Your browser is no longer supported

For the best possible experience using our website we recommend you upgrade to a newer version or another browser.

Your browser appears to have cookies disabled. For the best experience of this website, please enable cookies in your browser

We'll assume we have your consent to use cookies, for example so you won't need to log in each time you visit our site.
Learn more


Protecting hearing without blocking sounds

All traffic management workers with Optima, the Managing Area Contractor (MAC) for Highways Agency Area 11, are to be issued with new ear protectors that block the damaging high frequency background noise made by constantly moving traffic, but still allow sounds such as voices and cars on rumble strips to be heard.

Subscribe for full online access and get...

  • Full, instant access to all stories
  • Customised email alerts straight to your inbox
  • Monthly print magazine

Register for guest access to keep reading and get..

  • A free taste of other selected news stories
  • Daily email newsletters

Already have a subscription or ICE membership? or