Mixed Deck — All OSHA Topics Flashcards
100 cards from real OSHA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 20 Mixed Deck — All OSHA Topics flashcards as text
Who has the authority to give signals to the crane operator?
Answer: Designated signal person
Only a designated signal person, who is properly trained and qualified, has the authority to give signals to the crane operator. This strict protocol ensures clear, consistent, and accurate communication, preventing confusion and misinterpretation that could lead to accidents. Having a single, authorized signal person is crucial for maintaining safety on the job site.
When a new crane model is introduced that differs significantly from what an operator is certified on, what must the employer do?
Answer: Evaluate the operator on the new equipment before unsupervised operation
Employers must evaluate and document operator qualification on equipment that differs significantly from what they are already certified on.
What must be used when lifting materials over workers?
Answer: Tag lines
When lifting materials over workers or in situations where the load could swing uncontrollably, tag lines must be used. Tag lines are ropes attached to the load, allowing ground personnel to guide and control its movement from a safe distance. This prevents the load from rotating or swinging into obstacles or personnel, significantly enhancing safety.
What is the minimum safe approach distance required by OSHA for crane operations near power lines energized at 50 kV or less?
Answer: 10 feet
OSHA 29 CFR 1926.1408 requires a minimum clearance of 10 feet for power lines energized up to 50 kV.
Which of the following signals means 'lower the load'?
Answer: Arm extended down, fingers open and closed
This specific hand signal, with the arm extended down and fingers opening and closing, is universally recognized in crane operations as the command to 'lower the load.' The downward motion combined with the finger movement clearly indicates the desired action to the crane operator. Standardized hand signals are crucial for clear and consistent communication on job sites.
What code compliance requirement applies to maintenance protocols?
Answer: All work must comply with applicable local, state, and national codes
Code compliance is mandatory for all work, ensuring safety, quality, and legal adherence.
What must occur before anyone on the ground approaches or touches a crane that has made contact with an energized overhead power line?
Answer: The utility company must deenergize and confirm the line is safe
No ground personnel should approach until the power company has deenergized the line and confirmed it is safe, because ground current and step potential remain hazards until then.
What percentage of the crane's rated capacity is typically used as the threshold to define a 'critical lift' under many OSHA and industry guidelines?
Answer: 75%
A lift exceeding 75% of the crane's rated capacity is commonly defined as a critical lift requiring a written plan and pre-lift meeting.
What is the minimum age requirement for a crane operator trainee under OSHA 1926.1430?
Answer: 18 years old
OSHA 1926.1430 requires crane operator trainees to be at least 18 years of age.
Before beginning any lift, the operator must verify the load weight by:
Answer: Consulting load documentation, lift tickets, or engineering calculations
OSHA requires operators to know the load weight through documentation, calculations, or engineering data — not estimates — before lifting.
What is the most critical safety requirement in material selection?
Answer: Following all applicable safety regulations and wearing required PPE
Safety regulations and proper PPE use are the most critical requirements in material selection to prevent injury and ensure compliance.
Which certification body issues a Practical Examiner credential that allows someone to administer crane operator practical exams?
Answer: NCCCO through its Practical Examiner program
NCCCO offers a Practical Examiner certification that authorizes qualified individuals to administer hands-on crane operator testing.
What environmental protection measure applies to material selection?
Answer: Proper handling, storage, and disposal of materials according to environmental regulations
Proper handling, storage, and disposal of all materials according to environmental regulations is a legal obligation in all trades.
What inspection procedure is essential for code compliance?
Answer: Systematic inspection following established checklists and standards
Systematic inspections using established checklists and industry standards ensure quality and compliance at every stage.
How should equipment be maintained for environmental standards operations?
Answer: Follow manufacturer-recommended preventive maintenance schedules
Preventive maintenance following manufacturer recommendations ensures equipment reliability, safety, and longevity.
Under OSHA 1926.1427, an employer may use which alternative to third-party certification?
Answer: An audit-based qualification program accredited by an ANSI/ASTM-approved body
Employers may use an audited employer program that meets ANSI/ASTM F2082 as an alternative to third-party certification.
What is the most critical safety requirement in quality inspection?
Answer: Following all applicable safety regulations and wearing required PPE
Safety regulations and proper PPE use are the most critical requirements in quality inspection to prevent injury and ensure compliance.
Which OSHA standard governs crane and derrick operations in construction, including power line safety requirements?
Answer: 29 CFR 1926.1400 (Subpart CC)
29 CFR 1926.1400 (Subpart CC), effective 2010, is the comprehensive OSHA standard governing cranes and derricks in construction including electrical hazard requirements.
What should always be confirmed before rigging a load?
Answer: Center of gravity
Before rigging any load, it is essential to accurately confirm its center of gravity (CG). Knowing the CG allows the rigger to attach slings in a way that ensures the load will lift level and remain stable throughout the operation. Incorrectly estimating the CG can cause the load to tip, swing unpredictably, or even slip out of the rigging, creating a significant hazard.
Under OSHA 1926.1408, who is responsible for notifying the utility company before crane work begins near overhead power lines?
Answer: The employer or controlling entity
OSHA places the responsibility for contacting the utility owner/operator on the employer or controlling entity before crane operations begin near power lines.