The Signalling Record Society
ELR to RailRef Correlation - ELR Codes Z
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Signal Fact 65
The first Integrated Electronic Control Centres (IECC) were commissioned in 1990-1991 at Newcastle and York.
These used solid state technology for the interlockings.
Explanation of column content is here.
| ELR | BR-NR | Line Description | RailRef |
|---|---|---|---|
| ZIG | Zig Zag Branch | TB003 TB004 |
|
| ZZA1 | yes | Mauchline Sidings | |
| ZZA2 | yes | Ayr EWS Depot | |
| ZZA3 | yes | Swinlees Branch | GS162 |
| ZZA4 | yes | Barassie Overhead Line Depot | |
| ZZA5 | yes | Meadowhead Paper Mill Sidings, Irvine | |
| ZZA6 | yes | Shewalton Engineers' Coup Sidings | |
| ZZA7 | yes | Hunslet Barclay Sidings, Kilmarnock | |
| ZZA8 | yes | Kilmarnock Engineer's Plant Depot | |
| ZZA9 | yes | Springburn Works Sidings | |
| ZZB1 | yes | Shields Depot Sidings | |
| ZZB2 | yes | Corkerhill CSMD Sidings | |
| ZZB3 | yes | Haymarket Sprinter Depot | |
| ZZB4 | yes | Eastfield Sidings | |
| ZZB7 | yes | Long Lyes Sidings, Kilmarnock | |
| ZZB8 | yes | Fouldubs (Grangemouth) | |
| ZZC1 | yes | Gunnie Cement Terminal | |
| ZZC2 | yes | Hunterston High Level Sidings | GS142 |
| ZZC3 | yes | Drongans Sidings, Maxwelltown Branch | |
| ZZC5 | yes | Shettleston Plant Depot Sidings | |
| ZZC6 | yes | Grangemouth TDG Sidings | |
| ZZC7 | yes | Rutherglen Training School Sidings | |
| ZZC8 | yes | Motherwell TMD | |
| ZZC9 | yes | Mossend Up Yard | |
| ZZD1 | yes | Mossend Down Yard | |
| ZZD2 | yes | Gartsherrie Coatbridge Container Base Sidings | |
| ZZD4 | yes | Rutherglen Permanent Way Depot Sidings | |
| ZZD5 | yes | Polmadie Carriage Servicing Depot Sidings | |
| ZZD7 | yes | Fort William BAC Sidings | |
| ZZD8 | yes | Fort William Yard | |
| ZZE2 | Ravenscraig No.4 Sidings | ||
| ZZE4 | yes | Lafarge Sidings | |
| ZZE5 | yes | Caberboard Sidings, Plean Junction | |
| ZZE7 | yes | Rothesay Dock Sidings, Yoker Yard | |
| ZZE9 | yes | Kilwinning Station Up Sidings | |
| ZZF1 | yes | BP Chemical Sidings, Grangemouth | |
| ZZF2 | yes | Dumbarton Engineer's Sidings | |
| ZZF3 | yes | Ayr Townhead EMU Sidings | GS114 |
| ZZF4 | yes | Sighthill Loop | NB184 |
| ZZF5 | yes | Stevenston ICI Sidings | GS147 |
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