The Northwest Corridor NEPA (National Environmental Policy Act) process was initiated in 2003 to consider the potential benefits, costs, and impacts of alternative transportation improvements in the northwest Denver Metropolitan area, between the western terminus of the Northwest Parkway in Broomfield County and the SH 58, I-70, and C-470 freeway systems to the south in Jefferson County. Due to lack of funding for construction in the foreseeable future...

In a cooperative effort, the Federal Highway Administration (FHWA), the Colorado Department of Transportation (CDOT), and the City and County of Denver (CCD) have prepared this Environmental Assessment (EA) for a proposed new interchange on Interstate 70 (I-70) with Central Park Boulevard (CPB) in Denver, Colorado. The proposed project will create new access to I-70, constituting a Federal Action subject to the National Environmental Policy Act (NEPA)....