Repairing A Roof Rafter

Notice the rafter spreader bolt.

Repairing a roof rafter.

Cut a piece of 1 by pressure treated lumber that is longer than the replacement board by 4 to 6 inches. With the roof rafter pair straightened clamp new mid span cross ties in place and then nail the tie ends to the rafters. Slip a bolt through each hole then place a flat washer lock washer and nut on the threads of each bolt. Use your tape measure to record the.

High enough to give room to nail the mid span cross tie at the desired location. Slide one of the newly cut rafter legs into position directly next to the old rafter. How to replace the rafters without removing the roof step 1. Use a hammer and nails to.

Measure the dimensions of the old rafters beneath your roofing surface. Step 1 measure the damaged rafter before you can purchase the l channel you need to know the size of the rafter. Cut a replacement board from 2 by pressure treated lumber that is the same size and width as the rafter tail you just cut using a circular saw. Drill a pilot hole in the wood through each of the open holes in the angle iron.