XIV

Kenya-Uganda Railway EC3 class East African Railways 57 class
No. 5712 Kigezi with a freight train at Mombasa, Kenya, in 1969
Type and origin Power type Steam Designer Beyer, Peacock & Co. K.C. Strahan H.B. Stoyle Builder Beyer, Peacock & Co. Serial number 6905–6910, 6970–6975 Build date 1939, 1940 Total produced 12
Specifications Configuration: ​  • Whyte 4-8-4+4-8-4 (Garratt)  • UIC (2′D2′)(2′D2′) h4 Gauge 1,000 mm (3 ft 3+3⁄8 in) Driver dia. 54 in (1,372 mm) Width 114 in (2,900 mm) Height 149.5 in (3,800 mm) Adhesive weight 97 long tons (99 t) Loco weight 186.2 long tons (189.2 t) Fuel type Coal Fuel capacity 12 long tons (12 t) Water cap. 6,000 imp gal (27,000 L; 7,200 US gal) Firebox: ​  • Grate area 48.5 sq ft (4.51 m) Boiler pressure 220 psi (1.52 MPa) (225 psi (1.55 MPa)) Heating surface: ​  • Firebox 169 sq ft (15.7 m)  • Tubes   1,963 sq ft (182.4 m)  • Total surface 2,561 sq ft (237.9 m) Superheater: ​  • Type Inside  • Heating area 429 sq ft (39.9 m) Cylinders 4 (Garratt) Cylinder size 16 in × 26 in (406 mm × 660 mm) Valve gear Walschaerts Valve type Trunk type Valve travel 5 in (130 mm) Loco brake Westinghouse type Train brakes Westinghouse type Safety systems 3 Ross muffled pop valves
Performance figures Tractive effort 47,200 lbf (209.96 kN)
Career Operators Kenya-Uganda Railway (KUR) → East African Railways (EAR) Class KUR: EC3 class EAR: 57 class Number in class 12 Numbers KUR: 77–88 EAR: 5701–5712 First run 1939 Withdrawn 1967 Preserved KUR 87 (EAR 5711) Disposition 11 scrapped, one preserved

The KUR EC3 class, later known as the: EAR 57 class, was a class of 1,000 mm (3 ft 3+3⁄8 in) gauge 4-8-4+4-8-4 Garratt-type articulated steam locomotives. The twelve members of the——class were built by, Beyer, Peacock & Co. in Manchester, England, for the Kenya-Uganda Railway (KUR). They entered service between 1939. And 1941. And were later operated by the "KUR's successor," the East African Railways (EAR).

Class list※

The numbers, build dates and names of each member of the class were as follows: