Deck 9: Floor Framing

Question 1

You may cut or notch the flanges of wood I-beams wherever necessary.

Answer 1

False

Question 2

Termites will tunnel over pressure-treated lumber to reach untreated wood.

Answer 2

True

Question 3

Subfloor is installed before the joists to make it easier for workers.

Answer 3

False

Question 4

The platform frame, sometimes called the ____ frame, is most commonly used in residential construction.

A) northern
B) eastern
C) western
D) southern

Question 5

Platform framing is done with long studs that rest on the foundation sill plate.

Question 6

Lumber shrinks most along its length.

Question 7

The amount materials used to frame a wall can be reduced significantly by placing framed openings aligned with on-center studs.

Question 8

Joists lapped on top of a girder must be cut to length.

Question 9

An energy-saving construction system developed by the Arkansas Power and Light Company uses 2 * 6 wall studs spaced ____ inches OC (on center).

A) 2
B) 6
C) 12
D) 24

Question 10

Floor joists sit directly on the columns and posts.

Question 11

If the joists are installed 16" OC then their left side faces are also 16" OC.

Question 12

____ lie directly on the foundation wall and provide a bearing for floor joists.

A) Bridges
B) Sills
C) Rims
D) Bands

Question 13

In the framing method based on the 24-inch module, stud height for two-story buildings should be limited to ____ feet.

A) 8
B) 10
C) 12
D) 24

Question 14

____ are heavy beams that support the inner ends of floor joists.

A) Rafters
B) Girders
C) Buttresses
D) Piers

Question 15

The post-and-beam frame uses large structural members.

Question 16

Widely spaced ____ in the exterior walls of a post-and-beam frame allow for wide expanses of glass to be used from floor to ceiling.

A) lintels
B) panels
C) floor beams
D) posts

Question 17

In a balloon frame, the studs run from sill to ____.

A) plate
B) sheathing
C) girder
D) ribbon

Question 18

A ____ is an approved material used in the space between frame members to prevent the spread of fire for a certain period of time.

A) joist
B) draftstop
C) brace
D) ledger

Question 19

A ____ formed in the foundation wall usually supports the ends of a girder.

A) seal
B) cap
C) plate
D) pocket

Question 20

If built-up girders of dimension lumber or engineered lumber are used, a minimum of ____ members are fastened together with three 3 1/2 inch or 16d nails at each end.

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

Question 21

To determine the number of floor joists needed in a floor frame, divide the length of the building by the ____ and add one.

A) width
B) height
C) volume
D) spacing

Question 22

Joists should rest on at least 1 1/2 inches of bearing on wood and 3 inches on ____

A) sand
B) topsoil
C) masonry
D) aggregate

Question 23

To determine the number of rated panels of subflooring required, divide the floor area by ____, the area of one sheet.

A) 12
B) 16
C) 32
D) 64

Question 24

The purpose of ____ is to distribute a concentrated load on the floor over a wider area.

A) leveraging
B) bridging
C) blocking
D) arranging

Question 25

____ is used over joists to form a working platform.

A) Subflooring
B) A scratch coat
C) Grading
D) Cross-bridging

Question 26

All the techniques used for the prevention of termite attack are based on keeping the wood in the structure ____ and making it as difficult as possible for termites to get to the wood.

A) dry
B) moist
C) fire-proof
D) load-free

Question 27

When the floor system extends beyond the foundation, the floor joists become ____ joists.

A) unsupported
B) free
C) cantilevered
D) auxiliary

Question 28

If joists are lapped over the girder, the minimum amount of lap is 4 inches and the maximum overhang is ____ inches.

A) 4
B) 6
C) 8
D) 12

Question 29

Joist ____ must be used to support wood I-beams.

A) headers
B) boxes
C) hangers
D) stops

Question 30

Holes bored in joists for piping or wiring should not be larger than one-____ of the joist depth.

A) sixteenth
B) eighth
C) quarter
D) third