Complex sentence: When opened in 1931, tolls were collected in order to retire the bonds issued to finance construction however all tolls were lifted twenty-two years later on October 31,1953 when those original construction bonds were paid off.
Split into simpler sentences: When opened in 1931, tolls were collected in order to retire the bonds issued to finance construction. All tolls were lifted twenty-two years later on October 31,1953 when those original construction bonds were paid off.