Strengthening Existing Roof Trusses

Stiffen trusses by joining them with 2x4s running from one end of the house to the other.

Strengthening existing roof trusses.

In this situation the walls of a finished attic space or room would go with the roof line. Your truss system is designed specifically to hold up the roof and to a lesser degree tie your walls together. Divide this measurement in two and mark the spot. Trusses usually come in standard sizes but this is not always the case especially in older buildings.

Measure the length and width of the truss. How to strengthen trusses step 1. Cut the 2 by 4 in line. Using a caulking gun apply a 1 4 inch bead of wood adhesive along the intersection of the roof deck and the roof.

Examine the trusses in your attic and determine which ones need to be repaired or strengthened. Temporary bracing to accommodate the load of the existing roof boarding and roof materials. Most houses contain a weak link in the connection of the roof sheathing to the rafters or roof trusses making them vulnerable to loss of roof sheathing in severe. Put on the adhesive as you would caulk.

2 beam fastened to posts. At places where you have limited access to each side of the roof support such as the gable end of the house use. 3 part of the existing rafter due for strengthening. 2x4s spanning 28 with breaks are clearly not up to the task of holding up plywood and sleepers parenthetically not sure why sleepers seem like a good idea but i digress much less whatever stuff you and future occupants load.

Sean o connor of robbins engineering in tampa fl designers plate fabricators and truss system engineers explains that roof trusses create a stronger roof structure because they are. Measure from the center of the truss to the outside corner. Standard size trusses are either 5 5 inches or 3 5 inches in width.