Heritage Center- Geothermal Test Well

Cherokee Nation Cultural and Economic Development, L.L.C. issued solicitation 164953 for the drilling, logging, and testing of a geothermal test well at the Cherokee Heritage Center in Park Hill, Oklahoma. The project requires the installation of a 500-foot vertical borehole with a diameter between 4.5 and 6 inches, featuring a 1.25-inch High-Density Polyethylene thermally enhanced U-bend pipe assembly. The borehole must be tremie-grouted from the bottom up using thermally enhanced bentonite grout. Following a curing period of 48 to 72 hours, the contractor must conduct a formal Thermal Response Test operating continuously for at least 48 hours to evaluate underground thermal properties and geothermal yield potential. Key deliverables include a detailed driller's log of geologic strata and an as-built well diagram. Bidders must adhere to strict technical and professional standards, including IGSHPA certifications for loop contractors, installers, and fabricators. All piping and fittings must meet specific ASTM standards and be permanently indent marked for identification. The selection process will be based on the lowest and best bid, considering compliance, bidder and subcontractor qualifications, and financial ability. Proposals were due by October 21, 2026, and must be submitted via email using the prescribed bid form. Successful contractors are required to provide performance and payment bonds covering 100 percent of the contract award and maintain comprehensive liability insurance naming Cherokee Nation Businesses LLC as an additional insured. All site work must comply with the Cherokee Nation Businesses Code of Conduct and require formal utility locates via Okie811.