Sources sought
FY28 Frequency Converter Plant, Yokohama North Dock
W912HV-26-Z-0022
Department of the Army, W2SN Endist Japan. Commercial and Institutional Building Construction.
Offers due
September 23, 2026 at 3:00 AM EDT
5 days from now. Posted September 14, 2026, first published August 26, 2026.
Description
As published on SAM.gov.
See attachment for full Market Questionnaire.
The U.S. Army Corps of Engineers (USACE) is exploring the use of alternative acquisition strategies like Progressive Design Build and Integrated Design and Construction for the upcoming electrical substation project at Yokohama North Dock. Because these contracting method differ from traditional U.S. Government Fixed-Price Design-Build contracts, this summary is provided to explain the different framework, how risks are shared, and how the contractor and Government will collaborate as well as to determine local industry interest in these new methods.
What is Progressive Design-Build (PDB)?
PDB is a highly collaborative project delivery method. Unlike traditional Design-Build where contractors must submit a final construction proposal based on an incomplete preliminary design, PDB selects a contractor based primarily on their qualifications, past performance, and expertise, rather than a final price.
What is Integrated Design & Construction (IDAC)?
The Integrated Design and Construction (IDAC) acquisition strategy represents a highly collaborative, two-phase procurement method designed to mitigate risks, compress timelines, and control costs on complex military and civil works construction projects. The intent is to competitively select the construction contractor early in the design cycle. This allows the construction contractor to provide real-time constructability reviews, cost estimations, and market supply-chain analysis while the Designer of Record (DOR) finalizes the design.
For both methods, once the contractor is selected, the U.S. Government and the Contractor work together as a team to collaboratively/progressively develop the design, schedule, and cost.
This market survey is intended for local sources only. Local sources are those sources physically located and licensed to conduct business in Japan. Firms interested and capable of performing this work are highly encouraged to submit a response (submission requirements are located within this notice).
We are committed to partnering with industry as much as we can throughout this process and therefore encourage all interested companies to respond to this sources sought. Market research and industry feedback is an essential part of the acquisition process.
The information requested in this announcement will be used within POJ to facilitate decision-making and will not be disclosed outside the agency. However, respondents submitting business information pursuant to this announcement should consult 41 C.F.R. parts 105-60 and other implementing regulations concerning the release of such information to third parties under the Freedom of Information Act (FOIA). All information submitted by respondents that they consider confidential and not releasable to third parties outside of USACE, and its employees, agents, consultants, and representatives, must be clearly and conspicuously marked.
SYSTEM FOR AWARD MANAGEMENT (SAM)
All interested companies, including joint ventures, shall be registered in the SAM database in order to be eligible for award of Government contracts. https://www.sam.gov
LOCAL SOURCES
Firms which have not done business with U.S. Army Corps of Engineers, Japan Engineering District, are requested to visit the following website: https://www.poj.usace.army.mil/Business-With-Us/ for general information.
a. This contract will be performed in its entirety in the country of Japan and is intended only for local sources. Only local sources will be considered under this solicitation. Local sources are sources (e.g. corporations, partnerships, or Joint Ventures [For a Joint Venture, the Joint Venture as an independent entity must satisfy the local source requirements or, in the alternative, each member of the Joint Venture must individually satisfy the local source requirements]) that are physically located in Japan and authorized (i.e. licensed and registered) to perform construction in Japan. Specifically, a prospective offeror must be duly authorized to operate and conduct construction business in Japan and must fully comply with all applicable laws, decrees, labor standards, and regulations of Japan during the performance of the resulting contracts.
b. In addition, offerors must possess a Japanese civil construction (doboku isshiki koji) license or Japanese architectural construction (kenchiku isshiki koji) license by the proposal due date and time. The U.S. Government will verify that the offeror has the license through the Ministry of Land, Infrastructure, Transport and Tourism (MLIT) website at https://etsuran2.mlit.go.jp/TAKKEN. It is the responsibility of the offeror to ensure that it has the license (Japanese civil construction or Japanese architectural construction), and that it is accurately shown on the MLIT website, by the proposal due date and time. Failure to comply with this requirement will be cause for rejection of your offer.
c. The U.S. Government will not offer “United States Official Contractor” status under Article XIV of the US-Japan Status of Forces Agreement (SOFA) to U.S. contractors normally resident in the United States; nor will the U.S. Government certify employees of such contractors as “Members of the Civilian Component” under Article I(b) of the SOFA.
Project Information:
Project Title: FY28 Frequency Converter Plant
Project Location: Yokohama North Dock, Japan
Project Magnitude: Between ¥7,500,000,000 and ¥15,000,000,000 (Japanese YEN)
Project Description:
This project will construct a new 66kV electrical substation and frequency converter plant at Yokohama North Dock. The primary requirement is to provide a permanent and sustainable source of 60Hz shore power for U.S. military watercraft.
The project will deliver a complete and usable power distribution system. Key components include:
• Primary Facility: A 14,359 SF main substation and frequency converter plant to transform and convert high-voltage 50Hz power from TEPCO to 60Hz.
• Supporting Facilities: Construction of electrical distribution lines, a disconnection building, special foundations, and utility connections (water, sewer).
• Site & Infrastructure: Installation of paving, site improvements, exterior lighting, and required cybersecurity, fire protection, and anti-terrorism measures.
Attachments
Files listed on SAM.gov. The ones we hold a copy of download from here; the rest open SAM's download, which needs no account.
- Market Survey Questionaire FY28 Frequency Converter Plant_YND.docx213 KB, August 26, 2026
Publications
Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.
August 26, 2026
Sources sought
Due September 16, 2026 at 3:00 AM EDT. SAM.gov, notice fd9eeff748e547df8dc07fed1f001d7e
2 revisions on SAM
- September 14, 2026: publish, sources sought
- August 26, 2026: publish, sources sought
September 14, 2026
Sources sought
Due September 23, 2026 at 3:00 AM EDT. SAM.gov, notice 7bd9147d6ee3455da0212cfe54a6f849
2 revisions on SAM
- September 14, 2026: publish, sources sought
- August 26, 2026: publish, sources sought
Points of contact
- Ryan Marzettaryan.j.marzetta@usace.army.mil0464073398
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