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APPENDIX 11 - OFFSHORE OIL AND GAS TRUNK AND INTERFIELD PIPELINES

From - to Length (km) Diameter (mm) Material Conveyed Operator Year Commissioned Year Commissioned
Operating          
N. Alwyn - Frigg 111 610 Associated Gas Total 1987
N. Alwyn - Ninian 15.4 323.9 Crude Oil Total 1987
Amethyst - Easington 48 762 Natural Gas Britoil 1990
Andrew - Brae subsea valve 16.3 273.1 Crude Oil Britoil 1996
Andrew - CATS(7) 44.4 219.1 Associated Gas Britoil 1996
Anglia - LOGGS(1) 23.6 323.9 Natural Gas Ranger 1991
W Anglia - Anglia A 4.8 219.1 Natural Gas Ranger 1993
Ann - LOGGS(1) 42 323.9 Natural Gas Phillips 1993
Arbroath - Montrose 8.3 406.4 Associated Gas Amoco 1990
Arbroath - Montrose 8.3 273.1 Crude Oil Amoco 1990
Arkwright - Arbroath 10.8 219.1 Crude Oil Amoco 1996
Armada - CATS(7) 24.5 508 Natural Gas British Gas 1997
Armada - CATS(7) 24.6 273.1 Condensate British Gas 1997
Audrey - N Valiant 16.3 508 Natural Gas Phillips 1988
Auk - Fulmar 12.2 219.1 Crude Oil Shell 1986
Balmoral - Brae/Forties 14.5 355.6 Crude Oil Sun Oil 1986
Barque - Clipper 24 406.4 Natural Gas Shell 1990
Barque - Clipper 15.5 355.6 Natural Gas Shell 1995
Beatrice - Nigg Bay 66.9 406.4 Crude Oil Britoil 1981
Beryl A - St Fergus (SAGE)(2) 325 762 Associated Gas Mobil 1992
Bessemer - Inde 15.6 406.4 Natural Gas Amoco 1995
Birch - Brae A 14.3 273.1 Crude Oil Lasmo 1995
Boulton - Murdoch 11.4 273.1 Natural Gas Conoco 1997
Brae - Forties 117.9 762 Crude Oil Marathon 1983
Brae B - E Brae 14.6 457 Associated Gas Marathon 1993
E Brae - Brae A/Brae B 14.8 457 Condensate Marathon 1993
E Brae - SAGE(2) Wye 23 762 Associated Gas Marathon 1994
Brent - S Cormorant 35.4 762 Crude Oil Shell 1978
Brent - St Fergus (FLAGS)(3) 452.2 914 Associated Gas Shell 1982
Bruce - Forties/Cruden Bay 248 610 Crude Oil Total 1993
Bruce - Frigg/St Fergus 5.6 813 Associated Gas Total 1993
Buchan - Forties 54.7 323.9 Crude Oil BP 1986
Caister - Murdoch 11 406.4 Natural Gas Conoco 1993
Callisto - Ganymede 14 323.9 Natural Gas Conoco 1995
Camelot - Leman 15 323.9 Natural Gas Amoco 1989
Camelot CB - Camelot/Leman 1.2 168.3 Natural Gas Mobil 1992
Central Graben - Teesside (CATS) 402 914 Associated Gas Amoco 1993
Central Graben-Forties/ Cruden Bay 63 355.6 Condensate Amoco 1993
Chanter - Piper B 10.7 168.3 Condensate EE Caledonia 1993
Claymore - Piper 12.8 762 Crude Oil EE Caledonia 1977
Cleeton - Dimlington 58.1 914 Natural Gas BP 1988
Clipper - Bacton 72.6 610 Natural Gas Shell 1990
Clyde - Fulmar 9.9 406 Associated Gas Britoil 1987
Clyde - Fulmar 9.9 406 Crude Oil Britoil 1987
N Cormorant - S Cormorant 17.5 508 Crude Oil Shell 1982
N Cormorant - WL(3) 22 273.1 Associated Gas Shell 1982
S Cormorant - Brent A (WL)(3) 40.4 406.4 Associated Gas Shell 1982
S Cormorant - Sullom Voe 149.7 914 Crude Oil Shell/Esso 1978
