Other mistake: When the narrator says that Duncan ran out of coal in the bridge, there is coal in his bunker.
Other mistake: The episode's title in the original PBS Broadcast version is "The Old Iron Bridge" but the bridge was made of wood.
![Thomas the Tank Engine & Friends mistake picture](/images/screenshots/364000-364999/364842_sm.jpg)
Snow Engine - S7-E14
Other mistake: Before Oliver crashes, no-one appears to be inside his cab in a shot of him passing a crossing.
Answer: Butch the breakdown truck must have pulled Gordon's tender all the way up the rails so the breakdown train can reach it and also Butch helped to get Gordon close to the winch.