Upgrade Sanitary and Storm Systems at the National Museum of Natural History

PRE-SOLICITATION NOTICE

UPGRADE SANITARY AND STORM SYSTEMS PROJECT AT THE SMITHSONIAN NATIONAL MUSEUM OF NATURAL HISTORY, LOCATED IN WASHINGTON, DC

The Smithsonian Institution (SI) is seeking offers to Upgrade Sanitary and Storm Systems project at the Smithsonian National Museum of Natural History, located in Washington DC.

The North American Industry Classification System (NAICS) code for this action is 236220 and the small business size standard is $45M.

PROJECT INFORMATION: The scope of this project includes the installation of a new sanitary and stormwater system throughout the Museum Main Building, East and West Wings to replace the existing infrastructure that has reached the end of its service life. Work must be executed with extreme care to protect the museum’s collections, exhibits, and research operations, and preserve its historic architecture features.

The major elements of work include, but are not limited to, the following:

• Installation of new sanitary and stormwater piping systems through the Main Building, East and West Wings in accordance with construction documents.


• Rerouting stormwater and sanitary piping where possible to avoid passage through the ceiling of exhibit halls, collection storage areas, and other sensitive or restricted spaces.


• Capping off abandoned piping, where feasible, isolating it from active systems and preventing future infiltration or structural compromise.


• Removal and disposal of old piping where capping is not feasible, in compliance with environmental regulations and structural safety standards.


• Lead and asbestos abatement, as necessary, in areas affected by demolition or pipe removal, in accordance with applicable EPA, OSHA, DOT, District of Columbia law and regulations and others as cited in the specification.


• Installation of new sanitary and storm piping within the existing tunnel system, including structural support, penetrations, and insulation where required. Tie-in of new systems to the existing SI stormwater and sanitary infrastructure external to the building, with proper alignment, connection materials, and testing.


• Develop and implement a comprehensive erosion and sediment control plan in compliance with EPA Construction General Permit and District of Columbia regulations.


• Inspect, remove and replace roof scuppers including sealing and integration with the building stormwater management system to restore proper drainage performance.

All work must be conducted in accordance with applicable codes, historic preservation requirements, safety regulations, and Smithsonian Institution design and construction standards. Phasing plans must minimize disruption to ongoing museum operations, protect the public, and preserve the integrity of historic and scientific assets.

The Period of Performance for the Base and Options, if exercised, is 730 Calendar Days from the date of Notice to Proceed.

Total Estimated cost range is between is over $10 million.

LOCATION:

Project will be located at 10th Street & Constitution Avenue, NW, Washington, DC 20560.

SET ASIDE: Not Applicable

THIS IS NOT A REQUEST FOR PROPOSAL. The full solicitation, request for proposals, will be released on or about early March 2026; however, there is no guarantee or implication of a guarantee this this project will be solicited. Responses will be due within (45) days of release. Electronic copies will be uploaded to SAM.gov site. This notice does not obligate the Government to award a contract or otherwise pay for the information provided in response.

The Smithsonian Institution will accept proposals from all qualified offerors. The Smithsonian Institution’s evaluation panel will be the sole entity to determine as to whether an offeror is capable of meeting the requirements to carry out contract performance.

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