Ridge Board Length Hip Roof

So this is the measurement to the center of the first common rafter.

Ridge board length hip roof.

Our roof rafter calculator tools are handy for calculating the number of rafters needed rafter length calculator lineal feet of rafter board feed in ridge and sub facia and the total board feet in the roof. For 2 x 6 rafters use a 2 x 8 ridge board and so on. For many people being able to get the right kind of hip roof calculator is very important as knowing how to measure a hip roof is going to be vital to making sure that it turns out well. Rise and run means that a 6 12 pitch roof has 6 of rise vertical for each foot of run horizontal.

David ellis of illinois asked how do you figure the length of the ridge board in a hip roof garage. Q a ridge board length for a hip roof tips text. For 2 x 4 rafters use a 2 x 6 ridge board. Ridge beams are required by code if the roof slope is less than 3 in 12 irc section r802 3.

The ridge of a hip roof is equal to the length of the building minus twice the run plus the thickness of the rafter stock. The ridge board s length will be the outside measurement of the building plus the length of the overhang at both ends. In this video i will look at how to calculate the length of the ridge on a simple hip roof. A ridge board is a non structural member that serves as a prop for opposing rafters to rest against and connect to.

Ridge beam sizing is based on the span of the beam between supports and the amount of roof load supported by the beam. Since common rafters are shortened at the top the ridge will. You may splice two boards together to achieve this length if necessary using a 14 and 1 2 inch block of the same material. This will be the second of a series of three videos if you like t.

In the example at left the run is 10. Layout is from the center of the first common rafter.