Solar-powered road signs saving Springs money 
by Jonathan Easley
Published: November 15,2010
Time posted: 10:42 am
Tags: Colorado Department of Transportation, Energy, solar power, traffic
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Solar powered speed zone signs in school zones have saved Colorado Springs $1 million, city traffic engineers say.
The signs require less maintenance and are cheaper and quicker to install than traditional systems.
The Colorado Department of Transportation also uses the solar powered signs in construction zones on major roadways.
Read more here.
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