# Military Construction Project (MILCON) P732 Design-Bid-Build, Electrical Distribution System Upgrades (Gosport Substation Only) at Norfolk Naval Shipyard (NNSY) in Portsmouth, Virginia.

Canonical: https://abierto.us/opportunities/n6247025r0006

- Solicitation number: N6247025R0006
- Notice type: Sources sought (first published as special notice)
- Status: Closed. Deadline was October 10, 2025 at 2:00 PM EDT
- Department: Department of the Navy
- Agency: Department of the Navy
- Contracting office: Navfacsyscom Atlantic (N62470)
- NAICS: 237130 Power and Communication Line and Related Structures Construction
- Product or service code: Y1NZ Construction Of Other Utilities
- Place of performance: Portsmouth, Virginia
- County: City of Portsmouth (FIPS 51740). https://abierto.us/counties/city-of-portsmouth-va-51740
- City: Portsmouth. https://abierto.us/cities/portsmouth-va-5164000
- First posted: June 2, 2025
- Last posted: September 26, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/d68c8a8c9033400bbf672acfd67a1245/view

## Description

This project replaces primary power service transformers, primary power service distribution switchgear, and connects to existing feeders on Main Site distribution. Increases total system capacity to 168 MVA with three primary transformers. Modernizes the existing electric supervisory control and data acquisition (SCADA) system. Specifics include:

1. Replaces and increases the capacity of the existing Dominion Gosport Industrial Transformers, circuit breakers, and relay control house with new SO transformers, circuit breakers, and relay control house (WORK BY OTHERS).

2. Replaces and increases the capacity of the Gosport Tie Station switchgear with a climate controlled, preengineered stainless-steel switchgear house on a new elevated platform. Provides new SCADA controls.

3. Connecting Primary feeders to Backbone Ductbank.

4. Demolition of Building 1532, a 53 m2 switch/substation facility; and Building 1702, a 155 m2 switch/substation facility.

5. Two microtunnel railroad crossings for electrical ductbanks. PLEASE READ FULL SOURCES SOUGHT NOTICE. PROVIDE CLEAR YES AND NO ANWERS ALONG WITH ANY ADDITIONAL EXPLANATION ANSWERING THE QUESTIONS ON THE PLA QUESTIONAIRE.

## Publications

- June 2, 2025: Special notice, due June 20, 2025 at 5:00 PM EDT. Notice 52a6ca58cab447258e071e7c30354b38. https://sam.gov/workspace/contract/opp/52a6ca58cab447258e071e7c30354b38/view
- June 2, 2025: Special notice, due June 20, 2025 at 5:00 PM EDT. Notice 6b3122a2b9724b8ab1e2d77e6371f63d. https://sam.gov/workspace/contract/opp/6b3122a2b9724b8ab1e2d77e6371f63d/view
- June 3, 2025: Special notice, due June 20, 2025 at 5:00 PM EDT. Notice f7aa5b7bdda94237809e3887adb56f7e. https://sam.gov/workspace/contract/opp/f7aa5b7bdda94237809e3887adb56f7e/view
- July 24, 2025: Sources sought, due August 8, 2025 at 2:00 PM EDT. Notice fcbecac3e6b64f55918eec995da29b71. https://sam.gov/workspace/contract/opp/fcbecac3e6b64f55918eec995da29b71/view
- July 28, 2025: Sources sought, due August 8, 2025 at 2:00 PM EDT. Notice 5029b1aa0f96423aa95409300860fcf0. https://sam.gov/workspace/contract/opp/5029b1aa0f96423aa95409300860fcf0/view
- July 28, 2025: Sources sought, due August 8, 2025 at 2:00 PM EDT. Notice fa5dc023b4ab4930aee508a4e7d935a3. https://sam.gov/workspace/contract/opp/fa5dc023b4ab4930aee508a4e7d935a3/view
- September 26, 2025: Sources sought, due October 10, 2025 at 2:00 PM EDT. Notice d15819fcd77c499aa1a9b588c3adcfc8. https://sam.gov/workspace/contract/opp/d15819fcd77c499aa1a9b588c3adcfc8/view
- September 26, 2025: Sources sought, due October 10, 2025 at 2:00 PM EDT. Notice d68c8a8c9033400bbf672acfd67a1245. https://sam.gov/workspace/contract/opp/d68c8a8c9033400bbf672acfd67a1245/view

## Points of contact

- Daniel Rocha, daniel.r.rocha2.civ@us.navy.mil
- Jennifer W. McDonald, jennifer.w.mcdonald2.civ@us.navy.mil

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/n6247025r0006.