Carpentry (Overview) Flashcards by Ryan Blue

To stiffen floor construction, a builder should:

a: Use proper bridging
b: Use building paper over subflooring
c: Use a steel beam instead of a wood beam
d: Use a lot of nails

a: Use proper bridging

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Bearing walls running above and parallel to the floor joists require that the floor joists be:

a: Doubled
b: Either a or c
c: Laddered
d: Replaced

b: Either a or c

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In lumber classification, Firsts and seconds (FAS) is best described as:

a: Discarded boards suitable for concrete forms and other uses
b: Boards of approximately 8’ and 10’ lengths.
c: Boards with few knots or irregularities
d: Exceptionally green lumber prone to heavy shrinkage.

c: Boards with few knots or irregularities

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For a fire stop, you should not use:

a: 3/4” plywood
b: 19/32” particle board
c: A thickness of two 1” of lumber
d: 2” nominal thickness lumber

b: 19/32” particle board

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When floors require bridging, use solid blocking, diagonal wood or metal bracing or a continuous 1 x 3 strip nailed across the bottom of joists for spans over _______.

a: 6 feet
b: 8 feet
c: 10 feet
d: 12 feet

b: 8 feet

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The lowest horizontal member of a truss is called a:

a: Bottom chord
b: Brace
c: Ceiling joist
d: Stay

a: Bottom chord

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What is the minimum amount of bearing for the ends of each joist placed over a girder or sillplate?

a: 1”
b: 1 1/4”
c: 1 1/2”
d: 1 3/4”

c: 1 1/2”

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The name for the metal or wood plate used to strengthen the joints of a truss is:

a: Gusset
b: Chord
c: Metal tie
d: None of the above

a: Gusset

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When framing for large openings in the floor, the joist and header should be:

a: Notched
b: Tripled
c: Reinforced
d: Doubled

d: Doubled

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A ledger is:

a: Part of a window
b: A strip for headers to rest on
c: A board for joists to fasten to
d: An accounting book

c: A board for joists to fasten to

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Joists resting on beams or girders must overlap a minimum of how many inches, if they don’t run continuous?

a: 5
b: 4
c: 3
d: 2

c: 3

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If joists are to be framed flush with the top of a wood girder, it is best to use:

a: Edging strip
b: Hangers
c: Flushers
d: 8D nails

b: Hangers

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In exterior walls and bearing partitions, any wood stud is permitted to be cut or notched to a depth not exceeding______ of its width.

a: 50%
b: 40%
c: 25%
d: Non of the above

c: 25%

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Holes drilled into floor joists for piping shall not exceed 1/3 of the depth of the joist and:

a: Must be closer than 2’ to the top or bottom
b: Must be in middle third of the span
c: Not in the left or right third of the span.
d: Not be closer than 2” to the top or bottom of the joist.

d: Not be closer than 2” to the top or bottom of the joist.

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Rafters and floor joists should be installed with the:

a: Crown up
b: Bow up
c: Crown down
d: None of the above

a: Crown up

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The mark C-D stamped on a sheet of plywood refers to the:

a: Strength of the plywood
b: Stereophonic capability when used in speakers
c: Veneer grade
d: Construction durability

c: Veneer grade

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A sheet of plywood stamped 32/16 has a maximum span of:

a: 32” subflooring and 16” roof sheathing
b: 32” wall sheathing and 16” roof sheathing
c: 32” roof sheathing and 16” wall sheathing
d: 32” roof sheathing and 16” subflooring

d: 32” roof sheathing and 16” subflooring

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What is used over doors/windows openings to transfer superimposed loads to vertical members

a: Ceiling joists
b: Rafters
c: Headers
d: Wall top plates

c: Headers

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The maximum size hole that may be bored into a 12” floor joist is:

a: 2”
b: 3”
c: 3 3/4”
d: 6”

c: 3 3/4”

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Plywood testing and rating is performed by:

a: APA
b: TIOSHA
c: IRC/MRC 2000
d: EPA

a: APA

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What is meant by the term dead load?

a: Weight from immovable objects
b: Weight from building materials and permanent mechanical systems
c: Weight distributed to the earth
d: None of the above

b: Weight from building materials and permanent mechanical systems

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A ridge board for rafters shall not be less than____inch nominal thickness and not less than the depth of the cut end of the rafter.

a: 1
b: 2
c: 3
d: 4

a: 1

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What is the maximum notch depth in the middle third of a rafter?

a: 1/6 the depth of the rafter
b: 1/4 the depth of the rafter
c: 1/3 the depth of the rafter
d: Never notch the middle third!

d: Never notch the middle third!

