Roof Sill Plate

The sill plate usually a treated 2 by 8 board rests flat on top of the foundation and the ledger board usually a 2 by 10 board rests upright on top of the sill plate in an upright position.

Roof sill plate.

Measure and mark the top plate of the walls on either side of your structure running in line with the proposed roof s ridge every 24 inches. Gable roof plate top layout. Cut the section of sill plate that needs removed with the saw. The picture below shows the ceiling joist starts 50mm away from the brickwork gable wall.

These hold the house down against heavy winds. When constructing a gable roof the ceiling joists are laid out slightly differently. Start from the same end on both walls so that the sets of marks are parallel. Sill plates a lower wall plate which is bolted or strapped securely to the top of a foundation wall or concrete slab.

3 6 3 8 4 6 4 8 and so on. Be sure to wear the safety goggles when cutting. This is to let the common rafter fit in between later. Velux c01 c04 c06 shingle roof aluminum deck mount skylight flashing kit.

Joist hangers can help you mount each rafter to the house. Sill plates are made from treated wood since they are exposed to the masonry foundation. A sill plate sits on top of the foundation and serves as the structural base for the floor joist frame. A rotten sill plate is a common occurrence in old houses and a big problem.

Cut through the nails that hold the studs to the sill plate in the area it will be removed with a reciprocating saw. Step 2 stand the first truss on the end of the wall flush with the outside end of the wall. Bob vila explains how to install a sill plate or seal on top of a foundation wall. Depending on the position of the rotted area it could be three or four studs.

Rotted ledger boards or sill plates must be replaced to prevent structure failure. Step 4 position the rafters on top of the sill plate.