Unofficial Notice of Invitation to Bid (NIB)

General Bid Items

• Quantity: -  Unit: -  Work Item: Mobilization/Demobilization. Specifications: Includes all equipment, materials, tools, personnel, required bonds, encroachment permits, inspection fees, business licenses, Health and Safety Plan submission, daily transportation/per diem, equipment, and operating supplies to central staging area in Fountain Valley, CA.
• Quantity: -  Unit: -  Work Item: Wellhead Access (Legacy Wells). Specifications: Dismantle injection wellhead manifold, transport manifold and eductor pipe to temporary storage, install temporary riser extension (6-inch flange) to near ground level, cover electrical instrumentation, reinstall manifold piping and assist in well service. Work in 10-foot deep vaults, potentially artesian C-5 confined spaces.
• Quantity: -  Unit: -  Work Item: Wellhead Access (Modern Wells). Specifications: Dismantle injection wellhead manifold, transport manifold assembly and eductor pipe/down-well flow control valve (FCV) to temporary storage, reinstall manifold piping and assist in well service. FCV removal/installation procedures to follow Manufacturer (Baski) guidelines.
• Quantity: -  Unit: -  Work Item: Wellhead Access (Mid-Basin Injection Wells). Specifications: Pull all column pipe, pump, submersible motor, and Baski flow control valve (FCV); cover and store on-site; reinstall drop pipe, FCV, and well head piping/assist in well service. FCV removal/installation procedures to follow Manufacturer (Baski) guidelines.
• Quantity: -  Unit: -  Work Item: Fabrications. Specifications: Fabricate specialized tools as required by OCWD; contractor to purchase materials and parts with reimbursement at cost plus 15% including applicable tax.
• Quantity: -  Unit: -  Work Item: Static Water Level Measurements. Specifications: Daily measurement using OCWD-provided electric sounder to nearest 100th of a foot; recorded on OCWD forms against a specified reference point.
• Quantity: -  Unit: -  Work Item: Gravel Feed Tube Maintenance. Specifications: Measure gravel feed tube levels before and after redevelopment using bottom-hole sounder; replenish tubes with OCWD approved filter pack; secure caps to be watertight.
• Quantity: -  Unit: -  Work Item: High Volume Purge (Legacy Wells). Specifications: Air-lift method using 1.25-inch flush-threaded pipe with "turn-around- tool" fitting; 60% to 80% submergence for 250+ GPM using 140psi/400 scfm compressor. Return fluids through OCWD-provided 4,000-gallon settlement tank with hydrocyclone and baffles. Discharge to nearest storm drain or sewer man-hole.
• Quantity: -  Unit: -  Work Item: Bottom-Hole Cleanout (Legacy Wells). Specifications: Air-lift fill material using maximum 2.5-inch outer diameter flush-thread pipe eductor with ½-inch or 1¼-inch internal diameter air line.
• Quantity: -  Unit: -  Work Item: Mechanical Redevelopment (Modern/Mid-Basin Injection Wells). Specifications: Dual swab air-lift pumping using close-fitting double swabs (max 1/8-inch smaller than screen ID), separated by a 15-foot perforated pipe section. Swab tool designed for flow of at least 300 GPM. Airlift discharge to storm drain receptacle.
• Quantity: -  Unit: -  Work Item: Rig Operations. Specifications: Provide hoist rig unit, tools, pipe, sounders, accessories, fuel, materials, supplies; hoist/crane rated for total combined weight of heaviest pipe string with minimum 3:1 safety factor. Air compressor (min 140 psi, 300-400 cfm) with external air-oil separator and silencing muffler. Fabricate 4-inch discharge head with dump valve and silencing air muffler. Provide pressure gauges (0-160 psig).
• Quantity: -  Unit: -  Work Item: Miscellaneous Non-Rig Operations. Specifications: Measuring and adding gravel to feed tubes, removing sediment from settlement tank, debris cleanup and disposal at OCWD yard, cleaning well vaults and sumps.
• Quantity: -  Unit: -  Work Item: Traffic Control. Specifications: Provide all lane closure equipment and permits per City of Fountain Valley Handbook.
• Quantity: -  Unit: -  Work Item: Personal Air Monitoring Device. Specifications: Contractor-provided device to be worn inside well vaults, monitoring for low oxygen, hydrogen sulfide, carbon monoxide, and lower explosive limit. Logs of levels required daily.
• Quantity: -  Unit: -  Work Item: Fluid Transfer Pumps (Legacy Wells). Specifications: Trash pumps with operational mufflers complying with City noise ordinances. Minimum 500-gallon portable open top tank to transfer fluids from well to OCWD-provided settlement tank.
• Quantity: -  Unit: -  Work Item: Pipe, Hoses, Fittings, and Supplies (Legacy Wells). Specifications: Plumbing fittings, hoses for discharge (700+ feet of 4-inch diameter hose), general fittings, bottom-hole sounder, fuel, air-line and air-lift discharge head with silencing air muffler and whip check safety restraints, blind flanges with 1/2" threaded outlet (minimum of three).
• Quantity: -  Unit: -  Work Item: Pipe, Hoses, Fittings, and Supplies (Modern Wells). Specifications: Pump rig (hoist/crane), support vehicles, compressors, hard pipe/eductor pipe, tight-fitting perforated swab, bottom hole sounder, gauges. 50 feet of 4-inch diameter lay-flat discharge hose.
• Quantity: -  Unit: -  Work Item: Pipe, Hoses, Fittings, and Supplies (Mid-Basin Injection Wells). Specifications: Pump rig (hoist/crane), air compressors, pipe, hoses, fittings, 50 feet of 4-inch diameter lay-flat discharge hose, fluid transfer pumps, bottom-hole sounder, fuel, air-line and air-lift discharge head with silencing air muffler, dual swab air-lift tool.

NAICS Classification

NAICS 237110 – Water and Sewer Line and Related Structures Construction (For specialized water well rehabilitation, including casing and screening work, and water supply infrastructure maintenance)., NAICS 238910 – Site Preparation Contractors (For activities such as equipment mobilization, site access preparation, dewatering, material handling, and site restoration at well locations)., NAICS 541620 – Environmental Consulting Services (For specialized technical oversight, water quality monitoring, and compliance with environmental regulations pertinent to groundwater injection and well redevelopment projects)., NAICS 213112 – Support Activities for Oil and Gas Operations (While often specific to oil/gas, this category encompasses specialized drilling and well servicing activities, including the use of heavy machinery for downhole operations, airlifting, and mechanical redevelopment, which aligns with the technical nature of injection well maintenance).

Records and Due Date

This bid opportunity was entered into BidAmerica on December 9, 2025, and was last updated on January 26, 2026. All bids and/or proposals are due on January 26, 2026.

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All bidders are responsible for reviewing and verifying all official bid documentation directly from the issuing agency. BidAmerica aggregates public bid information for advertisement purposes for contractors and government agencies convenience. This Notice of Invitation to Bid is for reference purposes only and is not an official or complete representation of any documents issued by Orange County Water District. BidAmerica does not guarantee the accuracy, completeness, or timeliness of any information displayed and shall not be held liable for any errors, omissions, misinterpretations, or damages resulting from reliance on this summary. Contractors must obtain all official information—including plans, specifications, addenda, deadlines, submission requirements, qualifications, and bidding conditions—directly from Orange County Water District prior to bidding.