Construct

In slab placement, what comes directly before concrete floating?

a.troweling

b. pouring

c. formwork placement

d. strike-off

e. curing

Insulating concrete forms:

a. come in entire-wall size

b. are interlocking blocks that can be placed easily

c. place the insulation at the core of the concrete wall

d. can be filled with concrete in a high-lift operation

e. are forms made of insulating concrete

Which of these concrete systems typically has the smallest construction height (floors and beams)

a. slab with beams and girders

b. one-way joist system

c. two-way flat plate

d. waffle slab

Which is not a not a method of permanently joining precast concrete members in a building? a. gravity connections, where each member is unconnected to adjacent members

b. bolting

c. grouting

d. welding

e. posttenstiong

After two precast concrete elements are joined, the exposed metal connectors (bolts, nuts, shim plates ) that are not covered by a slab topping are usually:

a. cut with a diamond blade saw

b. dry-packed with portland cement grout

c. covered with a spray-on fireproofing material

d. epoxy grouted together

e. ignored; there is no need to treat the connectors once the precast pieces are joined

Precast elements are joined by:

a. gravity forces alone

b. weld plates embedded during casting

c. site-cast grouting and rebar

d. self-tapping screws

e. b and c

f. a and sometimes d

Carbon fiber reinforcement has advantages over steel because:

a. it weighs less

b. it is not prone to corrosion

c. it yields stronger concrete cross-section

d. it can be included as a woven mesh

e. any of the above

Which of the following terms is not associated with achieving longer spans in steel?

a. joist girder

b. backup bar

c. castellated beam

d. rigid frame member

e. plate girder

Shear studs are often welded to the top of a steel beam. These studs serve to:

a. strengthen the beam's connection to an adjoining beam or girder.

b. ensure a proper moment connection to an adjoining beam or girder

c. bond the beam to the concrete and cause the beam and concrete to act as a single structural unit

d. anchor the metal decking to the beam

e. none of the above

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 itumescent mastic/paint

c. encase the column in concrete

d. use a waterfilled box column

e. all are fine

Open-webbed steel joists are usually used in a commercial steel-framed building to support:

a. loads above relatively wide openings

b. stairways

c. roof decks

d. joist girders

e. elevator shafts

You would be most likely to find leveling nuts near which item?

a. a coped beam to beam connection

b. an arc-welding electrode

c. A column base plate

d. exterior x-bracing on a steel frame

e. A beam to column moment connection

On a drawing, a building element is referred to as W10 x 33, This element could be a:

a. footing

b. building seperation joint

c. beam

d. mullion in a glass and aluminum

e. two-way slab

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

f. disposal of slag

Which of these is not an example of a cold-formed steel product?

a. light -guage C-channel

b. steel deck

c. steel tubing

d. steel angle

e. concrete prestressing strands

welded connections:

a are usually weaker than bolted

b. can be performed by unskilled workers

c. are not sensitive to weather conditions

d. only require gas, not electricity

e. none of the above

Compostie steel decking reinforces the concrete slab in which direction?

a. parallel to beams

b. parallel to girders

c. perpendicular to beams and girders

d. only at edges

The steel used for light guage steel framing differs from the steel discussed in that light guage steel is:

a. more susceptible to corrosion

b. always solid, with no openings for wiring, plumbing, and so on

c. never produced in the United States, due to environmental concerns

d. has superior insulating ability

e. cold-rolled

Light guage steel buildings must be stiffened by:

a. bracing studs at 4' intervals

b. diagonally bracing walls

c. adding stiffeners at ends of joists

d. none of these are necessary

e. all of em necessary

When insulating light guage steel walls, care must be taken to:

a. fill the wall completely with batt insulation

b. minimize thermal bridging

c. use only plywood as exterior sheathing

d. Space studs 16" OC

e. Add insulation mainly to the inside (warm) face of the wall

T/F - more structures are made out of concrete than any other material

T/F - The thermal coefficients of stel and concrete are similar

In a steel section section labeled W8x10 the 10 refers to

a. depth

b. height

c. length

d. weight

e. none of the above

T/F - Single loaded corridors are organized such that all rooms are accesed by one side of the circulation zone.

Which of the following is a performance parameter?

a. wall finish color

b. seat cushion cloth type

c. minimum r-value requirement for an exterior wall

d. wood type for a floor

e.

T/F - Consistency, components of assemblies, and condition are categories that work as performance parameters

T/F - Quality relates more to specifications than drawings

Under normal conditions, concrete reaches 90% strength after

a. 40 days

b. 10 days

c. 46 days

d. 30 days

Which of the following is a common method of testing the consistency of concrete on-site?

a. slump test

b. concrete strength

c. core test

d. cylinder test

T/F - Concrete is stronger in tension than it is in compression

T/F - Post-tensioning of concrete is almost always done in a factory

Which is a primary concern in steel design?

a. highly efficient and lightweight design

b. quick construction time

c. Reduction of floor depth

d.All of the above

T/F - Mechanical ductwork has the ability to run through webs of a steel joist

In winter, you notice condensation water at the edges of an otherwise dry window. What is the main cause of this?

a. insufficient U value of the window

b. The window does not contain low-e glass

c. The double pane glass uses aluminum spacers

d. Air leakage around the window

e. The window spacers are leaking air

Which of the following has nothing to do with insulating glass

a. Plastic

b. steel

c. wood

d. aluminum

e. silicone

Which of the following has the highest coefficient of thermal expansion?

a. Vinyl

b. Aluminum

c. Wood

d.

