The City of Olympia will close the southbound traffic lane on Henderson Boulevard between North Street and Yelm Highway from September 13 to October 31, 2010, Monday through Friday, 7:00am to 4:00pm for their sanitary sewer project. Only northbound traffic will be allowed during this time period. Both lanes will open up to provide two-way traffic flow in the evening and on weekends. Visit the City of Olympia website for more information and an Alternate Routes Map.
http://www.ci.olympia.wa.us/en/news-and-faq-s/construction-news/Henderson Boulevard Sanitary Sewer Project.aspx