Deck 19: Stair Construction

Question 1

____ stairs extend from a habitable to an uninhabitable level.

A) Service
B) Finish
C) Winding
D) Platform

Answer 1

A

Question 2

The International Building Code (IBC) specifies that the height of a riser shall not exceed 7 3 / 4 inches and that the width of a tread not be less than ____ inches.

A) 10
B) 12
C) 14
D) 16

Answer 2

A

Question 3

The width of the stairwell depends on the width of the ____.

A) headroom
B) stair carriage
C) staircase
D) nosing

Answer 3

C

Question 4

A straight stairway is continuous from one floor to another.

Question 5

The desired headroom must be known to calculate the stairwell length.

Question 6

Decreasing the unit rise decreases the run of the stairs.

Question 7

The ____ is the vertical distance from one step to another.

A) total rise
B) unit rise
C) total run
D) unit run

Question 8

The length of lumber needed for the stair carriage may be determined by using the Pythagorean theorem on the total rise and total run of the stairway.

Question 9

A stair ____ is designed for changing the direction of the stairs and as a resting place for long stair runs.

A) jig
B) stringer
C) carriage
D) landing

Question 10

The tread nosing is installed under the overhang of the tread and against the riser.

Question 11

A(n) ____ is an opening in the floor for the stairway to pass through.

A) nosing
B) stairwell
C) closed staircase
D) open staircase

Question 12

Stair carriage and stair stringer are the same thing.

Question 13

A ____ is the horizontal member on which the feet are placed when climbing or descending the stairs.

A) riser
B) stair carriage
C) tread
D) stair stringer

Question 14

When finishing a closed stair carriage, the risers are installed first.

Question 15

Tread ____ is installed under the overhang of the tread and against the riser.

A) nosing
B) molding
C) housing
D) casing

Question 16

A rosette may not be used to end the handrail against a wall.

Question 17

Usually, ____ carriages are used for residential staircases of average width.

A) three
B) four
C) five
D) six

Question 18

The router used with a stair template must be equipped with a straight bit.

Question 19

The preferred angle for maximum ease in climbing and for safe descent is between 30 and 38 degrees.

Question 20

Platform stairs are built by first erecting the ____.

A) bottom riser
B) bottom run
C) platform
D) header

Question 21

Prepare the posts for fastening a handrail by counterboring and drilling shank holes for ____ bolts through the posts.

A) stove
B) lag
C) carriage
D) knock-off

Question 22

The ____ is the sloping finish member grasped by the hand of the person ascending or descending the stairs.

A) riser
B) runner
C) handrail
D) baluster

Question 23

Housed stringers have risers and treads set into ____ made in the stringer.

A) dadoes
B) fluting
C) notches
D) clefts

Question 24

Return nosings are applied to the open ends of the ____.

A) risers
B) stringers
C) treads
D) carriages

Question 25

Stairways wider than ____ inches require a handrail on both sides.

A) 24
B) 32
C) 36
D) 44

Question 26

The thickness of a preacher must be the same as the ____ stock.

A) run
B) tread
C) carriage
D) riser

Question 27

The layout of an open (or mitered) stringer is similar to that of a ____.

A) riser
B) stair carriage
C) tread
D) landing

Question 28

____ types of newel posts are used in a post-to-post balustrade.

A) Two
B) Three
C) Four
D) Six

Question 29

Fasten the tread molding in place with 4d finish nails spaced about ____ inches apart.

A) 6
B) 8
C) 10
D) 12

Question 30

Major parts of the ____ include handrails, newel posts, and balusters.

A) balustrade
B) stair carriage
C) platform
D) stair well