How To Make A Roof Truss Jig

Materials 2 4 lumber pieces 1 3 lumber pieces 1 2 plywood sheets wood nails wood glue metal angle brackets.

How to make a roof truss jig.

Lay 2 truss pieces in the jig and secure to the floor with 3 inch screws. A circular saw jig was made to make the repetitive 22 5 degree cuts at the right length each time. Here is how i built 13 roof trusses for my shed. A how to on homemade wood truss construction.

The span is 126 four 2x4 s are connected with 14 x 6 screws. All joints are reinforced with plywood plates on both sides. Once in the proper place screw them into the floor making a frame or jig. This will allow you to just place the next pieces of wood in the exact same place as the first allowing the assembly of the next truss to be easier.

Insert construction screws every 2 3 inches 5 1 7 6 cm through the holes in the face of the plate and use an electric drill drive the screws deep into the wood. Attach the osb webbing to each joint. Use a speed square to mark the angles. Apply a thin layer of construction adhesive to the backside of a plate.

Put the ends of two truss pieces into the jig and press everything together. Drill a pilot hole in one of the pointy ends of every other truss piece so you can toe nail them together at the top joint. Also drill four pilot holes in both ends of the collar beams. Then flip it over and press it firmly into place over a joint between two truss beams.