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True or False. Live load is load produced by the use and occupancy of the building or other structure that does not include construction or environment loads.

True

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For most wood, drying its moisture content to_____percent does not result in shrinkage. a: 12 b: 20 c: 28 d: None of the abvoe

c: 28

True or False. The most stable lumber is quarter sawn.

True

Preservative-treated wood shall be marked with a stamp or label showing: a: Identification of treating manufacturer b: Type of preservative used c: Minimum preservative retention (pcf) d: All of the above

d: All of the above

An engineered, stress-rated product created by bonding together individual pieces of lumber together to form a beam is called: a: Sheathing b: Rim board c: Glulam d: None of the above

c: Glulam

True or False. Floor joists in balloon framing rest on a 1 x 4 ribbon that is let in to the inside edge of the studs.

True

A wood floor system is made-up of: a: Floor joist or I joist b: Subflooring c: Posts and beams d: All of the above

d: All of the above

A girder is a structural, horizontal member used to support: a: Masonry b: Posts c: Trusses d: None of the above

c: Trusses

The minimum airspace on the sides of a wood beam in a masonry pocket is_____inch. a: 1/4 b: 3/8 c: 1/2 d: All of the above

c: 1/2

Name a type of floor joist bridging. a: Cross bridging b: Metal strap c: Solid d: All of the above

d: All of the above

Sill seal would be used____. a: At the bottom of the footing. b: At the top of a framed wall. c: Between the top of the foundation wall and the underside of the sill plate d: None of the above

c: Between the top of the foundation wall and the underside of the sill plate

Floor joist shall have a minimum bearing on wood or metal of ____inches or ____inches on masonry. a: 3 and 4 b: 2 and 3 c: 1-1/2 and 3 d: None of the above

c: 1-1/2 and 3

Joist framing from opposite sides of a beam shall be nailed together with a minimum of ____face nails. a: 3-10d b: 3-8d c: 2-16d d: None of the above

a: 3-10d

True or False. A wall plate is the horizontal member at the top or bottom of a wall.

True

The_____stud is immediately beside and fastened to the jack or trimmer stud. a: Cripple b: King-stud c: Sill d: None of the above

b: King-stud

A bored hole in a stud can be no less than____ of an inch from the edge of the stud. a: 5/8 b: 1/2 c: 3/8 d: All of the above

a: 5/8

Using Table R602.3(1), rafters can be fastened to the top plate of a wall with_____nails. a: 3-10d box b: 3-8d common c: 3-16d box d: None of the above

c: 3-16d box

End joints in double top-plates shall be offset at least_____inches. a: 24 b: 36 c: 48 d: None of the above

a: 24

True or False. Wall bracing can be 1 x 4's let into the top and bottom plates and intervening studs, placed at an angle of not more than 60 degrees and less than 45 degrees from horizontal.

True

Using Table R802.4(2) for a #1 Hem-Fir, 2 x 6 ceiling joists, spaced 16 inches O.C., what is the maximum ceiling joist span? a: 16'-10 in. b: 13'-7 in. c: 8'-9in, d: None of the above

b: 13'-7 in.

Collar ties are used to prevent unwanted spread in a_____. a: Roof assembly b: Floor system c: Window opening d: None of the above

a: Roof assembly

For a 2 x 8, #1 Hem-Fir spaced 16 inches O.C., with a Dead Load of 20 pounds per SF, what is the maximum rafter span? a: 18'-10 in. b: 12'-11 in. c: 16'-7 in. d: None of the above

c: 16'-7 in.

The_____truss is the most common due to its versatility. a: Scissor b: Piggy-back c: Fink or W d: None of the above

c: Fink or W

Using Table R602.3(1), to fasten a top plate to a stud, what is the fastening requirement? a: 2-16d common b: 3-10d common c: 2-8d common d: None of the above

a: 2-16d common

Using Table R602.3(1), to install 1 inch diagonal brace to stud and plate, what is the fastening requirement? a: 2-16d common b: 3-10 d common c: 2-8d common d: None of the above

c: 2-8d common

Fire blocking in concealed wall spaces shall be provided vertically at the ceiling and floor levels and horizontally at intervals not exceeding___feet. a: 6 b: 8 c: 10 d: All of the above

c: 10

True or False. Fireblocking for stairways shall be provided in concealed spaces between stair stringers at the top and bottom of the run.

