300-degree asphalt: Cobb crews endure summer extremes

300-degree asphalt: Cobb crews endure summer extremes
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As temperatures climb across metro Atlanta, Cobb County Department of Transportation crews are taking extra precautions to stay safe while working outdoors.[DOWNLOAD: Free WSB-TV News app for alerts as news breaks]“The number one thing we look at is the heat index,” said Cobb County DOT Dep. Dire...