Ballast Questions Flashcards
A deep excavation for a high-rise building in an urban area would require
A. battered walls
B. needle beams
C. steel sheeting
D. tiebacks
D. tiebacks
A soils report indicates that bentonite is present below the site of a proposed two-story manufacturing building. What type of foundation system should be used?
A. drilled piers with grade beams
B. raft foundation
C. caissons with pile caps
D. extended spread footings.
A. drilled piers with grade beams
Which of the following pedestrian walk materials provides the best positive grade-level drainage away from a building?
A. asphaltic concrete
B. brick pavers
C. cobblestones
D. concrete
D. concrete
For a large building being planned with a two-level basement used for meeting rooms, which of these water-related soil problems would be the most important to solve?
A. uplift pressure on the lowest slab
B. moisture penetration caused by hydrostatic pressure.
C. deterioration of foundation insulation
D. reduced load-carrying capacity of the soil
B. moisture penetration caused by hydrostatic pressure.
If a soil is analyzed as being primarily silty, how should it be characterized?
A. very fine material of organic matter
B. rigid particles with moderately high bearing capacity
C. particles with some cohesion and plasticity in their behavior
D. smaller particles with occasional plastic behavior
D. smaller particles with occasional plastic behavior
Which of the following building areas is excluded from a calculation of the architectural area of a building?
A. a mechanical penthouse with 6ft head-room
B. an open courtyard
C. a duct shaft
D. a porch
B. an open courtyard
Which of the following factors accounts for the highest cost of a lighting system over time?
A. lamps
B. luminaires
C. installation
D. operation
D. operation
Which of the following installed suspended ceiling systems is the least expensive?
A. concealed spline set in a grid with 12x12 mineral fiber tiles
B. gypsum wallboard attached to furring channels attached to 1 1/2 in cold rolled channels
C. metal pan with acoustic pads set in 2’ by 2’ exposed grids
D. mineral board tiles set in 2 x 4 exposed grids
D. mineral board tiles set in 2 x4 exposed grids
Which of the following wood flooring types has the lowest material cost?
A. maple strip over sleepers
B. oak strip no. 1 common
C. oak plank
D. white oak parquet
B. oak strip no. 1 common
Which of the following door frame materials would provide the greatest durability at the lowest possible cost?
A. aluminum
B. hollow metal
C. stainless steel
D. wood (e.g. oak)
B. hollow metal
Which of the following wall coverings has the highest material cost?
A. acrylic glazed coating
B. cork tile
C. commercial-grade grass cloth
D. medium-weight vinyl wallcovering
B. cork tile
Which of these statements about reinforcing bar sizes is FALSE?
A. American and metric sizes are now based on a unitless number.
B. American bar numbers equal the number of eighths of an inch across the diameter.
C. Soft metric numbers approximately equal the diameter in millimeters.
D. Hard metric numbers are based on the cross-sectional area in square millimeters.
A. American and metric sizes are now based on a unitless number.
One nondestructive test used to measure the strength of concrete after it has hardened in its final form is the
A. core cylinder test
B. cylinder test
C. impact hammer test
D. Kelly ball test
C. impact hammer test
If too much water is placed in a concrete mix, which of the following problems might develop?
A. laitance
b. efflorescence
c. hydration
d. segregation
A. laitance
Expansion joints in concrete walks should be located at a maximum spacing of
A. 5 ft
B. 10 ft
C. 20 ft
D. 25 ft
C. 20 ft
When the architect is on the job observing concrete placement, what is most likely to be of least concern?
A. height of a bottom-dump bucket above the forms as the concrete is being placed.
B. type of vibrator being used
C. location of the rebar in relation to the forms
D. method of support of the forms
B. type of vibrator being used
What cement would be used in slip form construction?
A. Type I
B. Type II
C. Type III
D. Type IV
C. Type III
What is used to minimize corner chipping of concrete?
A. chamfer strips
B.. hardeners
C. rustication strips
D. walers
A. chamfer strips
What is the primary purpose of the voids in a cored slab?
A. to allow electrical services to be concealed in the slab
B. to make a more efficient load-carrying member
C. to make erection easier
D. to minimize weight
B. to make a more efficient load-carrying member
At what temperature do workers need to take steps to protect concrete when cold weather is predicted?
A. 0 degrees
B. 32 degrees
C. 40 degrees
D. 45 degrees
C. 40 degrees
When specifying small batches of concrete, what does a 1:2:5 mix mean?
A. 1 part cement, 2 parts sand, and 5 parts coarse aggregate
B. 1 part coarse aggregate, 2 parts sand, and 5 parts cement
C. 1 part water, 2 parts cement, and 5 parts aggregate
D. 1 part cement, 2 parts water, and 5 parts aggregate
A. 1 part cement, 2 parts sand, and 5 parts coarse aggregate
Which of the following statements is FALSE?
A. Type III cement is often used for precast concrete members.
B. Precast concrete members can be a maximum of 14 ft wide.
C. Concrete used in precast members is typically 3000 psi.
D. Conditions are more controlled during the production of precast concrete members than they would be for similar structural systems built in the field.
C. Concrete used in precast members is typically 3000 psi.
Which of the following defects would most affect a wood joists ability to resist horizontal shear?