Cyrus-Andrew 6.7 273.1 Crude Oil Britoil 1996
Davy - lnde 42.4 406.4 Natural Gas Amoco 1995
Dawn - Hewitt 6.1 219.1 Natural Gas Phillips 1995
Deborah-Hewitt 5.8 219.1 Natural Gas Phillips 1996
Della - Hewitt 9.4 273.1 Natural Gas Phillips 1988
Don - Thistle 17.3 219.1 Crude Oil Britoil 1989
Douglas - Point of Ayr 32.1 508 Natural Gas BHP Petroleum 1995
Dunbar - N Alwyn 22 406.4/508(11) Crude Oil Total 1994
Dunlin - S Cormorant 27.4 610 Crude Oil Shell 1978
Dunlin - Osprey 0.8 395.5 Crude Oil Shell 1997
Eider - N Cormorant 13 323.9 Crude Oil Shell 1988
Ekofisk - Teesside 354 864 Crude Oil Phillips 1975
Ellon - Dunbar 1 9.9 168.3 Associated Gas Total 1994
Ellon - Dunbar 2 9.8 168.3 Associated Gas Total 1994
Erskine - Lomond 30.1 406.4 Condensate Texaco 1997
Excalibur-Lancelot/Bacton subsea tee 7.5 323.9 Natural Gas Mobil 1994
Forties - Cruden Bay (5) 177 914 Crude Oil BP 1991
Frigg - St Fergus No 2 354 813 Associated Gas Total 1978
Frigg - St Fergus No l 354 813 Associated Gas Total 1977
Fulmar - Judy 15.5 610 Crude Oil Shell 1997
Fulmar - St Fergus 290 508 Associated Gas Shell 1986
Galahad - Lancelot 16 323.9 Natural Gas Mobil 1995
Galleon - Clipper 12.4 323.9 Natural Gas Shell 1994
Gannet A - Fulmar A 107 406.4 Crude Oil Shell 1992
Gannet E - Gannet A 14.2 219.1 Crude Oil Shell 1997
Gannet E - Gannet A 14.1 219.1 Crude Oil Shell 1997
Gannet F - Gannet A 4.2 219.1 Crude Oil Shell 1997
Ganymede - LOGGS 18.3 457 Natural Gas Conoco 1995
Gawain - Thames AW 15.5 323.9 Natural Gas Arco 1995
Glamis - Balmoral 7.8 168.3 Crude Oil Sun Oil 1989
Glamis - Balmoral 6.9 219.1 Crude Oil Sun Oil 1989
Guinevere A - Lancelot A 6.9 219.1 Natural Gas Mobil 1993
Hamilton - Douglas 11.4 508.0 Natural Gas BHP Petroleum 1996
Hamilton N - Douglas 14.6 355.6 Natural Gas BHP Petroleum 1995
Heather - Ninian 33 406.4 Crude Oil Union Oil 1978
Heather - WL (4) 19.4 168.3 Associated Gas Unocal 1986
Heimdal - Brae 37.9 219.1 Condensate Elf 1985
Hewitt - Bacton 27.7 762 Natural Gas Phillips/Arpet 1969
Hewitt - Bacton 32.8 762 Natural Gas Phillips/Arpet 1969
Highlander - Tartan 13.9 219.1 Crude Oil Texaco 1986
Highlander - Tartan 13.9 323.9 Crude Oil Texaco 1986
Hudson - Tern 10.6 219.1 Crude Oil Amerada Hess 1995
Hudson - Tern 10.6 273.1 Crude Oil Amerada Hess 1995
Hudson - Tern 10.6 273.1 Crude Oil Amerada Hess 1995
Hutton (TLP)(6) - N W Hutton 4.8 323.9 Crude Oil Conoco 1984
N W Hutton - S Cormorant 12.7 508 Crude Oil Amoco 1983
Hyde - West Sole 11.5 355.6 Natural Gas BP 1993
Indefatigable - Leman Bank 35.8 762 Natural Gas Amoco/Shell/Esso 1971
Joanne - Judy 4.8 219.1 Crude Oil Phillips 1995
Joanne - Judy 4.8 323.9 Crude Oil Phillips 1995
Joanne - Judy 4.8 323.9 Crude Oil Phillips 1995
Johnston - Ravenspurn 9.7 323.9 Natural Gas BHP Petroleum 1994
Judy - CATS tie-in 70 508 Associated Gas Phillips 1995
Judy - Norpipe Wye 51.9 610 Crude Oil Phillips 1995
