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Unofficial Notice of Invitation to Bid (NIB)

Shafter City is seeking bids from qualified and interested contractors for the following project titled, Well 22/23 Drilling Project, identified under Solicitation ID: PW2026-02. Work is to be performed near 720 Commerce Way, Shafter, CA 93263, USA in Kern County.

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General Project Description

This project involves the drilling and construction of Municipal Water Well No. 22 and optionally Well No. 23, utilizing the reverse rotary drilling method. The scope includes furnishing all labor, materials, equipment, tools, services, transportation, permits, utilities, and all other items necessary for the well drilling. Key components involve drilling an approximate 1,200-foot deep pilot hole, conducting geophysical logging, performing water quality sampling, reaming the pilot hole, constructing a production well, and placing all casing, gravel pack, and seals, followed by cleanup. The project also entails well development by air-lifting, swabbing, pumping, and surging, as well as production testing and well videoing.

General Bid Items

  • Quantity: 1  Unit: LS  Work Item: Mobilization, Demobilization, and Clean-Up (Well No. 22 - Base Bid)
  • Quantity: 50  Unit: LF  Work Item: Conductor Casing (Well No. 22 - Base Bid - Drill 50' deep 48" dia. hole, furnish and install 50' of 36" I.D. x 3/8" wall conductor pipe, grout in place)
  • Quantity: 1150  Unit: LF  Work Item: Drill 18" Diameter Pilot Hole (Well No. 22 - Base Bid - to a total depth of 1,200 ft)
  • Quantity: 6  Unit: EA  Work Item: Formation Sampling (Well No. 22 - Base Bid - By Placing Sampling Tool, Air-Lifting, and Pumping)
  • Quantity: 1130  Unit: LF  Work Item: Ream Pilot Hole to 34” & 28" Diameter (Well No. 22 - Base Bid - to a total depth of 1,180’)
  • Quantity: 825  Unit: LF  Work Item: Furnish and install 16" I.D. x 5/16" wall blank casing (Well No. 22 - Base Bid - 0' to 835’ and 1,150' to 1,160')
  • Quantity: 315  Unit: LF  Work Item: Furnish and install 16" I.D. x 5/16" wall “ful-flo” louvered casing (Well No. 22 - Base Bid - 835’ to 1,150')
  • Quantity: 1  Unit: EA  Work Item: Furnish and install 20’ Compression Section (Well No. 22 - Base Bid - 810’ to 830’)
  • Quantity: 813  Unit: LF  Work Item: Furnish and install 4" dia. gravel feed tube (Well No. 22 - Base Bid)
  • Quantity: 1  Unit: LS  Work Item: Mobilization, Demobilization, and Clean-Up (Well No. 23 - Bid Alternate)
  • Quantity: 50  Unit: LF  Work Item: Conductor Casing (Well No. 23 - Bid Alternate - Drill 50' deep 48" dia. hole, furnish and install 50' of 36" I.D. x 3/8" wall conductor pipe, grout in place)
  • Quantity: 1150  Unit: LF  Work Item: Drill 18" Diameter Pilot Hole (Well No. 23 - Bid Alternate - to a total depth of 1,200 ft)
  • Quantity: 6  Unit: EA  Work Item: Formation Sampling (Well No. 23 - Bid Alternate - By Placing Sampling Tool, Air-Lifting, and Pumping)
  • Quantity: 1130  Unit: LF  Work Item: Ream Pilot Hole to 34” & 28" Diameter (Well No. 23 - Bid Alternate - to a total depth of 1,180’)
  • Quantity: 825  Unit: LF  Work Item: Furnish and install 16" I.D. x 5/16" wall blank casing (Well No. 23 - Bid Alternate - 0' to 835’ and 1,150' to 1,160')
  • Quantity: 315  Unit: LF  Work Item: Furnish and install 16" I.D. x 5/16" wall “ful-flo” louvered casing (Well No. 23 - Bid Alternate - 835’ to 1,150')

NAICS Classification

NAICS 237110 – Water and Sewer Line and Related Structures Construction

Records and Due Date

This bid opportunity was entered into BidAmerica on January 20, 2026, and was last updated on February 6, 2026. All bids and/or proposals are due on February 6, 2026.

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Legal Disclaimer

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 Shafter City. 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 Shafter City prior to bidding.

Well 22/23 Drilling Project - Bid Opportunity | BidAmerica