Hip Roof Framing Terminology

It is simple in design economical to construct and can be used on any type of structure.

Hip roof framing terminology. Hip roofs on houses could have two triangular sides and two trapezoidal ones. A rafter that runs diagonally between the roof ridge and the top of the wall plate forming a hipped roof. A hip roof hip roof or hipped roof is a type of roof where all sides slope downwards to the walls usually with a fairly gentle slope. A jack rafteris a shortened com mon rafter that may be framed to a hip rafter a valley rafter or both.

In our rafter type sketch above the hip rafters are drawn in blue. Types of roofs the most commonly used types of pitched roof construction are the gable the hip the intersecting and the shed or lean to. It is the form most commonly used by the navy. The hip is also a very strong roof and is often found in regions where severe.

Thus a hipped roof house has no gables or other vertical sides to the roof. An example of each is shown in figure 2 1. Hip the hip roof has four sloping sides. Roof framing involves a lexicon all its own.

They are almost always at the same pitch or slope which makes them symmetrical about the centerlines. The slope on all sides results in an even overhang all around the building and gives a low appearance. Definition of hip rafter. When working on a roof it pays to be familiar with these terms.

Standard stick framing or the newer truss framing. A hip roof on a rectangular plan has four faces. Parts of a roof the main structural parts of a roof are ceiling joists ridge board jack rafter hip rafter common rafters creeper rafters raking plates out riggers and noggings or last rafter overhang. Common types of roofs and basic framing terms.

Stick truss roof framing. Gable a gable roof has a ridge at the center and slopes in two directions. Nearly all roofs are framed using one of two methods. Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing.

It is the. Because there is no siding above the overhang maintenance needs are reduced. Overhangs hips and dormers add greatly to the complexity of the framing. A hip rafter is called for only when framing a hip roof but a valley rafter is needed on both hip and gable roofs whenever roof planes intersect.

If the extension length is half the extension length the 2 hips will meet at the existing wall and the roof will come to a peak with no ridge like half a pyramid. The roof extension length must be at least twice as long as its width or the 2 hips will meet before they reach the existing building wall. Stick framed roofs utilize individual rafters that span from the top of exterior walls to the ridge. Hip roof a hip roof slopes at the ends of the build ing as well as at the two sides.

As you can see in the illustration below roofs have hip rafters ridge boards jack rafters and more. The area where one section of roof meets other section is considered as the hip and the hip roof generally has very uniform angles without any vertical end. A square hip roof is shaped like a pyramid.