Vibracore Sampling and Geological Surveying at Carolina Beach Inlet and Vicinity, NC

Combined – VIBRACORE SERVICES - CAROLINA BEACH INLET AND VICINITY Solicitation No. W912PM26QA024. This solicitation is issued as an RFQ. Date of Issue:

12 March 2026 This is a combined for commercial products or commercial services prepared in accordance with FAR Part 12. This announcement constitutes the only solicitation. Offers are being requested, and a separate written solicitation will not be issued. This combined is being issued as a small business set-aside. This solicitation incorporates provisions and clauses by reference. The full text of provisions and clauses may be accessed electronically at www.acquisition.gov. This solicitation is a Request for Quote (RFQ). The associated North American Industry System (NAICS) code for this procurement is 541360 with a size standard of $28.5M. The U.S. Army Corps of Engineers, Wilmington District needs a Contractor to perform a total of 25 waterborne vibracores, 2 land-based borings, and 207 lab test samples for this project. Following drilling operations, the Contractor shall carefully transport the core samples to a facility for processing. The soil cores shall be processed and field logs and photos provided to the

Contracting Officer’s Representative (COR). Following the receipt of the preliminary boring logs and photos, The Wilmington District will require at least 5 business days to review the logs and photographs to assign lab test sampling intervals. All borings (vibracore and land-based borings) shall be horizontally referenced to North American Datum (NAD) 1983 North Carolina State Plane Feet. The top and bottom of each boring shall be referenced to the MLLW vertical datum. Sampling procedures for all borings shall be accomplished in accordance with paragraph “Vibracore and Land-Based Drill Sampling.” Preliminary Drilling Logs, Draft and Final Drilling Logs for all borings shall be accomplished in accordance with paragraph “Drilling Logs.” In addition to the Preliminary Draft and Final Drilling Logs, the Contractor shall take detailed photographs of each boring to highlight changes in soil character. Laboratory testing on USACE-designated samples shall be accomplished in accordance with the paragraph “Laboratory Testing Procedures.” Performance Period: The Contractor shall mobilize to the site and begin drilling within 5-calendar days following SAW acceptance of the Accident Prevention Plan (APP). The entire work, including drilling, logging, photographing, laboratory analyses, and the Final Report (hard copy and electronic files) should be submitted within 180 calendar days from time of award. The resulting award issued from this request will result in one award. The solicitation can only be changed by formal written amendment issued by the

Contracting Officer. The following documents have been provided: A21 - Combined Synopsis-Solicitation - VIBRACORE SERVICES - CAROLINA BEACH INLET AND VICINITY W912PM26QA024 - Final A21 - SOW CBI VC_20260303 A21 - WD 2015-4397, Rev 30, Dated 12-03-2025

QUESTIONS ARE DUE NOT LATER THAN 4:00 PM, EDT,

23 March 2026. QUOTES ARE DUE NOT LATER THAN 2:00 PM, EDT,