|Freight interline partnership|
|Products||53 foot containers|
|Services||Intermodal freight transportation|
|Parent||Union Pacific & CSX|
UMAX is a domestic interline intermodal freight transport program that provides shipping and logistics of containers. The program is a partnership; its parent companies are Union Pacific Railroad and CSX.
- "CSX, Union Pacific create UMAX container program". refrigeratedtransporter.com. February 26, 2010. Retrieved August 25, 2016.
- "UMAX Domestic Container Program". UP.com. Union Pacific. Retrieved August 25, 2016.
- "CSX Intermodal and Union Pacific Railroad Announce UMAX Domestic Interline Container Program". CSX.com (Press release). Jacksonville, Florida; Omaha, Nebraska: CSX Corporation. February 24, 2010. Retrieved August 25, 2016.