70813 was in charge of 6Z84, the 15:47 clay tanks from Aberdeen Waterloo to Workington Docks, on 3 April 2023. The calcium carbonate slurry trains run three days a week, serving paper mills at Irvine and Workington but the Monday afternoon train now runs later than before, improving the light at a number of locations north of Stonehaven, such as here at Logie.