I-40

Work requiring closures and detours will start next week on the $10 million upgrade to the I-40/I-17 interchange that serves as the gateway to Flagstaff, according to the Arizona Department of Transportation.

With multiple paving and improvement projects happening in the Flagstaff area this year, the Arizona Department of Transportation wants to keep the public informed on progress and traffic restrictions with open houses this spring and summer.

This week we tracked the progress of the Loop 202 South Mountain Freeway, spotted a surprise spring snowstorm and announced paving projects in northern Arizona.

Arizona Department of Transportation projects starting in the coming weeks will improve pavement along 182 lane miles of Interstate 40 and Interstate 17 in the Flagstaff area, addressing deterioration caused by snow and snowplowing, the large number of freeze-thaw cycles the area sees each year and heavy use by commercial vehicles.

The Interstate 40/Interstate 17 interchange that for many is the gateway to Flagstaff is getting a $10 million update.

Pavement improvement along Interstates 17 and 40 and a revamped I-17/I-40 interchange in Flagstaff highlight Arizona Department of Transportation projects planned for northern Arizona in 2018.

See how we're rebuilding five miles of I-40 from the ground up just west of Williams.

New photos of a paving project show you what to expect when traveling I-40 west of Flagstaff.

The Friday Five has update on all things ADOT for the first week of September, including a new roundabout and a major closure coming to Surprise.

Starting this week, we’re rebuilding this stretch of I-40 starting with a new foundation. It’s a long-term fix for the damage winter wants to cause the roadway every year.

PHOENIX – Drivers heading eastbound on Interstate 40 toward Williams and Flagstaff will use one of the westbound lanes for five miles starting Monday, Aug. 7, while Arizona Department of Transportation crews begin rebuilding the eastbound section of highway.

The project, occurring between mileposts 156 and 161, will rebuild the roadway from the ground up, including laying a new foundation. This work will be a long-term fix for the winter-weather damage this stretch has seen through the years.

FLAGSTAFF – To address the beating a section of Interstate 40 just west of Williams has taken over many winters, the Arizona Department of Transportation will begin reconstructing five miles of roadway in both directions on Monday, July 24.

The $34 million project, which will start with the eastbound direction between mileposts 156 and 161, will literally rebuild the roadway from the ground up, including laying a new foundation.

After getting beat up by years of freezes, thaws and heavy weather, Interstate 40 west of Flagstaff is getting a much-needed upgrade in the form of two projects.

When vacation planning, remember to prepare for summer paving projects in northern Arizona.

PHOENIX – Mild summer weather that makes Arizona’s high country a magnet for travelers also allows the Arizona Department of Transportation to begin work on paving projects, including one that will create a smoother ride along 12 miles of Interstate 40 west of Flagstaff.

PHOENIX – With a contractor selected, the Arizona Department of Transportation is moving forward with a $13.9 million project to add new pavement to 12 miles of Interstate 40 between Flagstaff and Williams.

Meeting in Flagstaff on Friday, April 21, the State Transportation Board approved a contract for the project with FNF Construction. A schedule will be set in the coming weeks.

PHOENIX – An Arizona Department of Transportation project underway at the Twin Arrows interchange along Interstate 40 just east of Flagstaff will improve access for drivers.

The $4.5 million project between mileposts 218 and 220 will create new eastbound off- and on-ramps, and improve the bridge structure with new girders, wider abutments, a widened and repaved deck, and new safety barriers.

PHOENIX – Arizona Department of Transportation maintenance crews remain busy with pavement repairs along northern Arizona highways following an active winter storm season.

During the week of April 3-7, crews are scheduled to add a new layer of asphalt to smooth rough sections I-40 in the Parks area between Flagstaff and Williams.

Asphalt overlays also will continue on State Route 89A in Oak Creek Canyon.

PHOENIX – A late winter storm this week and more precipitation expected next week have Arizona Department of Transportation maintenance crews in patrol-and-patch mode as they address pavement-repair needs on Interstate 40 and Interstate 17 in the high country.

PHOENIX – Arizona Department of Transportation maintenance crews are continuing pavement repairs along northern Arizona highways after winter storms.

Next week, crews will lay asphalt over existing pavement to smooth sections of Interstate 40 at milepost 156 westbound and continue this work between mileposts 169 and 172 eastbound, about 10 miles east of Williams.

Patch work and asphalt overlays also will continue on State Route 89A in Oak Creek Canyon.