NCCER Carpentry Basic Stair

Front

What is a ledger in stair construction?

Back

A ledger is a horizontal support member fastened to the floor to provide strength to the stair assembly.

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

In stair layout, what does the blade of the framing square represent?

Back

The blade of the framing square represents the unit run.

Front

What is the most important concern in the design of any stairway?

Back

Safety is the most important concern in the design of any stairway.

Front

What is the horizontal distance from the face of one riser to the face of the next riser called?

Back

This distance is called the unit run.

Front

What is the purpose of a strongback in stair construction?

Back

A strongback is used to provide additional support and strength to the stair assembly.

Front

Define unit rise in stair construction.

Back

Unit rise is the vertical distance between the top of one riser and the top of the next riser.

Front

What is the typical unit rise for residential stairs?

Back

The typical unit rise for residential stairs is between 7 to 8 inches.

Front

What is the function of a stringer in stair construction?

Back

A stringer is a structural member that supports the treads and risers of the stairs.

Front

What is the difference between a tread and a riser?

Back

A tread is the horizontal part of the stair where you step, while a riser is the vertical part that connects one tread to the next.