Reinforcing Roof Timbers

Drilling patterns for window cill preservation with boron.

Reinforcing roof timbers.

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. Replace the roofing paper before laying the tiles or sheets of the upper surface. Weak beams may be uncovered during a home remodeling or when converting a non residential structure into a home. Step 4 rectify roof.

After installing the reinforcing beams you will be in a position to replace the roofing material to complete the structure. 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. Apply breathable protective coatings to external timbers ultraproof or deepseal coatings. Reinforcing the connections between the rafters and the walls will help prevent your roof from collapsing.

Replacement roof tiles may be heavier than those the structure was designed to support timbers may have become rotten other planned structural alterations may necessitate strengthening or perhaps the structure was not strong enough in the first place. Corbel conservation s robin russell provides an introduction to structural timber repairs in historic buildings. 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. 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.

A flat roof can be strengthened either by reducing the span of beams that supports it or by adding beams to reinforce the structure. Sagging rafters can lead to serious problems with the entire roofing system. 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. Angle the roofing nails to ensure they pass through the beams properly and hammer them until they are flush.