Deadliest Roads in the City of Maricopa, Arizona August 29, 2017 by Staff Morning accident shuts down lanes of Maricopa Casa Grande Parkway. Accident on Maricopa Casa Grande Highway west of Maricopa Groves Parkway – August 1, 2017 – Photo Maricopa Police Department Related posts: Arizona 347 – Most Dangerous Road in Arizona SR 347 Overpass for the City of Maricopa, Arizona City of Maricopa Unemployment Historical Data Roll Over on One of Arizona’s Most Dangerous Road – AZ347
