Double Track
Year From To Miles
1927 Defiance,NM Chambers 38.8
1928 Chambers DT Junction 33.2
1930 Winslow Joseph City 23.1
1940 Joseph City DT Junction 23.9

Source: The Santa Fe Route. D. F. Myrick

 

Signal Installations
Year From To Miles Signals
1928 Chambers Carrizo 32.5 2nd Track 40 Colorlights
1932 DT Junction Joseph City 23.5 Single Track 33 Colorlights
1940 DT Junction Joseph City 23.5 2nd Track 28 Colorlights

Source: Railway Signal Engineer