 By 1976 with the downturn in traffic signal boxes remained only at East Greta Junction, Weston, Neath and Caledonia.The double track had been cut back to Caledonia in 1973 with the closure of the lines to Cessnock station & Maitland Main Colliery; the electric staff instruments for the Bellbird branch were transferred to Caledonia signal box.On 27 November 1982 Weston Signal box closed.