Ordinances of Oregon
View the entire code at http://www.corvallisoregon.gov
See section 4.2.80
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"
Ordinance No. 2002-11
AN ORDINANCE AMENDING TITLE 15 OF THE SANDY MUNICIPAL CODE ADOPTING CHAPTER 15.04 REGULATING OUTDOOR LIGHTING ON PUBLIC AND PRIVATE PROPERTY [File 02-017 Dark Skies].
17.90.100 Control of lights on public beach. No artificial light source shall be placed so that it directly illuminates the public beach at a distance of more than one hundred feet from the Oregon Coordinate Line or the property line, whichever is most eastward, after January 1, 1985. “Artificial light source” is defined as a lamp or other emitter of light which is directly visible from the public beach, including but not limited to flood lamps, area or barn lights, and street lights. (Ord. 79-4 ' 1 (4.105))