Consecutively numbered Amtrak SDP40Fs 644 and 645 ease a southbound passenger train to a stop at the Clearwater, FL station on July 21, 1975. The "James Whitcomb Riley" crosses the …

Amtrak No. 644 was one of 150 members of the EMD SDP40Fs/EMD SDF40-2s that were built between June 1973 and August 1974. Amtrak No. 644 was acquired by Dynamic Rail Preservation Inc. and is in Boulder City, Nevada having been previously displayed in …

DLMX 644 leads a total of 5 locomotives transferring between PNWR/WPRR yards in Albany. DLMX 644 sitting outside the WPRR "squarehouse." The following morning, I saw it moving …

One of them is preserved, that one being ex-Amtrak No. 644. Amtrak assumed operation of most intercity rail passenger service in the United States on May 1, 1971. Until then such services were operated by various private railroads.

2024年12月8日 · Amtrak SDP40F diesel locomotives were derived from the best-selling SD40-2 platform but were far from a success on their own. The SDP40F shared its 72-foot, 4-inch frame with the predecessor passenger unit FP45 from 1967. Internally, however, it was akin to a 3,000 hp SD40-2 with a steam boiler added.

One, ex-Amtrak 644, ex-ATSF 5266, BNSF 6976 has been preserved in Ogden, Utah F or more on the final phase of the Amtrak SDP story, visit Evan Werkema's excellent

Designed and built by EMD between June 1973 and August 1974, the 150 SDP40F's were intended to replace the rag-tag assortment of none-too-healthy E and F units the passenger …

DYRX 231 is ex Amtrak F40PHR locomotive AMTK 231 built by EMD for Amtrak in 1977 and was retired by Amtrak in 2001. DYRX 644 is ex Amtrak SDP40F locomotive AMTK 644 built by EMD for Amtrak in 1974, sold to ATSF Railway in 1984 and retired by BNSF in 2002.

2025年3月1日 · Other locos with this serial: BNSF 6976 (SDF40-2) ATSF 5266 (SDF40-2) DYRX 6976 (SDF40-2) AMTK 644 (SDP40F) DLMX 644 (SDP40F) DYRX 644 (SDP40F)

AMTK 644 pulls into Exton Station with a westbound Keystone Service. (Exact date unknown)