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// Workers AI · dad joke modeWhat did GNRI Class PG say to its friend? "You're a loco-motivated pal, I'm rail-y glad we met.

From Wikipedia, the free encyclopedia
(Redirected from GNRI Class QLG)

Great Northern Railway
Classes PG, QG, QLG and QNG
Type and origin
Power typeSteam
DesignerC. Clifford
Serial number
  • 10,11,100−103,151 (PG)
  • 152-155 (QG)
  • 119, 158-165 (QLG)
  • 38, 39, 112 (GNQ)
Build date1899—1911
Total produced28
Specifications
Configuration:
  Whyte0-6-0
Gauge5 ft 3 in (1,600 mm)
Driver dia.4 ft 7+14 in (1,403 mm)
Loco weight39 long tons 14 cwt (88,900 lb or 40.3 t)—49 long tons 0 cwt (109,800 lb or 49.8 t)
Boiler pressure175 lbf/in2 (1,206.58 kPa)
CylindersTwo, inside
Train heatingsteam
Performance figures
Tractive effort19,880 lbf (88.43 kN)−24,065 lbf (107.05 kN)
Career
OperatorsGNR(I)UTACIÉ
Number in class28
[1]

Great Northern Railway Classes PG, QG, QLG and QNG[a] were a series of 0-6-0 freight locomotives introduced from 1899 by Charles Clifford.[1]

History

[edit]

The PG class was introduced in December 1899 by Charles Clifford with 4 feet 7 inches (1.40 m) driving wheels and 18+12 by 24 inches (47 cm × 61 cm) cylinders.[2] The QG's introduced in 1904 were 1 foot 6 inches (0.46 m) longer than the PG with 18+12 by 26 inches (47 cm × 66 cm) cylinders weighed in 2 tons heavier.[3] The key changed with the QLG class introduced in 1906 was a 4 feet 9 inches (1.45 m) wide boiler.[4]

Notes

[edit]
  1. There are variations in the class designations, sometimes LQG is used for QLG for example

References

[edit]
  1. 1 2 Boocock (2009), pp. 73−75.
  2. Johnston (1999), pp. 81–82.
  3. Johnston (1999), p. 83.
  4. Johnston (1999), pp. 83–84.
  • Boocock, Colin (1 October 2009). "Locomotive Compendium Ireland" (1st ed.). Ian Allan. ISBN 9780711033603.
  • Johnston, Norman (1999). Locomotives of the GNRI. Newtownards: Colourprint Books. ISBN 1-898392-48-X. OCLC 43340833. OL 12248170M.