Bonneville Power Administration (BPA) proposes to correct five impairments on the Grand Coulee - Foster Creek - 1 transmission line. An impairment …
Office of NEPA Policy and Compliance
January 2, 2024
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Bonneville Power Administration (BPA) proposes to correct five impairments on the Grand Coulee - Foster Creek - 1 transmission line. An impairment is an area where the distance from the conductor to the ground surface is inadequate, per National Electrical Safety Code (NESC) standards, resulting in a threat to line reliability and posing a risk to public health and safety.