California Valley Roof Framing

Project instructions remove existing valley rafters add wall fill in commons no tails.

California valley roof framing.

The existing house built in the 1950 s has california okie valley framing. The valley area of a roof the straight lines formed when two different planes of the roof meet is a critical area that handles a tremendous amount of water run off. To calculate the california jack rafter foot miter angle and saw blade bevel angle for the off angle california valley framing can be accomplished by entering an eave angle of 45 main roof slope angle 18 43495 4 12 and adjacent roof slope angle 26 56505 6 12. One nail goes into the top section of the shingle where it covers the valley metal.

At the low end of the valley the subfascias of the two roofs are mitered with a block filling in the roof framing. The rest of the nails go in the nailing strip. But it doesn t have to be. California valley roof remodeling room additions faster easier.

To transition the eaves the horizontal fascia extends to the last rafter tail and a vertical return finishes the transition. California valley includes an actual laminate shingle like you see in the field on your roof installed parallel and is called a bleeder shingle on one side of the valley typically about 2 away from the valley center. Framing a complex roof is one of the trickiest parts of home building. From the stepped off main part of the roof run shingles into the valley and cut them square from where the bottom corner intersects with the shingles nailed along the valley line.

Bct 123 roof framing 2 blind valley roof. This roof valley is a perfect example. If you begin with accurate as built measurements and use a construction calculator to do the math you can cut all of the rafters for most roofs on the ground in just one shot. California valley sleeper with the roof sheathing miter angle on the face of the sleeper and the bevel angle for the plumb cut using the roof slope angle.

Sheathing blocking is added along the valley and the sheathing pieced in for both roof planes.