# BACKFLOWS - INSPECTION, MAINTENANCE & REPAIR

Canonical: https://abierto.us/opportunities/140p4226q0059

- Solicitation number: 140P4226Q0059
- Notice type: Solicitation
- Status: Open. Offers due September 21, 2026 at 5:00 PM EDT
- Department: Department of the Interior
- Agency: National Park Service
- Contracting office: Northeast Regional Contracting (140P42)
- NAICS: 561210 Facilities Support Services
- Product or service code: J045 Maintenance, Repair and Rebuilding of Equipment: Plumbing, Heating, and Waste Disposal Equipment
- Set-aside: Total small business set-aside
- Place of performance: Philadelphia, Pennsylvania
- First posted: September 9, 2026
- Last posted: September 9, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/f004c1ddf4584dd7916ec0b3b3edcd11/view

## Description

The National Park Service at Independence National Historical Park (INDE) has a requirement for a contractor to provide annual testing and certification of all backflow prevention devices (and air-gap separations), plus responsive maintenance and repair when devices fail or fall out of compliance.

This is a total small business set-aside acquisition. The resulting contract will be firm-fixed price.

A site visit is scheduled for September 16, 2026, at 10:00 AM ET. The meeting location is Merchant Exchange Building, 143 S. 3rd St., Philadelphia, PA 19106. Park Point of Contact - Ricardo Nieves, Phone: 267-250-1457.

Please send all questions to the contract specialist Ellie Delerme at ellie_delerme-velez@ios.doi.gov no later than September 18, 2026, 12:00 PM EDT.

## Attachments

- [Attachment_2_-_Quote_Submission_Package.docx](https://sam.gov/api/prod/opps/v3/opportunities/resources/files/24c4b6c6d91543508fc274f8fbd09d00/download)

## Publications

- September 9, 2026: Solicitation, due September 21, 2026 at 5:00 PM EDT. Notice f004c1ddf4584dd7916ec0b3b3edcd11. https://sam.gov/workspace/contract/opp/f004c1ddf4584dd7916ec0b3b3edcd11/view

## Points of contact

- Delerme-Velez, Ellie, Ellie_Delerme-Velez@ios.doi.gov

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/140p4226q0059.