The line began operations on November 20 , 1954 on an abandoned Southern Pacific Transportation Company right - of - way as the White City Terminal & Utilities Co. .
The line was renamed after the Union Tank Car Company bought it in 1974 .
The line began operations on November 20 , 1954 on an abandoned Southern Pacific Transportation Company right - of - way as the White City Terminal & Utilities Co. , and was renamed after the Union Tank Car Company bought it in 1974 .