The Department of Defense, specifically the Department of the Army, is soliciting proposals for the B-21 ADAL OPS/AMU 1 project at Ellsworth Air Force Base in South Dakota. This procurement involves commercial and institutional building construction, with a focus on the construction of miscellaneous buildings as outlined in the specifications and drawings provided in the solicitation. The project is critical for supporting military operations and infrastructure at the base. Interested contractors must submit their proposals by October 21, 2025, no later than 2:00 P.M. (CT), and can reach out to Gloria Garside or Brittany Gull via email for further inquiries.

Pre-Solicitation+-+W9128F25RA076.pdf

The Pre-Solicitation Notice W9128F25RA076 outlines a forthcoming Request for Proposal (RFP) for the B-21: ADAL Ops/AMU 1 project at Ellsworth Air Force Base in South Dakota, tentatively scheduled for release in August 2025. This procurement is unrestricted, open to both large and small businesses, and will be evaluated using a Best Value Tradeoff (BVTO) approach. Contractors must register with the System for Award Management (SAM) and the Procurement Integrated Enterprise Environment (PIEE) to qualify for contract awards. The project involves renovating building 7274 to transition it from a B-1 to a B-21 Squadron Operations/Aircraft Maintenance Unit facility. Key construction elements include reinforced foundations, steel framing, HVAC systems, and site improvements. Special construction requirements involve secure spaces compliant with federal criteria, potential hazardous materials management, and integration with active airfield operations. The price range for construction is estimated between $25M and $100M with a period of performance of 800 calendar days. Contractors will be evaluated based on technical factors such as past performance and project management, alongside price considerations. Documentation for the RFP will be made available on SAM.gov, and questions should be directed to the contracting specialist.

Pre-Solicitation Notice W9128F25RA076

B-21: ADAL Ops/AMU 1, Ellsworth Air Force Base (EAFB), South Dakota (SD)

Tentative August 2025, this office will issue the solicitation (Request for Proposal (RFP)) for B-21: ADAL Ops/AMU 1, Ellsworth Air Force Base (EAFB), in South Dakota This solicitation is UNRESTRICTED AND OPEN TO BOTH LARGE AND SMALL BUSINESS PARTICIPATION. The acquisition approach for this project will be a Best Value Tradeoff (BVTO) following FAR Part 15 procedures. Contractors must be registered and have active and verified accounts in both the System for Award Management (SAM) and Procurement Integrated Enterprise Environment (PIEE) to receive a contract award from any DoD activity.

Contractors may access the website SAM.gov at https://www.sam.gov/ to register and/or obtain information about the SAM program.

Contractors must register on the PIEE website at https://piee.eb.mil/ for the specific applications they wish to use. During registration, the contractor will need to register for the solicitation module with the relevant role (Proposal Manager).

To use an application in the PIEE system, you must establish a personal account in the system.

This account is activated by your Government Administrator or the Procurement Integrated Enterprise Environment Customer Support Center.

You will need to take several steps to establish your personal account:

On the PIEE Home Page, click the Help/Training button in the upper right-hand corner for steps needed to complete before registering.

Complete your Vendor activation requirements (See Vendors Getting Started section on the Help/Training page).
Set up your PC to use the applications (See Machine Setup link on the Help/Training page).
Self-register as "Vendor" or your Contractor role for your CAGE codes (See the demo below for help with Self Registration).
Have your GAM activate your account.

Additional registration instruction and step-by-step walkthrough can be found at: https://pieetraining.eb.mil/wbt/xhtml/wbt/portal/overview/vendorRegister.xhtml

UPLOADING PROPOSAL TO PIEE:

Detailed instruction on the uploading of proposals can be found at: https://pieetraining.eb.mil/wbt/xhtml/wbt/sol/solicitation/proposals.xhtml

PIEE Web based training: https://pieetraining.eb.mil/wbt/

Site Visit: The site visit information will be included within the solicitation.

