Santa Clara County, California Noise and vibration for Tunnel and Line segments, EIR/EIS, prediction of airborne noise impacts from train ops, and evaluation of groundborne noise and vibration.
Sister Cities Blvd. Noise Study
S. San Francisco, California Sound measurements, traffic noise modeling and analysis to determine the need for a westward extension of the existing sound wall.
I-880 to Mission Boulevard East-West Connector
Fremont & Union City, California Vibration study of potential construction and operation impacts from proposed East-West Connector between I-880 and SR 238.