Sound Transit Lynnwood Link Extention

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.

VTA BART Silicon Valley Extension

Santa Clara County, California Noise and vibration for Tunnel and Line segments, EIR/EIS, prediction of airborne noise impacts from train operations, and evaluation of groundborne noise and vibration.

Valley Metro Siemens Light Rail Vehicle Testing

Phoenix, Arizona Developed a noise and vibration test plan per Valley Metro test specification. Conducted wayside and interior noise and vibration measurements as part of the commissioning process.

Sound Transit University of Washington Northgate Link

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

WMATA Green Line Groundborne Noise Study

Washington, DC Collecting ground-borne noise and vibration data during normal operations in response to homeowner complaints. Measuring rail roughness in the tunnel along sections of the track corresponding to those homes.

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