Design Assembly and Materials Final Exam

A drainage mat (drainage blanket) is usually placed: A) vertically B) horizontally C) around perforated drainage pipes D) embedded in concrete between a footing and a foundation wall E) between native soil and crushed stone for a road or concrete slab

A

All of the following are considered engineered or manufactured wood products except: A) dimensional lumber B) CLT C) Plywood D) Glulam E) LVL F) I joists G) SIPs

A

Gluing combined subfloor-underlayment panels to the floor joist enables: A) the panels act together with the joists for an integral T-Beam Unit B) consists of finish flooring such as linoleum C) holds the plywood in place temporarily D) makes it easier to get across the floor joists

A

If you see a jet burner or a diamond wire cutting stone at a quarry, which stone is most likely being cut? A) granite B) sandstone C) Marble D) Limestone E) Slate

A

Open-webbed steel joists are usually used in a commercial steel-framed building to support: A) roof decks B) joist girders C) loads above relatively wide openings (overhead doors) D) elevator shafts E) stairways

A

Post-tensioning a concrete element (e.g., a beam, girder, or slab) helps the concrete element to: A) achieve a longer span than would otherwise be possible B) better resist the rigors of freezing/thawing when exposed to weather C) help reduce corrosion in the reinforcing steel D) be recycled much more easily E) be put into service without using supplementary cementitious materials

A

The terms vitrification, oxidation, water smoking, and flashing are all associated with: A) firing bricks in a kiln B) cleaning bricks after masons install them C) chemical processes involved in mortar hydration D) spanning openings with bricks or other masonry units E) chemical reactions during installation of foamed-in-place insulation

A

Which of the following is NOT affected by the addition of water to a concrete mix? A) cost of the concrete to the customer B) the concrete's slump C) the concrete's future strength D) the concrete's propensity to develop shrinkage cracks E) the ease of placing the concrete by the masons and laborers

A

Which of the following materials has the highest coefficient of thermal expansion? A) Vinyl B) Aluminum C) Wood

A

Which of the following roof materials is the most economical in terms of cost? A) Asphalt Shingles B) Copper C) Slate D) Cedar Shake Shingles

A

Which of these piles are not hammered into the ground? A) helical B) concrete C) steel H-pile D) wood E) all of the above

A

Window size is: A) smaller than the rough opening size B) equal to the rough opening size C) larger than the rough opening size

A

You get the traditional stile-and-rail look for a door if you order a: A) six-panel door B) glass door C) flush door D) screen door E) vision door

A

Which of the following are cohesive soils? (multiple) A) clay B) peat C) sand D) gravel E) cobbles

A B C

Dimensional lumber as a 2"x4" refers to its nominal dimension or its actual dimensions? A) actual B) nominal C) both nominal and actual D) neither

B

Double-glazed windows often include which glass for improving their thermal performance? A) safety glass B) low-e glass C) tempered glass D) fritted glass E) fire-rated glass

B

Each of the following is a reason why structural wood panels (plywood, OSB, etc.) are used in lieu of boards for rough framing operations except: A) panels are nearly equal in strength in strength in their two principal directions than solid wood boards are. B) panels have a more pleasing grain pattern than solid wood boards do C) panels require less labor for installation than boards D) shrinking, swelling, splitting, and checking are reduced in panels (compared to boards). E) panels make more efficient use of forest resources than solid wood boards do.

B

Recycled materials content is environmental information that is typical: A) independently certified by third-party entities B) self-declared by the manufacturer C) part of an environmental label D) listed in the building code

B

Reinforcing steel and concrete are very compatible. Which of the following is untrue? A) the two have similar coefficients of thermal expansion B) individually, each has a very high allowable tensile strength C) concrete bonds well to reinforcing steel D) they are chemically compatible; steel is protected from corrosion by the alkaline chemistry of concrete

B

Shear studs are often welded to the top of a steel beam or joist. These studs serve to: A) ensure a proper moment connection to an adjoining beam or girder B) bond the beam to the concrete ad cause the beam and concrete to act as a single structural unit C) strengthen the beams connection to an adjoining beam or girder D) none of these

B

The flame spread of surface material is measured using: A) ASTM E119 B) ASTM E84 C) ASTM A36 D) NFPA 265 E) DOC-FF-1

B

What is the minimum slope required for a flat roof? A) 1/8" per foot B) 1/4" per foot C) 3:12 D) No slope is required

