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Sheathing, Floors, and Stairs
Course 11

About the course

Sheathing for floor systems and roof systems is an important structural part of the building. The lesson begins with a discussion of common sheathing types including plywood, OSB, com-ply, and the diagonal board sheathing found in many homes built before World War II. Sheathing installation techniques are covered and common problems are discussed. Floor joist installation is next. Common types of joists and their proper installation are reviewed including dimensional joists, I-joists, and floor trusses. Stair systems are covered in detail including the basic parts of a stair, code requirements, how stairs are laid out and cut, and common problems with stairs.

Course 11: Sheathing, Floors, and Stairs

  • Chapter 1: Sheathing Terminology 4:02 (9.2 MB)
  • Chapter 2: Sheathing Installation 3:50 (11.6 MB)
  • Chapter 3: Floor Joist Options 3:39 (10.3 MB)
  • Chapter 4: Stair System Basics 6:23 (11.9 MB)

Related Courses

Course 10: Floor Framing and Beams
Course 9: Lumber and Wall Framing