Kittiwake - Fulmar 2.2 101.6 Associated Gas Shell 1990
Lancelot A - Bacton 62 508 Natural Gas Mobil 1993
Leman Bank - Bacton 55.7 762 Natural Gas Shell/Esso 1968
Leman Bank - Bacton 61.5 762 Natural Gas Amoco 1969
Leman Bank - Bacton 64.9 762 Natural Gas Amoco/Shell/Esso 1970
Leman Bank - Bacton 57.8 762 Natural Gas Amoco/Shell/Esso 1971
Lennox - Douglas 32.1 355.6 Crude Oil BHP Petroleum 1996
Lennox - Douglas 32.1 406.4 Associated Gas BHP Petroleum 1996
Little Dotty - Della ‘T’ 2.5 203 Natural Gas Phillips 1997
Lomond - CATS(7) Riser 57.8 219.1 Condensate Amoco 1993
Lomond - CATS(7) Riser 57.8 508 Associated Gas Amoco 1993
Lyell - Ninian 15 219.1 Crude Oil Conoco 1993
Lyell - Ninian 15 323.9 Crude Oil Conoco 1993
Macculloch - Piper B 35.5 273.1 Crude Oil Elf Enterprise 1997
Magnus - Brent 79.2 508 Associated Gas BP 1984
(NLGP)(8) Magnus - Ninian 92.1 610 Crude Oil BP 1983
Markham - Median Line 2.5 323.9 Natural Gas LASMO 1994
Merlin - Dunlin 7 219.1 Crude Oil Shell 1997
Miller - Brae A 8 457 Crude Oil Britoil 1992
Miller - St Fergus 240 762 Associated Gas Britoil 1992
Moira - Maureen 10 168.3 Crude Oil Phillips 1990
Montrose - Forties 46.7 355.6 Crude Oil Amoco 1984
S Morecambe - Westfield Point 37.7 914 Natural Gas British Gas 1984
Murchison - Dunlin 18.8 406.4 Crude Oil Conoco 1980
Murchison - NLGP(8) 2.6 168.3 Associated Gas BP 1984
Murdoch - Theddlethorpe 180 660 Natural Gas Conoco 1993
Nelson - Forties 25 508 Crude Oil Shell 1994
Nelson - Fulmar tee 47.8 273.1 Associated Gas Shell 1994
Ness - Beryl B 7.3 168.3 Crude Oil Mobil 1987
Ness - Beryl B 7.5 168.3 Crude Oil Mobil 1989
Ness - Beryl B 7.2 168.3 Crude Oil Mobil 1990
Ness - Beryl B 7.9 168.3 Crude Oil Mobil 1992
Newsham -West Sole 5.8 219.1 Natural Gas BP 1996
Ninian - Brent A 25.4 406.4 Associated Gas Texaco 1994
Ninian - Sullom Voe 169 914 Crude Oil BP 1978
Ninian - WL(4)' 17.7 273.1 Associated Gas Chevron 1982
Ninian ‘T’ - Hutton TLP 8.6 220 Associated Gas Oryx 1997
N Morecambe - Walney Island 31 914 Natural Gas British Gas 1994
Orwell - Thames 33.9 406.4 Natural Gas Arco 1993
Osprey - Dunlin 6.5 219.1 Crude Oil Shell 1991
Osprey - Dunlin 6.5 219.1 Crude Oil Shell 1991
Pelican - Cormorant A 8.7 219.1 Crude Oil Shell 1996
Pelican - Cormorant A 8.7 219.1 Crude Oil Shell 1996
Pickerill - Theddlethorpe 63.2 610 Natural Gas Arco 1992
Piper - Chanter 11 168.3 Crude Oil EE Caledonia 1989
Piper - Claymore 36.2 406.4 Associated Gas EE Caledonia 1978
Piper - Flotta 209.2 762 Crude Oil EE Caledonia 1976
Piper - Frigg (MCP-01)(9) 52.9 457 Associated Gas EE Caledonia 1978
Piper B - Claymore tie-in 2 406.4 Associated Gas EE Caledonia 1993
Piper B - Claymore tie-in 53.4 762 Crude Oil EE Caledonia 1993
Portnaughan Bay - Castle Robin (SNIP)(12) 40.4 610 Natural Gas Premier Transco 1996
Ravenspurn N - Cleeton 25.7 610 Natural Gas BHP Petroleum 1990
