Waste

Herrera approaches every solid waste management and site remediation and reclamation project as an opportunity to make the world a better place. We offer engineering and environmental services for all aspects of these projects, from site assessments, planning, and design to impact assessments, permitting, and construction oversight.

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Phil Coughlan

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Featured Projects

Port Angeles, WA

Port Angeles Landfill Stabilization

Seattle, WA

Seattle South Transfer Station Phase II Design Completion

Maple Valley, WA

Cedar Hills Landfill Development Alternatives