At the moment, it is too easy to delete a road when you are trying to delete a stop, and it is expensive to rebuild it. Can I suggest you add 4 bulldozers to a pop-up panel when you select the main bulldozer icon.
Bulldoze Public Transport Only
Bulldoze Roads Only + Bus/Tram/Trolley Stops on those roads
Bulldoze Buildings Only
Bulldoze All
Bulldoze Public Transport Only
Bulldoze Roads Only + Bus/Tram/Trolley Stops on those roads
Bulldoze Buildings Only
Bulldoze All