Rafter Roof Load Bearing Wall

Rafters 12 ceiling joists 15 hanging beams member16 underpurlins 17 strutting beams 18 roof beams 20 verandah beams 22 garage roof.

Rafter roof load bearing wall.

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. Coupled unstrutted ridge support. 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. 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 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. Just to be on the side of caution i would install an 8ft 4x4 directly centered under the splice with lag bolts and remove the vertical. The homeowner insists it is not a load bearing wall because the roof is built with a frame type trusses. In lower storey load bearing walls.

This house is a side split house and the area we are talking about is the side with no upper floors. 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. Determination of roof load width determination of floor load width.

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. Any joist or wall with a wall directly above running parallel might be a load bearing wall. In this roof design the exterior walls on which the roof s sloping rafters rest are load bearing walls.