True

What is the allowed joist-spacing for live load of 30 psf, #1 Hem-fir 2 x 10, spanning 16'-3" or less? Found On table - IRC Table R502.3.1(1) a: 12 inches b: 16 inches c: 19.2 inches d: 24 inches

b: 16 inches

What is the maximum cantilever for an exterior balcony with a load of 30 psf if the floor is framed with 2 x 12 wood joists 16 inches on center? Found on table - IRC Table R502.3.3(2) a: 58 inches b: 72 inches c: 53 inches d: None of the above

b: 72 inches

Typically there is a double plate on the wall frame over: a: Mechanical openings b: Doors c: Window d: All of the above

d: All of the above

When should cross bridging be installed? a: Before the joists are nailed b: At the same time as sheeting is installed c: Any time after the subfloor is installed d: The top of the bridging is nailed before, and the bottom is nailed after the subfloor is installed.

d: The top of the bridging is nailed before, and the bottom is nailed after the subfloor is installed.

When framing walls, corner bracing may be: a: Approved metal wind bracing b: 1 X 4 wood let-in to the studs c: Wood structural panels d: All of the above

d: All of the above

The double top plate on a wall is needed to: a: Connect interior partitions with the outside wall b: Stabilize the walls c: Carry roof assemblies d: All of the above

d: All of the above

To secure studs to either the top or bottom plates, how many face nails are used? a: Two 8 D b: Two 16 D c: Two 10 D d: Four 8 D

b: Two 16 D

Diagonal bracing (corner or wind) is normally installed at a ______ degree angle. a: 35 to 45 b: 40 to 50 c: 45 to 60 d: All of the above

c: 45 to 60

The main reason contractors use pre-built trusses: a: Material cost savings b: Labor cost savings c: Trusses can span greater distances without needing a bearing wall d: All of the above

d: All of the above

Shear walls are designed to resist lateral forces such as: a: Wind b: Seismic movement c: a and b d: None of the above

c: a and b

Balloon, post and beam, and platform refer to the three basic kinds of: a: Insulation b: Trusses c: Framing d: Joists

c: Framing

Deflection could be defined as: a: Sway b: Bending c: Shear d: Twist

b: Bending

True or False. Floor joists should be strong enough to carry the load that rests on them, but also be stiff enough to prevent undue deflection.

True

For nailing ceiling joists to the top plate you should use at least: Found in Table - IRC Table R602.3(1) a: Two 8 d common b: Two 16 d common c: Three 16 d box d: Three 8 d common

d: Three 8 d common

True or False. Following BCSI recommendations for temporary truss bracing will minimize truss damage and worker safety during construction.

True

When preparing to set roof trusses, substantial ___________ of the first truss is critical for the proper installation and safety concerns of the project. a: Ground bracing b: Inspection c: Spacing d: None of the above

a: Ground bracing

In balloon framing, the second floor joists rest on: a: Collar ties b: The ribbon c: Top plate d: Rafters

b: The ribbon

The horizontal member located at the top of a wall frame is called: a: Soleplate b: Top plate c: Header d: Ceiling joist

b: Top plate

The bottom horizontal member of a wall frame in platform construction is called a: a: Stud b: Cripple c: Bottomplate d: Header

c: Bottomplate

When installing wood joist blocking or bridging must be installed when: a: When the joist exceed 2" X 8" b: When the joist exceed 2" X 10" c: When the joist exceed 2" X 12" d: When the joists are 8 feet long.

c: When the joist exceed 2" X 12"

