This 19 mi (31 km) branch was chartered in 1873 as the Bucksport and Bangor Railroad after its grade had been surveyed in the autumn of 1872.
Construction of the line began in the spring of 1873 with trains beginning to run regularly over its whole length on December 21, 1874.
[2] In the latter decades of Maine Central operation, two freight trains per day were typically pulled by a cab-to-cab pair of Maine Central's EMD SW7s and SW9s until the locomotives were assigned elsewhere in the Guilford system.
[3] The paper mill at the end of the Bucksport Branch has been the primary customer of the line for many years and with its shutdown by mill owner Verso Paper Corporation [4] The rail traffic on the line will diminish until another large customer can be found.
The train consist was GMTX 3005 and MEC 374, pulling sixteen tank cars and three boxcars.