AR HC Heavy Construction Contractor
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Rationales 2027 Q&A | Instant
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1. Which activity is specifically included within the Arkansas Heavy
Construction (HC) classification?
A. Residential roofing
B. Interior painting
C. Boring
D. Residential cabinetry
Answer: C. Boring
Rationale: Boring is expressly listed as a specialty under the Arkansas
Heavy Construction classification.
,2. Which group of structures falls under the marine portion of the HC
classification?
A. Residential pools, patios, and decks
B. Wharves, docks, harbor improvements, and terminals
C. Apartment buildings and garages
D. Retail stores and offices
Answer: B. Wharves, docks, harbor improvements, and terminals
Rationale: The HC marine specialty specifically includes wharves, docks,
harbor improvements, and terminals.
3. Which type of mining is included in the Heavy Construction
classification?
A. Only surface mining
B. Only underground mining
C. Both surface and underground mining
D. Mining only for construction aggregates
Answer: C. Both surface and underground mining
Rationale: Arkansas rules identify mining, including both surface and
underground mining, as an HC specialty.
,4. A contractor constructing a major dam would most appropriately
operate under which classification?
A. Residential Building
B. Light Building
C. Municipal Utility only
D. Heavy Construction
Answer: D. Heavy Construction
Rationale: Dam construction is specifically identified as a Heavy
Construction specialty.
5. What is the primary purpose of a cofferdam?
A. To permanently increase river depth
B. To create a relatively dry work area within or adjacent to water
C. To compact asphalt
D. To support roof framing
Answer: B. To create a relatively dry work area within or adjacent to water
Rationale: Cofferdams temporarily exclude or control water so
construction can proceed in a protected work area.
6. What is the primary function of a construction dewatering system?
, A. Increase concrete strength
B. Reduce equipment fuel consumption
C. Remove or control groundwater and surface water from the work area
D. Increase asphalt temperature
Answer: C. Remove or control groundwater and surface water from the
work area
Rationale: Dewatering keeps excavations and foundations sufficiently dry
and stable for construction.
7. Which soil condition generally presents the greatest concern for
excavation stability?
A. Dense, well-compacted gravel
B. Sound rock
C. Loose, saturated soil
D. Dry, cemented soil
Answer: C. Loose, saturated soil
Rationale: Saturation can reduce effective stress and soil strength,
increasing the risk of sloughing or collapse.
8. What is the main purpose of a trench protective system?
Exam Practice Questions And Correct
Answers (Verified Answers) Plus
Rationales 2027 Q&A | Instant
Download Pdf
1. Which activity is specifically included within the Arkansas Heavy
Construction (HC) classification?
A. Residential roofing
B. Interior painting
C. Boring
D. Residential cabinetry
Answer: C. Boring
Rationale: Boring is expressly listed as a specialty under the Arkansas
Heavy Construction classification.
,2. Which group of structures falls under the marine portion of the HC
classification?
A. Residential pools, patios, and decks
B. Wharves, docks, harbor improvements, and terminals
C. Apartment buildings and garages
D. Retail stores and offices
Answer: B. Wharves, docks, harbor improvements, and terminals
Rationale: The HC marine specialty specifically includes wharves, docks,
harbor improvements, and terminals.
3. Which type of mining is included in the Heavy Construction
classification?
A. Only surface mining
B. Only underground mining
C. Both surface and underground mining
D. Mining only for construction aggregates
Answer: C. Both surface and underground mining
Rationale: Arkansas rules identify mining, including both surface and
underground mining, as an HC specialty.
,4. A contractor constructing a major dam would most appropriately
operate under which classification?
A. Residential Building
B. Light Building
C. Municipal Utility only
D. Heavy Construction
Answer: D. Heavy Construction
Rationale: Dam construction is specifically identified as a Heavy
Construction specialty.
5. What is the primary purpose of a cofferdam?
A. To permanently increase river depth
B. To create a relatively dry work area within or adjacent to water
C. To compact asphalt
D. To support roof framing
Answer: B. To create a relatively dry work area within or adjacent to water
Rationale: Cofferdams temporarily exclude or control water so
construction can proceed in a protected work area.
6. What is the primary function of a construction dewatering system?
, A. Increase concrete strength
B. Reduce equipment fuel consumption
C. Remove or control groundwater and surface water from the work area
D. Increase asphalt temperature
Answer: C. Remove or control groundwater and surface water from the
work area
Rationale: Dewatering keeps excavations and foundations sufficiently dry
and stable for construction.
7. Which soil condition generally presents the greatest concern for
excavation stability?
A. Dense, well-compacted gravel
B. Sound rock
C. Loose, saturated soil
D. Dry, cemented soil
Answer: C. Loose, saturated soil
Rationale: Saturation can reduce effective stress and soil strength,
increasing the risk of sloughing or collapse.
8. What is the main purpose of a trench protective system?
