As a moving locomotive cannot maneuver to avoid collisions and frequently cannot stop in time to prevent them, these enhancements serve to protect the crew in the event of a collision with objects smaller than the train itself such as downed trees or stopped automobiles.
As a moving locomotive cannot adjust to avoid collisions and often cannot halt in time to prevent them, these improvements safeguard the crew in case of impacts with objects smaller than the train itself, such as fallen trees or stationary vehicles.