Darke Peake, at the 195 km Dog Fence Road grade crossing loaded grain train with 830 class unit 851 AE Goodwin ALCo model DL531 serial 84137, 851 has spent its entire operating career on the Eyre Peninsula, leads fellow 830 class 842 serial 84140 and a rebuilt unit DA 4, rebuilt from 830 class unit 839 by Port Augusta Workshops, retains original serial 83730 and model DL531 with the first twelve waggons behind the locos XNW type.