Invasive Plant Species Control (Manual and Mechanical)

The contract seeks to control invasive plant species across 161 acres at Chumbley and Cottonwood Island through a combination of manual and mechanical Methods, including mowing, hand-pulling, excavation, and soil regrading specifically within riparian zones. Work will focus on restoring natural ecosystems by eliminating non-native vegetation that threatens native habitat and waterway integrity. The effort is classified as a subcontract under the SBA Certified Economically Disadvantaged Women-Owned Small Business program set-aside, ensuring eligibility and preference for businesses certified under the EDWOSB program. The North American Industry Classification System code 213112 identifies the nature of the work as support activities for mining, reflecting the specialized environmental remediation scope. The opportunity was posted on May 4, 2026, with a response deadline of May 18, 2026, at 9:00 PM. The contract is administered by the Department of Defense through the W071 Endist Portland office, with performance to occur in Kelso. While no point of contact or detailed address information is provided, the work location and set-aside designation confirm the project’s federal and socio-economic priorities. Contractors must be prepared to execute precise ecological mitigation techniques under strict environmental guidelines to ensure compliance with land and waterway conservation standards in sensitive riparian areas.