Repair Sagging Garage Roof

Mount the l channel onto the truss or rafter.

Repair sagging garage roof.

To get your truss or rafter back into shape you can use a steel l channel. Fixing a sagging roof by bolstering the beams. In most cases a sagging roof is caused either by a broken rafter or roof decking but in some more severe instances a damaged or sinking foundation can be the underlying cause of the problem. The first step in fixing a sagging roof is to identify the cause of the sag.

Next use a chisel to remove any pieces of wood such as splinters or broken scraps that may get in the way of your repair. Attach it to the beam with carriage bolts but do not tighten completely. You will need to get up into your attic and examine the roof carefully in order to discover the underlying cause. Safeway carpentry and door s trained carpenters have been repairing garages since 1988.

Now add collar ties from one side of the rafter to the other. Install angle iron 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. We are the garage restoration experts for any type of garage repair. If these already exist nail a 2x4 to them directly under the 2x4 plate you nailed down before.

First use your drill to drill four holes in each side of the l. Gradually work along all the beams pushing the roof up as you go. Once you have established how much the roof sag needs to be jacked up lay a 2x4 plate across the ceiling joists and nail directly under the ridge of the roof. If your garage is leaning the roof is sagging or your garage needs straightening we can repair the damage and save you the cost of demolishing and building a new garage.

Step 4 strengthen the beams.