# Maintenance Dredging, Delaware River, Philadelphia to Sea and Christina River, Wilmington Harbor Canonical: https://abierto.us/opportunities/w912bu25ba007 - Solicitation number: W912BU25BA007 - Notice type: Award notice (first published as presolicitation) - Status: Awarded to Norfolk Dredging Company for $27,690,000.00 - Department: Department of the Army - Agency: Department of the Army - Contracting office: W2SD Endist Philadelphia (W912BU) - NAICS: 237990 Other Heavy and Civil Engineering Construction - Product or service code: Z1KF Maintenance Of Dredging Facilities - County: Philadelphia County (FIPS 42101). https://abierto.us/counties/philadelphia-county-pa-42101 - City: Philadelphia. https://abierto.us/cities/philadelphia-pa-4260000 - First posted: July 7, 2025 - Last posted: October 1, 2025 - SAM.gov: https://sam.gov/workspace/contract/opp/f837b29ab39f43da983fefaefe05a4c0/view ## Description Contract work consists of maintenance dredging of approximately 2.5 million cubic yards of sediment within the Delaware River, Philadelphia to Sea main navigation channel between Stations 0+000 and 515+000 and approximately 400,000 cubic yards within Wilmington Harbor, Christina River. Work includes hydraulic dredging with placement of the dredged material into the Pedricktown and Delaware City disposal areas. All dredging will be performed to the required depths indicated with 1 or 2-foot allowable overdepth. All dredging shall be performed as contour dredging. Before and after dredging surveys for measurement will be performed by the government. The period of performance for the contract will be 240 calendar days. Estimated cost range of the project is $25,000,000 to $100,000,000. AMENDMENT 0001 - 15 AUG 2025 - The purpose of Amendment 0001 to Solicitation W912BU25BA007 is as follows: 1) To revise the Section 00 21 00 - Instructions; INSTRUCTIONS, CONDITIONS AND NOTICES TO BIDDERS; item 1.11 - Prospective Bidders Questions and Requests for Information (RFI); RFls due date from 1:00PM EDT 28 AUG 2025 to 1:00PM EDT 19 AUG 2025. 2) To provide RFI Questions and Responses. 3) All other terms and conditions remain unchanged. AMENDMENT 0002 - 27 AUG 2025 - The purpose of Amendment 0002 to Solicitation W912BU25BA007 is as follows: 1) To revise the Bid Opening and sealed offers due date from 1:00PM 28 AUG 2025 to 1:00PM 02 SEP 2025. 2) To provide a revised Specifications Section 35 20 23 which deletes the use of Killcohook Disposal Area from Paragraph 3.2.4. 3) All other terms and conditions remain unchanged. AMENDMENT 0003 - 28 AUG 2025 - The purpose of Amendment 0003 to Solicitation W912BU25BA007 is as follows: 1) To revise the Bid Opening and sealed offers due date from 1:00PM 02 SEP 2025 to 1:00PM 04 SEP 2025. 2) All other terms and conditions remain unchanged. AMENDMENT 0004 - 03 SEP 2025 - The purpose of Amendment 0004 to Solicitation W912BU25BA007 is as follows: 1) To revise the Bid Opening and sealed offers due date from 1:00PM EDT 04 SEP 2025 to 1:00PM EDT 09 SEP 2025. 2) To revise the RFIs due date from 1:00PM EDT 28 AUG 2025 to 1:00PM EDT 05 SEP 2025. 3) To add the NMFS Biological Opinion Delaware River?22 NOV 2019 and Specifications Section 35 20 23.13. 4) To revise Specifications Sections 01 57 19 and 35 20 23. 5) All other terms and conditions remain unchanged. AMENDMENT 0005 - 09 SEP 2025 - The purpose of Amendment 0005 to Solicitation W912BU25BA007 is as follows: 1) To revise the Bid Opening and sealed offers due date from 1:00PM EDT 09 SEP 2025 to 1:00PM EDT 12 SEP 2025. 2) All other terms and conditions remain unchanged. AMENDMENT 0006 - 11 SEP 2025 - The purpose of Amendment 0006 to Solicitation W912BU25BA007 is as follows: 1) To provide a revised RFI Questions and Responses dated 11 SEP 2025. 2) All other terms and conditions remain unchanged. ## Award on USAspending - Recipient: Norfolk Dredging Company (UEI HTVQLC41UCS9) - Contract: W912BU25CA017, definitive contract - Obligated: $27,690,000.00 - Competition: Full and Open Competition, 3 offers received - Link: solicitation number W912BU25BA007 equals the FPDS solicitation identifier; same awarding office W912BU (high confidence) - Record: https://www.usaspending.gov/award/CONT_AWD_W912BU25CA017_9700_-NONE-_-NONE-/ ## Publications - July 7, 2025: Presolicitation, due July 23, 2025 at 2:00 PM EDT. Notice dcd144a8b63c410fbf70555403766170. https://sam.gov/workspace/contract/opp/dcd144a8b63c410fbf70555403766170/view - July 24, 2025: Solicitation, due August 28, 2025 at 1:00 PM EDT. Notice 3d8fb8ca81384c7185f9433fe680c8e1. https://sam.gov/workspace/contract/opp/3d8fb8ca81384c7185f9433fe680c8e1/view - August 15, 2025: Solicitation, due August 28, 2025 at 1:00 PM EDT. Notice 409f00451f5645a5a428b1aa6a034215. https://sam.gov/workspace/contract/opp/409f00451f5645a5a428b1aa6a034215/view - August 27, 2025: Solicitation, due September 2, 2025 at 1:00 PM EDT. Notice d509fa5c545647d28f5c93e1ba7135ce. https://sam.gov/workspace/contract/opp/d509fa5c545647d28f5c93e1ba7135ce/view - August 28, 2025: Solicitation, due September 4, 2025 at 1:00 PM EDT. Notice e07cf9905e7e460bbc51998d8674f681. https://sam.gov/workspace/contract/opp/e07cf9905e7e460bbc51998d8674f681/view - September 3, 2025: Solicitation, due September 9, 2025 at 1:00 PM EDT. Notice 82ae44d06ddb40d1b616c0d09e2417b4. https://sam.gov/workspace/contract/opp/82ae44d06ddb40d1b616c0d09e2417b4/view - September 9, 2025: Solicitation, due September 12, 2025 at 1:00 PM EDT. Notice 085ca45366d0428ba7b6ea44f0d315ff. https://sam.gov/workspace/contract/opp/085ca45366d0428ba7b6ea44f0d315ff/view - September 11, 2025: Solicitation, due September 12, 2025 at 1:00 PM EDT. Notice 6fbecad3ce2c4b0f8a1b015b3820a088. https://sam.gov/workspace/contract/opp/6fbecad3ce2c4b0f8a1b015b3820a088/view - September 23, 2025: Solicitation, due September 12, 2025 at 1:00 PM EDT. Notice 0fb49c24f4ec4d068e99e5144b55975d. https://sam.gov/workspace/contract/opp/0fb49c24f4ec4d068e99e5144b55975d/view - October 1, 2025: Award notice. Notice f837b29ab39f43da983fefaefe05a4c0. https://sam.gov/workspace/contract/opp/f837b29ab39f43da983fefaefe05a4c0/view ## Points of contact - Eric Leach, eric.a.leach@usace.army.mil --- Source: SAM.gov Contract Opportunities bulk extract and USAspending.gov award data. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/w912bu25ba007.