How To Sheath A Roof Ridge

Method for maintaining a continuous load path at the roof ridge by nailing roof sheathing.

How to sheath a roof ridge.

Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof. They pre fab all the walls and build the shed on site. Sheath one slope of the roof at a time ripping the top course to the needed width at the ridge. This is a simple pitched roof line with ridge beam and rafters attached with slope hangers.

The connection between the roof sheathing and the structure is a vulnerable point that is known to fail during a hurricane. This video shows how some roofs fail under heavy winds in uplift situations. During a hurricane the strength of the sheathing on the roof can greatly impact the homes ability to weather the storm. The typical thickness range for sheathing is 3 8 to 3 4 inch.

I noticed when the job was all done that they had left a gap in the ridge of the gambrel roof sheathing of about 3 inches and applied the asphalt shingle cap directly over it. Sheathing should be a minimum of 19 32 inch thick. The roof s sheathing helps to keep the roof trusses or rafters properly spaced and is the strength that holds. A tapered piece of sheathing can be cut to fill in at the eave if necessary.

Leave a slight gap as if the sheathing was cut a little short and install the sheathing to a matching edge no gap. Necessarily at the edge of the sheathing. Roof sheathing or decking is one of those elements. 8d ring shank nails should be used instead.

When one slope is completely sheathed pop a chalk line down any slope edge as in a hip roof that needs to be cut at an angle. Keep these tips in mind when roofing in hurricane areas. Having virtually no framing experience i purchased a 10 16 cedar shed from shedsusa. I have seen two thoughts.

Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame. Holes drilled in roof sheathing for ventilation roof diaphragm action is maintained. Nailing accuracy is crucial along this member. In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood.

How should the sheathing meet at the roof peak when there will be no ridge vent.