Residential Framing Exam (Floor Framing Test)

Front 1

Subfloor panels are laid with the long edge parallel to the floor joists.

Back 1

False

Front 2

The minimum depth of the pocket in a foundation wall is 3².

Back 2

False

Front 3

Floor joists are generally prefabricated.

Back 3

True

Front 4

Wood cross bridging is normally attached to floor joists by toenailing.

Back 4

True

Front 5

The crown in a floor joist should be turned up.

Back 5

True

Front 6

Nominal lumber floor joists are normally placed 19.2² OC.

Back 6

False

Front 7

Tail joists run from a header to a supporting wall or beam.

Back 7

True

Front 8

In post-and-beam construction, what type of frame is it when the roof members run at right angles to the ridge beam?

Back 8

transverse frame

Front 9

In platform construction, what are the ends of the floor joists capped with?

Back 9

a rim joist

Front 10

What supports beams and girders at their intersection with the foundation wall?

Back 10

pocket

Front 11

Which type of joist has perforated knockouts?

Back 11

wood I-joist

Front 12

To lay out the OC joists, how far back is the first one set back?

Back 12

one-half the joist thickness

Front 13

What hardware is used when post-and-beam members are fastened together?

Back 13

metal connectors are used

Front 14

What is the best tool for laying out a sill plate for floor joists?

Back 14

steel tape

Front 15

What should be done to reduce shrinkage in lumber?

Back 15

use only framing lumber with MC below 19 percent

Front 16

What does too much overlap of joists at the girder cause?

Back 16

squeaking due to a cantilever effect

Front 17

What is standard joist spacing designed to accommodate?

Back 17

standard floor sheathing sizes

Front 18

In what type of construction do the wall studs and first-floor joists rest on the sill, and the second-floor joists rest on a 1 ´ 4 (19 ´ 89 mm) ribbon?

Back 18

balloon frame

Front 19

If a single layer of plywood sheathing is used on the exterior walls, acting as both sheathing and siding, what is its minimum thickness?

Back 19

(12 mm) 1/2" thick

Front 20

Should plywood be glued to the floor joists?

Back 20

yes, it prevents squeaks and increases the floor stiffness

Front 21

What is the purpose of pressure treating lumber?

Back 21

to improve decay resistance

Front 22

What must be used when joists are framed into the side of girder to create a flush beam?

Back 22

joist hangers

Front 23

In post-and-beam construction, what type of frame is it when the roof members run parallel to the ridge beam?

Back 23

longitudinal frame

Front 24

What is a quick and accurate way to mark a square end on a round column?

Back 24

wrap a sheet of paper around it

Front 25

How should end joints in subfloor panels be arranged?

Back 25

staggered every row by at least one joist space

Front 26

What is the purpose of cross-bridging?

Back 26

to redistribute point loading over a larger area

Front 27

What is used to fill gaps between an uneven foundation wall and the sill plate?

Back 27

mortar

Front 28

What is installed to slow the movement of fire and smoke within wall cavities during a fire?

Back 28

firestop blocking

Front 29

What is the maximum lap of joists over the girder?

Back 29

12 inches (300 mm)

Front 30

What is the minimum end bearing for beams and girders?

Back 30

3 inches (76 mm)

Front 31

What are the heavy beams called that support the inner ends of floor joists?

Back 31

girders

Front 32

To save money and materials for a subfloor, what is the optimum width for a building?

Back 32

24-feet wide (7.3 m)

Front 33

Why is a platform frame easy to erect?

Back 33

at each level a flat surface is provided on which to work

Front 34

When following the best order of installation for the members of a floor opening, which member is installed after the outside header

Back 34

tail joist

Front 35

What is another name for platform frame construction?

Back 35

western frame

Front 36

What should be used to ensure an air seal between the foundation and the sill plate?

Back 36

sill gasket

Front 37

When floor joists are laid out, what does the X on the side of the line indicate?

Back 37

the side of the line on which the joist is to be placed

Front 38

What is the minimum end bearing for a floor joist resting on a sill plate

Back 38

(38 mm) 1 1/2 inches

Front 39

What governs the size of built-up wood beams?

Back 39

building codes

Front 40

Which of the following is the correct order of installation for a floor frame?

Back 40

posts, girders, sill plates, joists, bridging, and subflooring

Front 41

What is the maximum interval for bridging to be installed between floor joists?

Back 41

2.1 m (6'-11")

Front 42

Which of the following can a girder be made of?

Back 42

a parallam beam

Front 43

What type of frame construction uses fewer but larger pieces?

Back 43

post-and-beam

Front 44

In platform frame construction, how are the walls assembled?

Back 44

assembled on the floor and then tilted up in place

Front 45

In platform frame construction, what do the wall plates also serve as?

Back 45

firestops

Front 46

What are shortened floor joists at the ends of floor openings called?

Back 46

tail joists

Front 47

What is the framing member that lies directly on the foundation and provides a bearing surface for the floor joists?

Back 47

sill plate

Front 48

In platform frame construction, where is pressure-treated lumber most often used?

Back 48

as sill plates

Front 49

A wood post should be equal to the width of the ____________________ it supports.

Back 49

beam

Front 50

____________________ joists are located at each side of a floor opening.

Back 50

Trimmer

Front 51

Top and bottom members of a wood floor joist are known as ____________________.

Back 51

chords or flanges

Front 52

To maintain 16² OC for floor joist spacing, using nominal lumber, the first joist is marked ____________________² from the edge of the building.

Back 52

15 1/4

Front 53

A(n) ____________________ is a recess in a foundation wall that receives a beam.

Back 53

pocket

Front 54

Subfloor panels may have square edges or _________________________ edges.

Back 54

tongue-and-groove

Front 55

The ____________________ is the wood deck that rests on the floor joists.

Back 55

subfloor