Washington County, Oregon

Modified Ordinance 738 Filed Jan 27th, 2011

 

On page 55:

 

The light distribution pattern selected shall be that which gives the most cost-effective luminaire spacing for the design light level. Light dispersion above the 90 degree (horizontal) plane shall meet the dark sky requirements.

 

Go to: http://www.co.washington.or.us and search for "WASHINGTON COUNTY ROAD STANDARDS"

 

modded-ordinance-738-with-exhibits.pdf
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