Ravenspurn S - Cleeton 20.8 406.4 Natural Gas BP 1988
Rob Roy - Claymore 40.9 355.6 Crude Oil Amerada Hess 1989
Rob Roy - Tartan 23.2 219.1 Associated Gas Amerada Hess 1989
Rough - Easington 29.6 406.4 Natural Gas Bntish Gas(10) 1975
Rough - Easington 29.9 914 Natural Gas British Gas 1984
Saltire A - Piper B 6.6 273.1 Crude Oil EE Caledonia 1993
Saltire A - Piper B 6.6 406.4 Associated Gas EE Caledonia 1993
Schooner - Murdoch 28.6 406.4 Natural Gas Shell 1996
Scott - Beryl A/St. Fergus 16 273.1 Associated Gas Amerada Hess 1993
Scott - Forties 76 610 Crude Oil Amerada Hess 1993
Scott - Central Telford 9.8 219.1 Crude Oil Amerada Hess 1997
Scott - Central Telford 9.8 219.1 Crude Oil Amerda Hess 1997
Scott - Telford 9.8 219.1 Crude Oil Amerada Hess 1996
Scott - Telford 9.8 219.1 Crude Oil Amerada Hess 1996
Sean - Bacton 106 762 Natural Gas Shell 1986
Sedgwick - West Brae 2.3 168.3 Crude Oil Marathon 1997
Statfjord - NLGP(8) 10.2 60.3 Associated Gas BP 1985
Strathspey - Ninian 15.5 219.1 Crude Oil Texaco 1993
Strathspey - Ninian 16.6 273.1 Crude Oil Texaco 1993
Strathspey - Ninian 15.6 219.1 Associated Gas Texaco 1993
Strathspey - Ninian 15.7 219.1 Associated Gas Texaco 1993
Tartan - Claymore 27.4 610 Crude Oil Texaco 1980
Tartan - Petronella 10.4 219.1 Crude Oil Texaco 1986
Tartan - Piper 19.3 457 Associated Gas Texaco 1983
Tern - N Cormorant 13 219.1 Associated Gas Shell 1989
Tern - N Cormorant 13 406.4 Crude Oil Shell 1989
Thames - Bacton 89.4 610 Natural Gas Arco 1986
Thames - Bure 9.3 219.1 Natural Gas Arco 1986
Thames - Yare 9.3 219.1 Natural Gas Arco 1986
Thelma - Tiffany 11.8 107.9 Crude Oil Agip 1996
Thelma - Tiffany 11.8 144.9 Crude Oil Agip 1996
Thistle - Dunlin 10.6 406.4 Crude Oil Britoil 1978
Thistle - NLGP(8) 9 168.3 Associated Gas BP 1984
Tiffany - Brae A/Brae B 36.4 273.1 Natural Gas Agip 1994
Tiffany - Brae A/Forties 4 323.9 Crude Oil Agip 1993
Tyne - Trent 5.6 508 Natural Gas Arco 1996
Trent - Eagles 1 609.6 Natural Gas Arco 1996
N Valiant - Theddlethorpe (LOGGS)(1) 118.7 914 Natural Gas Conoco 1988
UK - lrish Gas Inter-connector section in UK waters 31.4 610 Natural Gas BGE 1993
S Valiant - N Valiant 10.9 273.1 Natural Gas Conoco 1988
Vanguard - N Valiant 7.8 273.1 Natural Gas Conoco 1988
Victor - Viking 13.5 406.4 Natural Gas Conoco 1984
Viking - Mablethorpe 139.2 711 Natural Gas Conoco 1971
Vulcan - N Valiant 16.4 457 Natural Gas Conoco 1988
Vulcan - N Valiant 16.4 88.9 Natural Gas Conoco 1988
Welland - Thames 17.3 406.4 Natural Gas Arco 1990
W Sole - Easington 67.6 406.4 Natural Gas BP 1967
W Sole - Easington 70 610 Natural Gas BP 1982
Windermere - ST-1(13) 6.8 219.1 Natural Gas Wintershall 1997

Authorised but awaiting commissioning/under construction

 
Alwyn North - Cormorant A 52.4 323.9 Crude Oil Total
Bacton - Median Line UK-Belgium 24.5 508 Natural Gas British Gas
