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Question 1
A residential building site requires removing 1,500 bank cubic yards (BCY) of dense clay during basement excavation. If the clay has a verified swell factor of 25%, what total loose volume in loose cubic yards (LCY) must be hauled away by dump trucks?
Correct Answer:
1,875 LCY
Question 2
A contractor must place 2,500 compacted cubic yards (CCY) of structural embankment fill for a residential access road. The borrow pit soil has a shrinkage factor of 15% relative to bank measure and a swell factor of 20% from bank to loose measure. How many loose cubic yards (LCY) of borrow soil must be hauled to the site?
Correct Answer:
3,529 LCY
Question 3
An excavation contractor needs to haul 2,000 bank cubic yards (BCY) of silt loam (swell factor 15%) from a residential subdivision. If each dump truck has a legal payload capacity of 14 loose cubic yards (LCY), how many total truck trips are required?
Correct Answer:
165 trips
Question 4
Using the Average End Area method, calculate the cut volume between Station 10+00 (cut end area = 150 sq ft) and Station 11+00 (cut end area = 210 sq ft), spaced 100 feet apart.
Correct Answer:
667 BCY
Question 5
A 100 ft by 100 ft grid square on a residential lot requires excavation. The cut depths at the four grid corners are 1.2 ft, 1.8 ft, 2.4 ft, and 1.6 ft. What is the total volume of excavated soil from this grid square?
Correct Answer:
648 BCY
Question 1
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About this Exam

Prepare with the AZ ROC R-2 Excavating & Grading Practice Questions - Arizona ROC R-2 Excavating, Grading and Oil Surfacing Examination Exam practice quiz. This question bank includes 100 questions covering residential, soil, subgrade, astm, and cubic. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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AZ ROC R-2 Excavating & Grading Practice Questions - Arizona ROC R-2 Excavating, Grading and Oil Surfacing Examination Exam

This practice set contains 100 questions from the matching question bank and focuses on residential, soil, subgrade, astm, and cubic. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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