Republic Services, Inc.
CSC Disposal and Landfill
Ellis County, Texas MSW Permit No. 1209B

Biggs & Mathews has provided professional engineering services to Republic Services on the CSC Landfill since 2000. The professional services provided have included permitting, planning, engineering design, airspace calculations, construction documents and construction phase engineering services

The Biggs & Mathews project team has consisted of the engineer of record, geologist of record, and geotechnical engineer of record have prepared municipal solid waste permit modifications for the CSC Landfill. These permit modifications included civil engineering design, geotechnical engineering, and regulatory coordination in support of various permit modifications. The permit modifications have included revisions to excavation grades and leachate collection system, sequence of development, cost estimates for closure and postclosure care, and surface water management facilities.

Construction Documents
The Biggs and Mathews project team provided engineering design, construction phase services, and construction quality assurance for site improvements, liner systems, cover systems, leachate collection systems and drainage facilities.

Biggs and Mathews is responsible for all professional services related to the construction of landfill liners and covers since 2000 consisting of about 7-acres of lined area with the total construction cost of approximately $900,000. This project included the construction of a liner and leachate collection system, perimeter berm construction, and perimeter drainage systems. The engineering design included evaluation of excavation and earthfill requirements and development of a soil management plan to maximize use of soils. During the design phase Biggs & Mathews designed all of the project elements, and prepared the construction plans and specifications.

Construction Management
During the construction phases, Biggs & Mathews provided record surveying services, coordinated with the TCEQ, Repbulic and contractors, reviewed submittals, issued change orders requested by Republic, resolved conflicts, prepared the final construction reports and administered the construction contracts. Biggs & Mathews represented Republic as its construction manager during the construction projects


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