Silicon Valley BART Extension


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.

California HSR Caltrain Corridor

San Francisco-San Jose, California

Environmental noise and vibration impact analysis for proposed 47-mile high speed rail corridor.

BART Extensions Program

San Francisco, California

Noise and vibration consulting services for all BART extensions (PAX, DPX, CSX, WSX, SFO).

NYMTA/LIRR East Side Access

New York, New York

Evaluated the groundborne noise and vibration impacts associated with operating commuter trains in subway tunnels. Worked with design team to develop groundborne noise control measures.

RTS Eagle P3 Rail Corridors

Denver, Colorado

Noise and vibration impact evaluation and control during the DB phase for 3 EMU rail corridors totaling 34 miles in length.

Queensland Rail


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.

Taoyuan Station – Taiwan HSR

Taiwan, PRC

Responsible for airborne and structure-borne noise analysis and control for trains traveling at up to 180mph through station.

San Francisco MTA Central Subway

San Francisco, California

Vibration impact analysis for new Muni subway. Conducted vibration propagation measurements to model groundborne noise/vibration levels inside surrounding buildings.

LA Metro Gold Line Eastside Extension

Los Angeles, California

Noise/vibration impact evaluation and control for a 1.9-mile LRT subway. Acoustical/noise control design for two underground stations.