Arizona Department of Transportation

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http://www.azdot.gov

According to the International Roughness Index, 53% of Arizona's highways were rated as 'good condition' in 2018. ADOT started looking at preservation options.

Diamond Grinding Pilot Projects Show Promise as Cost-Effective Fix for Phoenix Highways

Returning Arizona highways to Portland Cement Concrete might just prove beneficial using diamond grinding as an alternative to the standard mill and fill. The outlook suggests a $3.9 billion reduction in maintenance costs over a 30-year period.

Arizona Transportation Board Approves Five-Year Construction Program

Projects feature an emphasis on preservation

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Randy Everett - Senior Division Administrator, Arizona DOT, Central District

According to the International Roughness Index, 53% of Arizona's highways were rated as 'good condition' in 2018. ADOT started looking at preservation options.

Diamond Grinding Pilot Projects Show Promise as Cost-Effective Fix for Phoenix Highways

Returning Arizona highways to Portland Cement Concrete might just prove beneficial using diamond grinding as an alternative to the standard mill and fill. The outlook suggests a $3.9 billion reduction in maintenance costs over a 30-year period.

Arizona Transportation Board Approves Five-Year Construction Program

Projects feature an emphasis on preservation