SEPTA Elevated Structure

Philadelphia, Pennsylvania

Performed vibration monitoring during construction demolition. Assessed potential for cosmetic and structural damage to nearby residential buildings.

Carroll Gardens/Gowanus Canal

Brooklyn, New York

Evaluated potential noise and vibration from remediation work on industrial land. Performed studies to assess propagation to nearby residences and rail structure.

New York Presbyterian Heart Center

New York, New York

Noise and vibration measurements during blasting and construction to minimize adverse effects on imaging equipment and building occupants of adjacent facility.

MacArthur BART Transit Village

Oakland, California

Noise and vibration monitoring of demolition and construction of transit village development to adjacent Medical Center and residential buildings.

Moscone Expansion Phase III

San Francisco, California

Monitoring of noise and vibration during construction. Documenting pre-construction noise and vibration levels. Real-time data monitoring and warnings.

SFMTA Third Street Light Rail

San Francisco, California

Construction noise and vibration monitoring, plus effects of soil, track structure, rail/wheel conditions, dynamic building response from vehicle vibration.

BART Earthquake Safety Program

San Francisco Bay Area, California

Noise and vibration monitoring near a ventilation shaft, as well as vibration monitoring inside the Transbay Tube during construction for soil consolidation.

Alaskan Way / SR-99 Bored Tunnel Alternative

Seattle, Washington

Vibration monitoring and mitigation plan for tunnel boring machine (TBM) mining, soil improvement activities, and construction of tunnel portals for replacement of existing viaduct section.

EBMUD Irvington Tunnel / Alameda Siphons

Fremont, California

Construction of a new 132-inch tunnel to transmit Hetch Hetchy water. Work involved conducting an construction noise and vibration impact assessment.