More often than not the roof structure is assembled from a series of roof trusses.
Roof wall plate size.
As the mortar does not bond the wall plate to the wall steel straps are used to ensure that the roof structure remains secure.
This will provide extra room for the wires making installation easier.
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.
Gable roof plate top layout.
A second layer of dimensional lumber is always fastened to the top plates of the erected.
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.
Fixings used to connect the roof structure to the wall plate should be specified according to the roof construction and exposure of the site.
For electrical boxes crowded with wires you may want a wall plate with greater depth.
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.
These rest on wooden wall plates and are designed to span the walls of the house.
These are typically 1 2 m long with a cranked end and are fixed to the wall plate at 2 m centres.
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.
Generally wall plates are in lengths of not less than 3 m.