The timeline represents the required steps
in the development of a roadway or roadway improvement. In addition
to establishing a funding source, there is a series of required
planning and environmental studies before a roadway is constructed.
SR 51 (Piestewa Freeway) construction was funded with the half-cent
sales tax under the voter-approved Proposition
Our Valley Freeway System is part of the 2004 voter-approved Regional Transportation Plan. We are working hard with our transit partners to implement the voters’ vision and are committed to quality, safety, open communication with our neighbors, and minimal inconvenience to the traveling public.