Port of Tacoma #022026-1019

Port of Tacoma Parcel 117 Site Redevelopment and Invasive Snail Eradication Project

The Port of Tacoma is seeking a contractor for the Parcel 117 Critical Site Redevelopment project, focused on eradicating invasive Mediterranean vineyard snails and remediating contaminated soil. - Government Buyer: Port of Tacoma, Engineering Department - Project Scope: - Eradication of invasive snails through habitat removal and application of Deadline Bullets Snail Bait (provided by AMVAC Chemical Corporation) - Site re-grading, filling with 6,110 tons of crushed surfacing top course, and placement of snail bait - Installation of stormwater utilities, including storm drain pipes and catch basins - Construction of containment cells and capping of contaminated areas with ecology block walls, asphalt pavement, and structural fill - Site demolition, tree removal, earthwork, dewatering, and trench safety systems - Notable Requirements: - Compliance with environmental permits (e.g., NPDES, SWPPP, Special Approved Discharge permit) - Hazardous materials handling and erosion control - 3-year post-construction monitoring for snail eradication verification - Washington State prevailing wage rates apply - OEM Highlight: AMVAC Chemical Corporation (Deadline Bullets Snail Bait) - Estimated contract value: $1,351,000 to $1,601,000 (excluding sales tax)

Description

This project involves eradicating an invasive snail species by removing its habitat through re-grading and filling the entire site with crushed surface top course. The scope also includes installation of stormwater utilities and construction of a containment cell to cap an area on the site with existing contamination. The work is part of the redevelopment of Parcel 117 at the Port of Tacoma in Tacoma, Washington.

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