ACTC I-80 (SR13) / Ashby Interchange
Noise study report of the impacts at noise sensitive uses near the project, including residences, a school, and public parks.
I-880 North Safety Improvements
Computer models of future traffic/lane alignment, identification of noise sensitive receivers (including a nearby school), as well as potential construction noise.
SR 84 Expressway
Long-term noise surveys, modeling of existing roadway/proposed alternatives, traffic noise impacts on residences, and effectiveness of existing noise barriers.