INVESTIGATION AND MITIGATION OF SOLID AND HAZARDOUS WASTE SITES Amendment #4

The Ohio Department of Administrative Services (DAS) Competitive Selection Two-Phase IDV (CSP904622-9) provides comprehensive environmental services across state agencies and the Ohio Environmental Protection Agency. The contract covers critical environmental assessment and mitigation activities, including Phase I and Phase II environmental site assessments, asbestos surveys, remediation services, solid and hazardous waste site investigations, environmental drilling, waste transportation and disposal, and chemical testing. Services are structured with diverse labor classifications ranging from Field Technicians to Senior Engineers, enabling flexible environmental consulting and assessment capabilities.

CT Consultants Inc. serves as the prime contractor for this mandatory use state contract, with an initial performance period from January 1, 2022, and a mutual renewal through November 30, 2025. The contract, geographically covering Ohio and utilizing multiple subcontractors, is a competitive selection two-phase contract type with a 10% markup allowance on subcontracted services, equipment rental, and supply costs. While no specific total contract value is provided, the IDV offers hourly rates between $73.50 and $147.00 and does not guarantee a specific service volume, providing Ohio state agencies with a flexible environmental services procurement mechanism.