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Environmental Engineering  ProjectsAn extensive background in interpreting and addressing today's regulatory requirements makes Duffield Associates one of the region's most active consulting firms in environmental issues. The technological strength and practical experience of our Environmental Group-augmented by our ability to skillfully negotiate the maze of policies and regulations enforced by local, state and federal agencies-ensure cost-effective solutions to our clients' most pressing environmental problems.

Duffield Associates is a founding member of the American Council of Engineering Companies (ACEC) Environmental Business Committee, an organization of 50 consulting engineering firms committed to providing state-of-the-art services involving hazardous waste management, brownfield remediation, and environmental investigation and clean-up.

Services provided include:
  • Regulatory Programs (development, permits, training, implementation, compliance monitoring, inspections & audits, grant applications & support)
    - Air, water, wastewater, stormwater, wastes
    - RCRA, CERCLA, VCP
    - TSCA (asbestos & PCBs), TRI, HazComm
    - NPDES, SPCC
    - Coastal zone land use management
    - Underground and aboveground storage tanks
    - Phased Environmental Site Assessments

  • Site Remediation Services
    - Site investigations & feasibility studies
    - Remedial technology assessment and selection
    - Remedial design
    - Construction management
    - Cleanup
    - Site restoration & brownfields
    - Asbestos survey and abatement


  • Environmental Sampling & Evaluation


  • Indoor Air Quality


  • Wetlands Programs
    - Identification and delineation
    - Mitigation design
    - Functional assessment


  • Special Services
    - Human Health and Ecological Risk Assessments
    - Dredged material evaluations
    - Geographic Information Systems (GIS)
    - Expert testimony
    - Agency liaison
    - Hydrogeologic investigations

 

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