Wilson Ihrig

Visiting address

6001 Shellmound, Suite 400

California CA 94608

Emeryville

Postal address

6001 Shellmound, Suite 400

Emeryville , California CA 94608

United States of America

Contact

Tel (510) 658-6719

Fax (510) 652-4441

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Company information

We are a leader and a recognized international authority in rail transit noise and vibration. Our first transit project for BART in 1966 marked the beginning of successful, often pioneering, work on over 400 transit and rail projects in the United States and abroad. We have served as the systemwide acoustical consultant from the initial environmental impact phase through the engineering design phases for several U.S. rail systems. Our work for the Transportation Research Board, USDOT, and FTA has significantly advanced transit noise and vibration control around the world. Our continued success on projects is the result of innovative and cost-effective solutions and the unparalleled knowledge and experience of our professional staff.

Our projects include:

  • Environmental impact studies
  • Noise and vibration measurement
  • Alternatives analyses
  • Track vibration isolation
  • Transit vehicle interior noise
  • Transit vehicle ride quality
  • Station acoustics
  • FRA Quiet Zone studies
  • Aerial structures and tunnels
  • Grade separations
  • Yards and maintenance facilities
  • Construction noise and vibration monitoring

Noise and vibration studies for:

  • Heavy rail
  • Light rail
  • Commuter rail
  • High speed rail
  • Bus rapid transit
  • Railroads
  • Intermodal facilities
  • Automated people movers

Company information

Headquarters location 6001 Shellmound, Suite 400
California CA 94608
Emeryville
United States of America
Office locations
30 East 20th Street Suite 3RW
10003 New York
United States of America
19011 Woodinville Snohomish NE, Suite #200A
98072 Woodinville
United States of America
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