Safety and OSHA Regulations Flashcards
7 cards from real Licensed Electrical Contractor 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 and OSHA Regulations flashcards as text
Under NFPA 70E 2021, an 'electrically safe work condition' is achieved when which sequence is completed?
Answer: All six steps of the de-energization process including verification are completed
NFPA 70E defines an electrically safe work condition as achieved only after completing all six steps: identify sources, interrupt load, open disconnects, release stored energy, apply LOTO, and verify absence of voltage.
What is the OSHA penalty for a 'willful' violation that causes a worker's death?
Answer: Up to $70,000 and possible criminal prosecution
A willful OSHA violation causing a worker's death can result in a fine up to $70,000 and criminal prosecution with up to 6 months imprisonment for first offenses.
Which NFPA 70E PPE category requires arc-rated clothing with a minimum arc rating of 40 cal/cm²?
Answer: PPE Category 4
NFPA 70E PPE Category 4 requires arc-rated clothing and equipment with a minimum arc rating of 40 cal/cm², the highest standard PPE category.
When must a licensed electrical contractor provide Safety Data Sheets (SDS) to employees under the OSHA Hazard Communication Standard?
Answer: SDS must be readily accessible to employees during their work shift
OSHA's Hazard Communication Standard (29 CFR 1910.1200) requires SDS to be readily accessible to employees during each work shift in their work area.
What is the minimum illumination required by OSHA 29 CFR 1926.56 for general construction work areas?
Answer: 5 foot-candles
OSHA 29 CFR 1926.56 requires a minimum of 5 foot-candles of illumination for general construction work areas.
Under OSHA 29 CFR 1910.147 (Control of Hazardous Energy), what must each authorized employee do before working on equipment under lockout?
Answer: Apply their own personal lock to the energy-isolating device
Each authorized employee must apply their own personal lock to the energy-isolating device so that equipment cannot be re-energized until every worker has removed their lock.
A scaffold is being used on a construction site where electrical contractors are working below overhead power lines energized at 15 kV. What clearance must be maintained between the scaffold and the power lines?
Answer: 10 feet
OSHA 29 CFR 1926.451(f)(6) requires scaffolds to be erected at least 10 feet from power lines energized at 300V to 50 kV.