San Joaquin Daylight near Tehachapi By Mitch Horner | January 15, 2026 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates A Daylight 4-8-4 and a 4-8-2 doublehead the Los Angeles-bound San Joaquin Daylight upgrade at Allard, Calif., a dozen miles north of famous Tehachapi Loop, in May 1953. W. E. Malloy Jr. photo