How To Strengthen A Roof Truss

Measure from the center of the truss to the outside corner.

How to strengthen a roof truss.

Engineered roof truss systems even stand up to hurricanes. Examine the trusses in your attic and determine which ones need to be repaired or strengthened. How to strengthen attic trusses. Extra support for the trusses can be made by placing a 2 by 4 inch piece of lumber from each truss on one side to the truss on the other side high enough to provide head room but low enough to provide support for the trusses.

Turn truss over on a flat surface and glue and screw. Cut the 2 by 4 in line. Strengthen your roof with trusses engineered roof truss systems even stand up to hurricanes. Jack up the centre reinforce as above and also replace any wood strapping with steel mending plates hurricane ties etc leave it as is strap up drywall pray to the gods.

Shim tight then glue and screw gussets from top side. Apply construction adhesive along the edge of the truss to strengthen the connection to the plywood roof deck. Attic trusses have a rectangular shape inside each truss. I have this above my own garage.

Step 3 attach the plywood bracers. Step 2 cut the plywood. Fit the first resulting brace inside the truss at the point you marked on the lower cord with the flat bottom end on top of the lower cord and the angled edge against the bottom of the upper cord or rafter. Lay a 2 by 4 across the truss with its bottom end on the top edge of the lower cord and centered on the mark.

If the roof slope is steeper than 9 inches in 12 inches of run it doesn t take much width to end up with a nice room 12 feet wide with an 8 foot ceiling. Divide this measurement in two and mark the spot. In this situation the walls of a finished attic space or room would go with the roof line. Pull shims and remove truss from jig.

How to strengthen trusses step 1. Cut and set all truss members. To strengthen the roof system truss clustering cross bracing and wind bracing is recommended at both end of the buildings and every 20 for longer span buildings. Use a framing nail gun to nail the board in place nailing through the ends into the upper and lower cords.

Look at this photo of the space created by attic trusses at my home.