How To Build A Joist Roof

Step 1 measure top wall plate.

How to build a joist roof.

Attach the rafters attach 2x6 rafters to the house with joist hangers and or supported by the ledger board. Measure your structure to determine how big your truss needs to be. Step 2 install joist bracket. Count the number.

Selecting the right type of truss 1. The span represents the distance between the two wall sections that support. In order to get the right amount of 2 by 6 lumber to use as your roof joists you will need to measure the top. A king post truss design features a single.

Build a fink. Step 4 continue installing roof joists. Use a simple king post truss to reinforce small lightweight structures. Conventional framing the first thing to understand is how a roof framed with wood i joists differs structurally from a traditional stick framed roof.

To build a hip roof start by measuring the width and height of the building you re putting the roof on. Use the carpenter s pencil to make marks along the. How to make your own truss joist step 1. Measure the span for the trusses.

Trusses can be built in many different shapes and. Place the two boards together upright on the narrow edge. Step 5. Rafters are placed on 24 centers and attached to the beams and settle joists are attached as needed image 1.

In a typical roof framed with dimension lumber the rafters rest on the exterior wall top plate at the lower end and bear against a ridge board at the top. Building installing roof rafters. Step 3 lift roof joist into position. How to install a roof joist.