NIST CUP-BOILER REPAIR & WELDING SERVICES

Statement of Work (SOW) / Performance Work Statement (PWS)

To procure ASME "R" stamp qualified boiler repair and welding services for the National Institute of Standards and Technology (NIST) Central Utility Plant (CUP) and NIST Campus. This includes high-pressure steam piping, boiler repair, and mobile welding operations on a 24/7/365 callback basis for urgent repairs.

• General Conditions: Provide all labor, transportation, materials, and equipment for critical maintenance and repair of six high-pressure power boilers and associated support systems.

• Boiler Repairs: Include welding on water wall tubes, economizer tubes, generating tubes, headers, drums, power piping, blow down drains, valves, safeties, hand holes, manholes, baffles, and gas passes. Also includes repair of the boiler envelope and support systems (steam piping, feed water systems).

• ASME Welder & "R" Stamp Requirements: Contractor must possess a minimum of ten years of experience in high-pressure boiler repair under ASME "R" code and maintain ASME welding certification and NBBI "R" certification throughout the contract. Loss of certification will result in termination.

• Steam Manholes: Perform work in steam manholes, potentially at high temperatures, requiring confined space entry training and equipment compliant with OSHA regulations.

• Welder Qualification: All welders must be qualified to ASME Section IX and "R" code requirements. Contractor must provide welder certifications and welding procedures for approval.

• Piping Requirements: Utilize Schedule 80 seamless pipe for steam systems. Condensate return piping requires ANSI 150# or 300# class fittings and valves. All welds on steam piping must be made "uphill".

• Callback Response: Maintain a 24/7/365 on-call system with a live representative for service requests. Initial telephone response must not exceed 2 hours, and emergency response with personnel and equipment must occur within 8 hours of notification.

• Concept of Operations: Outlines the process for government call-outs, contractor evaluation, proposal submission (within 1 day of inspection), and issuance of Notice-to-Proceed. Daily progress reports via email are required.

• Emergency response within 8 hours of notification.

• Daily written progress reports via email.

• Proposals for repairs submitted within 1 day of inspection.

• Final cost report within 10 days of completed repair.

• Period of Performance: Base year with up to four option years.

• Place of Performance: Primarily Building 302, NIST, Gaithersburg, Maryland.

• Regular Business Hours: Monday through Friday, 6 AM to 6 PM Eastern Time.

• Safety: Contractor must provide an OSHA-compliant safety plan within 5 days of award. All safety-related equipment (PPE) and training must be provided.

• Badging/Access: Compliance with HSPD-12 is required. Contractor must submit a list of personnel requiring badging within 15 days of Notice to Proceed. Green Badge applications for after-hours access will be submitted for response personnel. Non-U.S. citizens require additional verification.

• Government Furnished Material: None provided.

• Inspection & Acceptance: Work will be inspected by the COR or appointee for completeness, functionality, and adherence to requirements.

• Payment: Invoices submitted monthly after COR review. Certified payroll required prior to invoice submission.

Sources Sought

This is a Request for Information (RFI) / Sources Sought notice issued by the National Institute of Standards and Technology (NIST) to gather market information regarding the availability and capability of small businesses and other than small businesses. NIST is seeking an ASME "R" stamp qualified boiler repair and welding contractor to perform high-pressure steam piping and boiler repair, as well as mobile welding operations on a 24/7/365 callback basis for urgent and limited other repairs. This notice is for market research purposes to determine the appropriate acquisition strategy and is not a solicitation.

• ASME "R" stamp qualified boiler repair and welding services.

• High-pressure steam piping and boiler repair.

• Mobile welding operations.

• 24/7/365 callback for urgent repairs.

• Services required in site steam manholes and other spaces on an as-needed basis.

• A draft Statement of Work (SOW) is attached for review.

• Anticipated Period of Performance: Base year plus four (4) option years.

• Response Date: 01:00 PM EST, 04/24/2026.

• Submission Email: brandon.butler@nist.gov.

• Format: Microsoft Word or .pdf, 12-point font, maximum ten pages (excluding cover page and commercial pricing).

• Information Requested:

  • Cover page with required details (Notice ID, company info, POC, Unique Entity ID).
  • Validation of company size status under NAICS Code 236220.
  • Confirmation of active SAM.gov registration.
  • Suggestions for improving the draft SOW for clarity and competitiveness.
  • Suggested evaluation factors for award.
  • Copy of standard commercial pricing information (if available).
  • Optional: Estimate for draft SOW requirements (not a proposal).
  • Description of company's safety program.
  • Explanation of compliance with DOT and other applicable regulations.
  • Details on ability to complete SOW tasks.
  • For small businesses: Compliance with FAR 52.219-14, Limitations on Subcontracting.
  • Information on GSA Multiple Award Schedule or other federal contracts.

• Information requested regarding company size status under NAICS 236220.

• Specific questions regarding compliance with Limitations on Subcontracting clause for small businesses.

• Do not include proprietary, classified, confidential, or sensitive information.

• NIST may follow up for additional information.

• Teaming arrangements are permitted; all team members must provide requested information.

• Responses are voluntary and NIST may use the information without limitation.

• NIST is not obligated to award a contract or provide feedback.

• The final acquisition strategy may lead to a solicitation on SAM.gov or GSA eBuy.