Replacing Roof Rafter

Length is the roof eave gutter side.

Replacing roof rafter.

How to replace rotted wood rafters. Slide one of the newly cut rafter legs into position directly next to the old rafter. This video shows from start to finish the repair of rotted endbeams on a house using the endrot system. Measure the length of framing wood needed with a measuring tape.

Width or span is the gable side of the roof which is. Position the replacement boards over the rafter and secure them using galvanized nails or 2 5 inches 6 4 cm wood screws. If the entire rafter was rotten use the. One person should be at the top where the rafter joins the roof peak and the other where the rafter meets the wall.

3 enter roof pitch slope. Fill the seams where a rafter tail meets the cut end of a rafter with exterior wood filler. Cut off the rotted rafter tail with a reciprocating saw. Measure the dimensions of the old rafters beneath your roofing surface.

If necessary enlist a roofing contractor to fill in the areas where shingles and roofing paper were removed. Once it s in place start by nailing the top of the sister in place while the other person nails the bottom in place. Most houses have overhangs soffits which are needed to protect the house exterior walls and. Roof pitch is the value.

Use nails that are long and strong enough to go deep into the original 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. With the roof rafter pair straightened clamp new mid span cross ties in place and then nail the tie ends to the rafters. Remove weak spongy wood preserve and protect wood wi.

Sand the filler and apply. In some cases it may be necessary to remove a section of metal roof. How to replace the rafters without removing the roof step 1. Cut a piece of 1 by pressure treated lumber that is longer than the replacement board by 4 to 6 inches.

Repeat this process for each section of the roof where the eaves are beginning to show signs of deterioration. Measure as precisely as possible down to the 1 4 inch 0 64 cm 1 8 inch 0 32 cm or 1 16 inch 0 16 cm. Remove the rotted wood with a chisel and pry bar. Use a tape measure to measure the entire width of your building.

1 enter house footprint. A laser level was used to throw a straight line to determine when each pair of jacked rafters were straightened and the new collar tie could be attached. Discard the wood in a garbage bin as you work to. Use a hammer and nails to.

2 enter overhang length.