to their direct contact with the moist ground. Floor structures are generally one of two types solid or suspended. 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.