CSX M404

Route: While a specific consistent route for M404 isn't detailed in the search results, one instance of the train originating in Grafton, WV, and utilizing temporary trackage rights over Norfolk Southern between Hagerstown, MD and Philadelphia, PA before reaching its final destination at the CONSOL Energy marine terminal in Baltimore is mentioned.

Significance: M404 has been observed running with special power, including quadruplet locomotive setups and potentially the Operation Lifesaver unit.

Incident Cause Code: According to the FRA safety data, M404 is a train accident cause code, specifically referring to "Object or equipment on or fouling track – other than above (for vandalism, see code M503)".

Important Note: Freight train routes and schedules are subject to change and are not typically published publicly. The examples found in the search results represent specific instances or reported information rather than a fixed, permanent route for M404.