Indiana Demolition Contractor Exam
Questions And Correct Answers
(Verified Answers) Plus Rationale 2026
Q&A| Instant Download Pdf
1. Which federal agency regulates worker safety during demolition
operations?
A. EPA
B. OSHA
C. DOT
D. FDA
B. OSHA
Rationale: OSHA (Occupational Safety and Health Administration)
sets standards for worker safety, including demolition operations.
2. Before starting a demolition project, the contractor must first:
A. Begin tearing down the structure immediately
B. Obtain all required permits
C. Hire a landscaping crew
D. Paint the building
B. Obtain all required permits
Rationale: Permits ensure the demolition meets local codes and legal
requirements.
3. Which type of demolition involves removing a building piece by piece?
A. Implosion
B. Mechanical
C. Selective
D. Explosive
C. Selective
, Rationale: Selective demolition carefully dismantles parts of a
structure, often for salvage or remodeling.
4. When using explosives in demolition, who must approve the plan?
A. Local fire department
B. EPA
C. Certified blasting engineer
D. Building owner
C. Certified blasting engineer
Rationale: A certified blasting engineer ensures explosives are used
safely and according to regulations.
5. What is the main hazard of asbestos in demolition?
A. Fire
B. Respiratory disease
C. Electrical shock
D. Structural collapse
B. Respiratory disease
Rationale: Asbestos fibers can cause lung disease when inhaled;
proper abatement procedures are required.
6. The most effective way to control dust during demolition is:
A. Using fans
B. Wetting down debris
C. Wearing gloves
D. Covering windows
B. Wetting down debris
Rationale: Water sprays reduce airborne dust, protecting workers
and nearby residents.
7. What type of insurance is typically required for demolition
contractors?
A. Auto insurance
B. Professional liability
C. General liability
D. Life insurance
C. General liability
Rationale: General liability insurance covers property damage and
bodily injury during demolition operations.
, 8. Before demolishing a building, a contractor must verify:
A. Roof color
B. Utility disconnections
C. Wall paint type
D. Flooring material
B. Utility disconnections
Rationale: Disconnecting water, gas, electricity, and sewer lines
prevents accidents during demolition.
9. A demolition contractor is responsible for:
A. Only tearing down the building
B. Safety of workers and surrounding area
C. Designing new structures
D. Selling salvaged materials
B. Safety of workers and surrounding area
Rationale: Safety is the primary responsibility of the demolition
contractor, including workers and public protection.
10. What is the safest method for demolishing multi-story concrete
structures?
A. Implosion
B. Hand tools only
C. Mechanical equipment with caution
D. Fire
C. Mechanical equipment with caution
Rationale: Heavy machinery allows controlled demolition while
reducing risks to workers.
11. What is a critical first step in hazardous material abatement
before demolition?
A. Start demolition immediately
B. Identify and remove hazardous substances
C. Notify neighbors
D. Paint warning signs
B. Identify and remove hazardous substances
Rationale: Hazardous materials like asbestos, lead, and chemicals
must be removed prior to demolition.
Questions And Correct Answers
(Verified Answers) Plus Rationale 2026
Q&A| Instant Download Pdf
1. Which federal agency regulates worker safety during demolition
operations?
A. EPA
B. OSHA
C. DOT
D. FDA
B. OSHA
Rationale: OSHA (Occupational Safety and Health Administration)
sets standards for worker safety, including demolition operations.
2. Before starting a demolition project, the contractor must first:
A. Begin tearing down the structure immediately
B. Obtain all required permits
C. Hire a landscaping crew
D. Paint the building
B. Obtain all required permits
Rationale: Permits ensure the demolition meets local codes and legal
requirements.
3. Which type of demolition involves removing a building piece by piece?
A. Implosion
B. Mechanical
C. Selective
D. Explosive
C. Selective
, Rationale: Selective demolition carefully dismantles parts of a
structure, often for salvage or remodeling.
4. When using explosives in demolition, who must approve the plan?
A. Local fire department
B. EPA
C. Certified blasting engineer
D. Building owner
C. Certified blasting engineer
Rationale: A certified blasting engineer ensures explosives are used
safely and according to regulations.
5. What is the main hazard of asbestos in demolition?
A. Fire
B. Respiratory disease
C. Electrical shock
D. Structural collapse
B. Respiratory disease
Rationale: Asbestos fibers can cause lung disease when inhaled;
proper abatement procedures are required.
6. The most effective way to control dust during demolition is:
A. Using fans
B. Wetting down debris
C. Wearing gloves
D. Covering windows
B. Wetting down debris
Rationale: Water sprays reduce airborne dust, protecting workers
and nearby residents.
7. What type of insurance is typically required for demolition
contractors?
A. Auto insurance
B. Professional liability
C. General liability
D. Life insurance
C. General liability
Rationale: General liability insurance covers property damage and
bodily injury during demolition operations.
, 8. Before demolishing a building, a contractor must verify:
A. Roof color
B. Utility disconnections
C. Wall paint type
D. Flooring material
B. Utility disconnections
Rationale: Disconnecting water, gas, electricity, and sewer lines
prevents accidents during demolition.
9. A demolition contractor is responsible for:
A. Only tearing down the building
B. Safety of workers and surrounding area
C. Designing new structures
D. Selling salvaged materials
B. Safety of workers and surrounding area
Rationale: Safety is the primary responsibility of the demolition
contractor, including workers and public protection.
10. What is the safest method for demolishing multi-story concrete
structures?
A. Implosion
B. Hand tools only
C. Mechanical equipment with caution
D. Fire
C. Mechanical equipment with caution
Rationale: Heavy machinery allows controlled demolition while
reducing risks to workers.
11. What is a critical first step in hazardous material abatement
before demolition?
A. Start demolition immediately
B. Identify and remove hazardous substances
C. Notify neighbors
D. Paint warning signs
B. Identify and remove hazardous substances
Rationale: Hazardous materials like asbestos, lead, and chemicals
must be removed prior to demolition.
