SCH_Tree_1_Transplant_TPP_Specifications.PDF

This is a specifications document for tree transplant work related to the Seattle City Hall Plaza Waterproofing Replacement project administered by the City of Seattle, Washington. The document outlines technical requirements and standards for transplanting trees as part of the broader plaza restoration initiative. The project includes comprehensive plaza restoration encompassing waterproofing, concrete decking, sub-grade interior repairs, landscaping, and flagpole installation at Seattle City Hall, located at 600 4th Ave, Seattle, WA 98104. The tree transplant specifications establish the procedures, materials, and quality standards that contractors must follow when relocating existing trees or installing new trees within the project scope. These specifications ensure that all landscaping work, including tree transplantation, meets the city's construction standards and environmental requirements.

This project is subject to the City of Seattle's Community Workforce Agreement (CWA) and Priority Hire provisions under SMC 20.37, which requires contractors to provide employment opportunities to workers from economically distressed communities, women, and people of color. The project is classified as a Covered Project, reflecting the city's commitment to racial and economic equity in construction contracting. The Engineer's Estimate for the entire plaza waterproofing replacement project is $6,864,865.00. Contractors bidding on this project must comply with the tree transplant specifications contained in this document while adhering to all applicable labor and community workforce requirements.