Roof Wall Plate Size

Generally wall plates are in lengths of not less than 3 m.

Roof wall plate size.

When constructing a gable roof the ceiling joists are laid out slightly differently. A second layer of dimensional lumber is always fastened to the top plates of the erected. Fixings used to connect the roof structure to the wall plate should be specified according to the roof construction and exposure of the site. The picture below shows the ceiling joist starts 50mm away from the brickwork gable wall.

Where trussed rafter roofs are not subject to uplift a minimum of two 4 5mm x 100mm galvanized round wire nails skew nailed one on each side of the trussed rafter or truss clips fixed in accordance with the manufacturer s instructions are acceptable. Upper wall plate top plate or ceiling plate upper wall plate which is fastened along the top of the wall studs before the wall is lifted into position and on which the platform of the next story or the ceiling and roof assembly rest and are attached. Roof design depends on a number of factors including the type of covering you are going to use and the span over which the roof structure is to be supported. These rest on wooden wall plates and are designed to span the walls of the house.

This is to let the common rafter fit in between later. Despard wall plates also known as interchangeable wall plates or stacked wall plates are a type of space saving wall plate popular in homes built pre 1950. These are typically 1 2 m long with a cranked end and are fixed to the wall plate at 2 m centres. For electrical boxes crowded with wires you may want a wall plate with greater depth.

Gable roof plate top layout.