The EAR 30 class was a class of oil-burning 1,000 mm (3 ft 3+ 3 ⁄8 in ) gauge 2-8-4 steam locomotives . The class was built in 1955 by North British Locomotive Company in Glasgow , Scotland, for the East African Railways (EAR). Its design was derived from the 2-8-2 EAR 29 class , which, in turn, was based upon the Nigerian Railways River class .
East African Railways 30 class Specifications Configuration: • Whyte 2-8-4 • UIC 1′D2' h2 Gauge 1,000 mm (3 ft 3+ 3 ⁄8 in )Driver dia.48 in (1,219 mm) Adhesive weight 51.2 long tons (52.0 t) Loco weight 77.7 long tons (78.9 t) Fuel type Oil Fuel capacity 1,950 imp gal (8,900 L; 2,340 US gal) Water cap. 7,000 imp gal (32,000 L; 8,400 US gal) Firebox: • Grate area 38 sq ft (3.53 m2 ) Boiler pressure 200 psi (1.38 MPa) Heating surface: • Firebox 146 sq ft (13.6 m2 ) • Tubes 1,680 sq ft (156 m2 ) • Total surface 2,272 sq ft (211.1 m2 ) Superheater: • Type Inside • Heating area 446 sq ft (41.4 m2 ) Cylinders 2 Cylinder size 18 in × 26 in (457 mm × 660 mm) Valve gear Walschaerts
The 26 members of the class served their entire careers in Tanganyika /Tanzania , one of the three territories/countries served by the EAR.
The numbers and names of each member of the class were as follows:
No. 3015 operating a freight train near Morogoro , Tanzania, in 1967
Durrant, A E; Lewis, C P; Jorgensen, A A (1981). Steam in Africa . London: Hamlyn . ISBN 978-0-600-34946-4 . OCLC 9014344 . OL 15088099M . Wikidata Q111363476 .
Patience, Kevin (1976), Steam in East Africa: a pictorial history of the railways in East Africa, 1893-1976 , Nairobi: Heinemann Educational Books (E.A.) Ltd, OCLC 3781370 , Wikidata Q111363477
Ramaer, Roel (1974). Steam Locomotives of the East African Railways . David & Charles Locomotive Studies. Newton Abbot, North Pomfret: David & Charles . ISBN 978-0-7153-6437-6 . OCLC 832692810 . OL 5110018M . Wikidata Q111363478 .
Ramaer, Roel (2009). Gari la Moshi: Steam Locomotives of the East African Railways . Malmö: Stenvalls. ISBN 978-91-7266-172-1 . OCLC 502034710 . Wikidata Q111363479 .
Staff writer (February 1956). "The "30" Class Locomotive" . East African Railways and Harbours Magazine . 2 (7). East African Railways and Harbours : 236. Retrieved 8 December 2014 .