Grand Island Mitigation Site

SOURCES SOUGHT NOTICE

Project Description: Grand Island Mitigation Project

Anticipated Posting Date: 09 October 2026

Sources Sought Number: W9123827X1CQX

SAM Posting Title: USACE SPK DBB Construction – Grand Island Mitigation Project – Sacramento, California

SAM Posting Description:

This Sources Sought Notice is being issued for market research purposes to determine the availability, capability, and interest of small business firms for a potential Government requirement. NO SOLICITATION IS AVAILABLE; requests for a solicitation will go unanswered. No award will be made from this Notice. Responses will be used to determine potential acquisition strategies, understand current market capabilities, and to gain knowledge of potential sources.

GENERAL SCOPE:

The Sacramento River Grand Island Mitigation Project is a restoration initiative on a 233-acre site located at the western tip of Grand Island in Sacramento County, California, situated at the confluence of the Sacramento River, Steamboat Slough, and Cache Slough. The project is designed to create and enhance approximately 84 acres of self-sustaining aquatic and riparian habitat as compensatory mitigation for the American River Common Features (ARCF) project. The construction scope entails approximately 108,000 cubic yards of total excavation to establish a tidal channel network and create an interior "habitat bowl" with islands and peninsulas, alongside breaching an existing berm to connect the site to Steamboat Slough. Excavated material will be utilized to construct on-site features such as the islands and peninsulas, while the remaining excess material will initially be placed in designated uncompacted fill areas on the island and, if settlement issues arise, hauled off-site by barge. To support the federally listed Western, Yellow-Billed Cuckoo, the revegetation plan establishes a continuous riparian corridor by planting water-tolerant trees and shrubs at lower elevations, transitioning to diverse,...