Construction of Tri-Met Light Rail Tunnel, Portland, Oregon - Performed vibration analysis on the construction of two 3-mile light rail tunnels. Measured vibration levels related to surface and tunnel blasting and other miscellaneous construction and mining activities including a 21 foot diameter hard rock tunnel boring machine , shown below.

Construction of the Hillsboro Extension for the Portland Light Rail System, Hillsboro, Oregon - Performed vibration analysis for the installation of new bridges and track bed on the six mile Hillsboro Light Rail extension.

Vibration Analysis, INTEL Corporation, Hillsboro, Oregon - Detailed modal analysis on a video board and a vibration analysis on an operating system's crystals for resonance frequencies; recommended mounting procedures.

Vibration Analysis, Oregonian Newspaper, Portland, Oregon - Performed vibration analysis on a paper-loading crane for transmitted vibration and acoustic noise into an adjacent building; also designed and built a permanent noise monitoring alarm system.

Human Vibration Analysis, National Seating Corporation, St. Paul, Minnesota - Complete human occupational vibration analysis on drivers' seats of transit buses in several states; performed testing in accordance with a proposed ANSI standard with tractability to National Institute of Standards and Technology (NIST) standards. Testified as expert witness on human occupational vibration in a court trial.

Vibration Analysis, Union Carbide Crystals Division of Washougal, Washington - Vibration monitoring for seismic and low levels of vibration on automated crystal growing systems. Made recommendations on reducing vibration and increasing reliability of crystal growing operations.

Vibration Analysis, Hewlett-Packard in Corvallis, Oregon - Low-level vibration analysis on the Inkjet© cartridge production line. Made recommendations on reducing vibration and new plant construction.

Machine Condition Monitoring Analysis, International Paper, Coos Bay, Oregon - Installed vibration analysis and machine condition monitoring system. Trained personnel on the operation of the monitoring system, and assisted with general system operation.

Pneumatic Tool Vibration Testing, Portland, Oregon - Performed vibration testing of pneumatic power tools in field conditions. Analysis included frequency spectrum analysis of with respect to relevant ANSI, ISO, and ACGIH guidelines for hand-arm vibration related to Raynaud’s white finger syndrome.

Milwaukee Electric Vibration Tool Testing, Kansas City Kansas - Performed vibration testing of electric polisher in field conditions. Analysis included frequency spectrum analysis of with respect to relevant ANSI, ISO, and ACGIH guidelines for hand-arm vibration related to Raynaud’s white finger syndrome.