DEPT OF DEFENSE › DEPT OF THE ARMY › US ARMY CORPS OF ENGINEERS › ENGINEER DIVISION GREAT LAKES AND OHIO › ENDIST DETROIT › W072 ENDIST DETROIT

Tar Lake Superfund

Response deadline: Sep 21, 2026; 2:00 PM UTC-04:00
Set-aside: SBASmall business (total); Small Business Set Aside - Total
Notice type: Solicitation
Posted on SAM.gov: Sep 14, 2026; Archives Oct 21, 2026

Description

******Amendment 0003******* Amendment 0003 is being issued to respond to bidder inquiries, provide existing Biosparge System Design Details, and update the Specifications in response to bidder inquiries received. All other terms and conditions remain UNCHANGED.********************Amendment 0002 ***** Amendment 0002 is being issued to respond to additional bidder inquiries, remove Davis-Bacon Construction Wage Determinations MI20260157 and MI20260158 and replace them with Davis-Bacon Construction Wage Determination MI20260043. All other terms and conditions remain UNCHANGED. ***********************Amendment 0001 ******Amendment 0001 is being issued to update the Specifications, Bid Schedule, and Scoping Statement in response to bidder inquiries received. CLIN 0007 is changed from Environmental Remediation Services to Construction. Amendment 0001 also updates the Wage Determinations found in Section L Instructions, Conditions, and Notices to Offerors or Quoters. All other terms and conditions remain UNCHANGED. ********************************************The U.S. Army Corps of Engineers (USACE) Detroit District is seeking a contractor for a Firm-Fixed Price (FFP) environmental services contract for the Tar Lake Superfund project located in Mancelona Township, Michigan. The project includes the excavation of contaminated soil and expansion of a bio-sparge system at the Tar Lake Superfund Site in Mancelona Township, Ml.

The project will involve excavation of approximately 172,500 tons of contaminated soil, backfilling with clean imported soils, installing new biosparge wells, and an approximately 160 square foot pre-engineered structure to house the biosparge system compressors. Ancillary activities include abandoning existing groundwater monitoring wells, installing new groundwater monitoring wells, installing erosion control measures, conducting a utility survey to locate existing bio-sparge system piping, confirmation soil sampling,and site restoration.

From SAM.gov’s daily data file, as published on Oct 21, 2026 (UTC). SAM.gov’s latest daily file no longer lists this notice.

Contacts

Marna Rockwell · primary
[email protected]

Attachments

No attachment links are available here.

Record dates

Posted on SAM.gov: Sep 14, 2026: The agency’s publication date, as SAM.gov states it.
First recorded by BidLookup: Sep 20, 2026: The UTC day of the first read of SAM.gov’s listings that stored this notice.
Last confirmed: Sep 20, 2026: The UTC day of the latest read that still listed this notice. It does not mean the notice is unchanged or still open on SAM.gov now, and it is not the index’s last-read time.
Description as published: Oct 21, 2026 (UTC): The date of the daily data file this text came from.

Published by the agency on SAM.gov as notice af94d47b2c4d40eb866ea99152b8a2ea. What these dates mean

Record