Trending Of How To Repair Sagging Roof Trusses Best Images PNG. To permit mounting of the roof sag expander first bolt holes are drilled in corresponding positions near mid-span for each pair of sagged rafters that are to be pushed apart and back to a more-nearly-straight position. Shape to the required length of the threaded steel bars in the new section of timber.
With the joist back in its original position place one section of the angle iron on the uppermost section of the rafter just before the area where it is sagging or broken. Place a 4-foot 2x8 across the ceiling joists just beneath the sagging truss. Remove the aluminum molding and panel above the door the rib can be easily anchored to the exposed framing on the door side.
If necessary jack up any sagging at the ridge.
Place one precut patch. Sep 04 2015 Support the rib along the seam and mark it. To do this you will need to cut a slot into the existing truss rafter or joist in a U. One will be placed on either of the flat sides of the.