Provision of Drilling Waste Management Services on Land, Swamp & Offshore Locations

• Country: Nigeria
• Summary: Provision of Drilling Waste Management Services on Land, Swamp & Offshore Locations
• NGT Ref No: 72051944
• Deadline: 10 Oct 2022
• Financier: Self Financed
• Purchaser Ownership: Government
• Tender Value: Refer Document
• Notice Type: Tender
• Document Ref. No.: CW669829
• Purchaser's Detail:
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• Description:
• Tenders are invited for Tender Opportunity: Provision of Drilling Waste Management Services on Land, Swamp & Offshore Locations SCOPE OF WORK The general scope of work is the provision of drilling waste management services for POBM cuttings treatment, spent Water-Based Mud, Brines, non-drilling effluents and top-hole cuttings under the following packages: 1. Package A: Water-Based Mud (WBM) treatment and Top-Hole Cuttings (THC) evacuation on Land and Swamp locations CONTRACTOR shall provide all work necessary and incidental to the satisfactory provisions of: • Collection, containment, handling and treatment of spent water-based mud. • Collection, containment, handling, and treatment on-site of all brine, deck/ drain, run-off, and other non-drilling effluents. • Testing (Laboratory analysis) and disposal of treated fluids and solids; the treated fluids must conform to regulatory requirement for on-site discharge into the environment (offshore only). • Collection, containment, handling, transportation and deposition of top-hole cuttings drilled with water-based mud from land and swamp locations / SPDC jetty or any other nominated jetty at SPDC-s NUPRC approved legacy sites. • All pre-mobbed equipment and personnel required to carry out work scope • Technical description of work plan for the entire water-based mud section up to the point of disposal of the cuttings and treated “clean” water that meets the specifications outlined in the EGASPIN 2018 for each well as part of the Drilling Waste Management plan for planned wells. • Submission of report to the COMPANY showing total waste collected and treated including the residual contaminants values against NUPRC regulations • Submission of report to the COMPANY showing total waste collected and deposited at SPDC-s NUPRC approved legacy sites. • All services must be rendered in strict accordance with regulatory standards set by NUPRC. 2. Package B: Pseudo Oil-Based Mud (POBM) cuttings treatment and Water-Based Mud (WBM) disposal services using Thermal Desorption Unit (TDU) on Land and Swamp locations. CONTRACTOR shall provide all work necessary and incidental to the satisfactory provisions of: • Collection, drying, containment, storage, handling, transportation, weighing and treatment via a high/low thermal processing (desorption) of POBM cuttings and oily waste fluids/sludge from land and swamp locations, from SPDC jetty or any other designated jetties at contractor-s TDU (processing at contractor-s site) with the appropriate NUPRC permits (including but not limited to TDU permit and secondary waste permit). • Collection, containment, storage, handling, transportation, treatment and disposal of oil-contaminated surface hole drilled cuttings, all excess mud, excess brine, spent chemicals, deck run-off and other waste fluids generated from well operations. • Provision of all equipment, personnel and materials required to execute the POBM based cuttings and fluids treatment scope of work. • Recovery of oil from dried and processed cuttings/ sludge that is not cracked and can be reused for the formulation of drilling mud/ fluids. • Storage of recovered oil from thermal de-sorption process of POBM cuttings/sludge before being collected and transported away by SPDC. SPDC to provide transportation of recovered base oil to any designated SPDC location upon request. • Disposal of resulting residue (clean cuttings/ash) in a manner approved by regulatory authorities and SPDC. • Collection, containment, handling, transportation of treated Water-Based Mud (WBM) to contractor facility for incineration/ processing at TDU and disposal. • Technical description of how it intends to carry out these services from drilling of the intermediate hole section (using POBM) up to the point of discharge of the treated cuttings and recovery of oil. • All services must be rendered with strict accordance to regulatory standards set by the NUPRC. 3. Package C: Drilling waste management on Offshore locations CONTRACTOR shall provide all work necessary and incidental to the satisfactory provisions of: • Provision of dryer capable of drying POBM cuttings to 200ft and distance of 12nm from shore and clean-up of vessel under-tank. This includes the provision of hydraulic submersible pumps, slurrification unit, automatic tank cleaning system, chemicals (polymers), hoses and personnel • Handling of top-hole cuttings, including provision and installation of equipment for the transfer of top-hole cuttings from rig to storage tank on a marine vessel (not limited to slurrification unit, hoses, hydraulic submersible pumps, chemicals to keep cuttings in suspension etc) • Disposal of spent water-based mud (including brines) in a manner approved by regulatory authorities and SPDC • Provision of all equipment, personnel and materials required to execute the drilling waste management on offshore locations scope of work. • Submission of report to the COMPANY showing total waste collected and disposed and any other required information • All services must be rendered with strict accordance to regulatory standards set by the NUPRC.
• Documents:

 Tender Notice