Ridge Plate Roof

How pour stops work.

Ridge plate roof.

A ridge valley plate acts as a cap or cover where two sheets converge on top of a roof line. A ridge board is a non structural member that serves as a prop for opposing rafters to rest against and connect to. Ondura 5259 4 in x 39 5 in cellulose fiber asphalt roof panel ridge caps. The main elements of the gable roof layout are the ridge beam common rafters and wall plate.

A common rafter runs from the roof ridge to the top of the front or rear wall plate and extend beyond the wall to provide an overhang or eaves or soffit. Pitch can vary a great deal from a shallow slope up to a very steep pitch. For example a roof slope that rises 6 inches for every 12 inches of run is said to have a slope of 6 in 12 or simply six twelve. Pitch is the slope or angle from the wall plate to the roof ridge line.

Are angled pieces of steel are designed to support roofing material at a hip or valley condition. In simple language the ridge of a roof is the peak where two opposing roof planes meet. Whether you need corrugated metal decking for concrete or steel roof decking you can count on o donnell metal deck. Pitch for a gable roof the most common is generally 1 4 or 1 3.

Getting a little more technical the national roofing contractors association defines the ridge as the highest point on a roof represented by a horizontal line where two roof areas intersect running the length of the area. By evelyn fielding the ridge board and rafters are the strength of the roof. Which is equal to 1 4 or 1 3 the total span of the building not counting any overhang. For pricing and availability.

The ridge board runs the length of the building and provides support for the tops of the rafters helping the whole roof structure work together as a system. What is a ridge and valley plate. Roof slope is commonly represented as x in 12. Description ridge valley plates act as a smooth transition over two separate roof surfaces that protects the edges of the two meeting metal deck sheets.

Metal sales universal ridge 14 in x 126 in steel roof panel ridge caps. About o donnell metal deck. In our rafter type drawing above common rafters are drawn in red. The ridge board must be set as perfectly as possible so take your time and use careful measurements.