A. knot
B. split
C. wane
D. warp
C. Split
The straightest, most uniform grain appearance in board lumber is achieved by specifying
A. plain sawing
B. quarter sawing
C. rift sawing
D. rotary sawing
C. Rift sawing
In order to get a countertop or cabinet to fit snugly against a slightly irregular partition, which of the following should be specified or called out on the drawings
A. astragal
B. extended frame
C. scribe
D. shoe molding
C. Scribe
Which of the following engineered products would be best to use in place of traditional wood joists for spans from 16 ft (5 m) to 20 ft (6 rn)
A. wood I-joists
B. glued-laminated members
C. medium-density fiberboard
D. parallel-chord wood trusses
A. wood I-joists
A lengthwise separation in a piece of rough carpentry that occurs between or through the growth rings is called a
A. check
B. shake
c. split
D. wane
B. Shake
Solid Wood members with a nominal thickness
between 2 in (51) and 5 in (127) and a nominal width 2 in (51) or greater are called
A. boards
B. dimension lumber
C. timbers
D. yard lumber
B. Dimension Lumber
Fire-cut joists are required in
A. platform framing
B. heavy limber framing
C. concrete walls
D. masonry walls
D. masonry walls
In order to minimize the space required for wood
floor framing, the architect would most likely detail the connections to show the use of
A. hurricane straps
B. post caps
c. saddle hangers
D. splice plates
C. Saddle Hangers
The horizontal member that holds individual pieces
of shoring in place is called a
A. waler
B. breast board
C. raker
D. none of the above
A. waler
A nominal 3 X 6 piece of lumber is classified as
A. timber
B. a board
C. dimension lumber
D. a yard
C. dimension lumber
Select the INCORRECT statement from among the
following.
A. The larger the pennyweight, the longer the nail.
B. Design values for bolts are dependent on the
thickness of the wood in which they are located.
C. Split-ring connectors are often used for heavily
loaded wood structures that n1ust be disassembled.
D. in general, lag bolts have more holding power
than large screws.
C. Split-ring connectors are often used for heavily
loaded wood structures that n1ust be disassembled.
Which of the following most affects lumber strength?
A. a split
B. a wane
c. a check
D. a shake
A. a split
Which three of the following are of most importance
in wood frame construction?
I. sheathing type II. differential shrinkage lll. location of defects IV fire stops V. headers
A. I, II, and lll
B. I, II, and lV
C. 11, III, and V
D. lll, IV, and V
B. I, II, and lV
The allowable stress ratings for lumber in the building codes are based primarily on
A. size groups
B. species
C. types of defects
D. all of the above
D. all of the above
Architectural woodwork for installation in the southwestern United States should have a moisture content of
A. less than 5%
B. 4% to 9%
C. 5% to 10%
D. 8% to 13%
B. 4% to 9%
As a general rule, the length of the three sides of the work triangle in a residential kitchen should not exceed
A. 20 ft (6.1 m)
B. 23 ft (7.0 rn)
C. 26 ft (7.9 rn)
D. 30 ft (9.1 m)
C. 26 ft (7.9 rn)
Which of the following is the best sealant to use
between exterior, precast concrete wall panels?
A. acrylic
B. butyl
C. latex
D. polyurethane
D. polyurethane
The minimum suggested pitch for a normal-slope
asphalt or composition shingle roof is
A. 2:12
B. 3:12
C. 4:12
D. 5:12
C. 4:12
Many problems associated with exterior insulation
and finish systems (EIFS) can be solved using which of the following design techniques?
A. Design the wall using the rain screen principle.
B. Use expansion joints at a maximum spacing of
10 ft 0 in (3000)
C. Increase the thickness of the finish coat.
D. Provide extra flashing at window and door
joints.
A. Design the wall using the rain screen principle.
Which of the following materials provides the highest insulation value (R-value)?
A. expanded perlite
B. expanded polystyrene
C. fiberglass
D. polyisocyanurate
D. polyisocyanurate
Asphalt-impregnated building paper is used under
siding to
A. improve thermal resistance
B. increase the water resistance of the wall
C. act as a vapor barrier
D. all of the above
B. increase the water resistance of the wall
Which of the following would be LEAST appropriate
for insulating a steel stud wall?
A. polystyrene boards
B. rock wool
C. fiberglass bans
D. perlite boards
B. rock wool
Baker House dormitory at the Massachusetts Institute of Technology, designed by Alvar Aalto, represents which type of organizational scheme?
A. radial
B. linear
c clustered
D. grid
B. linear
Selection of an earth-sheltered building design can be a representation of
A. cost efficiency
B. defensible space
c sustainability
D. territoriality
c sustainability
The honest expression of the nature of brick as a
structural material is to utilize it
A. to support horizontal lintels
B. in barrel arches
C. as a fine texture on large, flat walls
D. in modular con1positions
B. in barrel arches
The Crystal Palace in London was the first building to utilize
A. steel arches
B. concrete ribbing
C. large glass panels
D. prefabricated iron parts
D. prefabricated iron parts
The concept of combining archilecture with ecology
to develop alternate urban habitats with greater density while using solar energy was advocated by
A. Frank Lloyd Wright
B. Kenzo Tange
C. Le Corbusier
D. Paolo Soleii
D. Paolo Soleii
What variable is used to measure the rate of heat
transfer in any given thickness of material?
A. conductivity
B. coefficient of heat trans1nission
C. resistance
D. conductance
D. conductance
When selecting a fire extinguisher cabinet, the most
critical design feature is the
A. projection distance from the wall
B. size of the glazing
C. height of the cabinet enclosure
D. finish
A. projection distance from the wall
According to model codes, the minimum width of an
office exit corridor serving an occupant load of 55 is
A 36 in (914)
B. 42 in (1067)
C. 44 in (1118)
D. 48 in (1219)
C. 44 in (1118)
What agency sets requirements for safety glazing in buildings?
A. American Society for Testing and Materials
B. Consumer Product Safety Commission
C. Glass Association of North America
D. International Code Council
B. Consumer Product Safety Commission