BU1 ADVANCEMENT EXAM WITH ALL CORRECT &
100% VERIFIED ANSWERS|2025 LATEST UPDATE|
ALREADY GRADED A+
For most structural use, what is the curing period for cast-in-place concrete? Correct answer-3 days
to 2 weeks
What is the period of the time from consolidation to the point where the concrete reaches its design
strength called? Correct answer-Curing
Concrete is usually paced how many feet ahead of the mechanical screed and shoveled as close as
possible to its final resting place? Correct answer-15-20
What is used to compact the concrete into a dense mass and to force the larger particles of coarse
aggregate slightly below surface? Correct answer-Hand Tamping
Surface up to 30 feet wide can be hand screed but the efficiency of this method diminishes on
surfaces more than how many feet wide? Correct answer-10 feet
To ensure an accurate measurement of the diameter of a wire rope, always measure at three places,
at least how many feet apart? Correct answer-5 feet
What term refers to the incline of a roof as a ratio of vertical rise to horizontal run? Correct
answer-Slope
What hazard category level identifies hazards that may cause death of an individual or the loss of a
facility? Correct answer-Category I (Catastrophic)
What type of roof is the form most commonly used by the Navy? Correct answer-Gable
Lumber used for backing usually has what size nominal thickness? Correct answer-2 inches
What is the angle that the roof surface makes with a horizontal plane? Correct answer-Cut
What was developed to provide the organizational level with the tools to plan, schedule, and control
planned maintenance effectively? Correct answer-PMS
What is the amount of weather protection provided by the overlapping of shingles? Correct
answer-Coverage
Tests show that the compressive strength of concrete made with seawater is what percent less than
that obtained using fresh water? Correct answer-10 to 30
What are horizontal members that assume the weight of concrete or masonry walls above door and
window openings called? Correct answer-Lintels
On open frame construction, nails are driven half their length into the wood. Spacing should be how
many inches OC from the bottom? Correct answer-5-6
,Any work area where the TWA sound level exceeds 84 dB and where the noise level would peak at
what will be designated as hazardous noise areas? Correct answer-140 dB
A square of roofing is the amount required to cover how many square feet of the roof surface?
Correct answer-100 feet
What type of soils are those in which at least half of the material, by weight, is larger than, or
retained on a number 200 sieve? Correct answer-Coarse-grained
What is each layer of built up roofing called? Correct answer-Ply
What are vermiculite and perlite not used with? Correct answer-Lime plaster
The four types of underlayment that builders generally work with include asphalt felt, organic, glass
fiber and what else? Correct answer-Tarred
What is the incline of a roof as a ratio of the vertical rise to twice the horizontal run? Correct
answer-Pitch
The maximum size of aggregate should never exceed 1/5 of the narrowest dimension between side
forms, 1/3 of the depth of slabs, or what amount of the distance between reinforcing bars? Correct
answer-3/4
What are the principal load-carrying horizontal members that take the load directly from the floor
and carry it to the columns? Correct answer-Beams
Horizontal steel is tied to vertical steel at least how many times in any bar length? Correct answer-
Three
What is a slender, vertical member that carries a superimposed load? Correct answer-Column
Fabric made of wire heavier than what should always be furnished in flat sheets? Correct answer-
W4
How many standard sizes of reinforcing bars are in use today? Correct answer-11
How many numbers are used to designate the style of wire mesh? Correct answer-Four
What are considered the key drawings in a set of project drawings? Correct answer-Floor plans
What means service where the concrete is exposed to deicing chemicals or other aggressive agents,
or where it continually contacts moisture or free water before freezing? Correct answer-Severe
exposure
What is the best material for reinforcing concrete? Correct answer-Steel
How often should trusses be inspected at a minimum? Correct answer-Annually
Particleboard thickness range from 1/4 inch to what size? Correct answer-3/4 inch
, What refers to concrete containing steel (bars, rods, strands, wire, and mesh) as reinforcing and
designed to absorb tensile and shearing stresses? Correct answer-Reinforced concrete
What are sometimes used in concrete mixtures to improve certain qualities such as workability,
strength, durability, water tightness and wear resistance? Correct answer-Admixtures
What test measures the consistency of concrete? Correct answer-Slump test
What property of concrete is its ability to resist a breaking force? Correct answer-Flexural strength
After how many days can the flexural strength of concrete be determined? Correct answer-Seven
What is the controlling factor of the compressive strength of concrete? Correct answer-Water-
cement ratio
What is the process of weighing or volumetrically measuring, and introducing into the mixture the
ingredients for a batch of concrete? Correct answer-Batching
Specifications generally require that materials be measured in individual batches within the following
percentages of accuracy: 1%, Aggregate, 2% Water, and what percent for air-entraining admixtures?
