 The depot was available for service from December 1913, but was not officially opened till 31 January 1914.With the duplication and regrading of the line, the heavy grades below Valley Heights were eliminated, the ruling gradient from Penrith to Valley Heights being 1 in 60.The depot at Valley Heights consisted of a locomotive yard, a 10 bay roundhouse, turntable, an elevated coal stage, and water tanks and columns.