Safety & Compliance in Maintenance Flashcards
7 cards from real MMC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Safety & Compliance in Maintenance flashcards as text
When is it acceptable under OSHA LOTO rules to use a tagout device instead of a lockout device?
Answer: Only when the equipment cannot be physically locked out and equivalent protection is provided
Tagout is permissible only if the energy-isolating device is not capable of being locked out, and the employer demonstrates equivalent employee protection.
Which environmental regulation most directly affects maintenance departments that generate used oil, spent solvents, or contaminated rags?
Answer: Resource Conservation and Recovery Act (RCRA)
RCRA governs the generation, handling, storage, and disposal of hazardous wastes, which commonly include spent solvents and contaminated shop materials.
A maintenance crew must work at height on a structure where fall protection is required. At what minimum height above a lower level does OSHA general industry require fall protection?
Answer: 4 feet
In general industry (29 CFR 1910 Subpart D), OSHA requires fall protection when employees are exposed to falls of 4 feet or more to a lower level.
Which document formally authorizes maintenance work on a specific asset, specifying scope, safety requirements, and approvals?
Answer: Work Order (WO) with integrated permit-to-work (PTW)
A work order integrated with a permit-to-work provides the formal authorization, scope, safety prerequisites, and sign-off chain for maintenance on critical or hazardous equipment.
Under NFPA 70E, what does Arc Flash Incident Energy Analysis determine?
Answer: The level of PPE required to protect workers from an arc flash at a given distance
Arc Flash Incident Energy Analysis calculates the thermal energy (cal/cm²) at a working distance and specifies the minimum PPE arc rating required for protection.
Which concept in safety management describes the idea that preventing minor incidents and near misses will ultimately reduce serious injuries and fatalities?
Answer: Heinrich's Triangle (Incident Pyramid)
Heinrich's Triangle posits that for every major injury there are many minor injuries and hundreds of near misses; addressing lower-level incidents prevents fatalities.
A maintenance technician receives a new chemical and must review safety information before using it. Which section of the SDS provides first-aid measures?
Answer: Section 4 — First-Aid Measures
GHS SDS Section 4 is specifically titled 'First-Aid Measures' and contains recommended responses for exposure routes including inhalation, skin contact, and ingestion.