Responsible for preventive maintenance for East Carolina University's 115 buildings in Greenville, N.C., PM engineer Anthony Patrick says his employees are required to perform 30-sec (monthly) and ...
National Electrical Manufacturers Association (NEMA) has published EM 1-2010, "Exit Sign Visibility Testing Requirements for Safety and Energy Efficiency." The standard, last published in 2007, was ...
The classic American emergency exit sign—the bold red letters spelling out E-X-I-T—seems at first glance like an unimpeachable bit of sign design. The contrast between the letters and the background ...
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