Waste Management
East Oak Recycling and Disposal Facility, ODEQ Permit No. 3555036
Oklahoma County, Oklahoma

Biggs and Mathews has provided professional engineering, hydrogeologic characterizations, and construction phase services at the East Oak Recycling and Disposal Facility (RDF) located in Oklahoma County.  The professional services provided include geology and hydrogeology, environmental services, planning, engineering design, and construction management for numerous projects.  Projects have included revisions to the permit, construction of liners, leachate collection systems, stormwater control facilities, access roads, and truck wash facilities.  The success of these projects are based on solid communication with Waste Management in the decision process for permitting and design approach and establishing construction budgets.  The continued professional relationship with Waste Management and Biggs and Mathews demonstrates a professional commitment to the long-term success of the Waste Management’s East Oak RDF.

Environmental Services
Biggs and Mathews provided installation of groundwater monitoring wells and gas probes at the site.  We continue to provide comprehensive environmental services including groundwater sampling, analytical laboratory testing, statistical analysis and reporting.

Biggs and Mathews provides routine airspace estimates, airspace usage projections and optimization studies, interim fill and grading plans, and erosion control plans for the East Oak RDF.  We also provide evaluations and cost projections for the future development of the waste fill and soil borrow areas.

Engineering Design
Biggs and Mathews has provided engineering design and construction documents for over 40 acres of Subtitle D lined cells at the East Oak RDF.  We have also provided the design and construction documents for site improvements such as internal roads, drainage facilities, fuel storage facilities, litter fence, and truck wash facilities.

Construction Management
Biggs and Mathews has managed the construction of over $12,000,000 of improvements and development at the East Oak RDF.  We supported Waste Management with coordinating bids, selection of the contractors, and awarding contracts.  During construction we coordinated with the ODEQ, Waste Management, and the contractors. In addition, we reviewed submittals, issued change orders, resolved conflicts during construction, prepared the final construction reports, and administered the construction contracts.

Landfill Gas Services
Biggs and Mathews has provided landfill gas design/construction management services at the East Oak RDF since 2013.  This includes life of site GCCS design and budgeting, design and permitting of GCCS expansions, bidding assistance, construction management, survey, and CQA services during GCCS installations, and preparation of record drawings at the conclusion of each project.  In addition, Biggs and Mathews also assists Waste Management with NSPS compliance, GCCS troubleshooting, and LFG remediation services as necessary at the site.


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