Joliet to Matteson/Richton

From the junction (southwest quadrant connector) with the former Santa Fe at Bridge 198 (MP 1.7), start of a bridge over the Des Plaines River, the former Santa Fe, and the IC Joliet line, and turns south, past the start of Yard Limits at East Joliet Yard (MP 0.0), where there are connectors to the west, south of which the line is paralleled on the west side by the East End Lead, past the northeast quadrant connector and flat crossings with the multi-track Metra Rock Island Line at The Rock (MP 0.8), a crossover at MP 0.9, and the start of Track Warrant Control, Automatic Block Signals, but still in Yard Limits, at MP 1.1, the line continues, south, single track, maximum speed 45 mph, with 20 mph restrictions through turnouts, past a former flat crossing with an erstwhile Michigan Central line, the end of the East End Lead at MP 1.8, the end of Yard Limits at MP 2.0, a former junction with an erstwhile Milwaukee Road line, splitting off to the west, and Marble Falls (MP 2.65).

The line turns southwest, south, east-southeast, and east, past a bridge carrying the Metra Southwest line overhead at Brisbane (MP 8.22), a spring switch at the start of an 11,000 ft. south-side siding at Frankfort West (MP 11.6), Frankfort (MP 14.04), and a spring switch at the end of the siding at Frankfort East (MP 14.6), McGlashans (MP 17.0), a spring switch at the start of double track at MP 20.4, a bridge over the Metra Electric and Illinois Central Main Line, a crossover, and the junction at Matteson (MP 21.7), with the southeast quadrant connector to the Illinois Central Main Line at Richton, which since the Canadian National takeover of the EJ&E has been a connection between two parts of the same (CN) railroad.