SR-12 Attalia Vicinity

From 2006—2007, Apollo Inc. completed the construction of SR-12, Attalia Vicinity Add-Lanes project for the Washington State Department of Transportation.

The work included: · a 550 foot Pre-Stressed Concrete Girder Bridge · 3.2 miles of four lane roadway with 300,000 cubic yards of excavation and embankment · 90,000 tons of crushed rock · 50,000 tons of asphalt · a 66 inch steel high pressure irrigation line · along with signing, illumination, guideposts, guardrail and pavement markings.