This factor is perhaps the most important contributor to the grade crossing accident rate.
He invented the wigwag in 1909 out of the necessity for a safer railroad grade crossing.
He served as member of the grade crossing and terminal commission 1919-1939.
The station is on an open cut, and is one of two stations that were built underground during the grade crossing elimination in 1912.
Amtrak is installing bolt-on nose cones on its units for easy replacement in the event of a grade crossing collision with a vehicle.
Apparently originally expected to be a grade crossing, in 1903 a pony truss bridge was built to span the tracks.
Train airhorns are used to warn pedestrians and cars at every grade crossing of an incoming train.
Due to a grade crossing accident and being stored outdoors afterwards, the 767 was much more deteriorated than the 765, which had been stored indoors.
