Steampunk Train

Howdy ! Were writing the year 1866, somewhere deep in the wild wild west. You and your friends are heading in a southward direction on the most modern steam engine train of the United States.
Upon a peaceful night follows a sudden awakening:
The train's machine operator disappeared overnight!
Yet the train continues to barrel down the tracks with full speed, heading towards a turn right next to a deep canyon.
Can you open the door to the engine room and stop the train in time, before it reaches the sharp turn and derails into the ravine?
You have 60 Minutes, hurry up ...