The remainder of the trusses should be braced with 1x4s. Using the same 24-inch on-center measurements that you marked on the wall plates earlier, mark each truss for bracing. When several trusses are in place, nail the end of the brace over the second gable end truss. Then nail the brace securely to the other trusses.Click to see full answer. Also asked, how do you properly brace trusses?Temporarily brace the first truss back to the ground, plumb, straight and in the correct position. Brace each successive truss back to the first truss with TrussSpacers. Alternatively, use a gauging rod to accurately space them and install continuous temporary ties to secure the trusses.Secondly, how do you stabilize trusses? The problem many encounter is stabilizing the trusses so they don’t move or topple before the roof sheathing is installed. You stop trusses from moving by attaching a gauging rod and a top cord brace. A gauging rod is marked to duplicate the layout marks. A top cord brace is nailed to the opposite sides of the trusses. Regarding this, how do you brace a roof? How to Brace Roof Rafters From Sagging Measure the length of one of your rafters and mark the rafter at its midpoint. Hang a plumb bob from the nail and mark the point where it touches the joist below the rafter using a pencil. Measure the distance from the bottom of the rafter to the top of the joist, where the plumb bob is hanging. How do you reinforce roof rafters? Reinforce the Trusses Apply construction adhesive. Apply construction adhesive along the edge of the truss to strengthen the connection to the plywood roof deck. Stiffen Trusses. Brace gable ends. 4a and 4b. Clean out gutters. Repair and caulk flashing. Check for loose or damaged shingles. Lift shingles or underlayment.