R.W. Thorpe & Associates – 410 Rock Quarry

Eastern, WA

Entech Northwest provided noise impact analyses for an existing rock quarry and additional equipment.

Solution:

Entech Northwest provided the following results for the project:

Examined the noise impacts of the rock quarry expansion and its additional equipment requirements.

Testified at the appeals hearing to confirm the project’s mitigated determination of non-significance status.

Benefits:

Noise impact mitigations included: the studied placement of the new crusher equipment in order to minimize any noise transmissions to adjacent residential areas, and the creation of an earth berm.