Interstate 310 is the designation for several highways in the United States, which are related to Interstate 10:
*
Interstate 310 (Louisiana)
Interstate 310 (I-310) is a short spur route of I-10 west of New Orleans, located entirely in St. Charles Parish, Louisiana. It begins at a point on I-10 just west of Louis Armstrong New Orleans International Airport and the city of Ken ...
, connecting I-10 near Louis Armstrong International Airport with U.S. Route 90 near Boutte
*
Interstate 310 (Mississippi), proposed, connecting I-10 with U.S. Route 90 in Gulfport
*The
Vieux Carré Riverfront Expressway
The Vieux Carré Riverfront Expressway was a controversial, mostly-elevated, never-built freeway that would have cut through the French Quarter (Vieux Carré) of New Orleans, Louisiana. From 1964 to 1969, it was also designated Interstate 310 (I ...
, a canceled freeway in New Orleans planned to be signed as Interstate 310
{{Roaddis
3