03 Jan 2018
No more noise – CRB Noise barriers
By Staff Writer
Karin Johns, Freelance Journalist, investigates the effectiveness of pre-cast interlocking concrete block retaining walls in reducing highway traffic noise, as well as the urgency of reducing noise pollution – unwanted human-created sound that disrupts the environment – in South Africa. How concrete acoustic barriers work According to British Precast, trade body for the United Kingdom precast...