B

Which of the following soil types has the smallest particle size? A) silt B) clay C) sand D) gravel E) a cobble

B

Which of these is not part of a masonry cavity wall's drainage system? A) flashing B) cavity drainage material C) weep holes D) wall tie E) building wrap (e.g., Tyvek)

B

Which of these materials is suitable for building foundations? A) top soil B) gravel C) organic soils D) peat

B

Which of these roof slopes os a low-slope roof? A) A perfectly flat roof B) A 15% sloped roof C) An 8:12 sloped roof D) A 45-degree roof E) None of these

B

A factory-built modular home is: A) built on its own, permanent wheel in chassis B) often built in modules 16ft wide C) typically, cheaper than a same-size site-built house D) only made of horizontal stacked modules

C

A step footing A) is used to change the thickness of a footing B) is a primarily aesthetic approach to footing design C) maintains the required depth of the footing on a sloped site D) is unnecessary in residential construction

C

According to ASTM D2478, a piece of stone with a 1.5-inch diameter is considered: A) a boulder B) a cobble C) gravel D) sand E) silt

C

Composite steel decking reinforces the concrete slab in which direction? A) parallel to the beams B) parallel to the girders C) perpendicular to beams and girders D) only at the edges E) composite decking is used only for roofs

C

In reinforced CMU walls: A) only he rebar-containing cores are filled with grout B) rebars are only added horizontally C) rebar can be placed horizontally and vertically D) lintels are never grouted on the site E) frogged CMUs are used to place rebars

C

One side of a building's footing rests on clay and the other side rests on a dense sand/gravel blend. The type of settlement you would expect is likely to be: A) uniform B) sandy-clay C) differential D) clay sand E) none

C

Server rooms, with their high amount of electrical wiring and need for flexible arrangements, typically put wires: A) inside walls B) above dropped ceiling C) under raised flooring D) simply into the space

C

Steel Production does not include: A) coking of coal B) reheating in a breakdown mill C) continuous casting of molten steel into W-shapes D) electric furnace melting

C

The main function of a backer rod is to: A) create a permanent seal for a gap B) structurally separate to wall elements C) shape the sealant and provide a bond break D) give a joint an aesthetic finish

C

Two-way slabs are preferred in cases where: A) shrinkage-temperature steel is required B) the building will be more than six stories high C) column spacings are square or nearly square D) beams can run in only one direction E) round columns are used

C

Which of the following deals with strengthening and/or stabilizing the foundations of existing buildings? A) bentonite slurry B) caissons C) underpinning D) geotextile fabric E) well points

C

Which of these window type swings outward to open? A) Skylight B) Double-hung C) Casement D) Fixed E) Sliding

C

A curtain wall: A) is an interior decorative wall B) is supported by the floor below C) is a masonry by-gravity wall D) is suspended by the floor(s) above E) is always fully glazed

D

A designer must first and foremost__________to provide acceptable Indoor Air Quality A) provide an adequate supply of fresh air B) isolate unavoidable sources of pollution C) maintain the building and equipment in clean condition D) choose materials and equipment carefully

D

According to the U.S. Green Building Council, what percentage of the world's energy use and greenhouse gas emissions can be attributed to buildings? A) Less than 5% B) Approximately 10% C) 10-20% D) 30-40% E) more than 80%

D

Fire-resistance-rated glazing can provide fire protection for up to: A) unwired glass cannot provide any fire protection B) 45 mins C) 90 mins D) 120 mins E) 240 mins

D

Glue Laminated Timber is made by A) bonding narrow, long strands together under heat and pressure B) bonding layers of veneer together under heat and pressure C) nailing multiple pieces of lumber together D) laminating stress-grade lumber with adhesive under controlled conditions

D

Locating footings at or below the frost line is important because doing so A) simplifies excavation during winter construction B) promotes good drainage C) makes perimeter insulation unnecessary D) helps to stabilize the foundation

D

Self-consolidating concrete does not need: A) formwork B) water C) admixtures D) vibrating E) curing

D

Structural Steel: A) contains nearly 2 percent carbon B) is made of carbon with iron as alloy C) contains nickel and chromium as alloys D) is largely made from scrap automoblies E) disposal of slag

D

Tempered glass with a ceramic-based paint permanently bonded onto the glass is called: A) tinted glass B) channel glass C) laminated glass D) fritted glass E) spandrel glass F) low-e glass

