Design & Construction Services
Due Diligence
Environmental Compliance
Indoor Air Quality
(Mold Services Group)
Litigation Support
Operation & Maintenance
Site Investigation & Remediation
Water Resource Management

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OPERATION and MAINTENANCE GHH provides engineering, design, and construction solutions for environmental concerns in the areas of soil and groundwater remediation, site investigation and assessment, hazardous waste characterization, and landfill closures.

Integrated groundwater treatment and soil bioventing system

Soil remediation systems designed and constructed by GHH include:

  • Soil Vapor Extraction
  • Bioventing
  • Catalytic Oxidation
  • Land Farming
  • Chemical Fixation

Groundwater remediation systems designed and constructed by GHH include:

  • Air Stripping
  • Activated Carbon
  • Ultraviolet Oxidation
  • Chemical Treatment
  • Sparging
  • Membrane Filters

GHH has also completed the design and construction of clay caps, GCLs, gas extraction systems, flare units, and leachate recovery systems associated with landfill closures.

GHH's field support services include fully equipped sampling vehicles, a mobile analytical laboratory, emergency response vehicles (DOT hazardous waste certified), and several utility/construction vehicles. With these capabilities, GHH can provide comprehensive turnkey support to our design team, including:

Systems operation and maintenance
Emergency Response
Treatment system fabrication and installation
Monitoring Well Sampling

GHH's construction operations are based out of our Citrus Heights shop, and supported by field offices throughout California at various construction sites. GHH maintains a staff of 40-hour OSHA and emergency response trained personnel for our waste management operations.

Copyright © 2002 GHH Engineering