Aluminum is the metal of choice for curtain wall systems for all of the reason except

a. It can easily be fabricated into elaborately detailed shapes by means of the process of extrusion

b. Aluminum protects itself well against corrosion

c. It is a good insulator

d. It accepts and holds a variety of attractive surface finishes

On the upper stories of a high-rise, you would more likely find an aluminum:

a. storefront wall

b. window wall

c. curtain wall

d. awning

In a typical curtain wall system, which component gets attached to the structure?

a. rail

b. spandrel panel

c. mullion

d. glazing

e. mullion trim

In an inside-glazed curtain wall system, which gets installed latest?

a. mullion

b. glazing

c. gaskets

d.compression sli[

e. exterior clip plate

In an outside-glazed curtain wall system, which gets installed latest

a. mullion

b. glazing

c. gaskets

d. exterior clip plate

e. compression slip

Higher brick kiln temperature leads to ____ bricks

a. stronger

b. weaker

c. darker

d. larger

e. less durable

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

Which pair are the major metamorphic stones used in building construction?

a. limestone and sandstone

b. granite and pumice

c. marble and slate

d. Limestone and granite

e. Shale and granite

Brownstone, bluestone, travertine, and limestone are:

a. metamorphic rock

b. highly resistant to staining/discoloring from atmospheric pollution

c. sedimentary rock

d. igneous rock

e. always placed in walls/partition using a rubble pattern

Which of these is an incorrect statement

a. granite has a higher bending strength than marble

b. limestone has a higher compressive strength than granite

c.granite is less susceptible to freeze-thaw damage than limestone

d. granite and marble show low water absorbtion

e. limestone is lighter than granite

Efflorescence that appears on the surface of a wall of brick, stone, or concrete masonry can be caused by:

a. water-soluble salts present in the mortar, brick, stone, or CMU

b. too little water used in the mortar mix

c. mortar joints that are too thick

d. excessive quantities or iron in the CMU, stone or brick

e. Failure to use masonry ties

Which term does not belong with the others:

a. Expansion joint

b. Mortar joint

c. Control joint

d. Isolation joint

Each of the following is a reason why large wiid beams are usually glue-laminated today rather than sawn except:

a. Laminated beams are more dimensionally stable than sawn beams

b. There are fewer large, old growth trees available

c. Laminated beams are always quarter sliced

d. Laminated beams can be made in the exact size and shape desired

e. Pound for pound, laminated beams are stronger than sawn beams

The direction of the long axes of wood cells is referred to as:

a. direction of grain

b. lignin

c. cellulose

d. sapwood

e. pith

Wood I-joists enjoy all of these advantages over conventional dimensional lumber when used as floor or roof joists except:

a. they use wood more efficiently than conventional dimensional lumber

b. they are more fire resistant than conventional dimensional lumber

c. they can span farther between supports than conventional lumber

d. they don't have the problem of crooks, bows, or twisting that conventional lumber might have

e. they have greater dimensional stability than conventional lumber

LVL, PSL, and LSL are all types of:

a. chemical treatments for wood

b. codes tat are part of the grade stamp used on plywood

c. bolts

d. heavy timber frame trusses

e. structural composite lumber products

Which wood species statement is true

a. hardwoods are always harder than softwoods

b. softwoods typically come from broad-leaved trees

c. softwoods have a simple and uniform microstructure

d. softwoods have a vessel cell elements

e. Tamarack is a hardwood

Wood strength is affected by:

a. the species choice

b. the angle between load and grain

c. defects like knots

d. the duration of the applied loads

e. all of the above

Which does not apply to cross laminated lumber

a. lumber grade is uniform throughout a CLT panel

b. CLT is made from lumber arranged in alternating direction

c. CLT panels can be used for walls and floors

d. CLTs can be used as two-way structural members

e. Openings are routed after panel production

A signifiant benefit of I-joists and trusses over solid framing joists is

a. they are typically heavier than a comparable joist or beam

b. they can also be installed sideways

c. they allow for easier installation of building services (like ducts) in their plane

d. they never require bracing

The technique used to split a stone using metal wedges and pins is commonly known as

a. metal cracking

b. plug and feather

c. Terrazzo

d. Quarter Sawing

A ____ is a continuous vertical section of masonry, and is one masonry unit thick

a. wythe

b. stack

c. run

d. slope

Which does not refer to stone or brick masonry construction:

a. sailor

b. xylem

c. terrazzo

d. cement

T/F - in a curtain wall system, water enters into the horizontal mullions, then drains through and weeps out the vertical mullions

T/F - A curtain wall is load bearing (in that it can support a structure other than itself)

Youre desinging a 5-story residential building with mixed use program on the ground level. What of the following is the most practical and economical construction method:

a. Punched openings in brick on upper floors, storefront system on the ground level

b. Punched openngs in concrete on upper levels, curtain wall system on the ground level

c. Storefront system on all upper levels, brick with punched openings on the ground level

d. Curtain wall system on all levels

T/F - Wood is stronger parallel to the grain than perpendicular to the grain

Which type of wood construction has a similar action capability as a two-way concrete slab?

a. glulam

b. timber-truss

c. CLT

d. LVL I beam

T/F - shrinkage is not an issue when designing with dimensional shrinkage

The true size of a 2" x 4" dimensional lumber board is

a. 2x4

b. 1x3

c. 1.5x3.5

d. 2.25x4.5

T/F - Although more expensive, quarter sawn lumber is more stable and less prone to warping than regular sawn lumber