This Solicitation opportunity from Department Of Defense was posted on May 6, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Oil Water Separator Design/Install

Closed

FA489726B0004Federal

Submission Closed05/15/2026, 04:00:00 PM UTC

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

In-Water Construction and TOY Restrictions ComplianceThe contract involves performing in-water construction activities such as foundation installation and cofferdam setup while adhering to Time-of-Year (TOY) restrictions designed to protect aquatic habitats. This work must be carried out within specified environmental windows to ensure minimal impact on sensitive species and their ecosystems. The project is overseen by the Massachusetts Department of Transportation and is categorized under the NAICS code 237990, which pertains to specialized heavy construction. Work will take place in District 4 of Massachusetts, with an emphasis on compliance with environmental regulations related to aquatic habitat protection. Proposals for this subcontract were due on June 26, 2026, the same day the solicitation was posted. The contract focuses on ensuring construction activities align with ecological considerations while meeting the technical requirements of foundation and cofferdam installation in aquatic settings.

Massachusetts Department of Transportation

POSTED

DEADLINE

Earthwork and Site GradingThe contract entails earthwork services specifically focused on excavation, grading, and soil compaction to prepare the foundation and improve site drainage for construction purposes. It is classified under NAICS code 237990, which pertains to specialized earthwork activities. The work will be performed in Sumner, Tennessee, under the oversight of the Tennessee Department of Transportation. This subcontract opportunity was posted with a response deadline on June 26, 2026. The scope of the project emphasizes preparing the site to ensure proper structural support and effective drainage, which are critical for the stability and longevity of future construction. As a subcontract, this contract likely requires coordination with a primary contractor or project lead. Although specific contact details and set-aside provisions are not provided, interested parties can access further information and submit proposals via the specified online portal.

Tennessee Department of Transportation

POSTED

DEADLINE

Earthwork and ExcavationThe contract involves clearing, grubbing, and excavation work necessary for roadway grading and drainage structures as part of a federal-aid highway project. It is categorized under earthwork and excavation, with the NAICS code 237990, indicating specialized construction activities. The project is managed by the Tennessee Department of Transportation and will be performed in Marion. Proposals were due on June 26, 2026, the same date the contract details were posted. This is a subcontract opportunity, though no set-aside type is specified. The scope emphasizes site preparation and earthmoving activities essential for the successful development of roadway infrastructure, specifically addressing grading and drainage improvements. The online portal for submitting proposals and viewing further details is maintained by the Tennessee Department of Transportation.

Tennessee Department of Transportation

POSTED

DEADLINE

Railway-Adjacent Earthwork and GradingThis contract involves earthwork operations including excavation, embankment, and grading in close proximity to active railroad tracks. The work requires strict adherence to established railway protection protocols to ensure safety and minimize disruption to rail traffic. Special emphasis is placed on advance notification procedures, particularly for any planned blasting activities, to maintain compliance with regulatory and safety standards. The contract is issued by the Tennessee Department of Transportation (TDOT) and is categorized under NAICS code 237990, which pertains to other heavy and civil engineering construction. Performance is scheduled to take place in Dyer, Tennessee. Proposals must be submitted by the specified deadline on June 26, 2026, aligning with the posted date, and the opportunity is structured as a subcontract, though no specific set-aside provisions are indicated. The contract includes clear operational guidelines to ensure coordination between construction activities and railroad operations for successful project execution.

POSTED

DEADLINE

Site Grading and EarthworkThe contract involves site grading and earthwork activities, including excavation, cut and fill operations, grading, and compaction, aimed at preparing a site for future construction. The work will primarily take place in Sumner and falls under the NAICS code 237990, which typically covers special trade contractors in construction. Issued by the Tennessee Department of Transportation (TDOT), this subcontract was posted on June 26, 2026, with the same date set as the deadline for proposal submissions. While no specific solicitation number or office address details are provided, the contract is clearly focused on specialized earthwork services essential for groundwork preparation. Interested parties can access more information and submit proposals through the official TDOT bidding platform.

TDOT

POSTED

in 10 days

DEADLINE

in 10 days

AI Contract Overview

The contract involves the design and installation of a gravity-fed oil water separator (OWS) with a capacity of 300 gallons per minute, designed to remove 99% of free and dispersed hydrocarbons larger than 20 microns. This system will include integrated sensors for real-time monitoring to address hydrocarbon contamination observed in the sanitary waste stream at building 270. The project scope encompasses excavation, shoring, foundation work, plumbing, electrical site work, controls and alarm systems installation, and final commissioning. Since the facility is located on an active airfield, stringent measures are required to prevent foreign object debris (FOD) and additional screening of personnel involved in the project. The acquisition is conducted through a Two-Step Sealed Bidding process, where interested firms first submit unpriced technical proposals to demonstrate their capability, followed by an invitation to submit sealed price bids from those deemed technically acceptable. Key dates include a mandatory site visit scheduled for April 16, 2026, with registration details due by April 9, 2026, and submission deadlines for questions and proposal revisions, extended through May 15, 2026. The contract is set aside for Women-Owned Small Businesses (WOSB) under NAICS code 237990 and is managed by the Department of Defense at Mountain Home Air Force Base in Idaho. Point of contact for inquiries and coordination includes Gage Bergman and SrA Deivid Baez.

