60 years tunnel lighting system in Arizona,USA changed into LED

Arizona Subilier use a nearby tunnel will be 60 years LED lighting replacement in 2015, the tunnel will become Arizona's first tunnel using LED lighting.

Tunnel will replace the LED lighting system can automatically adjust lighting based on the environment and natural conditions. In addition, maintenance and replacement also can save a lot of costs and provide greater convenience, are required to close the tunnel when the tunnel during conventional lighting replacement, so that road traffic has been greatly affected.

The lighting replacement project funds totaling approximately $ 3.8 million, of which the United States Federal Highway Administration allocated $ 1 million for the project to the Arizona Department of Transportation, and the remaining $ 2.8 million will be ADOT companies to raise.