Joists shall not be notched: a: Within the middle 1/3 rd of the span b: Within the middle 1/2 of the span c: They should not be notched d: Within 12 inches of either end

a: Within the middle 1/3 rd of the span

A cricket is used: a: To join a dormer to a roof b: Between the roof and a chimney c: To join a roof valley d: To strengthen a header

b: Between the roof and a chimney

The ridge board must be at least: a: 1 inch nominal thickness b: As wide as the cut end of the rafter c: 2 inch in nominal thickness d: Both a & b are correct

d: Both a & b are correct

Studs (2x4) carrying roof loads only, may be spaced a maximum of: a: 24 inches on center b: 16 inches on center c: 18 inches on center d: 36 inches on center

a: 24 inches on center

Let-in bracing (corner or wind) must be installed at ______ degree angles. Found in Table - Table R602.10.4 a: 35 to 55 b: 40 to 60 c: 45 to 60 d: 45 to 65

c: 45 to 60

A bird's mouth is: a: The elbow at the bottom of a downspout b: The notch cut on the underside of a rafter to fit the top plate c: usually lacking teeth d: All of the above

b: The notch cut on the underside of a rafter to fit the top plate

The required fastening for securing a sole plate to a joist or blocking at braced wall panels is: Found in - R602.3(1) a: 8d nails, 8" o.c. b: 2-8d nails, 16" o.c. c: 3-10d nails, 10" o.c. d: 3-16d nails, 16" o.c.

d: 3-16d nails, 16" o.c.

What is the minimum size rough framed attic access hole? Found in - R807.1 a: 22" X 22" b: 22" X 24" c: 22" X 30" d: 22" X 32"

c: 22" X 30"

The minimum hall width in a single family dwelling is: Found in - R311.6 a: 30" b: 32" c: 36" d: 38"

c: 36"

The first step in wall framing is to: a: Mark stud locations on sole and top plates b: Lay out wall locations on the subfloor c: Cut all studs to length d: Drink a beer and contemplate the first step

b: Lay out wall locations on the subfloor

A horizontal framing member that prevents opposing rafter pairs from spreading apart and rafters from bowing in under a load are: a: Rafter bracing b: Chords c: Collar ties d: Strong backs

c: Collar ties

When using engineered wood products, what action is prohibited without the permission of the manufacturer or registered design professional? Found in - R502.8.2 a: Notching b: Boring holes c: Making cuts d: All of the above

d: All of the above

At the top of span tables for floor joists, what does L/triangle (symbol) = 360 mean? Found in Table - Table R502.3.1(2) Table R301.7 a: Deflection = 1/360th of the span b: Kiln dried lumber c: Flat-sawn lumber d: Quarter-sawn lumber

a: Deflection = 1/360th of the span

Floors in residential construction are engineered to have a minimum of 40 pounds per square foot with the exception of sleeping areas, which can be at: Found in Table - Table 301.5 a: 25 lbs. b: 35 lbs. c: 20 lbs. d: 30 lbs.

d: 30 lbs.

When framing an opening in a floor, an opening exceeding ________ requires the header and trimmer joist to be doubled. Found in - R502.10 a: 1 foot b: 2 feet c: 3 feet d: 4 feet

d: 4 feet

All of the following are true regarding the bearing of wood joists on walls or beams in a single family dwelling except: Found in R502.6 and R502.6.1 a: Minimum bearing of concrete or masonry shall be 5" b: 1 1.2" bearing required on wood or steel c: Joist framing from opposite ends shall lap at least 3" d: Ribbon strips or joist hangers may be used.

a: Minimum bearing of concrete or masonry shall be 5"

What is the maximum full allowed span of a 2x8 floor joist in a bedroom of a single family dwelling consisting of spruce-pine-fur, #3 grade, spaced 16"o.c., with a 20 psf Dcad load? Found in Table R502.3.1(1) a: 8' b: 9' c: 9' 6" d: 12'

c: 9' 6"

True or False. Balloon and platform framing have fire-blocking already built in. Found in R302.11

False

There are two basic types of decks ground-level and_____. a: Platform b: Elevated c: Stepped d: None of the above

b: Elevated

A 2x6 southern pine joists spaced 16-inch O.C. can span____feet. Found in Table - Table R507.5 a: 6 b: 7'-6" c: 9 d: None of the above

c: 9

True or False. When one side of a deck is fastened to a wall, a ledger must be attached to the wall.

True.

