How To Repair A Rotted Roof Joist

However replacing the entire joist gives the home much better structural integrity.

How to repair a rotted roof joist.

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. The basics of the process are as follows. Ya put new wood in.

Remove an area of the roof shingles from the edge of the roof to the upper line of the overhang using a 16 inch nail bar and hammer to pull the roofing nails. Put the new piece of wood in using screws that are twice as long as the thickness of the new wood. Measure the dimensions of the old rafters beneath your roofing surface. The joist plate is bolted to the timber making the joint b as strong as the original joist.

Short videos and slideshow documenting our attempt at replacing rotten joists and flooring in a kitchen of a house we are currently renovating. Keep in mind that the joist extends through the wall. The rotten timber should be removed first and the end of the joist treating to discourage any further rot. I used the same size board 2x6 and cut out one piece to replace the rotted piece.

This part of. I replace the damaged wood and prep for the new roof installation. A new piece of timber is cut a to replace the damaged piece and the joists plates are positioned ether side of the joists with the end of the joist plate right up against the edge of the timber so it is the joist plate that site on the bearer a. To repair a roof joist you will need to either replace the entire joist or use a spliced in piece of wood.

These plates are a quick and neat solution for joist ends that aren t going to be seen. The length also reduces the fulcrum effect so there shouldn t be any great stresses applied to the existing timber. Use your tape measure to record the distance of both rafter legs. Cut out the section of the roofing.