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Arizona DOT


Crews Have a Blast Removing Rock on SR 77

A nighttime project to remove dangerous rocks and boulders from Arizona's State Route 77 became a daytime operation after an 18-ft. (5.5 m) boulder fell 150 ft. (46 m) during nighttime blasting and landed on the highway....


Diamond Interchange, New Bridge Highlight $83.2M Tucson Project

The Arizona Department of Transportation is overseeing a project to replace the existing I-19 traffic interchange at state Route 86, also known as Ajo Way. The new single-point urban interchange is designed to improve traffic flow and enhance safety for motorists traveling on Tucson's southwest side....


SR 189 Project Due to Begin in 2019

A project to make it easier for ever-increasing international commerce to move through Nogales will begin in 2019, two years ahead of schedule, under changes approved by the Arizona State Transportation Board....


Crews Lay SMF Foundation in Early 2017

Construction scheduled to start early this year on the Loop 202 South Mountain Freeway may not be as visual as the 22 mi. (35.4 km) of uninterrupted asphalt to come, but each task lays a foundation for completing this link between the West Valley and East Valley by the end of 2019....


Protected Human Remains Reportedly Disrupted at South Mountain Freeway Construction Site

The Gila River Indian Community has filed a court motion seeking an injunction to stop South Mountain Freeway construction. The motion, filed on Friday, indicates there will be permanent harm to the Community if the freeway is built....


Major Work Complete on Loop 101 Widening in East Valley

Major work is complete on the Arizona Department of Transportation's $73 million Loop 101 widening project in the East Valley. Although final work and some lane restrictions can be expected over the next month, the last scheduled full closure for the project occurred to allow crews to add permanent lane stripes and complete bridge deck-joint improvements along northbound Loop 101 north of Chaparral Road....


Share Your Priorities for ADOT's Transportation Plan

Planning Arizona's transportation future requires setting priorities and making sometimes-difficult choices given limited resources. As the Arizona Department of Transportation updates its Long-Range Transportation Plan, a blueprint looking from now through 2040, an interactive online survey allows you to help shape this vision by walking through scenarios similar to those facing planners and policymakers....


Saving Steps Pays Big Dividends at ADOT's Vehicle Repair Shops

At the Tucson shop where the Arizona Department of Transportation repairs and maintains vehicles, technicians once rolled tires across the facility to reach a machine used for repairs. Today, that machine is located next to the operation's tire storage, along with the tools and supplies needed for the work....


ADOT Pilot Program Raises Truck Weight Limits on I-10

The Arizona Department of Transportation is beginning a year-long pilot program allowing slightly heavier trucks in one of the state's key transportation corridors, responding to requests from area leaders to help make commercial traffic more efficient....


New Fortuna Wash Bridge to End Rain Delays on U.S. 95

Drivers who have been anticipating a new bridge to carry U.S. 95 traffic over the flood-prone Fortuna Wash don't have much longer to wait. The bridge is expected to begin taking traffic by the end of November....





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