Even if the idea of reading about sound barriers seems dull to you, the report also includes some great vintage imagery of America's roads and the chance to build your own highway wall out of paper.

Nick Krobot, engineer and assistant environmental manager with PennDOT District 11, said the PennDOT team knew it was going to have sound barriers and wanted road users to have “a good experienc ...

Researchers at Germany's Fraunhofer Institute for Solar Energy Systems ISE (Fraunhofer ISE) are field-testing new module concepts to integrate into noise barrier walls alongside roadways or railways.

The made-in-Canada barriers are designed to improve highway aesthetics, while offering a noise reduction coefficient of up to 0.7 and emissions-free electricity production. Both transparent and ...