Eagle Mountain Landfill and Recycling Center, Eagle Mountain California - Performed a technical noise analysis for the proposed conversion of the Eagle Mountain Mine to a Landfill and recycling center. Methods of transferring waste to the site include using truck and rail along established routes. Performed analysis of noise increases due to increased truck traffic rail noise, and operational noise associated with the facility.

Hall-Buck Marine Grain Terminal, Portland Oregon - Performed noise and vibration analysis for the proposed grain transfer terminal. Analyzed potential noise impacts due to terminal operation and made recommendations for noise mitigation. Predicted noise levels for system operations, including rail operations, rail squeak on tight radius corners, locomotive and car coupling, and car dumping operations. Assisted in the design of an insulated rail car dumping structure. Performed acoustic analysis on other noise sources related to the project, such as conveyors, loaders, and miscellaneous pumps and motors.

Alaska - Juneau Mine, Echo Bay Mining, Juneau Alaska - Performed a noise technical study for a gold mining operations. Measured existing noise environment near the proposed mine and at nearby noise sensitive receptors. Prepared an existing conditions noise technical report as part of an Environmental Protection Agency (EPA) review of the proposed operations.

Installation of Sewer Pipe for the Tanner Creek Project, City of Portland, Portland, Oregon - Performed a technical noise analysis for construction related impacts due to the installation of a sewer pipe along a busy arterial. Considered construction activities during evening and nighttime hours for reduced traffic impacts.

Manufactured Home Insulation Testing, Delta Management Company, Vancouver Washington - Performed noise certification testing for a proposed manufactured home park located near Portland International Airport. Calculated sound transmission factor and indoor Ldn.

Browning Rifle Noise Testing - Performed noise testing under field conditions for a Browning rifle. Compared noise levels from several positions around subject, compared against previous epidemiological studies and data for similar weapons.

McKay Lodge Noise Study and Analysis for WBGS Architects, Eugene Oregon - Performed noise certification analysis for the Mckay Lodge in Eugene Oregon. Recommended noise reducing materials for the walls and ceiling of the proposed structure.

Interstate 90 Corporate Park Development, Issaquah, Washington - Performed a noise analysis in accordance with the King County Noise Ordinances for the proposed corporate and retail park in Issaquah, Washington. Performed traffic noise analysis for Interstate 90, State Route 900 and other surrounding roads due to increased traffic from operation of the corporate park.

Evergreen Master Plan Housing Development, City of Davis, California - Performed noise analysis for proposed housing development in the city of Davis, California. Analysis included potential noise impacts due to nearby highways and increased traffic from the development. Designed noise barriers to assure the proposed development would meet City of Davis noise regulations.

INTEL Corporation, Hillsboro, Oregon - Completed calibration of a semi-anechoic chamber in accordance with American National Standards Institute (ANSI) standard S1.34-1980, Sound Power Levels of Noise Sources for Free-Field Conditions Over a Reflecting Plane.

West Point Secondary Sewage Treatment Facility, Seattle, Washington - Prepared noise mitigation plan during construction and operation of the facility. The plan included truck haul route transportation noise mitigation, general construction noise mitigation, and start-up operation mitigation.

Chang Bing Industrial Park, Chang Bing, Taiwan - Conducted noise analysis and review of existing data. Assisted in finalizing master noise control plan with sub-consultants.

Hewlett Packard Manufacturing Facility, Boise, Idaho - Performed acoustic analysis of noise for production line and determined potential impact on adjacent office area. Designed noise reducing partitions and barriers to reduce the noise levels in both the office area and near the production line.

Union Pacific Railroad, Long Beach, California - Performed detailed noise analysis for the placement of acoustic noise barriers. Designed a custom software package to analyze noise levels due to train traffic based on the Wyle Laboratories Railway Noise Prediction Model.

Barrow Elementary School, Barrow, Alaska - Performed noise analysis of heating ventilation and air conditioning system. Recommended noise silencers and ducting relocation to reduce noise levels in the library and classrooms.

Scott Paper Cogeneration Facility, Everett, Washington - Performed noise analysis for the installation of a proposed Cogeneration Facility at the Everett Scott Paper Plant. Projected Noise levels due to construction, installation and operation of the proposed facility and suggested appropriate mitigation measures where impacts were discovered.

Hawaii Electric, Honolulu, Hawaii - Performed a noise analysis for the proposed installation of a diesel-fired power generation facility at Kona, Hawaii. Performed on-site noise measurements to determine ambient noise levels in their immediate area. Predicted noise level impacts due to the construction and operation of the proposed facility and suggested mitigation in the form of silencers and acoustic housing where needed.

Fort Knox Mining, Fairbanks, Alaska - Performed a noise technical study for proposed open pit gold mining operations 10 miles outside Fairbanks. Measured existing noise environment near the proposed mine and at nearby noise sensitive receptors. Calculated noise levels for normal mining operations, including heavy machinery operation, blasting, and auxiliary equipment. Recommendation mitigation measures where necessary.