FY25-CHS Upper Harbor and JBC O and M Dredging
Closed Solicitation Posted
This opportunity was awarded. See the award notice from .
- Solicitation number
- W912HP25BA001
- Agency
-
ENDIST Charleston
US Army Corps of Engineers, Department of Defense
- Responses due
- Set-aside
- Total Small Business
Opportunity facts
- NAICS code
- 237990 Other Heavy and Civil Engineering Construction
- PSC
- Z1KF Maintenance Of Dredging Facilities
- Place of performance
- Charleston, SC 29403
- Points of contact
Notice details come from SAM.gov. Updated .
About this opportunity
The U.S. Army Corps of Engineers Charleston District is procuring maintenance dredging services for the Charleston Harbor system, including Charleston Lower Harbor, Charleston Upper Harbor, Joint Base Charleston, TC Dock, and USCG Pier Papa in Charleston and Berkeley Counties, South Carolina. The work involves dredging approximately 3,248,500 cubic yards of unclassified material (with a base requirement of 3,016,000 cubic yards) and placing the dredged material in designated placement areas including Daniel Island Placement Area Middle Cell, Clouter Creek Placement Area North and South Cells, and Joint Base Charleston Placement Area. The contract will be structured as a firm-fixed-price arrangement with compliance requirements under the Endangered Species Act and Marine Mammals Protection Act. This was initially issued as a presolicitation notice with the formal solicitation following 15-30 days later, and the bid opening was held on September 15, 2025. The project received bids from two contractors during the bid opening process.
This opportunity is designated as a Total Small Business set-aside, limiting competition to qualified small business entities. The bid opening on September 15, 2025, received proposals from Southern Dredging Co., Inc. of Charleston, South Carolina and Cotrell Contracting Corporation of Chesapeake, Virginia, with total contract values ranging from approximately $14.4 million to $19.6 million including base and option line items. The estimated magnitude of work falls between $10 million and $25 million, with the base contract items ranging from $12.9 million to $18.4 million. The work will be performed in Charleston, South Carolina, specifically in the harbor areas and waterways serving Joint Base Charleston and the Port of Charleston. The contract includes both base work requirements and optional line items for additional dredging at TC Dock and USCG Pier Papa, providing flexibility in the scope of work to be performed.
Notice text
3 versions
Update #3 · Latest ·
PURPOSE OF THIS ANNOUNCEMENT: This announcement constitutes a presolicitation announcement of a proposed contract action pursuant to FAR 5.204. This is not a solicitation. No response is requested at this time. A formal solicitation will follow this announcement with full details, including a response deadline, the complete price proposal schedule, the construction plans and specifications, instructions to offerors, and the evaluation factors/basis for award.OFFERORS ARE RESPONSIBLE FOR MONITORING THIS WEBSITE FOR CHANGES TO THIS NOTICE AND THE FORMAL SOLICITATION ANNOUNCEMENT. PLANNED SOLICITATION: The final Solicitation for this project will be announced anytime between 15 and 30 days after the posting of this presolicitation. The contract type will be firm-fixed-price. DESCRIPTION OF WORK: The work consists of maintenance dredging approximately 3,248,500 (BASE 3,016,000) cubic yards of unclassified material from Charleston Lower Harbor, Charleston Upper Harbor, Joint Base Charleston, TC Dock (OPTION), and USCG Pier Papa (OPTION), Charleston and Berkeley Counties, South Carolina. Material dredged from Charleston Lower Harbor Shoals 5 and 6 shall be placed in Daniel Island Placement Area Middle Cell. Material dredged from Charleston Upper Harbor Shoals 13 18 shall be placed in Clouter Creek Placement Area with approximately 500,000 cubic yards of material to be placed in the North Cell, and all remaining material to be placed in South Cell, including material from Pier P. Material Dredged from Joint Base Charleston Channel shall be placed in the Joint Base Charleston Placement Area, including material from TC Dock. The work includes complying with the requirements of the Endangered Species Act and the Marine Mammals Protection Act. MAGNITUDE OF WORK: $10,000,000 TO $25,000,000. This amendment is to provide an updated Instruction to Bidders with the bid opening time. This Amendment is hereby posted as of 11 Sept. 2025.