DO NOT submit requests for plans and specifications. See ‘Obtaining Solicitation Documents’ below.

Project Description:  B-21: ADAL Ops/AMU 1, Ellsworth Air Force Base (EAFB), South Dakota (SD).

Renovate existing building 7274 and construct an addition to building 7274 to support the transition of the facility from a B-1 Squadron Operations/ Aircraft Maintenance Unit facility to a B-21 Squadron Operations/ Aircraft Maintenance Unit facility. Construction includes reinforced concrete foundations and concrete floor slab, structural steel frame with split faced concrete masonry unit facade and a standing seam metal roof to match the current facilities. Project includes communication and fire protection requirements, heating, ventilation, and air conditioning systems, and all other necessary support for a complete a usable facility. The existing road and parking lot on the proposed site will be removed and replaced as needed to provide space for proper siting of the building and new parking.  This project also includes all utilities, site improvements, pavements, detection/protection features, security enhancements, and other supporting work necessary to make a complete and usable facility. 

The project may include bid options for furniture, furnishing and equipment (FF&E), user-funded equipment, intrusion detection systems (IDS), access control systems (ACS), temporary Government field office facilities, and closed-circuit television (CCTV) systems.

Facilities will be designed as permanent construction in accordance with the DoD Unified Facilities Criteria (UFC) 1-200-01, General Building Requirements and UFC 1-200-02, High Performance and Sustainable Building Requirements. The facility must be compatible with applicable DoD, Air Force, aircraft, and base design standards.  In addition, sustainable (green) construction materials and techniques shall be used where cost effective and/or where specified.  This project will comply with DoD antiterrorism/force protection requirements per unified facilities criteria.

Special construction and functional requirements include demolition of existing facilities and infrastructure – to include hazardous materials and soils may be required. 

The facility contains multiple secure spaces to be designed and constructed. Special oversight of this project may also be required. 

Special construction and functional requirements: 

The project will be constructed near flightline facilities at EAFB. As such, the project may be constructed adjacent to – and may be required to integrate with – active airfield operations. Demolition of existing facilities, utilities, and infrastructure – to include hazardous materials soils may be required.

The facility contains secure spaces to be designed and constructed to ICD/ICS 705 and other related criteria. Special oversight of construction of these portions of the project may be required

RFP Evaluation Criteria: Contractors participating in the solicitation will submit technical requirements in accordance with the solicitation, Section 00 22 00 EVALUATION CRITERIA. Submissions will be evaluated based on a best value approach considering technical elements for evaluation (i.e., Past Performance, Project Management Plan, Key Personnel, Small Business Participation Plan, and Project Labor Agreement). An adjectival method of evaluation will be used to evaluate all technical factors. Price will be evaluated separately for reasonableness and realism. A best value selection will be considered after reviewing price and technical factors.

Magnitude: Disclosure of the magnitude of construction, as prescribed in FAR 36.204 and DFARS 236.204, is between $25M and $100M.

Project Period of Performance: 800 Calendar Days from construction notice to proceed (NTP).

Contracting Office Address:

USACE Omaha District

1616 Capital Ave

Omaha, NE 68102-4901

Point Of Contact: All questions shall be submitted on ProjNet (ProjNet access, and additional guidance, will be given at time of solicitation issuance).

Place of Performance: Ellsworth Air Force Base (EAFB), South Dakota (SD)

Obtaining Solicitation Documents:

Solicitation documents will be available and posted on SAM.gov.

Use the “Keywords” search function to locate the project (by entering the solicitation number) or use the advanced search features offered in the “Federal Organizations” (towards the middle of the page) or use the “Federal Organizations” search feature followed by the “Advanced Search” feature.

By using the “Sign In” feature, it allows additional search features and allows you to keep your searches. Sign In might be required on some solicitations that are considered restricted.
Once you have located your project, click on hyperlinked title of the solicitation to view the project. Files may be downloaded from the “Attachments/Links” section of the solicitation.