General Info

Design and install 300 GPM oil water separator with sensors at active airfield, WOSB set-aside.

Agency

Department Of Defense → FA4897 366 Cons Pkp

NAICS

237990 - Other Heavy and Civil Engineering Construction View NAICS

Place of Performance

Mountain Home AFB, ID, 83648, USA

Set-Aside

WOSB

Documents

(12)

Attachment+6+-+Contractor+Layout+Areas2022_final.pdf

PDF

Attachment+2+SOW-OWS+v2.pdf

PDF

Q+and+A.pdf

PDF

STEP+1+Request+for+Technical+Proposals+-+Amendment+3.pdf

PDF

Attachment+3+DBA-ID20260020-01022026.pdf

PDF

Attachment+4+OWS+Hush+House+-+Utility+Area+Map.pdf

PDF

STEP+1+Request+for+Technical+Proposals+-+FINAL.pdf

PDF

Attachment+1+FA489726B0004+-+Clauses.pdf

PDF

Amendment 1 to RFTP FA489726B0004 for Oil Water Separator Project

PDF•amendment

Attachment+2+SOW-OWS.pdf

PDF

STEP+1+Request+for+Technical+Proposals+-+Amendment+2.pdf

PDF

Attachment+5+-+01+57+19+Temp+Environmental+Controls_MHAFB+Env+Spec.pdf

PDF

AI Contract Breakdown

Uniform Contract Format

Timeline

3 updates

PhaseClosed

Amendment 1Apr 16

Contract was updated

Amendment 2Apr 29

Contract was updated

PostedMay 6

Solicitation

Amendment 3May 6

Contract was updated

Response DeadlineMay 15

Deadline has passed

Submission Closed

05/15/2026, 04:00:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → FA4897 366 Cons Pkp

Contacts2 people available

OfficeMOUNTAIN HOME AFB, ID, 83648-5296, USA

Organization / Agency

Department Of Defense → FA4897 366 Cons Pkp

Office AddressMOUNTAIN HOME AFB, ID, 83648-5296, USA

Contacts

Gage Bergman

contact@example.gov

SrA Deivid Baez

contact@example.gov

+1 (555) 000-0000

Full Description

Please review Amendment 1 document highlighted in red.

Scope: The objective of this project is to install a gravity fed, 300 gallon per minute (GPM) oil water separator (OWS) to capture and remove 99% of free and dispersed hydrocarbons larger than 20 microns, with integrated sensors for real-time monitoring. The government is pursuing the installation of this OWS due to observed hydrocarbons entering the sanitary waste stream from building 270. The work involves but is not limited to excavation, shoring, foundations, plumbing, site electrical work, controls/alarms work, and commissioning. Additionally, the facility this will be serving is located on the airfield and will require extra precautions to prevent foreign object debris (FOD) from being generated and will require additional screening of personnel working on this project.

This acquisition is being conducted using the Two-Step Sealed Bidding procedures.

•Step 1 (This RFTP): Interested offerors shall submit an unpriced technicalproposal that directly addresses the requirements and evaluation criteria outlinedin this document. The Government will evaluate these proposals to determinewhich offerors have a high probability of successful performance. No pricinginformation of any kind shall be submitted in Step 1.

•Step 2 (Invitation for Bids): Offerors whose technical proposals are determined tobe acceptable in Step 1 will be invited to submit a sealed price bid for the project.The contract will be awarded to the responsible bidder who submitted the lowest-priced bid in Step 2.

Site Visit Date/Time: April 16, 2026, 10:00 AM MDT. Site visit information requests such as base access procedure or additional site visits shall only be submitted in writing to the CONS POCs. Site visit attendees must submit full names, driver’s license numbers and state of issue, company name, and vehicle type (personal or commercial vehicle), for all attendees, to the CONS POCs no later than 12:00 PM MDT on April 9, 2026.

Amendment 1: Questions must be submitted via email and are due on 22 April 2026 1000 MST.

Amendment 2: Request for Technical Proposal due date extended to 8 May 2026 at 1000 MST.

Amendment 3: Request for Technical Proposal due date extended to 15 May 2026 at 1000 MST. Q&A and updated attachements added.

For further infomation, please refer to the RFTP attached in the solicitation.