Rafter Roof Load Bearing Wall

The house s roof framing consists of collar and rafter ties with the rafter ties sitting directly on exterior walls and are also acting as the ceiling joists.

Rafter roof load bearing wall.

The wall you are wanting to remove is not a bearing wall by looking at the framing in the attic and the roof lines of the house. Additionally a wall parallel to and within 2 or 3 feet of the joist may also be load bearing. I cannot find any information pointing to the need for an interior load bearing wall with this design. Although they don t bear the full weight load of the roof the gable end walls are also typically load bearing and an interior wall running parallel to the roof ridge in the center of the building often bears a load from the ridge.

In this roof design the exterior walls on which the roof s sloping rafters rest are load bearing walls. Coupled unstrutted ridge support. Rafters 12 ceiling joists 15 hanging beams member16 underpurlins 17 strutting beams 18 roof beams 20 verandah beams 22 garage roof. Lw trussed roof.

I am about to do some wall removal where the homeowner does not want a header between the rooms after the wall comes out. Determination of roof load width determination of floor load width. Visit the roof framing page for more information on cutting roof rafters and visit the roof pitch calculator for determining rafter lengths based on rise and run. The tables permit a bearing length of up to 3 5 inches but since 1 5 is probably the worst case that you ll encounter for joist or rafter bearing it s a safe value you can get the compression perpendicular to grain design value for various species selected from the addendum that comes with design values for joists and rafters.

Rafter span tables use these tables to determine lengths sizes and spacing of rafters based on a variety of factors such as species load grade spacing and pitch. Any joist or wall with a wall directly above running parallel might be a load bearing wall. In lower storey load bearing walls.