By April 1914 the shed itself had been completed and the machinery installed, but the external pens had not been completed and the shorn sheep chutes had not arrived. The external pens were designed to hold thirty thousand sheep, with an anticipated daily tally of five thousand sheep during the peak season. Accessing sufficient timber for the construction of the pens was a major logistical issue, as the nearest natural supply was away. The shed, yards and powerhouse were finally completed in July 1914, at a total cost of .
