ISN: Mississippi

The Edge: Mississippi



East Coast Corridor

Gulf Coast Corridor

Mississippi Corridor

Ohio Mid-America Corridor

West Coast Corridor

M-49: Mississippi Corridor


LA Dept of Trans & Dev


NE Louisiana Economic Development Foundation, Rapides Area Planning Commission, The Port of Morgan City, Natchitoches Parish, Port of New Orleans, Port of Greater Baton Rouge, Port of Krotz Springs, and the Caddo/Bossier Port Commission.

Landside Corridor Served


Corridor Description

The M-49 Corridor includes the Atchafalaya River, the J. Bennett Johnson Waterway, and connecting commercial navigation channels, ports, and harbors. It spans southwest Louisiana from Morgan City, LA to Shreveport along US Highway 90 and Interstate 49. It connects to the M-10 Corridor at Morgan City.


This corridor serves four South Louisiana ports, including Port Fourchon, Port of West St. Mary, Morgan City, and the Terrebonne Port Commission (Houma), transporting significant volumes of freight along the landside route. During the six years from 2000 to 2006, the corridor experienced a 19 percent increase in vehicle traffic, of which approximately 20 percent was truck traffic, clearly indicating an upward trend in freight and congestion. The J. Bennett Johnston Waterway (formerly known as the Red River
Waterway) moved 9.1 million short tons (7.5 billion ton-miles) of freight in 2007, demonstrating the corridor’s potential capacity for waterborne goods movement. However, neither the J. Bennett Johnston Waterway nor Bayou Teche currently have container or trailer marine services. A more efficient freight distribution system could have