Up Big Boy 2024 2024 Schedule. Union pacific has released a detailed schedule for “big boy” 4014’s upcoming tour across wyoming, utah, nevada, california and idaho in july, including a public excursion over the legendary donner pass. 4014 will visit 14 states in 2024, including five states during this summer's westward bound tour from wyoming to california.
— union pacific has released a detailed schedule for “big boy” 4014’s upcoming tour set to begin on thursday. It was in service for union pacific from 1941 to 1961, traveling more than a million.