Last update 25 June 2025
Please select a starting letter from the links below:
| ELR | Line name | Mileages | Datum | Notes |
|---|---|---|---|---|
| TAD | Trecwn Branch | 0.00 - 2.40 | Trecwn Junction | |
| TAH | Tottenham and Hampstead Line | see separate portions | ||
| TAH1 | Junction Road Junction to South Tottenham | 2.42 - 5.73 | St Pancras via Kentish Town | |
| TAH2 | South Tottenham to Woodgrange Park Junction | 5.73 - 11.79 | St Pancras via Kentish Town | |
| TAH3 | Woodgrange Park Junction to Barking Station Junction | 11.79 - 13.42 | St Pancras via Kentish Town | |
| TAH4 | Barking Station Junction Barking bay platform | 13.12 - 13.62 | St Pancras via Kentish Town | |
| TAI | Taibach Loop | 1.13 - 1.37 | Copper Works Junction | |
| TAL | Talywain Branch | 9.46 - 13.12 | George Street Junction | |
| TAN | Tannochside Branch | 0.00 - 1.40 | Tannochside Junction | |
| TAT | Tattenham Corner Branch | 15.23 - 23.37 | Charing Cross | |
| TAW | unknown | see separate portions | ||
| TAW1 | unknown | 0.04 - 3.21 | unknown | Not in GEOGIS but present in a structure maintenance system |
| TAW2 | unknown | 97.62 - 98.38 | unknown | Not in GEOGIS but present in a structure maintenance system |
| TAZ | Talywain Old Siding | 13.15 - 13.33 | George Street Junction via Golynos Junction (reverse) | Formerly part of CFZ |
| TBB | Tillynaught to Banff Branch | 58.34 - 64.35 | Aberdeen | |
| TBC | Thornley Colliery Branch | 1.42 - ?? | Thornley Junction | off TOY |
| TBD | Taff Bargoed Branch | 13.36 - 22.77 | Taff Vale Extension Junction | |
| TBG | Three Bridges Junction to Groombridge Junction Line | 29.28 - 46.22 | London Bridge via Redhill | |
| TBH | Three Bridges to Havant via Horsham Line | see separate portions | ||
| TBH1 | Three Bridges to Arundel Junction North | 29.28 - 59.74 | London Bridge via Redhill | |
| TBH2 | Arundel Junction North to Havant | 19.03 - 37.25 | Brighton | |
| TBY | Tenbury Branch | 137.39 - 152.56 | Paddington via Didcot, Charlbury and Stourport | |
| TBZ | Talywain Ballast Branch | 12.12 - 12.29 | George Street Junction | |
| TCB | Treeton Colliery Branch | ?? - ?? | ||
| TCC | Trent East Junction – Clay Cross South Junction [Toton to Clay Cross Line] | 119.74 - 142.10 | St Pancras via Toton | |
| TCF | Tyneside Central Freight Depot | 100.23 - 100.65 | Leeds Wortley Junction via Harrogate Starbeck, Northallerton Low Level and Sunderland | |
| TCJ | Three Cocks Junction Line | 0.00 - 0.34 | Three Cocks Junction | |
| TCV | Tamworth Curve | 23.34 - 23.62 | Derby | |
| TCW | Taunton Concrete Works | 162.57 - 163.04 | Paddington via Box | |
| TCW | Temple Hirst Junction and Chaloner's Whin Junction via Selby Line | see separate portions | ||
| TCW1 | Temple Hirst Junction to Selby South Junction | 169.16 - 174.11 | Kings Cross | |
| TCW2 | Selby to Chaloners Whin Junction | 174.75 - 186.14 | Kings Cross | |
| TCW3 | York Bar Wall | 188.00 - 188.20 | Kings Cross | Structures only |
| TCY | Tibshelf Colliery Branch | see separate portions | ||
| TCY1 | Colliery Branches Junction to Tibshelf Colliery | 138.74 - 139.72 | St Pancras via Toton | |
| TCY2 | Tibshelf to No 1 Colliery | 0.00 - 0.13 | Tibshelf Town Junction | |
