Sheathing A Hip Roof

Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof.

Sheathing a hip roof.

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. Multiply the length of the roof in feet by the width of the roof in feet to find the area of the roof in square feet. In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood. This video shows how some roofs fail under heavy winds in uplift situations.

Roof sheathing or decking is one of those elements. Ply sheathing angle and cut set back both sheet orientations sheathing hip cut calculator hip roof ply cut angle diagram 1138 93 ft 35 6 sheets waste 40 sheets. It is sometimes also referred to as a dutch gable roof precisely because it contains both roof style features. Sheath one slope of the roof at a time ripping the top course to the needed width at the ridge.

The connection between the roof sheathing and the structure is a vulnerable point that is known to fail during a hurricane. A tapered piece of sheathing can be cut to fill in at the eave if necessary. Roof sheathing hip roof imperial calculator estimate the number of sheets of plywood or osb that are needed for sheathing a hip roof. Hip roof framing hip to common to ridge join diagram.

During a hurricane the strength of the sheathing on the roof can greatly impact the homes ability to weather the storm. Find the area of a roof. Plywood is a bit more expensive but is usually. Once the area is known divide by the area of a 4 8 sheet to find how much sheathing is needed.

The calculation is based on 4 x 8 sheets 32 square feet each. A dutch hip roof is a combination of both the hip roof and gable roof features. Keep these tips in mind when roofing in hurricane areas.