Correct answer-3%
Deliver and discharge concrete mixed in a transit mixer within 1.5 hours or before the drum has
revolved how many times after the introduction of water to cement and aggregates or the cement to
the aggregates? Correct answer-300
A typical mortar mixture has a capacity of mixing 4 to 7 cubic feet per batch, and each batch must be
mixed for a minimum of how many minutes? Correct answer-3
What is the state of being excellent and is achieved by acquiring and applying skill? Correct
answer-Quality
What type of brick is made from pit-run clay with no attempt at color control glazing or enameling?
Correct answer-Common
The distance between the wall and base cabinet units is usually how many inches? Correct answer-
16-18
What grade of brick is designed to withstand exposure to below-freezing temperatures in a moist
climate like that of the northern regions of the United States? Correct answer-SW
How many cubic feet of raw materials does it take to make 1 cubic yard of mortar? Correct answer-
38
What grade of brick is primarily intended for interior or backup brick? Correct answer-NW
What is the strongest type of roof? Correct answer-Hip
Most metal studs have notches at each end and knockouts located about how many inches OC to
facilitate pipe and conduit installation? Correct answer-24
100% VERIFIED ANSWERS|2025 LATEST UPDATE|
ALREADY GRADED A+
For most structural use, what is the curing period for cast-in-place concrete? Correct answer-3 days
to 2 weeks
What is the period of the time from consolidation to the point where the concrete reaches its design
strength called? Correct answer-Curing
Concrete is usually paced how many feet ahead of the mechanical screed and shoveled as close as
possible to its final resting place? Correct answer-15-20
What is used to compact the concrete into a dense mass and to force the larger particles of coarse
aggregate slightly below surface? Correct answer-Hand Tamping
Surface up to 30 feet wide can be hand screed but the efficiency of this method diminishes on
surfaces more than how many feet wide? Correct answer-10 feet
To ensure an accurate measurement of the diameter of a wire rope, always measure at three places,
at least how many feet apart? Correct answer-5 feet
What term refers to the incline of a roof as a ratio of vertical rise to horizontal run? Correct
answer-Slope
What hazard category level identifies hazards that may cause death of an individual or the loss of a
facility? Correct answer-Category I (Catastrophic)
What type of roof is the form most commonly used by the Navy? Correct answer-Gable
Lumber used for backing usually has what size nominal thickness? Correct answer-2 inches
What is the angle that the roof surface makes with a horizontal plane? Correct answer-Cut
What was developed to provide the organizational level with the tools to plan, schedule, and control
planned maintenance effectively? Correct answer-PMS
What is the amount of weather protection provided by the overlapping of shingles? Correct
answer-Coverage
Tests show that the compressive strength of concrete made with seawater is what percent less than
that obtained using fresh water? Correct answer-10 to 30
What are horizontal members that assume the weight of concrete or masonry walls above door and
window openings called? Correct answer-Lintels
On open frame construction, nails are driven half their length into the wood. Spacing should be how
many inches OC from the bottom? Correct answer-5-6
,Any work area where the TWA sound level exceeds 84 dB and where the noise level would peak at
what will be designated as hazardous noise areas? Correct answer-140 dB
A square of roofing is the amount required to cover how many square feet of the roof surface?
