Title: Install a strongback (i.e., stiffener or catwalk).
Course: Carpentry II (17003-II) > Section: Framing a Ceiling

Installation should include locating and fastening the strongback, according to specifications.

Process/Skill Questions:

- What is a strongback?
- When is a strongback required? When is a catwalk required?
- What are the consequences of not installing a strongback?
- Where is strongback located on an engineered building product?

NCCER Carpentry Standards

Level One, Module Seven (27112-13): Ceiling and Roof Framing

Module Seven (27112-13) provides an overview of ceiling and roof framing, including the components of ceiling and roof framing, the different types of roofs used in residential construction, and the use of trusses in basic roof framing. The methods for laying out rafters, erecting a gable roof, framing a basic gable end wall, and installing roof sheathing are introduced. It also provides instruction on how to estimate the amount of materials needed for a material takeoff for a roof.