Britannia - Unity Platform 44.4 355.6 Condensate Britannia
Britannia - St Fergus 185.3 711 Natural Gas Britannia
Curlew - Fulmar 26.3 323.9 Natural Gas Shell
Galleon - Sole Pit 9 323.9 Natural Gas Shell
Galley - Tartan 22.9 273 Crude Oil Texaco
Galley - Tartan 22.7 219 Associated Gas Texaco
Heron - Marnock 22.3 304.5 Crude Oil BP
Heron - Marnock 22.3 304.5 Crude Oil BP
Larch -Birch 23.9 282.2 Crude Oil LASMO
Macculloch - Piper B 35.5 168.3 Associated Gas Elf Enterprise
Marnock - CATS 2 14.5 406.4 Associated Gas BP
Marnock - Forties Unity 75.5 609.6 Crude Oil BP
Marnock - Machar 35.5 406.4 Crude Oil BP
Marnock - Mungo 22.5 406.4 Associated Gas BP
Marnock - Mungo 22.5 323.9 Crude Oil BP
Marnock - Mungo 22.5 219.1 Associated Gas BP

Operating Pipelines Length in Kilometres by Pipe Diameter

  914 864 813 762 711 660 610 508 457 406.4 355.6 323.9 273.1 219.1 168.3 <168.3 Total
Material Conveyed
Crude Oil 495.7 354.0 0.0 428.7 0.0 0.0 538.3 55.2 8.0 282.0 134.2 130.4 125.5 226.5 61.0 23.6 2863.1
Associated Gas 854.2 0.0 713.6 588.0 0.0 0.0 111.0 497.0 86.8 160.9 0.0 0.0 103.5 104.8 50.7 12.4 3282.9
Natural Gas 275.4 0.0 0.0 490.2 139.2 180.0 393.7 151.9 34.7 304.3 41.6 158.2 75.9 57.3 1.2 16.4 2320.0
Condensate 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 14.8 30.1 63.0 0.0 24.6 95.7 10.7 0.0 238.9
Total 1625.3 354.0 713.6 1506.9 139.2 180.0 1043.0 704.1 144.3 777.3 238.8 288.6 329.5 484.3 123.6 52.4 8704.9
(1) LOGGS: Lincolnshire Offshore Gas Gathering System.
(2) SAGE: Scottish Area Gas Evacuation.
(3) FLAGS: Far North Liquids and Gas System.
(4) WL: Western Leg.
(5) This 914mm crude oil line replaced a 813mm crude oil line which has been abandoned.
(6) TLP: Tension leg Platform.
(7) CATS: Central Area Transmission System.
(8) NLGP: Northern Leg Gas Pipeline.
(9) MCP-O1: Booster Platform on the Frigg pipelines.
(10) Amoco was operator of the Rough-Easington pipeline during the early years of the Rough field but sold its interests to British Gas to allow them to proceed with their plans to convert this field to a storage reservoir.
(11) Recorded as 406mm for length.
(12) SNIP: Scotland - Northern Ireland Pipeline
(13) LASMO will become nominated operator once pipeline is commissioned

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Title | Table of Contents
Chapter 1 | Chapter 2 | Chapter 3 | Chapter 4 | Chapter 5 | Chapter 6 | Chapter 7 | Chapter 8 | Chapter 9
Appendix 1 | Appendix 2 | Appendix 3 | Appendix 4 | Appendix 5 | Appendix 6 | Appendix 7 | Appendix 8
Appendix 9 | Appendix 10 | Appendix 11 | Appendix 12 | Appendix 13 | Appendix 14 | Appendix 15 | Appendix 16 | Appendix 17
Plate 1 | Plate 2W | Plate 2E | Plate 3W | Plate 3E | Plate 4W | Plate 4E | Plate 5W | Plate 5E | Plate 6 | Plate 7
Plate 8W | Plate 8E | Plate 9W | Plate 9E | Plate 10W | Plate 10E | Plate 11 | Plate 12