Thevenard, train 4DD4 rumbles across Bergmann Drive with lead unit Genesee & Wyoming locomotive Clyde Engineering EMD model JL22C unit 1601 serial 71-728, 1601 was originally built as the class leader of the NJ class NJ 1 and name 'Ben Chifley' and after starting life on the Central Australia line was transferred to the Eyre Peninsula in 1981.