CODE CITATIONS Article 210—Branch Circuits Article 250—Grounding Article 424—Fixed Electric Space Heating Equipment Article 700—Emergency Systems Bonding gas piping Q: The November 2000 issue of Electrical Contractor magazine included a question about the required size of the bonding conductor to be
The hazardous locations covered by Chapter 5 of the National Electrical Code (NEC) are classified in accordance with the properties of flammable liquids, gases, vapors, combustible dust, or ignitable fibers or flyings that may be present in the area where electrical equipment may be installed.
Electrical workers have distinguished themselves as a highly skilled and professional group. The tasks they are called upon to perform and the level of training required for proficiency demand this recognition.
In 1975, I examined an electric clothes press on the premises of a laundry in Maryland that was patronized by the public for general clothes washing, cleaning, and pressing. A customer had been shocked while using the press.
Noise is a common problem in construction. But until now, it has not received the attention it de-serves. Most electrical contractors might even dismiss this hazard as nonexistent unless they were working in particularly noisy environments.
A worker was injured when he tripped after stepping onto an electrical junction box. This junction box, together with electrical conduits, had been installed on a floor surface adjacent to a newspaper bundle conveyor at the loading ramp of a large daily newspaper publisher.
An apprentice lineman was electrocuted in New Jersey when the 45-foot-long pole he was grasping adjacent to a substation contacted an overhead transmission line. This event was attributable to an unusual number of departures from normal, safe construction practice.
Does the Occupational Safety and Health Administration (OSHA) recognize fall restraint as an alternative to fall protection? Can an employee be exempt from wearing a hard hat? Believe it or not, OSHA has provided a positive response to these requests as well as many others.
The Federal Communications Commission (FCC) wants your number. Contractors have until February 2, 2001, to contact the FCC and obtain a FCC Registration Number (FRN) if they are doing business with the FCC, whether it involves outside plant, inside, wireless, or wireline communications.
Any work sites can present a challenge for your safety program! Many times you will be on a job with other contractors or working in a large manufacturing facility or office building. Each of these contractors or building owners, just like you, must have safety programs.
When you receive a Request for Proposal (RFP), your company is presented with a unique opportunity to stand above your competitors. For whatever reason--better marketing, effective networking, or well-established business relationships-- you made the bidder's list.