The Department of Transportation is seeking small business contractors for the design and installation of a new Wye for the trolley system at Lowell National Historical Park in Massachusetts. The project aims to enhance the operational capacity of the trolley system, which has been in operation for over 30 years, while aligning with the City of Lowell's rehabilitation plans. Contractors will be responsible for creating detailed fabrication drawings, specifications, class C cost estimates, and installation designs, ensuring compliance with federal, state, and local regulations. Responses from interested contractors are due by December 24, 2024, and inquiries can be directed to Andrew J. Josephs at andrew.josephs@dot.gov.