Middleton shunt v2 {part 1 of 2}.

#ts14 Scenario Final GB steam #rtdp{00000112-0000-0000-0000-000000000000} Weardale and Teesdale Railway Network Route Fowler 4F BR/LNER Class J50 LNER/BR Class J94 0-4-OST Saddle Tank #scnr{219211fa-4f6e-4366-8437-463171ee1519}