NORTH CAROLINA (NC) (H) GRADING &
EXCAVATING STUDY GUIDE & PRACTICE EXAM
2026-2028 | QUESTIONS WITH ANSWERS & DETAILED
EXPLANATIONS | INSTANT PDF DOWNLOAD |
GRADED A+ | CONTRACTOR LICENSE PREP
1. What is the primary purpose of grading in construction?
• A) To remove all vegetation
• B) To create a level surface for construction and proper drainage
• C) To install underground utilities
• D) To test soil quality
Answer: B
Explanation: Grading ensures proper slope, drainage, and foundation stability for
construction.
2. What is the minimum recommended slope for drainage away from a
building foundation?
• A) 1/8 inch per foot
• B) 1/4 inch per foot
• C) 1/2 inch per foot
• D) 1 inch per foot
Answer: B
Explanation: A slope of 1/4 inch per foot is recommended to ensure proper
drainage away from foundations.
3. Which of the following is a common site preparation activity?
• A) Clearing and grubbing
• B) Installing electrical wiring
• C) Painting structures
, • D) Installing roofing
Answer: A
Explanation: Clearing and grubbing involves removing vegetation, trees, and
debris from the construction site.
4. What is the purpose of a site grading plan?
• A) To show building elevations and drainage patterns
• B) To show electrical layouts
• C) To show plumbing systems
• D) To show interior design
Answer: A
Explanation: Site grading plans show existing and proposed elevations, drainage
patterns, and slope requirements.
5. Which of the following is a common grading equipment?
• A) Excavator
• B) Bulldozer
• C) Motor grader
• D) All of the above
Answer: D
Explanation: Excavators, bulldozers, and motor graders are all commonly used
for grading operations.
6. What is the purpose of a construction survey before grading?
• A) To establish property lines and elevations
• B) To measure building height
• C) To test soil pH
• D) To inspect plumbing
Answer: A
,Explanation: Construction surveys establish property lines, elevations, and control
points for grading.
7. Which equipment is commonly used for fine grading?
• A) Bulldozer
• B) Backhoe
• C) Motor grader
• D) Skid steer
Answer: C
Explanation: Motor graders provide precise grading for leveling, slopes, and
drainage control.
8. What is the purpose of a cut-and-fill analysis?
• A) To determine how much soil must be moved
• B) To measure soil moisture
• C) To test soil strength
• D) To inspect plumbing
Answer: A
Explanation: Cut-and-fill analysis determines the volume of soil to be excavated
and where it will be placed.
9. Which of the following is a common grading method?
• A) Contour grading
• B) Flat grading
• C) Slope grading
• D) All of the above
Answer: D
Explanation: Contour, flat, and slope grading are common methods depending on
site conditions.
10. What is the purpose of a drainage swale?
, • A) To direct water away from structures
• B) To collect water for irrigation
• C) To test soil quality
• D) To support structures
Answer: A
Explanation: Drainage swales are shallow channels that direct water away from
structures and prevent flooding.
11. When calculating cut-and-fill volumes, which unit is typically used?
• A) Cubic feet
• B) Cubic yards
• C) Square feet
• D) Linear feet
Answer: B
Explanation: Cut-and-fill volumes are typically measured in cubic yards for
earthwork calculations.
12. What is the purpose of a grading permit in North Carolina?
• A) To regulate earthmoving activities
• B) To test soil quality
• C) To inspect plumbing
• D) To measure building height
Answer: A
Explanation: Grading permits regulate earthmoving activities to ensure
compliance with environmental and safety regulations.
13. Which of the following is a common site grading requirement?
• A) Erosion control measures
• B) Sediment control measures
EXCAVATING STUDY GUIDE & PRACTICE EXAM
2026-2028 | QUESTIONS WITH ANSWERS & DETAILED
EXPLANATIONS | INSTANT PDF DOWNLOAD |
GRADED A+ | CONTRACTOR LICENSE PREP
1. What is the primary purpose of grading in construction?
• A) To remove all vegetation
• B) To create a level surface for construction and proper drainage
• C) To install underground utilities
• D) To test soil quality
Answer: B
Explanation: Grading ensures proper slope, drainage, and foundation stability for
construction.
2. What is the minimum recommended slope for drainage away from a
building foundation?
• A) 1/8 inch per foot
• B) 1/4 inch per foot
• C) 1/2 inch per foot
• D) 1 inch per foot
Answer: B
Explanation: A slope of 1/4 inch per foot is recommended to ensure proper
drainage away from foundations.
3. Which of the following is a common site preparation activity?
• A) Clearing and grubbing
• B) Installing electrical wiring
• C) Painting structures
, • D) Installing roofing
Answer: A
Explanation: Clearing and grubbing involves removing vegetation, trees, and
debris from the construction site.
4. What is the purpose of a site grading plan?
• A) To show building elevations and drainage patterns
• B) To show electrical layouts
• C) To show plumbing systems
• D) To show interior design
Answer: A
Explanation: Site grading plans show existing and proposed elevations, drainage
patterns, and slope requirements.
5. Which of the following is a common grading equipment?
• A) Excavator
• B) Bulldozer
• C) Motor grader
• D) All of the above
Answer: D
Explanation: Excavators, bulldozers, and motor graders are all commonly used
for grading operations.
6. What is the purpose of a construction survey before grading?
• A) To establish property lines and elevations
• B) To measure building height
• C) To test soil pH
• D) To inspect plumbing
Answer: A
,Explanation: Construction surveys establish property lines, elevations, and control
points for grading.
7. Which equipment is commonly used for fine grading?
• A) Bulldozer
• B) Backhoe
• C) Motor grader
• D) Skid steer
Answer: C
Explanation: Motor graders provide precise grading for leveling, slopes, and
drainage control.
8. What is the purpose of a cut-and-fill analysis?
• A) To determine how much soil must be moved
• B) To measure soil moisture
• C) To test soil strength
• D) To inspect plumbing
Answer: A
Explanation: Cut-and-fill analysis determines the volume of soil to be excavated
and where it will be placed.
9. Which of the following is a common grading method?
• A) Contour grading
• B) Flat grading
• C) Slope grading
• D) All of the above
Answer: D
Explanation: Contour, flat, and slope grading are common methods depending on
site conditions.
10. What is the purpose of a drainage swale?
, • A) To direct water away from structures
• B) To collect water for irrigation
• C) To test soil quality
• D) To support structures
Answer: A
Explanation: Drainage swales are shallow channels that direct water away from
structures and prevent flooding.
11. When calculating cut-and-fill volumes, which unit is typically used?
• A) Cubic feet
• B) Cubic yards
• C) Square feet
• D) Linear feet
Answer: B
Explanation: Cut-and-fill volumes are typically measured in cubic yards for
earthwork calculations.
12. What is the purpose of a grading permit in North Carolina?
• A) To regulate earthmoving activities
• B) To test soil quality
• C) To inspect plumbing
• D) To measure building height
Answer: A
Explanation: Grading permits regulate earthmoving activities to ensure
compliance with environmental and safety regulations.
13. Which of the following is a common site grading requirement?
• A) Erosion control measures
• B) Sediment control measures