D

The LEED system deals with: A) dewatering procedures used for deep foundations B) building used groups in the IBC code C) building construction types in the IBC code D) sustainability in design and construction E) standard procedures used in developing soils and reports

D

Where is fire blocking or draft stopping not required? A) At each floor level in a wall B) At floor/stair intersections C) At dwelling unit separations D) In the middle of a 9ft wall E) At floor/wall intersections

D

Which of the following materials is not used on a steep roof? A) Clay tiles B) Wood Shingles C) Slate D) Built-up roofing system E) Asphalt Shingels

D

Which of these activities does NOT contribute to lean construction A) streamlining workflows and supply methods B) decentralizing decision making C) including factory-like production methods D) sequential construction E) using BIM

D

Which type of glass is most often used in and around exterior doors where pedestrian traffic is heavy? A) fritted B) fire-rated C) spandrel D) tempered E) annealed

D

A finished ceiling fulfills what functions? A) Contains light sources B) Reflects light C) Helps with sound absorptions D) Only a and b E) all of the above

E

A joint sealant can fail over time due to: A) improper tooling B) lack of a bond break C) incorrect sealant class selection D) A and B only E) any of the above

E

All of the following statements are true of hardwoods except: A) harvested from around the world B) slower growing C) used for fine trim D) from broad-leafed (deciduous) trees E) generally, less expensive than hardwoods

E

Find the false statement: Buildings that follow the Living Building Challenge must A) not use any materials considered highly detrimental to the environment B) meet the full set of requirements for the "Living" level C) not be a net emitter of greenhouse gasses D) minimize waste through all project life phases E) be certified immediately after construciton

E

Roof decks on low-slope roofs must: A) contain enough joints to accommodate thermal expansion and contraction B) be adequately stiff to resist excessive deflection C) resist wind uplift forces D) slope towards drainage points at an angle sufficient to drain reliably or accommodate tapered insulation that will slope toward drains E) all of the above

E

The amount of Portland cement in concrete can be reduced by: A) adding fly ash B) adding blast-furnace slag C) adding silica fume D) a and b only E) any of the above

E

The low-lift method and the high-lift method are different procedures for: A) laying brick leads from corners B) installing br ick on scaffolds C) spanning an arch D) firing/glazing brick E) grouting reinforced brick walls

E

The rainscreen principle attempts to: A) prevent wind-driven water from breaching a curtain wall against wind-driven rain B) use backer rods and high-range sealants to completely seal a curtain wall against wind-driven rain. C) channel any water that penetrates the curtain wall down the cavity and out through weep holes D) prevent wind-driven water from breaching a curtain wall by using features that combat water's surface tension E) prevent wind-driven water from breaching a curtain wall by equalizing the air pressure on both sides of the wall

E

Which of the following has nothing to do with insulating glass? A) triple glazing B) channel glass C) low-emissivity (low-e) coatings D) low-conductivity das between sheets of glass E) tempered glass

E

Which of the following is NOT a frame material for windows? A) Plastic (vinyl) B) Steel C) Wood D) Aluminum E) Silicone

E

Which of the following is NOT an acceptable means of making a steel column fire resistant? A) wrap the column with layers of drywall B) apply an intumescent mastic/paint C) encase the column in concrete D) use a water-filled box column E) all of the above

E

Foundation dampproofing is most commonly installed on the inside of the basement wall

False

Lumber that has its smallest dimension greater than 5½ inches is called timber

False

NAFS sets the performance standards for structural capacity, air leakage, water penetration, forced entry, etc.

False

T/F A building code contains off-street parking requirements

False

T/F A gravity retaining wall works like a vertical cantilever

False

T/F Because concrete cures by hydration, it is advisable to have as much water as possible in the mix

False

T/F Castellated Beam uses steel to reinforce wood

False

T/F Channel bond-beam block is a decorative CMU

False

T/F Concrete should be allowed to dry as quickly as possible after pouring.

False

T/F First cost and life-cycle cost are usually the same

False

T/F Gypsum board attached to the underside of floor joists is considered to be an exposed ceiling

False

T/F Hollow core doors are generally for commercial and heavy-duty residential uses.

