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11/1/2008 - Information CircularsThe results of NIOSH's test of two commercially available proximity warning devices (PWDs) are presented. PWDs warn personnel if mobile equipment moves within some preselected minimum distance of an energized overhead electrical power line.
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7/16/2016 - Contracts and cooperative agreementsA contract to assess the suitability of current power line communication methods (used in nonmining applications) for underground coal mine communication, using mine electrical power distribution conductors as a system backbone.
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11/1/2005 - Information CircularsThis is a series of 5 separate double sided sheets designed to educate workers about noise exposure and overhead power line safety at surface drilling sites.
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9/1/2004 - Brochures/flyers/pamphletsA brochure about power line safety.
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8/1/2003 - Peer reviewed journal articlesData show that 2,287 U.S. workers died and 32,807 workers sustained days away from work due to electrical shock or electrical burn injuries between 1992 and 1998. A primary causal factor was identified for each fatality.
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4/1/2002 - Peer reviewed journal articlesResearchers at the NIOSH Pittsburgh Research Laboratory are developing an overhead electric power line-contact alarm for mobile equipment.
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9/1/2001 - Conference papersA report on research to develop a device that alerts workers when a power line has been contacted by equipment. The approach being investigated is based on measuring electric current flow to ground through a machine during a line contact.
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5/1/2001 - Peer reviewed journal articlesOverhead electric power lines present a serious electrocution hazard to personnel in a variety of industries. There is a practical low-cost concept to detect actual contact of mobile equipment with a high-voltage line and provide a warning.
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1/1/1990 - Information CircularsThis U.S. Bureau of Mines publication presents a comprehensive review of mine electrical power-system theory and practice. It discusses fundamental theory and the vital aspects to be considered in planning and designing mine electrical power systems.
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9/1/1974 - Contract reportsTwo different techniques were used to make measurements of the absolute value of electromagnetic noise in an operating coal mine, Robena No. 4, located near Waynesburg, Pennsylvania. One technique measures noise over the entire electromagnetic spectrum ...
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Content source: National Institute for Occupational Safety and Health, Mining Program