Chicago South Shore and South Bend Railroad (NICTD)


CTC Signal Locations

Kensington to Gary Goff to Michigan City Karwick Rd to South Bend

NICTD - Karwick Rd to South Bend

CTC upgrade completed week of December 5th-10th, 2012.

Shops Yard
No signal at east end of Shops
(The signal here was removed as part of the CTC upgrade)
CP 31.3 (Karwick Rd)
CP between Karwick Rd and Royal Rd
WB CP Signal approaching Shops
297296
Intermediate Signal west of Meer Rd
275276
Intermediate Signal east of 400 W
249250
Intermediate Signal 0.3mi east of SR 39
233234
Intermediate Signal 1/3mi east of Range Rd
(At Tee Lake Substation)
207208
Intermediate Signal west of 300 E
(Eastbound advance signal for Birchim)
CP 19.1 (Birchim West)
CP at west end of Birchim siding
CP 18.5 (Birchim East)
CP at east end of Birchim siding
MOW siding extends east of siding.
165166
Intermediate Signal east of Emery Rd
(Westbound advance signal for Birchim)
145146
Intermediate Signal west of County Line Rd
121122
Intermediate Signal west of Walnut Rd
(Eastbound advance signal for Olive)
Freight siding for "Lake's Soil" east of signal.
CP 10.3 (Olive West)
CP at west end of Olive siding
Freight siding for "Unifrax" west of Smilax Rd.
CP 9.8 (Olive East)
CP at east end of Olive siding
Freight siding for "Five Star" on main line between CPs.
7978
Intermediate Signal west of Pear Rd
(Westbound advance signal for Olive)
5958
Intermediate Signal east of Country Club Rd
4546
Intermediate Signal east of Pine Rd
(Eastbound advance signal for Grandview)
  Absolute Signal (31)  CP 3.0 - Westbound
CP at Grandview Substation
Yard limits operation from signal to end of line
Adjacent yard lead is not part of CP

NICTD - Absolute Block Signaling

The final approach to South Bend is operated under yard rules and controlled by Absolute Block Signaling.
2122
Intermediate Signal near Bendix Dr and Westmoor
Line physically curves 90 degrees at this corner
(EB traffic leaves to and WB traffic arrives from north)
1310
Intermediate Signal near Bendix Dr and MP 1
Line physically curves 90 degrees at this corner
(EB traffic arrives from and WB traffic leaves to south)
Airport runaround shown is a manual siding
MP 0.0 - South Bend Airport
Located (physically) east of two track station platform
Absolute signal for trains leaving "Westbound" to Chicago
(EB traffic arrives from and WB traffic leaves to east)

Conversion to CTC

Prior to the extension of CTC from Michigan City (Shops) to South Bend (Grandview), the eastern 32.2 miles of the line used "Absolute Block Signaling". Trains are given permission to travel via track warrants that specify limits, direction of travel and other restrictions on their movements.

From west to east, the absolute blocks were:
MP 31.9 (Karwick Rd) to Birchim (190 WB) with five intermediate signals
Birchim (181 EB) to Olive (102 WB) with four intermediate signals
Olive (99 EB) to Grandview (MP 3.0) with four intermediate signals
Grandview (MP 3.0) to Airport (MP 0.0) with two intermediate signals

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