Which chapter in the NEC discusses wiring and protection?
NEC Chapter 2: Wiring
Is NFPA 70 the same as NEC?
NFPA 70®, National Electrical Code® (NEC®), sets the foundation for electrical safety in residential, commercial, and industrial occupancies around the world.
Does OSHA enforce NEC?
From an enforcement perspective, OSHA does not enforce NFPA 70E. OSHA enforces its own standards that relate to electrical hazards.
What is the primary purpose of the NEC?
The NEC (the National Fire Protection Association’s NFPA 70) is a widely-adopted model code for the installation of electrical components and systems. Its purpose is to safeguard persons and property from hazards arising from the use of electricity (NEC 90.1(A)).
Which of the following is not covered by the NEC?
The NEC does not cover electrical installations in ships, water- craft, railway rolling stock, aircraft, or automotive vehicles. 10. The Code covers underground mine installations and self- propelled mobile surface mining machinery and its attendant electrical trailing cable.
What is the NEC definition of a qualified person?
The term as defined in the 2011 NEC reads as follows: Qualified Person. One who has skills and knowledge related to the construction and operation of the electrical equipment and installations and has received safety training to recognize and avoid the hazards involved.
How do you describe a qualified person?
“Qualified” means one who, by possession of a recognized degree, certificate, or professional standing, or who by extensive knowledge, training, and experience, has successfully demonstrated his ability to solve or resolve problems relating to the subject matter, the work, or the project.
What is the difference between NEC and NESC?
Both NEC and NESC address safe electrical installations and maintenance but the two systems are entirely different. However, while NEC focuses mostly on systems running up to 1,000 volts, NESC is generally seen as equipment using a substantially higher voltage.
Who is a qualified person according to OSHA and NEC How can a person be called as qualified person?
In addition to a competent person, some OSHA standards require certain employees be “qualified.” A qualified person is defined by OSHA as one who, “by possession of a recognized degree, certificate, or professional standing, or who by extensive knowledge, training and experience, has successfully demonstrated his …
What is the trigger height for fall protection?
The legal need for fall protection is generally based on a trigger height, which can vary by industry. For example, the most common trigger height from OSHA is for construction, at 6 feet. The trigger height drops to 4 feet for general industry.
Which of the following is necessary to be considered a qualified person?
Occupational Safety and Health Administration (OSHA) CFR Regulation 1910 defines a “qualified person” as “one with a recognized degree or professional certificate and extensive knowledge and experience in the subject field who is capable of design, analysis, evaluation, and specifications in the subject work, project.
Is fall protection required on ladders?
Portable ladders: fall protection is not required for employees climbing or working on portable ladders. Neither the ladder standard (29 CFR 1926, subpart X) nor the fall protection standard (29 CFR 1926, subpart M) requires fall protection for workers while working on portable ladders.
At what height can you say you are at risk and you need a body harness?
Personal Fall Arrest Systems OSHA requires workers to wear a full-body harness, (one part of a Personal Fall Arrest System) when they are working on a suspended scaffold more than 10 feet above the working surface, or when they are working in bucket truck or aerial lift.
What is the best height to position your anchor at?
Use the shortest length lanyard that still allows the worker to perform their work safely. The lanyard should be attached to an anchor that is not lower than the worker’s shoulder height (unless an anchor at shoulder height is not possible).
What is a safe anchor point?
“Capable of supporting at least 5,000 pounds (22.2 kN) per employee attached; or designed, installed, and used, under the supervision of qualified person, as part of a complete personal fall protection system that maintains a safety factor of at least two..”
Are horizontal lifelines safer than vertical lifelines?
Horizontal lifeline systems (HLL) are often in work areas lacking overhead anchor points available for personnel tie–off. Vertical life line systems provide hands free fall protection for ladders and other climbing tools.