Rail traffic over the Panhandle Bridge declined as passenger trains were discontinued, and Amtrak became the only regular user of the bridge from 1971 to 1979, when the New York-St. Louis-Kansas City National Limited was discontinued on October 1 of that year.
The decline in rail traffic over the Panhandle Bridge occurred as passenger trains were phased out, and Amtrak became the sole frequent user of the bridge from 1971 to 1979. The New York-St. Louis-Kansas City National Limited train was discontinued on October 1, 1979.