I-40

This year will be filled with highway system improvements for northern Arizona travelers, including the start of the latest Arizona Department of Transportation project expanding US 93 to four-lane divided highway between Wickenburg and Interstate 40.

With Arizona Department of Transportation projects improving Interstate 17 and Interstate 40 around Flagstaff approaching a winter hiatus, the area now has upgraded bridge decks, two new bridges and 20 total miles of rebuilt roadway. There are also many more miles of fresh pavement, with additional paving to come when warmer temperatures return.

While we're replacing decks on three bridges along the route between I-40 and Seligman's west side, there's convenient access from I-40 to the town's east side.

An Arizona Department of Transportation project that’s rebuilding 5 miles of Interstate 40 near Williams has been ranked in the nation’s top 10 by Roads & Bridges, a construction industry publication.

Beulah Boulevard will close overnights at Interstate 40 in Flagstaff for the next two weeks while crews pour new bridge decks and remove support structures.

An Interstate 40 paving project east of Williams continues to move forward with crews completing work to rebuild 5 westbound miles of the freeway between mileposts 167 and 172 and preparing for a traffic switch Thursday, July 12, that will move traffic back to the westbound lanes, according to the Arizona Department of Transportation.

Signs will direct you to I-40 Exit 123, which connects to and from the Old Route 66 community.

Interstate 17 will close overnights at the I-17/I-40 interchange in Flagstaff for the next two weeks while crews set up support structures in order to replace the I-40 bridge decks.

ADOT is replacing pavement on northbound Interstate 17 in the high country.

The transition ramp from Interstate 17 northbound to Interstate 40 westbound is closed for construction until the end of the year.

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.