Skip to main contentPsst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveFree Webinar — Wednesday, October 28 at 2:00 PM ET

Register Free →

This Solicitation opportunity from Department Of Defense was posted on April 16, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Above Ground Construction Services Contract (CSC)

Closed
HDTRA226R0002Federal

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 237990
New
SLED
San Vicente and Mt. Olivette Reservoir Improvements Project - Construction
Solicitation # SP2797-CT
The San Vicente and Mt. Olivette Reservoir Improvements Project (SP2797-CT) is a construction solicitation issued by the City of Santa Monica's Public Works Engineering Division. The project involves addressing civil, mechanical, structural, and electrical deficiencies for four water reservoirs located at the Mt. Olivette Reservoir and the San Vicente Reservoir. With a project estimate of $27,344,000, the work requires a contractor holding a Class A General Engineering license. The estimated contract duration is 730 calendar days, although some contract documents reference a term of 520 days from the notice to proceed. Liquidated damages for delays are set at $13,200 per day. Bids must be submitted electronically via the OpenGov Procurement portal, with a final deadline of October 29, 2026, at 3:00 PM PT. Submission requirements include a bid guarantee of at least 10 percent of the bid amount and certification of a mandatory pre-bid job walk. Awarded contractors must provide Labor and Material Payment and Performance Bonds for 100 percent of the contract sum. The scope of work includes strict adherence to local noise ordinances, prevailing wage requirements, and technical specifications for potable water materials and electrical labeling. Performance is subject to inspection by the City and its designated engineers at both the project site and the place of manufacture.
D500 PUBLIC WORKS - ENGINEERING DIVISION

POSTED

about 9 hours ago

DEADLINE

in 9 days
NAICS: 237990
New
SLED
FDC-214-102565.1
Solicitation # FDC-214-102565
Project FDC-214-102565.1 involves the demolition of an existing concrete dam and associated infrastructure at Ryerson Station State Park in Richhill Township, Greene County, Pennsylvania. Managed by the Pennsylvania Department of Conservation and Natural Resources, the scope of work encompasses site preparation, including the installation and removal of erosion and sediment control measures and the implementation of a traffic control plan. Technical requirements include stripping and stockpiling topsoil, surface water control, dewatering subgrades, excavation, and the placement of select fill. The project concludes with site restoration, including topsoil application and seeding in all disturbed areas. All work must adhere to specific ASTM International standards for soil analysis and compaction, and the contractor is required to provide a complete set of as-built drawings upon completion. The contract will be awarded to the lowest responsible and responsive bidder, with an engineer's estimate exceeding 1 million dollars. Bidders must meet mandatory participation goals of 19 percent for Small Disadvantaged Businesses and 3 percent for Veteran Business Enterprises. Required securities include a bid guaranty, a 100 percent performance bond, a 100 percent material and labor payment bond, and a 50 percent maintenance bond. Contractors must comply with extensive Pennsylvania state labor laws, including the Prevailing Wage Act and the Construction Workplace Misclassification Act. Payments are processed via Automated Clearing House, and the contractor is responsible for engaging an independent testing laboratory for quality control services, subject to oversight by the Department's quality assurance program.
Commonwealth of Pennsylvania - Department of Conservation and Natural Resources

POSTED

about 15 hours ago

DEADLINE

in 15 days

AI Contract Overview

Show more

The Department of Defense’s Defense Threat Reduction Agency (DTRA) plans to issue a solicitation for a construction services contract designated as a total small business set-aside under NAICS code 237990, which covers other heavy and civil engineering construction. The contract will support the DTRA mission by providing general test support, new construction, repair and maintenance of test structures and articles, as well as demolition and remediation activities at various test sites. The contract will include various FAR inspection clauses relevant to construction and demolition and may utilize multiple contract types for individual task orders, including firm-fixed-price, time and materials, or firm-fixed-price level of effort. The contract is expected to have an initial five-year ordering period with an option to extend for an additional five years, potentially totaling up to $400 million in estimated value over ten years. Individual task orders will have their own specific performance periods and may extend up to 12 months beyond the ordering period to complete substantial construction efforts. The solicitation is anticipated to be released around January 30, 2026, with a pre-proposal conference scheduled for mid-March 2026, where prospective bidders will have opportunities to review conditions at Kirtland Air Force Base and White Sands Missile Range in New Mexico. All solicitation materials will be available electronically via SAM.gov, and interested parties are advised to monitor this site for updates and issuance information.

