The OAS team has provided the entire range of services in support of environmental programs from field services (sampling, drilling, analysis, monitoring programs) to developing strong, successful remediation strategies. OAS is experienced in remedial design and construction of remedies for mitigation of contamination associated with both solid and water media. We have performed implemented remedial strategies under CERCLA, RCRA UST Programs, Brownfields, and voluntary grams. Our team has been affiliated with environmental actions at over 20 Superfund sites.

Service areas:

• Site Investigation
• Feasibility Studies
• Modeling
• QC Management, Remediation Assessment & Evaluation
• Development of Project Scope & Specifications
• Systems Operation, Maintenance, & Monitoring
• Regulatory Permitting, Negotiations & Reporting
• Remedial Engineering
• Construction Management
• Closure Certification

Remedial Techniques :

• Physical and Chemical Treatment of Water
• Solidification/Stabilization of Soils, Sludges, & Sediments;
• Excavation, Treatment, & Disposal of Contaminated Solids
• In-situ & Ex-Situ Treatment of Contaminated Soils & Sediments
• Physical, Chemical, & Thermal Treatment of Off-gases

Tulsa COE Remediation Projects

Enviroment Canada
Nova Scotia Project

Pueblo of Laguna Mine Closure

Remediation of Tribal Lands