Find the Destroyer (Lords of the Fallen)

Need help!!!
In the hall of lies, if you look at the big monster, there will be a lever with a door on the left, and there should be a passage on the right, but there is an abyss (you can’t jump over), tell me how to make the bridge move forward? I looked all over and can't find it.

Here it is http://prntscr.com/69866a