Rail/Transit

Seattle, Washington Noise, vibration, and groundborne noise discipline task manager for final design of complex new 8.5-mile light rail extension through four communities.

Los Angeles, California Services for Sec. 2 include station acoustics design for both underground stations and trackwork design for groundborne noise and vibration control.

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.

Los Angeles, California Measurement and analysis of potential groundborne noise and vibration impacts for 1.6-mile tunnel alignment. Work also included station acoustics and measurements in nearby sensitive arts facilities.

San Francisco-Merced, California Certified EIR/EIS: Conducted detailed noise and vibration analyses and impact assessments for two of the project sections.

Atlanta, Georgia Tasks that include all aspects of track, vehicle, and station noise and vibration to address design, operation, maintenance, and legal issues.

Phoenix, Arizona Noise and vibration test plan per Metro test specification. Wayside and interior noise and vibration measurements as part of the commissioning process.

New York, New York Evaluated the groundborne noise and vibration impacts through granite. Worked with design team to develop groundborne noise control measures.

Seattle to Northgate Stations, Washington Design of tunnels, track work at the U-District Station, groundborne noise and vibration control trackwork components with a 5-Hz floating track slab below UW.

Cambridge, Somerville & Medford, MA Noise and vibration impact assessment and measurements, and final design of noise barriers and vibration mitigation measures for final design.