NCCER Carpentry Basic Stair

Front

What is a strongback in carpentry?

Back

A strongback is a component secured to one side of the stringer below the cut notches to add strength and rigidity to the stair structure.

Front

What is the maximum rise for a set of stairs without a landing?

Back

The maximum rise for a set of stairs without a landing is typically 12 feet.

Front

What are the components of a balustrade?

Back

A balustrade consists of a baluster, a newel post, and a handrail. The nosing is not part of the balustrade.

Front

What is a narrow-U stairway?

Back

A narrow-U stairway is classified as a type of stair design that has a U shape but is narrower than standard U stairways.

Front

What type of stringer is used for open riser designs?

Back

A dadoed stringer is typically used for stairways with open riser designs.

Front

Define skirtboard in stair construction.

Back

A skirtboard is a board that runs along the side of the stairway, covering the joint between the stair treads and the wall.

Front

What is the purpose of a guard in stair design?

Back

A guard is a protective barrier that prevents people from falling off the edge of a stairway or landing.

Front

Explain the term 'nosing' in relation to stairs.

Back

Nosing refers to the protruding edge of a stair tread that extends beyond the riser, providing a surface for foot placement.

Front

What is a newel post?

Back

A newel post is a vertical post that supports the handrail at the top and bottom of a staircase.

Front

What is the difference between a housed stringer and a cutout stringer?

Back

A housed stringer has a groove cut into it to hold the treads and risers, while a cutout stringer has notches cut out to support the treads.