Deck ledgers must be a minimum of ____. Found in - R507 a: 2X4 b: 2X6 c: 2X8 d: All of the above

c: 2X8

Guardrails where required, shall not less than____inches in height. Found in - R312 a: 42 b: 36 c: 34 d: None of the above

b: 36

The required quality mark on pressure treated lumber shall indicate: Found on - R317 a: Identification b: Type of preservative c: Standard to which the product was treated d: All of the above

d: All of the above

Fasteners for pressure treated wood shall be: Found in - R317 a: Hot-dipped, zinc coated galvanized steel. b: Stainless steel. c: 6 inches d: All of the above

d: All of the above

True or False. Approved self-adhered membrane flashings shall be installed where exterior porches or decks attach to a wall of wood-frame construction. Found in - R703

True

Deck joists shall be permitted to cantilever not greater than____of the actual, adjacent joist span. a: One-eight b: One-fourth c: One-third d: None of the above

b: One-fourth

Using a 1/2-inch diameter lag screw to fastener a ledger to a band joist, with a joist span of 12 feet, the on-center spacing of the fasteners shall be____inches. Found in - Table R507 a: 15 b: 24 c: 29 d: None of the above

a: 15

The standard depth for a base kitchen cabinet is: a: 18 inches b: 22 inches c: 24 inches d: 36 inches

c: 24 inches

The standard depth for an upper kitchen cabinet is: a: 12 inches b: 15 niches c: 18 inches d: 24 inches

a: 12 inches

Kitchen cabinets are secured to the wall by using: a: Two nails through the rail. b: Two screws through the rails c: Four nails through the rails d: Three screws through the rails

b: Two screws through the rails

Ceiling tiles are used for: a: Making the room lighter b: Adding color to the room c: A sound deadener d: None of the above

c: A sound deadener

How deep are kitchen cabinets below the counter top? a: 16" b: 20" c: 24" d: 36"

c: 24"

How far above the kitchen floor should the kitchen sink be? a: 26" b: 30" c: 36" d: 42"

c: 36"

Guard openings below the stair-railing should be no larger than _________ in a residential structure: a: 6" b: 4 3/8" c: 12" d: Large enough to egress

b: 4 3/8"

The required guards on raised floor areas, balconies and porches shall not have openings larger than _________________ in residential structures: a: 1" b: 2" c: 3" d: 4"

d: 4"

The sum of one riser and one tread of a stair should be about: a: 16" b: 18" c: 20" d: 22"

b: 18"

The complete railing system of a residential stair is called a: a: Newel post b: Fillet c: Balbuster d: Balustrade

d: Balustrade

The front edge of a stair tread that overhangs the riser is called the: a: Nosing b: Lip c: Overhang d: Newel

a: Nosing

How should base cabinets be installed properly? a: Any wall unit first b: The corner piece where the cabinets will start the bar area. c: Start in one of the corners d: It doesn't matter

c: Start in one of the corners

A living unit is built directly above a garage. The ceiling in the garage must have: a: 1/2" gypsum board b: 5/8" type X gypsum board or equivalent c: 1/2" type X gypsum board d: None of the above

b: 5/8" type X gypsum board or equivalent

What is the frame that surrounds an interior door called? a: Casing b: Trim c: Door stop d: Jamb

d: Jamb

Most interior doors are manufactured in a thickness of _______________. a: 1" b: 1 1/2" c: 1 3/8" d: 1 3/4"

c: 1 3/8"

An accurate and fast way to plumb side jambs of a doorframe is by use of a _____________________. a: 4 foot level b: 6 foot level c: Carpenter's square d: Framing hammer

b: 6 foot level

The setback of door casing from the face of the jamb is often referred to as the __________. a: Reveal b: Facing c: Offset d: Chamfer

a: Reveal

Wood used for interior finish should be dried to a moisture content of ______________. a: 6 percent b: 8 percent c: 10 percent d: 15 percent

b: 8 percent

The intermediate area between two parts of a flight of stairs is called a ______________. a: Platform b: Well c: Landing d: Stoop

a: Platform

What is the maximum height variation between all risers on a stairway? a: 3/8" b: 1/2" c: 3/4" d: 1"

a: 3/8"

True or False. Handrails should be provided on at least one side of stairways with four or more risers.

True

In kitchens that have a soffit above the cabinets, the soffit is usually ________ below the rest of an 8' ceiling. a: 8" b: 10" c: 12" d: 14"

c: 12"

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Carpentry (Overview) Flashcards

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