logoEngineer's Line References (ELRs)

A (hopefully) comprehensive listing

Codes beginning O

Last update 25 March 2019

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ELR Line name Mileages Datum Notes
OAG Oldham Ashton and Guide Bridge Line see separate portions 
    OAG1 Guide Bridge Junction to Crowthorne Junction (OA&GB) Line 0.11 - 0.53 Guide Bridge  
    OAG2 Ashton East Junction to Oldham Clegg Street (OA&GB) Line 1.54 - 5.51 Guide Bridge  
OAJ Oakenshaw Junction to Oakenshaw South Junction Curve 48.76 - 49.41 Manchester Victoria via Rochdale and Wakefield Kirkgate  
OAU Audenshaw West Junction to Canal Junction (OA&GB) Line 0.00 - 0.28 Audenshaw West Junction  
OAW Over and Wharton Branch 0.00 - 1.06 Winsford Junction  
OBA Dunblane to Crianlarich Line (Oban Branch) 0.00 - 10.29 Dunblane  
OBN Oban Line see separate portions 
    OBN1 Crianlarich Junction to Crianlarich Lower Junction 0.00 - 0.44 Crianlarich Junction  
    OBN2 Crianlarich Lower Junction to Oban 30.23 - 71.45 Callander  
OBS Oakbank Siding 0.00 - 0.39 Oakbank Junction Near Midcalder Junction
OCB Ollerton Colliery Branch 19.00 - 19.03 Chesterfield Market Place = OLC?? Route thought to be about 1.17 long
OCD Ordsall Chord 190.05 - 190.34 Euston  
OCL Orchardhall Branch (Grangemouth) 1.44 - 2.76 Swing Bridge Junction  
OCR Oakley to Comrie Branch 0.00 - 2.57 Oakley (Fife) Oakley to Oakley Colliery
OCZ Old Carway Branch 0.00 - 1.25 Old Carway Junction  
ODT Middlesbrough Old Town Branch 0.00 - 1.31 Old Town Junction  
OFB Orbliston to Fochabers Branch 0.00 - 3.00 Orbliston  
OFF Off Track Assets see separate portions 
    OFF1 Manchester area "0.00 - 0.16" n/a  
    OFF2 Preston area "0.00 - 0.00" n/a  
    OFF3 Liverpool area "0.00 - 0.00" n/a  
OGD Ormiston to Gifford Line (Gifford and Garvald Light Railway) 0.00 - 9.25 Ormiston Junction  
OGI Ogilvie Colliery Branch 20.34 - 20.70 Cardiff East Dock  
OGM Ogmore Branch/Nantymoel Branch 0.00 - 7.18 Tondu Middle Junction 0.00 - 2.56 formerly BMZ.  Line re-miled: Datum = Copper Works Junction after 1950
OJS Otford Junction and Sevenoaks Line 24.54 - 26.61 Victoria via Herne Hill  
OJW Oakmoor Junction to Oakmoor Wharf Line ?? - ??    
OKY "CEN Temporary Training Route" 8.40 - 25.00 n/a  
OLC Ollerton Colliery Branch Mid Notts 19.00 - 19.05 Chesterfield Market Place Remaining portion of the Mid Notts Line to colliery, remiled from the LDEC
OLD Oldbury Branch 134.42 - 135.63 Paddington via Didcot and Handsworth  
OLL Ordsall Lane to Liverpool Line see separate portions 
    OLL1 Ordsall Lane Junction to Liverpool Road Old Station 0.00 - 0.25 Ordsall Lane Junction  
    OLL2 Ordsall Lane Junction to Liverpool Road Bonding Warehouse ?? - 0.20 Ordsall Lane Junction  
OLM Oldham Branch (Greenfield Junction to Oldham Clegg Street) 0.00 - 4.02 Greenfield Junction  
OLW Ordsall Lane Junction and Windsor Bridge Junction Curve 190.28 - 191.10 Euston  
OME Olive Mount to Edge Hill Line see separate portions 
    OME1 Olive Mount Junction to Edge Hill Junction (Wapping Branch) 0.00 - 1.38 Olive Mount Junction Olive Mount Junction Box to Wapping Bank Head Box
    OME2 Wapping Branch Junction to Pighue Lane Junction (Waterloo Independent Line) 0.00 - 0.10 Wapping Branch Junction  
    OME3 Edge Lane Junction to Pighue Lane Junction 0.00 - 0.21 Edge Lane Junction Original definition; rebuilt 2008/9
Olive Mount Junction to Edge Lane Junction 0.10 - 0.52 Bootle Branch Junction via Edge Lane Junction (reverse count) Later definition from 2008/9
OMI Omoa Ironworks Branch 0.00 - 0.19 Omoa Junction  
OMO Omoa Branch ?? - ??   Possibly same as CMI, or Omoa Junction to Silverburn Colliery
ONJ Oxford North Junction see separate portions 
    ONJ1 Oxford North Junction Islip end 30.51 - 30.55 Bletchley  
    ONJ2 Oxford North Junction Didcot end 63.74 - 64.00 Paddington via Didcot  
OOC Old Oak Common Yards see separate portions 
    OOC1 Old Oak Common No 1 Yard 2.63 - 3.18 Paddington  
    OOC2 Old Oak Common No 2 Yard 2.68 - 3.22 Paddington  
OON Old Oaks to Nostell Line 8.04 - 17.15 Penistone West Silkstone Junction via Barnsley  
OOS Old Oak Sidings, Willesden 6.32 - 6.50 Clapham Junction  
OPM Overtown Paper Mills Branch 0.00 - 1.10 Berryards Junction Upper Greenock Station
ORD Miles Platting Junction to Oldham Road High Level Goods Junction Line (High Level Goods Loop) 0.00 - 0.42 Miles Platting Junction  
ORG Miles Platting Junction to Oldham Road Goods Line (Oldham Road Goods) 0.00 - 1.03 Miles Platting Junction  
ORI Oldham Road St Georges Incline 0.58 - 0.73 Miles Platting Junction  
OSC Oakenshaw to Crofton East Junction Branch 181.71 - 183.04 St Pancras via Leicester, Toton and Barrow Hill  
OSL Oulton Broad South to Lowestoft South Line 115.47 - 116.74 Liverpool Street  
OSN Oakwell Junction to Stairfoot North Line 0.00 - 1.07 Oakwell Junction  
OTB Otley and Ilkley Joint Line 0.00 - 2.62 Otley  
OTL Otley Branch 0.00 - 3.33 Arthington South Junction  
OVE Ogmore Vale Extension Line 0.00 - 7.40 and 0.00 - 2.44 Copper Works Junction and Tondu Middle Junction  
OWW Oxford Worcester and Wolverhampton Line 66.32 - 152.43 Paddington via Didcot  
OXC Oxley Chord 0.00 - 1.02 Bushbury (Oxley) Junction  
OXD Oxford Branch 0.00 - 31.22 Bletchley  
OXO Oxcroft Branch 0.00 - 1.05 Oxcroft Junction  
OXW Oxenholme and Windermere Branch 0.00 - 10.19 Oxenholme  

 

Introduction | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Lines without codes | ELR/LOR converter | LUL system | DLR system | Canals