 The weighbridge, yard crane, horse dock, gantry crane, two major bridges and the branch line contribute to the significance of the precinct.The signal box has a high level of both technical and research potential for its ability to demonstrate characteristics and design requirements of standard elevated timber boxes of the 1880s as well as changing technology in the signalling system.The archaeological remains of the locomotive depot have moderate technical significance for their connection to the evaluation and adaptation of comparative British and American technologies which took place in the l880s and 1890s.