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.

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.

Queensland Rail

Australia

Review of wheel/rail noise control procedures on narrow and standard gauge tracks, as well as assessment of wheel squeal, rail fastener stiffness, and wheel/rail contact conditions.