Work preparing the former Rio Grande Mikados for another busy season has already begun at the Durango and Silverton’s roundhouse at Durango, Colorado, on October 15, 2014. On the right is “Sport Model” K-28 No. 473, while just outside and sans tender is K-36 No. 481 getting appliances and other parts removed prior to an off-season overhaul. With steam locomotives, the work is never done…