Each side of the iron should be four inches wide with the entire piece being at least two feet long.
Reinforcing an old shed roof trusses.
Apply construction adhesive along the edge of the truss to strengthen the connection to the plywood roof deck.
Use a level to ensure each truss is in the correct position.
Simply take 2 diagonal pieces and place them between the trusses.
Drill holes in angle iron to keep the rafter from buckling again you will need to secure it with a piece of 1 2 inch angle iron.
You need to use the level to make sure that each truss is perpendicular with the ground or 90 degrees.
This will give some added strength and take care of any cracks in the wood itself.
It can be nailed temporarily to each truss as the next truss is put in place.
Connect the trusses to walls.
Stabilizing a sagging roof with trusses joists.
When all the trusses are installed and the first row of decking is on this brace is removed.
Usually trusses are put 24 inches apart.
Step 3 saw more wood studs to the exact size of boards and panels that you removed from the shed.
Reinforce frame boards that remain as part of the shed by cutting two studs per board one a foot long and the other 8 to 10 inches and nailing one on either side of the frame pieces.
Take 2 6x4 as long as your longest stored lumber and cut 2 inch deep grooves in them as wide as your 2x6 is thick every foot or so.
When i bought my house the garage roof had a sag.
To hold them up until the decking of the roof is placed on top a 12 foot 1 inch by 4 inch piece of lumber is used.
Install these over your existing horizontal 2x6s 2 feet from the roof edge inside and paralel to the roof ends crosswise from your existing 2x6.