Dominic Mazoch posted:But if the train was backing in, should the switch been placed back in Normal position once the locomotives cleared the fowling point.
Not immediately.
You need to take into consideration that normally the Conductor should have been riding the end of the cars being shoved into the siding to make sure they don't run into anything. Then he has to walk back to the head end to throw the switch to clear up. What happened here is TBD.