More Picture Of How To Fix A Sagging Rafter Best Images PNG. Centers shown in Figure A. Force open the cracked end of a sagging rafter with a wood chisel.
Force open the cracked end of a sagging rafter with a wood chisel. 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. But if your ceiling sags more than 34 in use 2x2s Screw the 1x3s to the truss framing with 2-12-in.
The first and foremost step is to find out how many and from where the rafters are.
Determine the Extent of Damage. 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. Swing the upper end away from the rafter until the tip of the plumb cut bypasses the lower edge of the ridge board. Centers shown in Figure A.