Im only 175 lbs.
Framing roof 19 center.
While most home builders will outsource the construction of roofing trusses the rafter supports of the roof itself learning to frame a roof yourself is one of the true arts of carpentry and a basic primer is covered below.
The run or half the building span is the base of the triangle.
The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle.
All framing sections should include enlarged views that detail roof and floor connections as well as lumber and footing sizes.
Building plans using the floor foundation and or roof framing plans see figure 2.
Time of manufacture producing mill number and the grad ing rules writing agency.
Roof and floor framing span tables.
Roof framing rafter layout.
Framing a roof is the last step in framing new construction.
From one end of the rafter material using a speed square or framing square mark an x in 12 angle on the rafter and cut it measure down y height from the long point of the rafter cut and make a mark.
For information on size and spacing of rafters ceiling joists or floor joists refer to handout.
I can appreciate what your saying about in line framing and also deflection between joist.
The roof rafters provide integral structural support to the roof.
If you re framing a gable roof on a new house or building a shed or even a doghouse with a gable roof you ll need to cut a number of roof rafters.
The rise or height of the roof at its peak is the altitude of the triangle.
However the rest of it just seams as if you think that just cause 16 oc is how you do it its right.
Apply to carpenter construction worker crater 1 carpentry and more.
And the line length measurement from the roof peak to the building wall is the hypotenuse.
3 4 decking will flex with me walking dead center of a 16 in bay.
With 7 8 its not an issue 3 4 yes.