These are called bearing walls.
Removing a wall in a house with a truss roof.
Remember any alterations to a roof should be undertaken only with an engineer.
The roof has prefabbed trusses accross the whole span.
You can remove either type of wall but if the wall is load bearing you have to take special precautions to support the structure during removal and to add a beam or other form.
To the 40 foot trusses.
This is sometimes done by a homeowner to provide cleared space in the attic for storage but destroys the structural integrity of the truss.
However if you want to better utilize the space in your loft you may consider changing roof trusses and going for stick framing or rafters instead.
A girder truss can be used to support an existing roof whether the original roof is trussed or pitched.
Engineered roof truss systems may be designed to eliminate the need for load bearing walls or change where the bearing walls are located.
You will require a building consent to remove or alter load bearing walls.
And the homeowner wants to extend a 7 opening with 2 2x8 headers there now to 14 opening for a wall that is perp.
For example a gable end truss may be designed with support members that transmit the roof weight load outward to the side walls allowing the end wall directly below it to have breaks or openings in it that would otherwise be impossible.
Directly under the center king post and gusset plate where the bottom cord attach together.
Hello the attached pdf shows the original house roofing blueprints with the walls we plan to remove in yellow.
The wall that i intend to remove is in the middle of the truss system.
The other method which can be used in some instances is using a truss to hold up the original roof especially when adding onto the side of an existing house.
There may still not be any interior bearing walls but you should check.
Only some of your walls are needed to hold up your house.
3 only part of the roof framing may be trusses and the rest is rafters as in the photo below.
However if the interior wall was framed before the trusses were set it is possible that the wall prevented deflection of the trusses from the dead load of the trusses sheathing.
Most simple construction truss roof home s roof and trusses are supported by the exterior walls perpendicular to the trusses.
Is it true that you can remove any walls from the interior with out fear of roof sag or worse collapse.
The rest of the walls the partition walls are simply there to divide rooms.
Since it is a truss system roof.
Roof trusses are a common means of support and load bearing.