1600103 - BID SET - SPECIFICATIONS - APPENDIX.PDF

This file is a Specifications Appendix for a construction project to upgrade sanitary and storm systems at the Smithsonian Institution's National Museum of Natural History. The solicitation number is 33330226RF0010002, with SF Project No. 1600103 dated December 5, 2025. The project is located at 10th Street and Constitution Avenue NW, Washington, DC, and involves replacing aging infrastructure throughout the Museum Main Building and East and West Wings. The Smithsonian Institution estimates the fixed-price contract value will exceed $10 million.

The scope of work includes installation of new sanitary and stormwater piping systems; rerouting piping to avoid sensitive areas such as exhibit halls, collection storage, and research spaces; capping abandoned piping where feasible; removal and disposal of old piping in compliance with environmental and structural safety standards; and lead and asbestos abatement as necessary. Work must be executed with extreme care to protect the museum's collections, exhibits, research operations, and historic architectural features. The successful offeror will be selected following receipt and evaluation of Technical and Cost Proposals, after which the Smithsonian will execute a fixed-price construction contract. This file contains the technical specifications and requirements necessary for offerors to prepare their proposals in response to this Request for Proposal.