| TDB | Tweedmouth Dock Branch | ?? - ?? | ||
| TDE | Tilbury Docks East Side | 0.00 - 1.17 | Grays East Junction | |
| TDG2 | See RDG2; shown on Wokingham station footbridge in error see this image | |||
| TDZ | Mineral Loop (Tufts Junction to Drybrook Road) | 10.60 - 17.29 | Berkeley Road Junction | |
| TEI | Teign Valley Railway | 0.00 - 7.57 | Heathfield | 0.00 - 0.22 now MOB sidings |
| TEM | Temple Branch | 0.00 - 0.79 | Dawsholm Gas Works Junction | |
| TEN | Cambridge Chord (Stansted East Junction to North Junction) | 0.00 - 0.49 | Stansted North Junction | |
| TEP | Templecombe Loop | 35.57 - 36.?? | Bath Junction | |
| TES | Trent East Junction to Sheet Stores Junction Curve | 0.00 - 0.30 | Trent East Junction | |
| TET | Tetbury Branch | 0.00 - 7.19 | Kemble Station | |
| TEV | Teversall Branch | 142.48 - 145.69 | Kings Cross | |
| TEW | Tewkesbury Quay Branch | 1.46 - 2.26 | Tewkesbury Junction | |
| TEY | Tyne Yard | 74.12 - 77.37 | York | |
| TFC | Thornton Field Sidings | 3.32 - 3.69 | Liverpool Street | |
| TFD | Tanfield Branch | 0.00 - 7.74 | Redheugh Bank Foot Junction | |
| TFH | South Tottenham and Thames Haven Line | see separate portions | ||
| TFH1 | South Tottenham Junction to Woodgrange Park Junction | Now TAH2 | ||
| TFH2 | Woodgrange Park Junction to Barking Tilbury Line Junction West | Now TAH3 | ||
| TFH3 | Barking Tilbury Line Junction West to Thames Haven Junction | Now part of FSS2 and TLL | ||
| TFH4 | Thames Haven Junction to Thames Haven | Now THN | ||
| TFK | Touch Fork | 17.78 - 18.32 | Edinburgh Waverley | |
| TFN | Trimley to Felixstowe North Freightliner Terminal Line | 0.00 - 2.13 | Trimley | |
| TFT | Treforest Trading Estate Branch | Now TTB | ||
| TFW | Tipton Basin Branch/Tipton Five Ways | 149.41 - 150.02 | Paddington via Didcot and Charlbury | |
| TFZ | Treferig Branch | 1.22 - 3.78 | Common Branch Junction | |
| TGN | Treloggan Curve | 301.49 - 301.64 | Paddington via Box and Plymouth Millbay (reverse) | |
| TGO | Thurgoland Coal Branch | ?? - ?? | Approx 2 miles long. Barnsley area | |
| TGW | Tradeston Gas Works Branch | 0.00 - 0.22 | West Street Junction | West Street Depot, Glasgow |
| TGZ | Tenby Goods Branch | 0.00 - 0.34 | Black Rock Junction | |
| THA | Thame Branch (WR end) | 0.00 - 18.47 | Princes Risborough | Now includes PRT. Distances shown are for whole branch |
| THB | Thorncliffe Branch | 166.18 - 167.12 | St Pancras | |
| THC | Thurcroft Colliery Branch | 3.68 - 6.32 | Brancliffe East Junction | |
| THD | Toton Yard (East Side) | ?? - ?? | St Pancras (presumed) | |
| THG | Norwich Thorpe Goods and Carriage Sidings | 0.00 - 0.32 | Junction with LTN2 | |
| THH | Thrushbush Branch | 0.00 - 1.39 | Rochsoles Branch Junction | |
| THJ | Torrington and Halwill Line | 0.00 - 20.40 | Torrington | Formerly THL |
| THL | Torrington and Halwill Line | Now THJ | ||
| THL | Toton High Level Goods Line | 119.17 - 121.44 | St Pancras | |
| THM | Thirsk to Malton Line | 0.00 - 22.52 | Sessay Wood Junction, renamed Pilmoor South Junction | |
| THN | Thames Haven Branch | 26.41 - 30.44 | Fenchurch Street | |
| THO | Thornbury Branch | 0.00 - 7.37 | Yate Main Line Junction | |