General Info

DTRA seeks small business construction contract for test support, repair, demolition totaling $400M.

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

Kirtland AFB, NM and White Sands Missile Range , NM, 87117

Set-Aside

SBA

Documents

59

Aboveground Construction Services SOO (25 Mar 2026)

PDF, High priority: read this firstsoo
High

Aboveground Construction Services Statement of Objectives

PDF, High priority: read this firstsoo
High

Aboveground Construction Services Statement of Objectives

PDF, High priority: read this firstsow
High

Aboveground Construction Services Statement of Objectives (SOO)

PDF, High priority: read this firstsow
High

Aboveground Construction Services Statement of Objectives (SOO)

PDF, High priority: read this firstsow
High

Amendment 0001 to Solicitation HDTRA226R0002

PDF, High priority: read this firstamendment
High

Amendment 0002 to Solicitation HDTRA226R0002

PDF, High priority: read this firstamendment
High

Exhibit A - Contract Data Requirements List (CDRL)

PDF, High priority: read this firstcdrl
High

Exhibit A - Contract Data Requirements List (CDRL)

PDF, High priority: read this firstspecifications
High

HDTRA226R0002 Attachment L - Performance Information Form

PDF, High priority: read this firstpast-performance
High

HDTRA226R0002 - Present and Past Performance Information Form

PDF, High priority: read this firstpast-performance
High

HDTRA226R0002 Questions and Answers Pt. 2

PDF, High priority: read this firstq-and-a
High

HDTRA226R0002 Questions and Answers Pt. 2

PDF, High priority: read this firstq-and-a
High

HDTRA226R0002 Questions and Answers Pt. 2

PDF, High priority: read this firstq-and-a
High

Solicitation Amendment 0002 - HDTRA226R0002

PDF, High priority: read this firstamendment
High

Solicitation Amendment 0003 - HDTR226R0002

PDF, High priority: read this firstamendment
High

Solicitation Amendment 0003 - HDTR226R0002

PDF, High priority: read this firstamendment
High

Solicitation Amendment 0003 - HDTR226R0002

PDF, High priority: read this firstamendment
High

Solicitation Amendment HDTRA226R0002-0001

PDF, High priority: read this firstamendment
High

Solicitation HDTRA226R00020002 - Construction Services Contract (CSC) Aboveground

PDF, High priority: read this firstrfp
High

Solicitation HDTRA226R00020003 - Construction Services Contract

PDF, High priority: read this firstrfp
High

Solicitation HDTRA226R00020003 - Construction Services Contract (CSC) Aboveground

PDF, High priority: read this firstrfp
High

Solicitation HDTRA226R0002000 - Construction Services Contract

PDF, High priority: read this firstrfp
High

Solicitation HDTRA226R0002000 - Construction Services Contract (CSC) Aboveground

PDF, High priority: read this firstrfp
High

Solicitation HDTRA226R0002 - Construction Services Contract

PDF, High priority: read this firstrfp
High

Solicitation HDTRA226R0002 - Construction Services Contract (CSC) Aboveground

PDF, High priority: read this firstrfp
High

Solicitation Notice for Construction Services (NAICS 237990)

PDF, High priority: read this firstrfp
High

Solicitation Notice for Construction Services (NAICS 237990)

PDF, High priority: read this firstrfp
High

SOW for Millstone Silver 34 (Single Multi-Layer Structure)

PDF, High priority: read this firstsow
High

SOW - Millstone Silver 34 (Single Multi-Layer Structure)

PDF, High priority: read this firstsow
High

SOW - Millstone Silver 34 (Single Multi-Layer Structure)

PDF, High priority: read this firstsow
High

SOW - Millstone Silver 34 (Single Multi-Layer Structure)

PDF, High priority: read this firstsow
High

SOW - Single Concrete Steel Test Structure

PDF, High priority: read this firstsow
High

SOW - Single Concrete Steel Test Structure

PDF, High priority: read this firstsow
High

SOW - Single Concrete Steel Test Structure (Sample Task Order 2)

PDF, High priority: read this firstsow
High

SOW - Single Concrete Steel Test Structure (Sample Task Order 2)

