St. Elmo to Terre Haute

From the junction with the UP (former C&EI) southern Illinois line at CP 157/W. St. Elmo (MP 157.8), start of 12,500 ft. controlled sidings on both north and south sides of the line, and the ends of both sidings and the junction with the UP (former C&EI) line to Chicago at CP 154/E. St. Elmo (MP 154.3), the former PRR line continues east-northeast, single track, CTC, maximum speed 70 mph  for intermodal trains, 50 mph for other freight trains, and 40 mph for general merchandise trains, with the former C&EI initially alongside to the north before turning away north just east of where an erstwhile B&O line once crossed on the flat, and Altamont (MP 152.3), where an erstwhile Wabash line once departed to the north-northeast.

There are detectors at "Altamont" (MP 148.4), Dexter, the start of Two Main Tracks, CTC, at CP 144/Funkhouser (MP 144.4), a former flat crossing with an erstwhile Wabash line, the angled flat crossing (40 mph on the crossing) with the Illinois Central "Chicago Branch" at CP 140/Effingham (MP 140.6), detectors at "Teutopolis" (MP 136.2, Teutopolis, where the line edges a little more to the north, the resumption of single track at CP 134 (MP 133.2), Montrose, Woodbury, where the line turns just north of due east, a detector at "Jewett" (MP 124.6), Jewett, where the line turns east-northeast again, Greenup, where an erstwhile IC line once made a flat crossing, the start of a 15,750 ft. controlled siding at CP 117 (MP 117.3), and Schoyer,.

The siding ends at CP 114 (MP 114.3), and the line passes Vevay Park, Casey, where the erstwhile Danville, Olney & Ohio River Railroad once made a flat crossing, Oak Leaf, a detector at "DuPont" (MP 105.7), Martinville, a 65 mph speed restriction for westward trains from MP 101.6 to MP 99.8, the start of a 6,750 ft. south side controlled siding at CP 99 (MP 99.7), end of that siding and start of a 6,000 ft. north side controlled siding at CP 98 (MP 98.4), end of the siding at CP 97 (MP 97.1), Ardenmoor, a dragging equipment detector at "Marshall" (MP 94.0), a turn just north of due east and then northeast, with a 60 mph speed restriction on curves from MP 93 to MP 92.3, start of a 6,000 ft. controlled siding at CP 92/Marshall (MP 91.0), a former flat crossing with an erstwhile Big Four line, and end of the siding at CP 90 (MP 89.7).

There is a turn north-northeast, a turn east-northeast, past a detector at "Dennison" (MP 85.9), a turn east with a 65 mph speed restriction on the curve at MP 82.6, McKeen, a turn just north of due east, start of a 13,200 ft. controlled siding at CP 80/Dennison (MP 81.7), Farrington, where an erstwhile PRR branch once trailed in from the northwest, the border between Illinois and Indiana at MP 79.9, the end of the siding at CP 78 (MP 79.1), Liggett, a turn south-southeast, with a 60 mph speed restriction on curves from MP 77.3 to CP 75, past the start of 2MT at CP 75/W. Terre Haute (MP 75.3), a turn east, a 25 mph speed restriction from MP 73.8 to Haley, a bridge over the Wabash River, a turn east-northeast, the former Evansville, Indianapolis & Terre Haute trailing in from the south and the Danville Secondary (former Big Four St. Louis line) trailing in from the west at CP 72 (MP 72.0), where the line turns east, taking up the routing of the former Big Four line, past the location of the erstwhile former Big Four station, and turning north-northeast, where the erstwhile PRR line continues east, to Haley (MP 70.5), where the former C&EI Evansville line makes an angled flat crossing.