Below the top of the foundation wall.
Raising garage roof height cutting studs and sheathing.
The reason for this is that we will be placing 1 2 thick plywood or oriented strand board osb structural sheathing all the way around the perimeter.
If you believe raising the roof is your best option here is how i would do it.
Match the overhangs to the overhangs on the garage.
I would cut the studs about 12 from the top plate.
Studs for the house walls come pre cut from the lumber supplier.
So companies like norbord started creating tallwall windstorm panels to help alleviate this.
But for areas such as the garage studs have to be custom cut.
Then complete the roof frame by adding the 2 6 subfascia and building the side and end overhangs.
Temporary spacers are set under the sheet to raise it off the floor a bit.
The death of the 8 sheet one of the biggest items when sheathing a wall vertically is that the sheathing has to be continuous 602 10 4 5 which meant that an 8 sheet wouldn t cut it in many places so longer ones were required.
You can do this to every other stud without much fear of problems.
Stud spaces with a 8 long 2 x 4 we will fall short of meeting the center of the seventh stud by 3 4.
When sheathing garage walls especially on a concrete floor use a temporary spacer such as strips of plywood to raise them off the floor about 3 8 1 2 while fastening them to the wall or measuring for cutouts.
Then you can attach cripples that extend down to the bottom plate to these short upper studs.
With the dormer roof raised and supported we cut away the part of the original roof that was still in place leaving the exposed ends of the floor joists.
Lifting jig extending studs.
As one person pushes the stud into line another can drive the nail home thereby holding the crooked stud in its proper position.
Before applying the finish siding install metal flashing over the sheathing and let the flashing run 3 in.
To cut sheathing around openings press the sheet into position over the opening while another person marks the opening onto the back of the sheet from the inside of the garage.
Finally fill in the outside of the wall with tapered pieces of sheathing and siding.
So we will cut the 9 2 x 4s to a length of 8 0 3 4 for both the sole and top.
To correct a slight dip in the floor we established a benchmark height with a laser level and nailed 2x6 squash blocks to the sides of the existing floor joists.
Reinforce the connection between the rafters and the tie plate with metal hurricane ties.
Sheathing to fit and nail it to the rafters.
When you re done with the roof frame cut 1 2 in.