2x4 Basics Roof Trusses

Roof trusses may be crucial for a garage s integrity and stability.

2x4 basics roof trusses. Roof trusses and conventional framing follow different rules so in the following calculations we will use roof trusses for the example. A wooden roof truss is a prefab triangular frame that replaces one set of rafters and a joist in traditional stick framing. It is made up of four main parts. Spaced sheathing or 1x boards may be reduced slightly.

Allowable spans for 2x4 top chord trusses using sheathing other than plywood e g. These consist of 2 rafters that will hold up the structure s roof. The roof trusses for sheds are one of the most vital pieces to design. Jack up the centre of the trusses then reinforce each bottom chord with a 2x4 that spans the entire width of the garage.

For roofs that won t experience heavy snow loads a gable roof can span up to 22 with 2 4 rafters. Further we will assume all match up situations incorporate a 2x4 top and bottom chord and that the overhang extensions equal 12 inches on all set ups. Roof trusses will hold of most of the load and will ensure the garage s stability. 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.

How to build roof trusses for a shed. Compare click to add item 26 spreadweb residential roof truss 5 12 pitch 87 to the compare list add to list click to add item 26 spreadweb residential roof truss 5 12 pitch 87 to your list sku 1889819. If you have a simple gable shed roof then using 2 4 rafters makes more sense unless you have a very large shed.