False

T/F Igneous rock include: brownstone, bluestone, tavertine, and limestone

False

T/F Lead is a google metal to use in food preperation

False

T/F Limestone has a higher compressive strength than granite

False

T/F Plain-sawn lumber is commonly used for finishing, interior trim, and furniture

False

T/F Plastic glazing has a lower impact rating than glass

False

T/F Relying on the water tightness of the concrete walls and floor is an adequate waterproofing method for a basement

False

T/F Roofs of 2:12 to 3:12 or less are referred to as steep roofs

False

T/F Sloped or benched excavation is more expensive than sheeted excavation

False

T/F Solid brick must not contain any holes

False

T/F The accepted span range for a 6" Light-Gauge Steel Joist is 18' to 26'

False

T/F The activities that determines the most amount of time in which a project can be complete is the Critical Path

False

T/F The principal function of High-Strength Bolts is to provide lateral stability to a steel frame.

False

T/F Thermal resistance provides a shortcut for heat flow through an insulated assembly.

False

Which of the following metal types is most appropriate for use in a sanitary enviroment? A) Aluminum B) Brass C) Copper D) Zinc E) Stainless Steel

Stainless Steel

ETFE is similar to Tefton

True

Quartersawn wood is more dimensionally stable than plainsawn wood

True

T/F A floor with a COF of 0.9 is more slip resistant than a floor with a COF of 0.1

True

T/F A simple connection is otherwise known as a shear connection.

True

T/F A terrazzo floor is made by grinding and polishing concrete that consists of marble or granite chips in a matrix of colored Portland cement and often features divider strips

True

T/F A well-graded soil is poorly sorted

True

T/F Architectural Woodwork Standards is a comprehensive manual of materials and methods for custom woodwork.

True

T/F Barrier walls are impermeable materials and coatings that eliminate all openings in a wall as a means of keeping water out of the building.

True

T/F Bridging in wood light-frame structures is associated with floor joists.

True

T/F Contiguous Piers are excavation support consisting of spaces closely enough to form continuous all

True

T/F Continuous Insulation counteracts the effects of thermal bridging.

True

T/F Decay causing fungi cannot survive in wood with moisture content (MC) of 20% or below.

True

T/F Float glass is the basis of all modern-day glass

True

T/F Foundations are below-ground components of the building solely devoted to the transfer of loads into the soil

True

T/F Green roofs reduce noise transmission, reduce stormwater runoff and provide a natural habitat for wildlife and

True

T/F Interior finish materials have an important effect on the air quality within a building

True

T/F Laminated glass is used to better control its breakage behavior therefore is used as safety glazing

True

T/F Lime is added to modern masonry mortars because it improves workablility

True

T/F Nickel and chromium is added to steal to produce stainless steel.

True

T/F Outdoor-Indoor Transmission Class (OITC) rating of an enclosure assembly is a measure of its resistance to the transmission of sound.

True

T/F Plastic is less expensive than wood or wood-clad window frames but have a higher coefficient of thermal expansion.

True

T/F Pneumatically applied concrete is called shotcrete

True

T/F REinforced concrete is the process of putting reinforcement steel where there are tensile (stretching) forces in a structural member.

True

T/F Regular;y spaced shear studs mechanically interlock the concrete deck and the steel beam

True

T/F Sequential Construction is wehn each major design and construction is completed before the next phase begins

True

T/F Skip sheathing allows air to circulate under wood shingles

True

T/F Solar reflectance is the measure of a roofs tendency to reflect rather than absorb solar radiation

True

T/F The accepted span range for a 2x8 is 8' to 12'

True

T/F The code that governs One- and Two-Family Dwellings is IRC

True

T/F The components of wide flange parts consist of a top flange, web, and bottom flange

True

T/F The following are the rulers for making high-quality concrete...use clean sound ingredients, mix them in correct proportions, handle the wet concrete properly, and cure the concrete thoroughly under controlled conditions.

True

T/F The process of casting concrete in reusable forms in an industrial plant is called precasting.

True

T/F The term shingle can include wood shingles, shakes, asphalt shingles, slate, clay tiles and concrete tiles

True

T/F Thermal Breaks slow or block the transfer of heat through the metal on a window frame.

True

T/F UV-curable fluid-applied flooring coatings are the fastest curing option for fluid-applied coatings

True

T/F Well points are used to depress or lower the water table temporarily while excavation work is being performed

True

T/F Wood fibers are the raw material used in Wood-plastic composites.

True

Thermosetting plastics go through a pliable stage but once they are set, or cured, they become permanently rigid and cannot be softened again.

True

T/F A waterproofing treatment should be specified in lieu of a dampproofing treatment for subsurface masonry when hydrostatic pressure is present

Ture