Timber Floor Construction Details

A wallplate is then attached to the top of the tassel walls on which the floor joists rest on.

Timber floor construction details.

The details were adapted from figures in the apa publication the advanced framing construction guide form m400 which highlights construction. The timber floor joists should be sized correctly depending on their span length between supports and are normally laid across the shortest span from wall to wall with a gap underneath. Discuss allowable construction types occupancies and building heights and areas for wood frame mid rise construction per the international building code. Examine a variety of floor to exterior wall details for use in wood frame type iii construction and discuss code compliance paths and approval rationale for each.

Ce 200 details of construction. 2 heavy timber construction details. Wood construction data 1. Ground floor hollow or timber floor hollow floors also known as suspended or timber floors are simply timber joists suspended across and supported by load bearing walls under the floor.

A floor s framework is made up mostly of wooden joists that run parallel to one another at regular intervals. Construction details in this type of flooring timber planks of 20 to 25mm thickness and width 150 to 200 a concrete bed of 100 to 150mm thick is laid. The ends of these timber joists are built into or suspended by joist hangers from the external walls of the property. Ceiling joists are usually 2 by 6s or sometimes 2 by 4s if it is an older home.

Suspended timber ground floors consist of the finished timber floorboards being attached to floor joists which are suspended above the subfloor of the foundation. Such methods use a 4 foot design module which governs a 16 inch spacing of joists studs rafters. Planks are connected to each other by tongue and groove joints. Some newer homes have manufactured i beam shaped joists.

Wooden planks are laid on the battens. An intermediate wall with a small foundation may be needed to reduce the span and keep the thickness of the floor joists to a minimum. Wooden battens of 50 to 75mm thickness and trapezium in shape are embedded in bed concrete at an interval of 500 to 700mm. Details for conventional wood frame construction.

Planks are connected to battens by using screws. These floor joists are raised above the subfloor on small supporting walls called tassel walls or sleeper walls.