2014-10-13

DOE Finds Periodical Cleaning Important for Long Term LED Bridge Lighting

The U.S. Department of Energy has released a report on the longer-term performance of an LED lighting system that was installed on the I-35W Bridge in Minneapolis in September 2008 and represents one of the country's oldest continuously operated exterior LED lighting installations. The report is a welcome addition to the literature on LED lighting, which is lacking in the area of longer-term field performance.
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