PDF, High priority: read this firstsow
High

WSMR Equipment List

PDF, High priority: read this firstspecifications
High

WSMR Equipment List 1

PDF, High priority: read this firstspecifications
High

Deleted Attachments Notice

TXT, Low priority1 page · special-notice
Low

DTRA Above Ground Construction Services Pre-Proposal Conference Brief

PDF, Low priorityindustry-day
Low

DTRA Above Ground Construction Services Pre-Proposal Conference Brief

PDF, Low priorityindustry-day
Low

HDTRA226R0002 Presolicitation Notice - Construction Services

PDF, Low prioritypresolicitation
Low

HDTRA226R0002 Questions and Answers Pt. 3

PDF, Low priorityq-and-a
Low

Kirtland AFB Short Term Visitor Pass Pre-Notification Form

PDF, Low priorityother
Low

Kirtland AFB Short Term Visitor Pass Pre-Notification Form

PDF, Low priorityother
Low

Past Performance Questionnaire - Solicitation HDTRA226R0002

PDF, Low prioritypast-performance
Low

Pre-Proposal Conference Overview and Access - Above Ground Construction Services Contract

PDF, Low priorityindustry-day
Low

Pre-Proposal Conference Overview and Access - Above Ground Construction Services Contract

PDF, Low priorityindustry-day
Low

Solicitation HDTRA226R0002 - Past Performance Questionnaire

PDF, Low prioritypast-performance
Low

Solicitation HDTRA226R0002 Q&A Part 5

PDF, Low priorityq-and-a
Low

AI Contract Breakdown

Uniform Contract Format

Contract not broken down yet

CLEATUS splits the solicitation into Uniform Contract Format (UCF) sections: scope, pricing, deliverables, and evaluation criteria.

Timeline

4 updates
PhaseClosed
Posted

Presolicitation

Notice updated

Response deadline changed from Jan 31, 2026 to May 4, 2026. The notice description changed.

Type Changed

Presolicitation → Solicitation

Type Changed

Solicitation → Presolicitation

Type Changed

Presolicitation → Solicitation

Type Changed

Solicitation → Presolicitation

Type Changed

Presolicitation → Solicitation

Type Changed

Solicitation → Presolicitation

Type Changed

Presolicitation → Solicitation

Type Changed

Solicitation → Presolicitation

Type Changed

Presolicitation → Solicitation

Notice updated

The notice description changed.

Notice updated

The notice description changed.

Notice updated

The notice description changed.

Response Deadline

Deadline has passed

Submission Closed

Find active opportunities like this

Start your free trial to discover similar active contracts, track opportunities, and build proposals with AI assistance.

Organization & Contact Information

Show more
AgencyDepartment Of Defense → Defense Threat Reduction Agency
Contacts1 person available
OfficeKIRTLAND AFB, NM, 87117-5669, USA
Office AddressKIRTLAND AFB, NM, 87117-5669, USA
Contacts

