IndyCars produce sound levels averaging 110 to 120 decibels (dB) at 50 feet, peaking at 130 dB during full-throttle passes at ...

Drivers in Richland can expect several highway projects this summer, with WSDOT crews working diligently to enhance road ...

Superior Transparent Noise Barriers LLC has brought innovative solutions to the bustling Van Wyck Expressway in New York, ...