Curves Map_ W9123825BA008 presolicitation.pdf

The image is a map depicting rail curves at Military Ocean Terminal Concord (MOTCO) in Concord, CA, which corresponds to a pre-solicitation for Contract W9123825BA008. The map shows multiple numbered curves (C3-C20) with different colored lines representing track segments, including designated areas for rail repair and replacement. The curves are located on the tidal side of the installation, with specific curves (6, 11, 12) planned for repair by replacement and curves 4 and 5 slated for demolition. Curve 19 is noted as an optional repair with connection to a Union Pacific Railroad (UPRR) mainline siding.

The pre-solicitation is for a Firm-Fixed Price construction contract involving approximately 7,500 linear feet of rail repair, including track material replacement. The project is anticipated to be an unrestricted solicitation with an estimated construction value between $25-100 million, using NAICS Code 237990. The solicitation is expected to be issued on SAM.gov in mid-August 2025, with bids tentatively due in mid-September 2025. Tracks will be constructed following UFC 4-860-01FA and AREMA Manual for Railway Engineering standards, with the Department of the Army Corps of Engineers Engineering District Sacramento serving as the contracting agency.