At Shafter the railroad interchanged with the Union Pacific and the ore continued to BHP's smelter at San Manuel, Arizona.
BHP is an Australian-based company that took over Magma Copper, the owner of the Robinson Mine at Ruth, Nevada, in January 1996.
The line ran south from a connection with the Union Pacific at Shafter to Ely.
BHP ended up turning over its locomotives and rolling stock to the Nevada Northern Railway Museum as part of a settlement over their track lease agreement.
[3] BHP Nevada #204 will be renumbered as #250 and repainted in the winning design for the 2026 celebrations.