Correct answer-100 feet
What type of soils are those in which at least half of the material, by weight, is larger than, or
retained on a number 200 sieve? Correct answer-Coarse-grained
What is each layer of built up roofing called? Correct answer-Ply
What are vermiculite and perlite not used with? Correct answer-Lime plaster
The four types of underlayment that builders generally work with include asphalt felt, organic, glass
fiber and what else? Correct answer-Tarred
What is the incline of a roof as a ratio of the vertical rise to twice the horizontal run? Correct
answer-Pitch
The maximum size of aggregate should never exceed 1/5 of the narrowest dimension between side
forms, 1/3 of the depth of slabs, or what amount of the distance between reinforcing bars? Correct
answer-3/4
What are the principal load-carrying horizontal members that take the load directly from the floor
and carry it to the columns? Correct answer-Beams
Horizontal steel is tied to vertical steel at least how many times in any bar length? Correct answer-
Three
What is a slender, vertical member that carries a superimposed load? Correct answer-Column
Fabric made of wire heavier than what should always be furnished in flat sheets? Correct answer-
W4
How many standard sizes of reinforcing bars are in use today? Correct answer-11
How many numbers are used to designate the style of wire mesh? Correct answer-Four
What are considered the key drawings in a set of project drawings? Correct answer-Floor plans
What means service where the concrete is exposed to deicing chemicals or other aggressive agents,
or where it continually contacts moisture or free water before freezing? Correct answer-Severe
exposure
What is the best material for reinforcing concrete? Correct answer-Steel
How often should trusses be inspected at a minimum? Correct answer-Annually
Particleboard thickness range from 1/4 inch to what size? Correct answer-3/4 inch
, What refers to concrete containing steel (bars, rods, strands, wire, and mesh) as reinforcing and
designed to absorb tensile and shearing stresses? Correct answer-Reinforced concrete
What are sometimes used in concrete mixtures to improve certain qualities such as workability,
strength, durability, water tightness and wear resistance? Correct answer-Admixtures
What test measures the consistency of concrete? Correct answer-Slump test
What property of concrete is its ability to resist a breaking force? Correct answer-Flexural strength
After how many days can the flexural strength of concrete be determined? Correct answer-Seven
What is the controlling factor of the compressive strength of concrete? Correct answer-Water-
cement ratio
What is the process of weighing or volumetrically measuring, and introducing into the mixture the
ingredients for a batch of concrete? Correct answer-Batching
Specifications generally require that materials be measured in individual batches within the following
percentages of accuracy: 1%, Aggregate, 2% Water, and what percent for air-entraining admixtures?
Correct answer-3%
Deliver and discharge concrete mixed in a transit mixer within 1.5 hours or before the drum has
revolved how many times after the introduction of water to cement and aggregates or the cement to
the aggregates? Correct answer-300
A typical mortar mixture has a capacity of mixing 4 to 7 cubic feet per batch, and each batch must be
mixed for a minimum of how many minutes? Correct answer-3
What is the state of being excellent and is achieved by acquiring and applying skill? Correct
answer-Quality
What type of brick is made from pit-run clay with no attempt at color control glazing or enameling?
Correct answer-Common
The distance between the wall and base cabinet units is usually how many inches? Correct answer-
16-18
What grade of brick is designed to withstand exposure to below-freezing temperatures in a moist
climate like that of the northern regions of the United States? Correct answer-SW
How many cubic feet of raw materials does it take to make 1 cubic yard of mortar? Correct answer-
38
What grade of brick is primarily intended for interior or backup brick? Correct answer-NW
What is the strongest type of roof? Correct answer-Hip
Most metal studs have notches at each end and knockouts located about how many inches OC to
facilitate pipe and conduit installation? Correct answer-24
