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Posts Tagged ‘ArizonaDOT’

Arizona DOT: Making Roads out of Recycled Tires

Thursday, May 1st, 2014
Arizona DOT: Making Roads out of Recycled Tires

For over 25 years, ADOT has been using rubberized asphalt on the Arizona highway system. In addition to providing smoother and quieter rides for drivers, rubberized asphalt lasts longer and costs less. Another bonus is that ADOT has recycled more than 15 million tires over the years.Take a look at how it’s done.

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Arizona DOT: Analyzing Dirt for Better Roads

Wednesday, March 26th, 2014
Arizona DOT: Analyzing Dirt for Better Roads

Arizona DOT’s Science of Transportation series takes you into a Phoenix materials lab to show you the process of sieve analysis: taking ground samples from future sites of structures or roadways and figuring out just what ADOT will be building on.

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Campe Verde, AZ: What it Takes to Build a Climbing Lane

Monday, March 10th, 2014
Campe Verde, AZ: What it Takes to Build a Climbing Lane

Arizona DOT breaks it down by the numbers: the cost, time, dirt excavated and scheduled closures that go into creating a new climbing lane (for slower traffic going uphill) near Camp Verde, AZ.

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Phoenix, AZ: Measuring Fire Damage on Bridge Structures

Tuesday, February 25th, 2014
Phoenix, AZ: Measuring Fire Damage on Bridge Structures

ADOT uses their Mobile Incident Command Vehicle equipped with infrared cameras, as well as on-site engineers, to analyze a Phoenix bridge for signs of damage after a major fire in the vicinity.

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Tucson, AZ: Prince Road Update

Monday, November 25th, 2013
Tucson, AZ: Prince Road Update

The Prince Road project in Tucson is now in its final phase. To help get there, ADOT recently set 22-120 foot long girders over the Union Pacific Railroad. The challenge – lifting these 113-ton girders into place without affecting the 40-60 trains that go through that area each day.

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Arizona DOT: Know Snow

Tuesday, November 19th, 2013
Arizona DOT: Know Snow

“Ultimately, if you’re behind a plow, you’re going to get from point A to point B,” says snowplow driver Justen Williams.
The biggest challenge ADOT snowplow drivers face while plowing is other vehicles. If you find yourself near an active plow, the safest place for you to be is at least 50 feet behind it. Let the plow clear the road ahead before you drive on it.
– ArizonaDOT on YouTube

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Phoenix, AZ: I-17 Flooding

Wednesday, September 11th, 2013
Phoenix, AZ: I-17 Flooding

Many parts of Arizona were hit by unseasonably heavy rains on Monday, September 9, 2013. The city of Phoenix was no exception.

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Bylas, AZ: Gila River Bridge

Wednesday, March 27th, 2013

The US 70 Gila River Bridge near Bylas, Arizona is the state’s fourth longest bridge, measuring 1,829 feet in length. ADOT has replaced the original bridge, built in 1957, with a new bridge. The $12.7 million project features wider travel lanes, emergency shoulders and a pedestrian walkway. – ArizonaDOT on YouTube

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Page, AZ: US 89 Pavement Buckle

Monday, February 25th, 2013

- ArizonaDOT on YouTube

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Arizona DOT: Building A Freeway – Prestressed Box Girders

Monday, January 21st, 2013

Prestressed box girder: a beam made from concrete and steel; prestressed within its elastic limit to counteract stresses that occur under the bridge’s load. Girder size depends on the unique design of a bridge. These girders are 96 feet long and weight 93,000 pounds.

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