Terminal 4 Maintenance Dredging 2026

The contract pertains to the Terminal 4 Maintenance Dredging project scheduled for 2026, overseen by the Engineering Department of the Port of Portland in Oregon. The scope involves maintenance dredging of Berths 410-411 to a minimum design elevation of -42 feet Columbia River Datum (CRD), with a maximum pay elevation of -43 feet CRD and a maximum dredging depth of -44 feet CRD. The dredged material must be transported and disposed of at a Port-approved landfill. Following the dredging operations, a sand layer will be placed over the dredged areas to restore the seabed. Additionally, large woody debris deemed suitable for environmental mitigation will be deposited at a designated upland site on West Hayden Island to support habitat restoration efforts. The solicitation for this contract was posted on January 14, 2026, with responses due by February 19, 2026. Bidders are required to submit a bid bond equivalent to 10% of their proposal. The Port of Portland maintains procedures for proposing substitutions to specified products, ensuring any such requests are certified to be equal or superior without negatively impacting the project schedule or other trades. The primary point of contact for this solicitation is Brandon Alius, who can be reached via email. Hard copies of solicitation documents are not available for purchase through the posting platform, and all communications and bid submissions are managed electronically.