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Ports & Infrastructure

CSX Completes $495M Baltimore Howard Street Tunnel Expansion, Unlocking Double-Stack Container Rail Service

Source: CSX / Supply Chain Dive / Governor Moore’s Office · 2026-06-26
Summary

CSX Transportation completed its $495 million Howard Street Tunnel reconstruction project at the Port of Baltimore on June 24, expanding a 131-year-old 1.7-mile freight tunnel by 18 inches and making clearance improvements at 21 additional locations across Maryland, Delaware and Pennsylvania. The project enables full double-stack container rail service from Baltimore to Midwestern and East Coast markets, increasing the port’s annual cargo capacity by 160,000 containers. The development is projected to reduce truck fuel consumption by 137 million gallons and truck vehicle miles by 1.2 billion over 30 years, delivering cleaner air and less congestion along the I-95 corridor.

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