Full Description

Show more
OFFICIAL SOLICITATION NOTICE | Date: 17 February 2026 | Subject: Official Solicitation Notice for Construction Services | NAICS Code: 237990 - Other Heavy and Civil Engineering Construction | PSC Code: Y1PZ - CONSTRUCTION OF OTHER NON-BUILDING FACILITIES | CONTRACTING OFFICE INFORMATION: Contracting Office DODAAC: HDTRA2; Address: 1991 Wyoming BLVD SE, Kirtland AFB, NM 87117-5669; Contracting Officer: James A. Melancon; Contract Specialist / Solicitation Manager: Ryan D. Margraf || DESCRIPTION OF REQUIREMENT: This posting is an official solicitation for construction services. This is a 100% small business set-aside procurement. The Government anticipates the award of multiple contracts under this solicitation using the Indefinite-Delivery, Indefinite-Quantity (IDIQ) format. The proposed contract is to provide a means of executing construction efforts in support of the DTRA mission by providing construction for: 1) general test support; 2) new construction; 3) Repair and maintenance of test structures and articles; and 4) demolition and remediation on various test sites. The proposed contract is for construction services and will include, but is not limited to, the following FAR clauses: 52.246-4 (Inspection of Services - Fixed Price), 52.246-12 (Inspection of Construction), and 52.246-13 (Inspection-Dismantling, Demolition, or Removal of Improvements). Each task order will be reviewed to determine the appropriate contract type, which may include Firm-Fixed-Price (FFP), Time and Materials (T and M), or Firm-Fixed-Price Level of Effort (FFP LOE). The NAICS Code 237990 - Other Heavy and Civil Engineering Construction best applies to this procurement. However, other codes can apply. | PERIOD AND VALUE: Period of Performance: The initial ordering period will be for five (5) years. The contract will include an option to extend the ordering period for an additional five (5) years. Each task order will have its own specific performance period. Task orders may be performed for up to 12 months beyond the end of the contract ordering period to accommodate the completion of major construction efforts started late in the ordering period. Total Estimated Cost: The total estimated cost of the acquisition is $400M over a ten-year period, consisting of a 5-year base period at $200M and a 5-year option period at $200M. | KEY DATES and SOLICITATION INFORMATION: Pre-proposal Conference: A pre-proposal conference is scheduled to occur on March 11th and 12th, 2026. Further details regarding the specific time and location are provided in the attachment entitled, Pre-Proposal Conference Overview and Access. This conference will be to review field conditions at either or both of Kirtland AFB, New Mexico, and White Sands Missile Range, New Mexico. Solicitation Availability: The solicitation is herewith released as of the publication date and will be available electronically at the Government Point of Entry (GPE), SAM.gov. Hard copies of the solicitation will not be provided. It is the responsibility of interested parties to monitor the GPE for the release of the solicitation and any subsequent amendments. || Initial Posting: Presolicitation Notice. | Update 0001 Edit: Formatting and date correction. | Update 0002 Edit: Subject correction. | Update 0003: Official Solicitation Notice. | Update 0004: Amendment 0001 to Official Solicitation Notice (see attached SF 30 thereof for details). | Update 0005: Amendment 0002 to Official Solicitation Notice (see attached SF 30 thereof for details - including important statements of work revisions attached); posted slide deck from 11 and 12 March 2026 pre-proposal conference; posted questions and answers document part 1. | Update 0006: Amendment 0003 to Official Solicitation Notice (see attached SF 30 thereof for details), to include Statement of Objectives document revision; posted questions and answers document pt. 2. | Update 0007: Administrative re-transmission of update 0006 to ensure SAM.gov posting. No material changes; attachments are re-uploads of Update 0006. | Update 0008: Posted questions and answers document pt. 3. | Update 0009: Posted questions and answers document pt. 4. | Update 0010: Posted questions and answers document pt. 5.

More opportunities from Department Of Defense → Defense Threat Reduction Agency

Same awarding agency

NAICS: 334511
Federal
Gigamon Hardware Supply (GigaVUE-HC1 Platform)The contract awards the supply of Gigamon GigaVUE-HC1 hardware appliances to support network visibility initiatives at DTRA Headquarters and DTRA West as part of the SecureNet lifecycle replacement program. These appliances are critical for enhancing traffic monitoring, threat detection, and network analytics across secure defense networks. The delivery is targeted to fulfillment locations at Fort Belvoir, Virginia, with a posting date of June 29, 2026, and the contract is structured as a subcontract under the broader Department of Defense procurement framework. The North American Industry Classification System code 334511 indicates the work involves the manufacturing of computer and peripheral equipment, specifically tailored for advanced network infrastructure needs. The contract supports modernization efforts within DTRA’s cybersecurity infrastructure by replacing aging systems with next-generation hardware that enables deeper packet capture, metadata extraction, and real-time network intelligence. Performance is tied to operational readiness at the designated defense facilities and requires precise alignment with existing network architectures and security protocols. Although no specific award amount or contractor name is provided, the focus on platform compatibility, reliability, and integration within secure environments underscores the mission-critical nature of the hardware deployment. This effort ensures continuity and enhanced capability for DTRA’s network operations under the ongoing SecureNet modernization initiative.
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing

POSTED

4 months ago

DEADLINE

N/A
View Details

Earlier notices in this NAICS code

Posted before this notice, open and closed

Find Active Opportunities Like This

Get AI-powered intelligence on the opportunities still open

Every page of the solicitation package shredded into a compliance breakdown

AI-powered matching based on your capabilities and past performance

Competitor and incumbent history on the requirement

Automated alerts on amendments, Q&A deadlines, and award

Miguel
Hillary
Keith Deutsch
Christine

Join 750+ contractors already using CLEATUS