Note: Offerors please be advised that an online registration requirement in SAM.gov database exists and directed solicitation provisions concerning electronic annual Representations and Certifications on SAM. Representations and certifications are required to be up-dated annually as a minimum to keep information current, accurate and complete. The electronic annual representations and certifications are effective for one year from date of submission or update to SAM. Solicitation documents will be posted to SAM.gov or information on how to obtain those documents will be provided with the solicitation. Registration is required to access solicitation documents. SAM.gov provides secure access to acquisition-related information, synopsis or pre-solicitation notices and amendments.

Please direct procurement questions to the Contracting Specialist, G. Nancy Garside via email at Gloria.Garside@usace.army.mil, add the Solicitation Number and Name in the Subject Line of the email.

PHONE CALLS WILL NOT BE ACCEPTED. DATES ARE ESTIMATES AND SUBJECT TO CHANGE.

B-21 ADAL Ops AMU1, Ellsworth Air Force Base (EAFB), South Dakota (SD)

B-21 ADAL OPS/AMU 1, Ellsworth Air Force Base (AFB), South Dakota (SD) Renovate existing building 7274 and construct an addition to building 7274 to support the transition of the facility from a B-1 Squadron Operations/ Aircraft Maintenance Unit facility to a B-21 Squadron Operations/ Aircraft Maintenance Unit facility. Construction includes reinforced concrete foundations and concrete floor slab, structural steel frame with split faced concrete masonry unit facade and a standing seam metal roof to match the current facilities. Project includes communication and fire protection requirements, heating, ventilation, and air conditioning systems, and all other necessary support for a complete a usable facility. The existing road and parking lot on the proposed site will be removed and replaced as needed to provide space for proper siting of the building and new parking. This project also includes all utilities, site improvements, pavements, detection/protection features, security enhancements, and other supporting work necessary to make a complete and usable facility.

Amendment 1: The purpose of this amendment is as follows: 1) Revisions to specifications and drawings (see Summary of Changes), 2) Proposal is not extended. Due date remains 07 October 2025 no later than 2:00 PM (CT), 3) All other terms and conditions remain unchanged. 

B-21 ADAL OPS/AMU 1, Ellsworth AFB, SD 

Amendment 2: The purpose of this amendment is as follows: 1) Revisions to specifications and drawings (see Summary of Changes), 2) Proposal is not extended. Due date remains 07 October 2025 no later than 2:00 PM (CT), 3) All other terms and conditions remain unchanged. 

Amendment 3: The purpose of this amendment is as follows: 1) Revisions to specifications and drawings (see Summary of Changes), 2) Proposal is not extended. Due date remains 07 October 2025 no later than 2:00 PM (CT), 3) All other terms and conditions remain unchanged. 

Amendment 4: The purpose of this amendment is as follows: 1) Revisions to specifications and drawings (see Summary of Changes), 2) Add Site Visit Roster 3) Proposal is not extended. Due date remains 07 October 2025 no later than 2:00 PM (CT), 3) All other terms and conditions remain unchanged. 

Amendment 5: The purpose of this amendment is as follows: 1. Revision to specifications and drawings ( see summary of changes) 2. Revision to DIV 00 21 00 (See attachment 00 21 00 Instruction to Offerors and Summary of changes) 3. Clause 52.236-14 is added. 4. Section 00 10 00 has been updated. (See attachment 00 10 00 CLIN Pricing Schedule). Offerors are to submit pricing on the attachment. 5. Proposal is extended to 21 October 2025, No later than 2:00 P.M. (CT). All other terms and conditions remain unchanged. 

Amendment 6: The purpose of this amendment is as follows: 1. Revision to specifications and drawings ( see summary of changes) 2. Proposal is not extended, due date remains 21 October 2025, No later than 2:00 P.M. (CT). All other terms and conditions remain unchanged. 

B-21 ADAL OPS/AMU 1, Ellsworth AFB, SD

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