| THR | Troon Harbour Branch | 33.08 - 35.18 | Bridge Street Station | |
| THT | Treherbert Branch | 13.03 - 24.46 | Cardiff Bute Road | |
| TIB | Tivetshall to Beccles Branch | 0.04 - 19.31 | Tivetshall | |
| TIR | Tilbury Riverside Branch | 22.06 - 22.45 | Fenchurch Street | |
| TIV | Tiverton Branch | 179.09 - 183.51 | Paddington via Box | |
| TJB | Thornhill Junction Branch | 185.44 - 186.35 | St Pancras | |
| TJC | Tapton Junction (Chesterfield) to Colne | see separate portions | ||
| TJC1 | Tapton Junction to Freight Terminal Junction | 146.59 - 160.34 | St Pancras via Leicester and Toton | |
| TJC2 | Freight Terminal Junction to Masborough | 160.34 - 163.74 | St Pancras via Leicester and Toton | |
| TJC3 | Masborough to Colne | 161.77 - 232.39 | St Pancras via Leicester, Toton and Barrow Hill | |
| TJE | Budleigh Salterton Branch (Tipton St Johns to Exmouth) | 164.30 - 175.29 | Waterloo | |
| TJG | Thorne Junction to Gilberdyke Line | see separate portions | ||
| TJG1 | Thorne Junction to Thorne North Station | 7.69 - 9.09 | Doncaster Marshgate Junction via original route | |
| TJG2 | Thorne North Station to Gilberdyke | 0.00 - 14.06 | Gilberdyke Junction | |
| TJS | Townhill Junction to Lilliehill South Junction | 0.00 - 6.48 | Townhill Junction | |
| TJY | Tavistock Junction Marshalling Yard | 242.42 - 243.03 | Paddington via Box | |
| TLA | Third London Airport (Stansted Airport Link) | 33.54 - 36.67 | Liverpool Street via Clapton | |
| TLK | Talke/Talk O' Th' Hill Branch | 0.00 - 2.32 | Chatterley Junction | |
| TLL | Tilbury Loop Line (Barking to Pitsea via Tilbury) | 7.60 - 32.43 | Fenchurch Street | |
| TLP | Tonbridge Loops (Bickley to Petts Wood) | see separate portions | ||
| TLP1 | Bickley Junction to Petts Wood Junction (Fast lines) | 12.38 - 13.29 | Victoria | |
| TLP2 | Bickley Junction to Petts Wood Junction (Slow lines) | 12.49 - 13.35 | Victoria | Listed from 12.38 |
| TMB | Tynemouth Branch | 0.00 - 11.35 | Heaton South Junction | |
| TMD1 | Temple Mills Depot branch | 9.381km - 13.428km | St Pancras | |
| TMG | Temple Meads Goods Lines | 118.19 - 118.37 | Paddington via Box | |
| TML | Trans Manche Link (Continental Junction to Eurotunnel Boundary) | 66.32 - 68.64 | Charing Cross via Chelsfield | |
| TMP | Thorpe Marsh Power Station | 163.46 - 164.37 | Kings Cross via Carcroft | |
| TNC | Treeton North Junction to Catcliffe Junction Curve | 0.00 - 0.25 | Treeton Norh Junction | |
| TND | Tiverton and North Devon Line | 0.00 - 8.41 | Morebath Junction | |
| TNL | Troon Harbour Loop | 0.00 - 0.64 | Troon Junction | |
| TNQ | Truro and Newquay Line | 0.00 - 17.20 | Blackwater East Junction | |
| TNT | Trent North Curve | 119.70 - 120.72 | St Pancras | |
| TNW | Thornton North to West Junctions Curve | 0.00 - 0.70 | Thornton North Junction | |
| TNY | Thornton Yard | 32.16 - 33.45 | Stirling | |
| TNZ | Tymaen Branch | 11.36 - 11.64 | R&SB Junction | |
| TOB | Tottington Branch | 10.01 - 13.32 | Manchester Victoria | |
| TOC | Treeton and Orgreave Colliery Branch | 0.07 - 0.37 | Treeton | |
| TOL | Sunniside Branch (Tow Law) | 0.00 - 1.21 | Tow Law Junction | |
