Hip Valley Roof Plan

504 chapter 18 hip valley jack rafters.

Hip valley roof plan.

Discover the 36 different types of roofs for a house. Define ridge board rafter hip valley sheathing fascia soffit dormer and pitch. Parts of a roof a ridge board is a horizontal member of the roof frame. First of all you need to design the layout of building.

The general arrangement of rafters shown in the larger drawing. Label and identify the parts of a roof framing plan. The roof framing plan. Such buildings may have more than four hips in the roofs and they form valleys at the inside corners.

This type of roof is also called broken back hip and valley roof because the main hips are intconeected by the rafter of gables on one side and the rafter of the valley on the other. A dutch hip roof is a combination of both the hip roof and gable roof features. A hip and valley roof may be part of an irregular structure. A hip roof on a varied plan h denotes a hip v denotes a valley a hip roof is self bracing requiring less diagonal bracing than a gable roof.

A mastery of roof framing with hip valley and jack rafters is what distinguishes the true hip rafters 18 1 figure 18 1 hip jack and valley rafters roof anatomy a. Transfers the load of the roof. The point at which all the rafters are attached to. Hip and valley roof framing is no so complex as compared to hip roof framing procedures.

We can now trim off the valley line and hip line lengths that were unknown from the previous step. Now we can draw in the last hip to complete the roof. Hip roofs are thus much more resistant to wind damage than gable roofs. Right elevation of roof plan shown in fig.

Includes a frame bonnet gable hip mansard butterfly valley combination shed and more. This gallery includes terrific roof design illustrations so you can easily see the differences between types of roofs. Repeat the run not the length of a common rafter for precision the thickness of the ridge board and any eave. This is the finished roof showing the fall direction of each of the roof planes.

Now draw the centerlines for all rectangles that are formed inside. For regular hips and valleys where the roof sections have the same slope and meet to form a 90 degree angle. Here roofs are constructed with an angle of 90 degrees. The main hip p f is broken at i but extends to the valley rafter d r for a proper place of support.

Now outline the biggest rectangle inside the building layout. C k is the front gable valley and the jacks are cut from the ridge line j k to the valley c k also from the plate c d to the main hip c g and from the ridge g p to the valley d m.