South African Class 4 4-8-2 Class 4 on the SAR. Both locomotives were placed in service in the Karoo, working between Touws River and Beaufort West. In their later years they were stationed at Worcester, from where they were used extensively on and around the Cape Western system’s mainline, working pick-up goods trains to De Doorns in the Hex River valley and on the Mosselbaai line via Robertson. They were withdrawn from service by 1938. The main picture shows SAR no. 1478 at Worcester, c. 1930, with Cole's Pop safety valves. South African Class 4 4-8-2 The South African Railways Class 4 4-8-2 of 1911
2-8-8-8-8-8-2 2-8-8-8-8-8-2 Under the Whyte notation for the classification of steam locomotives, a 2-8-8-8-8-8-2 has two leading wheels, five sets of eight driving wheels, and two trailing wheels. Because of its length, such a locomotive must be an articulated locomotive. It is not longer than a normal articulated; the fourth and fifth sets of drivers are located under the tender. Other equivalent classifications are: UIC classification: 1-D-D-D-D-D-1 (also known as German classification and Italian classification) AAR classification: 1-D-D-D-D-D-1 French classification: 140+040+040+040+041 Turkish classification: 45+44+44+44+45 Swiss classification: 4/5+4/4+4/4+4/4+4/5 The equivalent UIC classification is to be refined to (1'D)DDD(D1'). The Baldwin Locomotive Works