NYC DOB Hoisting Machine Operator
Class B Exam Practice Questions And
Correct Answers (Verified Answers) Plus
Rationale 2026 Q&A| Instant Download
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1. Which of the following best describes the primary legal authority
governing Hoisting Machine Operator (HMO) licensing in New York
City?
A. OSHA Federal Construction Standards only
B. NYC Department of Transportation regulations
C. NYC Department of Buildings rules under Title 1 RCNY 104-09
D. NYC Department of Buildings rules under Title 1 RCNY 104-09 and
NYC Administrative Code Section 28-405
The Class B HMO licensing framework is established under NYC DOB
regulations, specifically RCNY 104-09 and Administrative Code §28-
405, which define qualifications, exams, and operational scope
requirements for crane operators in NYC.
2. What is the minimum age requirement to apply for a Class B Hoisting
Machine Operator license in NYC?
A. 16 years old
B. 17 years old
C. 19 years old
D. 18 years old
Applicants must be at least 18 years old to ensure legal adulthood
, and eligibility for certification, safety responsibility, and compliance
with licensing requirements.
3. Which certification body provides the required national crane
operator certifications for NYC Class B HMO licensing?
A. OSHA
B. NYC DOB Certification Board
C. American Society of Mechanical Engineers (ASME)
D. National Commission for the Certification of Crane Operators
(NCCCO)
NYC DOB requires NCCCO certifications because they are nationally
recognized and include standardized written and practical crane
operation examinations.
4. How many total NCCCO crane certifications are required for a Class B
Hoisting Machine Operator license?
A. Two
B. Three
C. Five
D. Four
A Class B license requires four core NCCCO certifications covering
telescopic, lattice, and tower crane operations to ensure full
operational competency across crane types.
5. Which of the following is NOT one of the required NCCCO
certifications for Class B licensing?
A. Telescopic boom crane (fixed cab)
B. Telescopic boom crane (swing cab)
C. Lattice boom crane
D. Mobile forklift operator certification
Forklift certifications are unrelated to crane operations; Class B
specifically focuses on crane types such as telescopic, lattice, and
tower cranes.
6. What is the primary operational difference between Class A and Class
B Hoisting Machine Operator licenses?
A. Class A requires more exams than Class B
B. Class A is valid only for tower cranes
C. Class B is limited to cranes under 50 tons
, D. Class B allows operation of cranes of any boom length
Class B is the highest tier license allowing operation of all crane types
regardless of boom length, unlike Class A which is restricted to
shorter boom lengths.
7. Which crane type requires lattice boom certification under Class B
requirements?
A. Hydraulic excavators
B. Tower forklifts
C. Articulating boom loaders
D. Lattice boom cranes
Lattice boom cranes are complex heavy lifting machines requiring
specialized certification due to their structural and operational
complexity.
8. What must be demonstrated on the practical exam for lattice boom
certification under NYC requirements?
A. It must be performed using a hydraulic excavator
B. It must be performed in a simulator only
C. It must be completed without load handling
D. It must be performed on a friction crane
NYC requires that lattice boom practical testing be performed on a
friction crane to ensure competency with manual control systems
and older crane mechanics.
9. What is the required course duration for the Department-approved
Hoisting Machine Operator training?
A. 16 hours
B. 24 hours
C. 32 hours
D. 40 hours
A 40-hour approved course is required to ensure comprehensive
training in crane safety, operation, and regulatory compliance.
10. Which document must be completed by a physician within 90
days of application?
A. Experience Verification Form
B. NCCCO Certification Summary
C. Substance Abuse Attestation
Class B Exam Practice Questions And
Correct Answers (Verified Answers) Plus
Rationale 2026 Q&A| Instant Download
1. Which of the following best describes the primary legal authority
governing Hoisting Machine Operator (HMO) licensing in New York
City?
A. OSHA Federal Construction Standards only
B. NYC Department of Transportation regulations
C. NYC Department of Buildings rules under Title 1 RCNY 104-09
D. NYC Department of Buildings rules under Title 1 RCNY 104-09 and
NYC Administrative Code Section 28-405
The Class B HMO licensing framework is established under NYC DOB
regulations, specifically RCNY 104-09 and Administrative Code §28-
405, which define qualifications, exams, and operational scope
requirements for crane operators in NYC.
2. What is the minimum age requirement to apply for a Class B Hoisting
Machine Operator license in NYC?
A. 16 years old
B. 17 years old
C. 19 years old
D. 18 years old
Applicants must be at least 18 years old to ensure legal adulthood
, and eligibility for certification, safety responsibility, and compliance
with licensing requirements.
3. Which certification body provides the required national crane
operator certifications for NYC Class B HMO licensing?
A. OSHA
B. NYC DOB Certification Board
C. American Society of Mechanical Engineers (ASME)
D. National Commission for the Certification of Crane Operators
(NCCCO)
NYC DOB requires NCCCO certifications because they are nationally
recognized and include standardized written and practical crane
operation examinations.
4. How many total NCCCO crane certifications are required for a Class B
Hoisting Machine Operator license?
A. Two
B. Three
C. Five
D. Four
A Class B license requires four core NCCCO certifications covering
telescopic, lattice, and tower crane operations to ensure full
operational competency across crane types.
5. Which of the following is NOT one of the required NCCCO
certifications for Class B licensing?
A. Telescopic boom crane (fixed cab)
B. Telescopic boom crane (swing cab)
C. Lattice boom crane
D. Mobile forklift operator certification
Forklift certifications are unrelated to crane operations; Class B
specifically focuses on crane types such as telescopic, lattice, and
tower cranes.
6. What is the primary operational difference between Class A and Class
B Hoisting Machine Operator licenses?
A. Class A requires more exams than Class B
B. Class A is valid only for tower cranes
C. Class B is limited to cranes under 50 tons
, D. Class B allows operation of cranes of any boom length
Class B is the highest tier license allowing operation of all crane types
regardless of boom length, unlike Class A which is restricted to
shorter boom lengths.
7. Which crane type requires lattice boom certification under Class B
requirements?
A. Hydraulic excavators
B. Tower forklifts
C. Articulating boom loaders
D. Lattice boom cranes
Lattice boom cranes are complex heavy lifting machines requiring
specialized certification due to their structural and operational
complexity.
8. What must be demonstrated on the practical exam for lattice boom
certification under NYC requirements?
A. It must be performed using a hydraulic excavator
B. It must be performed in a simulator only
C. It must be completed without load handling
D. It must be performed on a friction crane
NYC requires that lattice boom practical testing be performed on a
friction crane to ensure competency with manual control systems
and older crane mechanics.
9. What is the required course duration for the Department-approved
Hoisting Machine Operator training?
A. 16 hours
B. 24 hours
C. 32 hours
D. 40 hours
A 40-hour approved course is required to ensure comprehensive
training in crane safety, operation, and regulatory compliance.
10. Which document must be completed by a physician within 90
days of application?
A. Experience Verification Form
B. NCCCO Certification Summary
C. Substance Abuse Attestation
