Making the final push to Tehachapi Summit, UP 2619 lugs a colorful Herzog ballast train toward up the eastern face of the famous pass as the Monolith cement plant stands in the background.

Crawling through a Form A at Monolith in the late afternoon light, UP 2619 leads a colorful, Elsey-bound empty Herzog ballast train upgrade the final mile toward the summit of Tehachapi.