NCCER Carpentry Basic Stair

The most important concern in the design of any stairway is

• a. safety

• b. choice of materials

• c. appearance

• d. material and labor cost

The basic parts of a stairway are risers, treads, and

• a. balustrades

• b. center-cut stringers

• c. stair framing

• d. handrails

Which of the stairways is classified as a narrow-U?

• A

• B

• C

• D

Tags

CCSS.4.G.A.2

The International Residential Code® specifies a minimum stair tread depth of

• a. 9 inches

• b. 10 inches

• c. 11 inches

• d. 12 inches

Which type of stringer is typically used for stairways with open riser designs?

• a. housed

• b. cutout

• c. dadoed

• d. built-up

All of the following are parts of a balustrade except.

• a. a baluster

• b. a newel post

• c. nosing

• d. a handrail

On a 36"-wide wood stairway, a center cutout stringer is required if

• a. the tread material is thinner than 1 1/2"

• b. the riser heights exceed 7"

• c. the tread material is thinner than 2"

• d. the riser heights are less than 7"

The minimum and maximum tread depths of a stairway should not differ by more than

• a. 3/8"

• b. 1/2"

• c. 5/8"

• d. 3/4"

For user safety, the IRC specifies that the greatest riser height should not exceed the smallest riser height by more than

• a. 1 inch

• b. 5/8 inch

• c. 3/8 inch

• d. 1/4 inch

Tags

CCSS.5.MD.A.1

If stairway drawings are incomplete or in conflict with the building code, the carpenter should

• a. follow the building code

• b. work out a solution

• c. check the specifications

• d. notify a supervisor