26R0006_PreSolNotice_1.pdf
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- Attached to
- GAOA BAR ISLAND DAM RECONSTRUCTION Federal contract opportunity
- Solicitation number
- 140L0626R0006
About this file
This is a Pre-Solicitation Notice for the GAOA Bar Island Dam Reconstruction project issued by the Bureau of Land Management (BLM), National Operations Center in Denver, Colorado.
The BLM seeks a contractor to reconstruct Bar Island Dam located in Phillips County, Montana, approximately 59 miles southwest of Malta. The project scope encompasses all labor, materials, equipment, and supervision required to restore and reinforce this earthen embankment dam. Major work items include dewatering the reservoir and construction area, excavating portions of the existing dam embankment and foundation to remove and replace outlet works, reconstructing the dam embankment with compacted fill from onsite borrow sources and imported materials, constructing a precast concrete outlet works riser and conduit, constructing a grouted riprap stilling basin, excavating and grading the spillway, placing gravel road surfacing on the dam crest, and reclaiming all disturbed areas through soil preparation and seeding. The estimated contract value is between $1 million and $5 million. The solicitation is set aside for Total Small Business under NAICS code 237990 (Other Heavy and Civil Engineering Construction) with a small business size standard of $45 million. The project must be completed by November 30, 2027, with award anticipated July 1, 2026. Annual onsite work restrictions apply from December 1 through July 15.
The BLM anticipates issuing a Request for Proposals by the end of April 2026, with proposals due approximately 30 days thereafter. Potential offerors must be registered and active in the System for Award Management (SAM) at www.sam.gov with a valid UEI number at time of proposal submission. All solicitation documents and amendments will be posted to SAM; no paper or email copies will be provided. A site visit will be scheduled and details provided in the solicitation. Award will be based on best value to the government in accordance with the Federal Acquisition Regulations. The contracting officer is Lisa McKeon, reachable at lmckeon@blm.gov.
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United States Department of the Interior
BUREAU OF LAND MANAGEMENT
National Operations Center Denver Federal Center, Building 85
P.O. Box 25047 Denver, Colorado 80225-0047 http://www.blm.gov
GAOA BAR ISLAND DAM RECONSTRUCTION
140L0626R0006 | Pre-Solicitation Notice
Project Location: Phillips County, approximately 59 miles southwest of Malta, MT.
Project Description: The Bureau of Land Management (BLM) has a construction requirement for all labor, materials, equipment, and supervision to reconstruct Bar Island Dam. The project will restore and reinforce critical infrastructure to ensure the long-term stability and functionality of this earthen embankment dam. The project addresses essential maintenance needs by repairing embankments, reinforcing slope protections, and upgrading the outlet works and spillway.
These improvements will extend the dam’s useful life, enhance structural integrity, and ensure continued water management capabilities.
Major items of work include:
1. Dewater reservoir and construction area.
2. Excavate a portion of the existing dam embankment and foundation to remove the existing outlet works pipe and allow construction of the new outlet works.
3. Reconstruct the dam embankment, including
a. Placement of compacted fill from onsite borrow sources.
b. Placement of lime-amended backfill.
c. Placement of imported rock for riprap slope protection within designated areas on the upstream slope.
d. Placement and compaction of imported sand for internal filter and drain features.
e. Construction of a toe drain.
4. Construct a precast concrete outlet works riser
5. Construct concrete encased, precast reinforced concrete pipe outlet works conduit.
6. Construct grouted riprap outlet works stilling basin.
7. Excavation, fill, and grading of the spillway.
8. Place gravel road surfacing within specified limits on the crest of the dam.
9. Reclaim all disturbed areas including staging areas and temporary roads. Reclamation consists of preparation of soil and seeding.
Estimated Period of Performance (PoP): Project must be completed by 30 Nov 2027. Award anticipated 1 Jul 2026.
(Onsite work restrictions annually Dec 1 - Jul 15).
Magnitude of Construction: Between $1M – $5M
Solicitation Set-Aside: Total Small Business
NAICS Code: 237990 - Other Heavy and Civil Engineering Construction
Produce Service Code: Z2KA – Repair or Alteration of Dams
Small Business Size Standard: $45M
Site Visit: Date, time and meeting location, will be provided in the solicitation. Offerors are highly encouraged to attend the scheduled site visit to ensure they fully understand the requirement and conditions that may affect the specifications, cost, and performance of the project.
Solicitation Issuance Date: The BLM anticipates issuing a request for proposals (RFP) end of April 2026. The proposals will be due approximately 30 days after the solicitation issue date. Potential offerors are responsible for monitoring www.sam.gov Contract Opportunities for all communication regarding this requirement, including downloading the complete solicitation package and all solicitation amendments. No paper copies or email copies will be provided.
Registration: Offerors must have a UEI number and be registered and active in the System for Award Management (SAM) www.sam.gov at time of proposal submission in order to be eligible for award.
Award will be based on best value to the government in accordance with the Federal Acquisition Regulations (FAR). This notice does not obligate the government to award a contract, nor does it obligate the government to pay for any proposal preparation costs.
Point of contact: Contracting Officer, Lisa McKeon at lmckeon@blm.gov http://www.sam.gov/ http://www.sam.gov/ mailto:lmckeon@blm.gov
| BUREAU OF LAND MANAGEMENT |
| National Operations Center |
| Denver Federal Center, Building 85 |
| P.O. Box 25047 |
| Denver, Colorado 80225-0047 |
| http://www.blm.gov |
File details come from the government source that posted it. Updated .