AZ_FLAP_439(1)_202(1)_Martinez_Lake_Rd_Red_Cloud_Mine_Rd_100_Plans.pdf

This federal solicitation is for a transportation infrastructure project in Yuma County, Arizona. The project consists of realigning and paving approximately 6 miles of existing asphalt roadway and 2.1 miles of gravel roadway leading to the Imperial National Wildlife Refuge, as well as fully realigning an additional 1 mile of roadway. Work will include drainage improvements such as culvert replacement and installation. The estimated price range for the project is between $15-20 million. The anticipated advertisement date is mid-October 2019 with construction expected to take place from November 2019 through September 2020. Significant construction elements include 33,000 tons of asphalt pavement, 97,000 tons of aggregate base, 22,000 tons of cement treated aggregate course, and various quantities of excavation, guardrail, riprap, concrete box culverts, and metal pipe culverts. Construction phasing and traffic control will be important to minimize disruptions to refuge visitors during the project. The soliciting agency is the US Department of Transportation Federal Highway Administration.