When it comes to highway sound barriers, pre-cast concrete has remained the industry standard because of a lack of acceptable, cost-effective alternatives. However, the Pennsylvania Turnpike ...

The new road stripes puzzling Texas drivers are reflective markings on highway barriers, added to help motorists judge curves ...

Silence really is golden — and homeowners are willing to pay more for it. Specifically, when traffic noise fades, home values tend to creep up. A new academic study by the National Bureau of Academic ...