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Upper Northwest Interceptor Sections 1 & 2 PDF Print E-mail
On September 20, 2007 the Notice to Proceed was issued to Traylor/Shea, a Joint Venture, for the Upper Northwest Interceptor Sections 1 & 2 project.  UNWI 1 & 2 includes approximately 19,300 feet of 144" pipe using EPB tunneling methods.  The project also includes 55 feet of 120" interceptor pipeline, 20 access manholes, 2 transition structures, and the connection of three existing trunk sewer lines.
 
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