WSSC_Anacostia_Trunk_Sewer_CA_Report_Appendices_DRAFT_2024-06-25.pdf

This document is a draft appendices report prepared by the Washington Suburban Sanitary Commission (WSSC Water) in Maryland regarding the 102-Inch Anacostia Trunk Sewer Rehabilitation Phase 2 project. The project seeks qualified respondents to provide Progressive Design-Build (PDB) services for the design and construction rehabilitation of the 102-Inch Anacostia Trunk Sewer located in Lower Anacostia, Prince George's County, Maryland. Sealed responses must be submitted via WSSC's eProcurement Portal at https://procurement.opengov.com/portal/wsscwater prior to 2:00 pm on Tuesday, June 23, 2026, with late responses not accepted. The document serves as a supporting exhibit containing appendices that provide technical and project-related information necessary for qualified design-builder teams and firms to develop comprehensive proposals.

The appendices contained in this draft report furnish detailed technical data, project parameters, and supporting information essential for respondents to understand project scope, existing conditions, and requirements. This document functions as a key supporting exhibit to the main solicitation and helps establish the baseline information, site conditions, and technical specifications that design-build teams will need to reference when preparing their proposals. As a draft dated June 25, 2024, this appendices report represents the project team's compilation of relevant supporting documentation intended to guide qualified respondents through the PDB process for this infrastructure rehabilitation initiative.