About Us

WJV Acoustics, Inc. (WJVA) is an acoustical consulting firm offering comprehensive services in environmental noise assessment and control, and in architectural acoustics.  The firm’s capabilities include a complete range of acoustical services, with special emphasis on community and environmental noise issues and project compliance.  Founded in 1981 as Brown-Buntin Associates, and now operating as WJVA, the firm has worked throughout the state of California, as well as nationally…

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Noise Control Engineering

WJVA provides consulting services in noise control for industrial facilities such as pump stations, water treatment plants, and electrical distribution/receiving yards.  The scope of work typically consists of ambient noise measurements, equipment noise level and frequency content measurements, prediction of project noise levels as proposed, assessment of compliance with the relevant noise standards, and development of mitigation measures.  The mitigation measures may include equipment noise emission specifications, enclosures, acoustical louvers and silencers, absorptive treatments, and noise barriers.  Our clients have included public agencies such as cities, counties, and water or public utility...
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Transportation Noise

WJVA offers traffic noise assessment services for roadway improvement projects, especially those requiring Caltrans approvals.  To meet current Caltrans requirements, WJVA uses the U.S. DOT Traffic Noise Model (TNM) Version 2.5 to describe traffic noise exposures.  This program allows digitizing of roadway geometry, barriers, and receiver locations for analysis of complex situations.  The TNM is routinely calibrated using on-site noise level measurements to ensure that the results reflect actual field conditions.  Additional ambient noise measurements are conducted to describe peak hour traffic noise levels.  Traffic noise impacts are evaluated in accordance with the Caltrans Traffic Noise Protocol, following the Caltrans...
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