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Unofficial Notice of Invitation to Bid (NIB)

Palo Alto City is seeking bids from qualified and interested contractors for the following project titled, Compressed Natural Gas (CNG) Compressor Repair/Maintenance, identified under Solicitation ID: 196426. Work is to be performed near 3201 E Bayshore Rd, Palo Alto, CA 94303, USA in Santa Clara County.

General Project Description

The City of Palo Alto is seeking proposals from qualified firms to provide comprehensive preventative maintenance, regulatory compliance services, and routine and emergency repair services for two existing Compressed Natural Gas (CNG) vehicle fueling stations located at the Municipal Services Center. The project requires skilled, certified technicians to maintain and service specialized compressor, storage, dispenser, and fuel management systems. The selected contractor will conduct an initial assessment, develop and implement a manufacturer-recommended preventative maintenance plan, ensure compliance with federal, state, and local regulatory requirements, and provide responsive emergency repair services, including detailed documentation and inspection records. The maintenance program will involve quarterly and annual inspections, testing, and certification of components, and replacement of specific valves on a three-year cycle.

General Bid Items

  • Quantity: -  Unit: LS  Work Item: Develop and implement a manufacturer-recommended preventative maintenance plan for CNG stations.
  • Quantity: -  Unit: LS  Work Item: Initial condition assessment of two CNG vehicle fueling stations.
  • Quantity: -  Unit: LS  Work Item: Provide preventative maintenance program, including inspecting, testing, and certifying components (compressor, storage, dispenser, fuel management, etc.) per federal, state, local regulations, and manufacturer recommendations.
  • Quantity: -  Unit: LS  Work Item: Perform quarterly routine maintenance services, including fluid level checks and refills (City provides oil, disposes of used oil), compressor and drive motor mounting bolt checks, gas and oil leak checks/repair, storage cylinder inspection.
  • Quantity: -  Unit: LS  Work Item: Inspect station pressure relief valves and replace if needed.
  • Quantity: -  Unit: LS  Work Item: Log fluid amounts added/drained and station operating conditions.
  • Quantity: -  Unit: LS  Work Item: Check station for fault history, investigate and repair causes.
  • Quantity: -  Unit: LS  Work Item: Inspect and clean/replace all filters/cartridges (including coalescing filters) and drain if needed.
  • Quantity: -  Unit: LS  Work Item: Inspect, clean, adjust, or replace compressor valves.
  • Quantity: -  Unit: LS  Work Item: Inspect and lubricate motor and fan bearings; Use vibration monitor to check for abnormal noise/vibration; Use Amp gauge to test compressor, dryer, and pre-lube motor.
  • Quantity: -  Unit: LS  Work Item: Test methane detector inside compressor enclosure.
  • Quantity: -  Unit: LS  Work Item: Test Emergency Shut Down system.
  • Quantity: -  Unit: LS  Work Item: Fuel vehicle (provided by City staff) after maintenance/repairs, ensure compressor returns to “Stand by.”
  • Quantity: -  Unit: LS  Work Item: Replace all Mercer valves and Pressure Relief Valves (PRD) at both stations with re-certified valves every 3 years.
  • Quantity: -  Unit: LS  Work Item: Annual comprehensive inspection, including all quarterly tasks plus re-certifying or replacing safety/pressure relief valves (drier, compressor, storage tanks, dispensers).
  • Quantity: -  Unit: LS  Work Item: Annual inspection of CNG system filters and replacement as necessary.
  • Quantity: -  Unit: LS  Work Item: Annual compressor oil and filter change (or every 500 hours, whichever comes first).
  • Quantity: -  Unit: LS  Work Item: Provide documentation to meet all federal, state, and local regulations.
  • Quantity: -  Unit: LS  Work Item: Provide regulatory compliance services, including reporting, permitting, and certification services for both CNG stations.
  • Quantity: -  Unit: LS  Work Item: Annually test and certify Mercer valve or other required components in compliance with OSHA.
  • Quantity: -  Unit: LS  Work Item: Maintain current registration certificate from the County of Santa Clara.
  • Quantity: -  Unit: LS  Work Item: Provide training documentation for qualified technicians working on Palo Alto equipment.
  • Quantity: -  Unit: LS  Work Item: Provide routine and emergency repair services with fully trained technicians available to respond to calls within 4 hours and on a 24-hour basis for emergency call-out service.

NAICS Classification

NAICS 811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance (Covers the comprehensive maintenance, repair, and compliance services for CNG compressor and fueling stations.), NAICS 238290 – Other Building Equipment Contractors (Includes installation and servicing of various specialized industrial equipment, which may cover aspects of CNG station infrastructure.)

Records and Due Date

This bid opportunity was entered into BidAmerica on December 17, 2025, and was last updated on December 19, 2025. All bids and/or proposals are due on January 13, 2026.

Contractors may log in or create a free BidAmerica account to view full project documents, plans, specifications, addenda, submission requirements, and more project details issued by Palo Alto City.

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 Palo Alto 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 Palo Alto City prior to bidding.

Compressed Natural Gas (CNG) Compressor Repair/Maintenance - Bid Opportunity | BidAmerica