Repairing A Roof Rafter

Use your tape measure to record the.

Repairing a roof rafter.

How to replace the rafters without removing the roof step 1. A cracked roof rafter needs to be repaired and can be done byf an experienced do it yourselfer. Cut off the rotted rafter tail with a reciprocating saw. Cut a piece of 1 by pressure treated lumber that is longer than the replacement board by 4 to 6 inches.

Drill a pilot hole in the wood through each of the open holes in the angle iron. 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. Step 1 measure the damaged rafter before you can purchase the l channel you need to know the size of the rafter. With the roof rafter pair straightened clamp new mid span cross ties in place and then nail the tie ends to the rafters.

Slide one of the newly cut rafter legs into position directly next to the old rafter. High enough to give room to nail the mid span cross tie at the desired location. Slip a bolt through each hole then place a flat washer lock washer and nut on the threads of each bolt. Measure the dimensions of the old rafters beneath your roofing surface.