Addendum 9-17-26.zip

This file is an amendment package (Addendum 9-17-26) containing three sequential amendments (A00001, A00002, and A00003) to a federal construction solicitation issued by the Department of Transportation Saint Lawrence Seaway Development Corporation.

Amendment A00001 corrects the size standard for the acquisition from $19,000,000 to $45,000,000 under NAICS Code 236220 (Commercial and Institutional Building Construction). Amendment A00002 incorporates revised drawings labeled "Attachment C_GLS Administration Building Drawings_RV1.pdf" and revised technical specifications in "GLS Administration Building Technical Specifications_Revised Sections 09.03.26.zip." Amendment A00003 incorporates the final Questions and Answers log, revised specifications and drawings in the attached "Addendum 9-17-26" file, and a Site Visit Sign-In Sheet. The solicitation concerns construction of a new Administration Building and Maintenance Garage in Massena, New York, and is issued as a 100% Total Small Business Set-aside under FAR Part 15. Key deadlines include a site visit on September 9, 2026, at 10:00 AM EST, questions due September 11, 2026, at 2:00 PM EST, and offers due September 25, 2026, at 2:00 PM EST. Offerors must be registered in the System for Award Management (SAM.gov) and must acknowledge receipt of amendments by signing and returning the SF30 form with their proposal. Submissions should be emailed to chora.snyder@dot.gov.