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This article discusses issues that can come up when billboard signs are located too near overhead lines passing horizontal to or above the signs. Signs installed too near electrical and communication lines can create safety hazards for the owners of the signs, the sign installers, the sign maintainers and the owners of the lines who are most often electrical and communication utilities.
Today’s demand for attention has brought on the need for signs to be more than just a display. Theses signs are designed for the potential customer to notice them and come in to check out the establishment. The sign might be portraying a message. Or it could be a show in itself. Let me take [...]
In most jurisdictions in this country, there has been implemented some version of a building code. Beyond the quality and safety issue, the electric sign or outline lighting installation shall comply with the building code. The building code, which is either adopted by local ordinance or by state mandate, requires electrical utilization equipment (electric signs) [...]
This sign is yet another example of signs that does not effectively warn the public of the hazard. As discussed in detail in Part 2 of this series, this sign should be a WARNING sign. The reader of the sign is outside the fence and is not in immediate danger. The symbol has failed testing [...]
Whether the hazard is electrical, toxic chemical or a slippery sidewalk, the best way to prevent injury, death, property damage and litigation is to eliminate the hazard. Since eliminating the hazard is often not possible, the second best method is to place physical barriers between the public and the hazard and to install effective safety [...]
Whether the hazard is electrical, toxic chemical or a slippery sidewalk, placing physical barriers between the public and the hazard is not enough to prevent injury, death or litigation. I mention litigation because many companies only care about preventing litigation. The National Electrical Code (NEC) and the National Electrical Safety Code® (NESC®) both recognize the [...]
The sign industry is currently using LED light sources for many applications. LEDS were first introduced to the sign industry, I believe, on power source equipment as indicators for conditions and problems. As the LEDS came to be used in different applications such as taillights for vehicles, traffic control, warning lights and indicator lights, their [...]
Application of certain types of electrical equipment may be governed by codes other than the Canadian Electrical Code (CEC). Emergency lighting and exit signs are good examples of such types of equipment. In fact, the scope of Section 46 of the CEC, Part I states that this section applies to installation, operation and maintenance of [...]
When making an inspection on an electric sign or field-installed skeleton tubing installation, where does one begin? Well, there are undoubtedly several answers to that question from the many inspection jurisdictions charged with the task of adopting and enforcing the requirements of the electrical Code. Experience has indicated that there are a wide variety of [...]
IAEI has had various requests recently to provide some basic information about the grounding of electric signs and neon lighting installations and to include the bonding requirements. To that end, this article will provide a brief tour through the electrical sign circuit and focus primarily on what is required for adequate grounding of this equipment [...]