Eastrail - Central Wilburton Interim Trail

King County Department of Natural Resources and Parks, Parks and Recreation Division is requesting bids on the Eastrail – Central Wilburton Interim Trail project in Bellevue, Washington under ITB KC001733, with bids due October 27, 2026 at 1:30:59 p.m. and a mandatory pre-bid conference on October 14, 2026 at 2:00 p.m.

The contract carries two mandatory set-asides: a 10% minimum Small Contractors and Suppliers utilization requirement and an 8% minimum apprentice utilization requirement. Scope spans grading, rail and tie removal, culvert improvement, roadway crossing and signal installation at the SE 1st Street intersection, landscaping, erosion control, traffic control, and miscellaneous work including surveying, record drawings, and hazardous material testing. The trail extends from SE 5th Street to NE 4th Street. Identified subcontracting opportunities include site preparation and earthwork, utilities (water and sewer line), electrical (signal), street improvements, and traffic control.

The engineer's estimate is $930,000. Bid submittals require a bid guaranty of at least 5% of the total bid price. Award goes to the lowest responsive, responsible bidder. Responsibility criteria require compliance with prevailing wage laws, safety programs, project management qualifications, and prior experience on comparable public infrastructure projects of at least $250,000. Bid submittals must be made electronically via the County's E-Procurement system, with bid opening conducted via Microsoft Teams immediately following the deadline. Contract execution depends on King County receiving all required permits listed in Section 1-07.6 of the Special Provisions. The successful contractor must complete work within timeframes established by the Notice to Proceed and provide a one-year guarantee period following substantial completion.