| TOM | Thrapston to Orton Mere (Peterborough) Branch | 27.58 - 47.08 | Blisworth | Continuation of BPH |
| TON | Tondu North Loop | 0.00 - 0.16 | Tondu North Junction | |
| TOP | Topsham Quay Branch | 0.00 - 0.35 | Junction with EMT | |
| TOR | Torquay Branch | 214.43 - 228.68 | Paddington via Box | |
| TOT | Totnes Quay Branch | 0.00 - 0.62 | Totnes Quay Branch Junction | |
| TOY | Thornley Branch | 0.00 - 1.42 | Thornley Junction | |
| TPF | Trafford Park Freightliner Terminal | ?? - ?? | ||
| TPL | Templehill Goods Branch | 0.00 - 0.10 | Templehill Junction | |
| TPS | Trafford Park Sidings | see separate portions | ||
| TPS1 | Trafford Park Junction to Manchester Ship Canal Sidings | 31.02 - 31.42 | Liverpool Central | |
| TPS2 | Bridgewater Junction to Metropolitan Vickers Sidings | 30.74 - 31.66 | Liverpool Central | |
| TPS3 | Trafford Park Junction to Trafford Park West Junction | 31.22 - 32.33 | Liverpool Central | |
| TRE | Treamble Branch | 0.00 - 3.20 | Shepherds Junction | |
| TRI | Trimsaran Branch | 4.10 - 5.28 | Burry Port | |
| TRL | St Pancras to Cheriton (Channel Tunnel Rail Link) | see separate portions | ||
| TRL1 | St Pancras to York Way South Junction | 0.000km - 1.409km | St Pancras | |
| TRL2 | York Way South Junction to Dagenham Junction | 1.409km - 21.264km (mean) | St Pancras | |
| TRL3 | Dagenham Junction to Eurotunnel boundary | 21.264km (mean) - 109.948km | St Pancras | |
| TRL4 | Ripple Lane chords | 18.864km - 20.522km (mean) | St Pancras via Dagenham Junction (reverse) | |
| TRL5 | North Kent Line Connection Junction (Ebbsfleet) to Springhead Road Junction (CTRL portion) | 35.555km - 37.477km (mean) | St Pancras | See also ESJ |
| TRL6 | Ashford West Chord | 0.000km - 1.296km | Ashford West Junction | Listed to 1.984km |
| TRL7 | Ashford Down East Chord | 2.567km - 4.455km | Ashford West Junction | |
| TRL8 | Freight chord | 0.000km - 1.447km | Dollands Moor West Junction | |
| TRL9 | East Coast Main Line connection | 0.790km - 1.382km | St Pancras | Exact limit uncertain |
| TRN | Troon avoiding line | 33.05 - 35.05 | Bridge Street Station | Partially included in ZZA4 |
| TRO | Trosnant Junction Line | 0.00 - 0.27 | Trosnant Junction (Vale Of Neath) | |
| TRP | Trentham Park Branch | 0.00 - 1.14 | Trentham Junction | |
| TRV | Trenance Valley Branch | 0.00 - 1.53 | Trenance Junction | |
| TRW | Truro and Newquay West Loop/Chacewater West Loop | 0.00 - 0.18 | Chacewater (Blackwater) West Junction | |
| TRX | Tarbrax Branch | 0.00 - 1.70 | Tarbrax Junction | |
| TRZ | Treforest Branch | 12.27 - 14.01 | Cadoxton Junction | |
| TSB | Tyseley South Junction to Bearley Junction Branch | 0.00 - 17.69 | Tyseley South Junction | |
| TSC | Tibshelf to Silverhill Colliery Branch (Tibshelf and Teversall Line) | 137.43 - 146.36 | St Pancras via Toton | |
| TSE | South Tottenham East Junction to Tottenham South Junction | see separate portions | ||
| TSE1 | South Tottenham East Junction to Tottenham West Junction | 5.73 - 6.22 | St Pancras via Kentish Town | |
| TSE2 | Tottenham South Junction to Tottenham West Junction | 5.41 - 5.54 | Liverpool Street | |
| TSJ | Twickenham Junction to Shacklegate Junction Line | 11.49 - 12.53 | Waterloo | |
