The plywood will create a smooth strong ceiling without having to apply drywall tape and mud to the ceiling.
Framing protruding attic wall.
You can build the bookshelves or use the built in ones depending on your taste.
If you want your attic space to have a flat ceiling you ll need to add collar ties to the framing.
Collar ties are horizontal members that like rafter ties extend from rafter to rafter but.
Refer to specific language of this section for required dimensions of the access.
Transform an empty attic room into a sanctuary of book lovers.
The last step is to fill the room with unique furniture.
Run the plywood down to the top of the knee wall.
Shim under the bottom plate to level it if necessary then nail it into the floor joists with 16d nails.
Plumb the corners with a level and brace them with 2x4s.
Use screws to attach sheets of birch plywood to the angled ceiling over the insulation making sure to drive the screws into the ceiling joists.
Check roof rafters for protruding nails and any signs of water damage.
Make certain the attic floor is sound not just scraps of wood laid haphazardly over ceiling rafters.
An attic access is required where the ceiling or roof construction is combustible and where the attic area is more than 30 sf and the height between the ceiling framing and roof framing is more than 30.
Stand the front wall and align it with the marks on the floor.
Section r807 1 attic access.
Install the lower header with joist hangers figure a and assemble the front wall on the attic floor.