Pennsylvania Railroad 4800

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Pennsylvania Railroad 4800
GG1
Nicknames"Old Rivets"
RetiredOctober 1979
RestoredNovember 20, 1982 (cosmetically)
Current ownerPennsylvania Historical and Museum Commission
DispositionOn static display
Official namePenn. RR GG1 Electric
Locomotive #4800DesignatedApril 23, 1983Reference no.83[2]

Pennsylvania Railroad 4800, nicknamed "Old Rivets", is a

Historic Mechanical Engineering Landmark
in 1983.

Construction and testing

Detail of PRR 4800 showing the builder's plate

In 1933, the

R1
#4800, and General Electric submitted the GG1, then numbered 4899.

The

kW) that was transmitted to the 57-inch (1,400 mm) driving wheels by a quill drive.[5] Unlike other GG1s, access steps were installed at each end of the locomotive to ease maintenance of the pantographs; the pantographs were mechanically linked to a safety plate that blocked access to the steps when the pantographs were raised.[4] The finished locomotive was 79 feet 6 inches (24.23 m) long and 16 feet (4.88 m) tall, with both of its pantographs lowered.[1]

GG1 4899 was extensively tested against the R1 from August to November 1934; both locomotives were substituted on regular passenger service between

kW).[7] The GG1, however, did not exert as much lateral force on the rails as the R1, because it was articulated, which allowed for a smaller turning radius than the rigid R1. The Pennsylvania chose the GG1 over the R1 and immediately ordered another 57 locomotives.[7] As the number scheme used by the Pennsylvania prevented the first locomotive in the class from being 4899, the R1 and GG1 prototypes, essentially, swapped numbers.[8] The Pennsylvania also enlisted the assistance of Raymond Loewy to refine the aesthetics of the GG1s. Loewy recommended that all subsequent models of the class should have a welded body rather than the riveted body on the prototype. This led to the nickname "Old Rivets" being given to 4800.[4]

Operation and preservation

On January 28, 1935, 4800 inaugurated electric passenger service between

Conrail. In 1976, Conrail gave 4800 a red, white and blue paint scheme to commemorate the United States Bicentennial.[1] It was also the only GG1 to wear Conrail blue paint; all the other Conrail GG1s remained in black. 4800 was eventually retired by Conrail in October 1979 after the locomotive's main transformer failed, which was deemed too expensive to repair.[4]

4800 was sold by Conrail in 1980 to the Lancaster-chapter of the

In 2012, PRR 4800 was inducted into the North America Railway Hall of Fame for its contribution to the railway industry.[14]

See also

References

  1. ^ a b c d e f g h Abendschein 1983, p. 5.
  2. ^ a b Abendschein 1983.
  3. ^ Bezilla 1980, p. 141.
  4. ^ a b c d e f g Abendschein 1983, p. 2.
  5. ^ Abendschein 1983, pp. 2, 5.
  6. ^ Bezilla 1980, pp. 143, 145.
  7. ^ a b Bezilla 1980, p. 145.
  8. ^ Bezilla 1980, p. 144.
  9. ^ Bezilla 1980, p. 153.
  10. ^ Bezilla 1980, p. 154.
  11. ^ Volkmer 1991, p. 24.
  12. ^ Volkmer 1991, p. 26.
  13. ^ Volkmer 1991, p. 101.
  14. ^ ""Old Rivets"". North America Railway Hall of Fame. 2012. Retrieved June 7, 2016.

Sources