Abstract of Offers and Bid Opening Attendees List is hereby posted as of 9.16.25
Update #2 ·
PURPOSE OF THIS ANNOUNCEMENT: This announcement constitutes a presolicitation announcement of a proposed contract action pursuant to FAR 5.204. This is not a solicitation. No response is requested at this time. A formal solicitation will follow this announcement with full details, including a response deadline, the complete price proposal schedule, the construction plans and specifications, instructions to offerors, and the evaluation factors/basis for award.OFFERORS ARE RESPONSIBLE FOR MONITORING THIS WEBSITE FOR CHANGES TO THIS NOTICE AND THE FORMAL SOLICITATION ANNOUNCEMENT. PLANNED SOLICITATION: The final Solicitation for this project will be announced anytime between 15 and 30 days after the posting of this presolicitation. The contract type will be firm-fixed-price. DESCRIPTION OF WORK: The work consists of maintenance dredging approximately 3,248,500 (BASE 3,016,000) cubic yards of unclassified material from Charleston Lower Harbor, Charleston Upper Harbor, Joint Base Charleston, TC Dock (OPTION), and USCG Pier Papa (OPTION), Charleston and Berkeley Counties, South Carolina. Material dredged from Charleston Lower Harbor Shoals 5 and 6 shall be placed in Daniel Island Placement Area Middle Cell. Material dredged from Charleston Upper Harbor Shoals 13 18 shall be placed in Clouter Creek Placement Area with approximately 500,000 cubic yards of material to be placed in the North Cell, and all remaining material to be placed in South Cell, including material from Pier P. Material Dredged from Joint Base Charleston Channel shall be placed in the Joint Base Charleston Placement Area, including material from TC Dock. The work includes complying with the requirements of the Endangered Species Act and the Marine Mammals Protection Act. MAGNITUDE OF WORK: $10,000,000 TO $25,000,000. This amendment is to provide an updated Instruction to Bidders with the bid opening time. This Amendment is hereby posted as of 11 Sept. 2025.
Update #1 ·
PURPOSE OF THIS ANNOUNCEMENT: This announcement constitutes a presolicitation announcement of a proposed contract action pursuant to FAR 5.204. This is not a solicitation. No response is requested at this time. A formal solicitation will follow this announcement with full details, including a response deadline, the complete price proposal schedule, the construction plans and specifications, instructions to offerors, and the evaluation factors/basis for award.OFFERORS ARE RESPONSIBLE FOR MONITORING THIS WEBSITE FOR CHANGES TO THIS NOTICE AND THE FORMAL SOLICITATION ANNOUNCEMENT. PLANNED SOLICITATION: The final Solicitation for this project will be announced anytime between 15 and 30 days after the posting of this presolicitation. The contract type will be firm-fixed-price. DESCRIPTION OF WORK: The work consists of maintenance dredging approximately 3,248,500 (BASE 3,016,000) cubic yards of unclassified material from Charleston Lower Harbor, Charleston Upper Harbor, Joint Base Charleston, TC Dock (OPTION), and USCG Pier Papa (OPTION), Charleston and Berkeley Counties, South Carolina. Material dredged from Charleston Lower Harbor Shoals 5 and 6 shall be placed in Daniel Island Placement Area Middle Cell. Material dredged from Charleston Upper Harbor Shoals 13 18 shall be placed in Clouter Creek Placement Area with approximately 500,000 cubic yards of material to be placed in the North Cell, and all remaining material to be placed in South Cell, including material from Pier P. Material Dredged from Joint Base Charleston Channel shall be placed in the Joint Base Charleston Placement Area, including material from TC Dock. The work includes complying with the requirements of the Endangered Species Act and the Marine Mammals Protection Act. MAGNITUDE OF WORK: $10,000,000 TO $25,000,000
Files
Notice history
| Notice | Type | Posted |
|---|---|---|
| FY25-CHS Upper Harbor and JBC O and M Dredging | Award Notice | |
| This notice | Solicitation | |
| FY25-CHS Upper Harbor and JBC O and M Dredging | Pre-Solicitation |
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