| TSN | Trent South to Nottingham Line | see separate portions | ||
| TSN1 | Trent South Junction to Mansfield Junction | 119.16 - 125.64 | St Pancras via Trent | |
| TSN2 | Nottingham London Road to Mansfield Junction | 123.23 - 124.22 | St Pancras via Corby | |
| TSO | Thurso Branch | 0.00 - 6.52 | Geargemas Junction | |
| TSS | Terminus South Curve (Glasgow Central) | 0.00 - 0.40 | Muirhouse South Junction | |
| TST | Sheffield Tram Transfer Line | 0.00 - ≈0.27 | Tinsley North Junction | |
| TSY | Tees Yard | 11.69 - 14.03 | Darlington | |
| TTA | Chinley to Ashburys Line | see separate portions | ||
| TTA1 | Chinley North Junction to Reddish Junction | 168.39 - 181.00 | St Pancras via Chaddesden | |
| TTA2 | Reddish Junction to Ashburys | 42.77 - 46.24 | Liverpool via Cheadle | |
| TTB | Treforest Trading Estate Branch | 0.00 - 1.22 | Treforest Estate Junction | Formerly TFT |
| TTE | Tilbury Riverside to Tilbury East Junction Curve | 0.16 - 0.40 | Tilbury Riverside | |
| TTF | Totton to Fawley Branch | 82.67 - 92.28 | Waterloo | |
| TTG | Thirsk Town Branch | 0.00 - 1.23 | Thirsk Town Junction | |
| TTH | Tonbridge to Hastings Line | 29.55 - 62.34 | Charing Cross via Chelsfield | |
| TTT | Terry's Test | 0.00 - 1.00 | n/a | |
| TUB | Turdees Branch | 0.00 - 1.34 | Turdees Branch Junction | Off Salsburgh to Dunsyston Line, serves Blackridge Colliery and Springbank Pit No 7 |
| TUF | Tuffley Branch | 94.73 - 96.18 + docks | Derby | |
| TUN | Tunstall Branch | 0.00 - 1.08 | Longport Junction | |
| TUR | Turnchapel Branch/Plymstock Branch | 0.00 - 2.21 | Turnchapel Branch Junction | 0.00 - 1.05 formerly PLS |
| TVB | Tees Valley Branch | 0.00 - 7.58 | Tees Valley Junction | |
| TVG | Tovil Goods Line | 0.00 - 0.21 | Branch Junction | |
| TVZ | Tresavean Branch | 310.33 - 313.09 | Paddington via Box, Plymouth Millbay (reverse) and Redruth Junction (reverse) | |
| TWD | Taffs Well Depot | 0.00 - 0.44 | Taffs Well Junction | |
| TWE | Thornton West to Thornton East Line | 0.00 - 0.24 | Thornton West Junction | |
| TWM | Thornton Junction, Wemyss and Methill Line | 0.11 - 5.30 | Thornton North Junction | |
| TWN | Thorpe Le Soken and Walton On The Naze Line | 65.20 - 70.17 | Liverpool Street | |
| TWS | Tilbury Docks West Side Line | ?? - ?? | ||
| TWY | Thames Wharf Yard | 0.00 - 0.19 | Midland Junction | |
| TYB | Torksey Branch | see separate portions | ||
| TYB1 | Clarborough Junction to Cottam CEGB | 68.32 - 71.79 | Manchester London Road via Woodhead | Formerly COT |
| TYB2 | Cottam to Torksey | 71.79 - 73.50 | Manchester London Road via Woodhead | |
| TYB3 | Torksey to Sykes Junction | 73.50 - 76.46 | Manchester London Road via Woodhead | |
| TYC | Thoresby Colliery Branch | 0.00 - 1.23 | Thoresby Colliery Junction | |
| TYL | Talyllyn Loop | 107.78 - 108.32 | Whitchurch Cambrian Junction via Oswestry | |
| TYS | Tyseley Sidings | see separate portions | ||
| TYS1 | siding group unknown at present | 125.67 - 126.47 | Paddington | |
| TYS2 | siding group unknown at present | 125.67 - 126.47 | Paddington | |
| TYZ | Tycoch Loop | 0.03 - 0.24 | Mileage change 6ch East of Kidwelly Junction | Now in KID1 |