Step 4 rectify roof.
Reinforcing roof timbers.
Step 1 measure the thickness width and length of the rafters in your home and purchase one piece of framing lumber of the same size for every two rafters in your attic.
Apply breathable protective coatings to external timbers ultraproof or deepseal coatings.
Drilling patterns for window cill preservation with boron.
Reinforcing the connections between the rafters and the walls will help prevent your roof from collapsing.
The emphasis of the article is on repair and reinforcement options including the use of scarf repairs stainless steel flitch plates and the use of resins.
After installing the reinforcing beams you will be in a position to replace the roofing material to complete the structure.
Replace the roofing paper before laying the tiles or sheets of the upper surface.
If you notice that there is a visible dip in your roof chances are you have a problem with one or several rafters and you may soon be facing more issues like water leaks bowed out walls or your roof caving in on you.
Weak beams may be uncovered during a home remodeling or when converting a non residential structure into a home.
Structural wooden beams in houses and other buildings can weaken with age or start to sag because they are supporting a much heavier load than they were meant to carry.
Sagging rafters can lead to serious problems with the entire roofing system.
Hire a structural engineer to determine new load factors required by local codes the reinforcing beam sizes and the locations necessary to support new uses and to prepare construction documents fully describing.
Angle the roofing nails to ensure they pass through the beams properly and hammer them until they are flush.
Treat vulnerable timbers with boron products boron rods boron paste boron gel and ultra 12 powder in water by spray or brush for indoor use to floor and roof timbers.
A flat roof can be strengthened either by reducing the span of beams that supports it or by adding beams to reinforce the structure.
Strengthening a timber framed roof can become necessary for a number of reasons.