Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge.
Gable roof addition framing.
Either the addition is added to form a t shape to the house with the ridge running perpendicular to the main house roof or the addition is continued on the end of the house making it longer with the ridge running the same way as the existing house.
First you ll need to determine where your new gable roof will tie into the existing roof.
Again choosing the easy way out we opted to build blind valleys aka california valleys where one intersecting roof is built on top of the other.
Position the square at the end of the rafter board with the tongue on your left and facing away from you.
House addition finished roof framing day 23 duration.
Tying a roof perpendicular to the existing roof will be another matter.
Nail 2 boards onto your walls as top plates.
The gable roof on the porch addition was framed with a dropped structural ridge supporting the common rafters above.
Determine the pitch you want for.
How to frame a gable wall roof framing part 5 duration.
In conventional gable roof framing the slope of the roof is formed by rafters that run diagonally downward from the peak of the roof to the tops of the exterior walls of the building.
Take careful measurements to determine how many trusses you will need.
Add ceiling joists every 24 in 61 cm on your top plates.
Adding a gable roof addition to your house will require one type of framing.
Here we will focus on adding length to the end of a house roof.
Use 8 penny nails to attach the first 2 in 4 in 5 1 cm 10 2 cm.
Ceiling joists span between parallel walls for added.
Nsm construction 99 578 views.
Framing the gable ends 1.