Rolling at train speed, 60 mph (for passenger trains) is BNSF Railway Officer Special O-LACSBD8-06A. BNSF ET44C4 7939 can handle this 10-car train easily as it heads 62 miles
from Los Angeles (technically, Commerce) to San Bernardino.
Tomorrow this train will head east from San Bernardino, and over Cajon Pass to points east. (Placentia, California – March 6, 2023)