List of tunnels in Australia

This is a list of tunnels in Australia which includes any road, railway, waterway or other form of tunnel, anywhere in the country.

Outbound lanes of CityLink, inside the Burnley Tunnel, Melbourne 2010

Australian Capital Territory
NameImageLocaleCarriesTypeLengthNotes
mft
Acton TunnelActon, Australian Capital TerritoryCarries Parkes Way under a hillRoad190623Three levels, with the upper two being used for car parking and storage by the Australian National University

New South Wales
NameImageLocaleCarriesTypeLength[1]Notes
mft
Airport railway lineWolli Creek to CentralEast Hills railway lineRail10,000 33,000
Bilson TunnelKosciuszko National ParkSkitubeRail3,300 10,800
Blue Cow TunnelKosciuszko National ParkSkitubeRail2,600 8,500
Ardglen TunnelUpper Hunter ShireMain North LineRail488 1,601[2]
Airport TunnelMascotGeneral Holmes DriveRoad550 1,800Two in-line dual tunnels that carry runways for Sydney Airport[3]
Avon Tunnel Dombarton to Avon Maldon – Dombarton railway line Rail 4,000 13,000 A planned single track tunnel. Only a few metres at each end were evacuated. 150.7372°, -34.4451° [4]
Balmain CollieryBelow Sydney HarbourCoal mine
Belmore TunnelBlue MountainsMain Western lineRailUsed by Zig Zag tourist railway on the Lithgow Zig Zag
Bethungra SpiralBethungraMain South LineRail205 673Two tunnels
Border TunnelRichmond ValleyNorth Coast lineRail1,160 3,810On the border between New South Wales and Queensland[5]
Box Vale tunnelMittagongBox Vale rail lineunlined tunnel through final spur
Bullio Tunnel (Wombeyan Caves Rd Tunnel)Nattai National ParkWombeyan Caves RoadRoad22 72
Busby's BoreFrom Centennial Parklands to Hyde ParkSydney water supplyWater3,600 11,800Built from 1827 to 1837 and remains in limited use[6]
Bylong Rail TunnelBylongSandy Hollow to Maryvale Line, No 3 of 5Rail1,975 6,480At the time of its construction, it was the longest rail tunnel
Boronia TunnelsCowanMain North lineRail1,313 4,3081-4 in use, 5 deviated; double track; longest tunnel is 602 metres (1,975 ft)
Bungendore - Queanbeyan railBombala lineRailBrooks Bank tunnel and two Pine Range tunnels
Carcoar TunnelCarcoarBlayney–Demondrille railway lineRail281 922No longer in use
City CircleSydney central business districtSydney underground railwaysRail5,000 16,000Estimate of tunnel length from Central to Circular Quay and return. Two tunnels
Clarence TunnelClarence, Blue MountainsMain Western lineRail493 1,617Replaced by Ten Tunnels Deviation; used by Zig Zag tourist railway
Colinton rail tunnelColintonBombala lineRail161 528No longer in use
Cooks River TunnelBetween Sydney Airport and TempeM5 Motorway RoadUnder Cooks River
Cougal SpiralRichmond ValleyNorth Coast lineRail369 1,211Two tunnels (See also Border Tunnel)
Cross City TunnelSydney central business districtCross City TunnelRoad2,100 6,900Two tunnels[7]
Cudgen Road TunnelTweed ValleyPacific Motorway Road134 440Twin tunnels; opened in 2002[8]
Devonshire Street TunnelSydney central business districtRailway Square to Surry HillsPedestrian300 980[9]
Dorrigo railway lineDorrigoDorrigo railway lineRailTwo tunnels of unknown length between Glenreagh and Timber Top
Eastern Distributor TunnelBetween Woolloomooloo and Surry HillsEastern Distributor Road1,700 5,600Completed in 2000; tolled on exit, northbound only; unique 'piggyback' design with three lanes, northbound, stacked on top of three lanes, southbound[10][11]
Eastern Suburbs railway lineSydneyEastern Suburbs railway lineRailErskineville to Bondi Junction
Epping to Chatswood railway lineSydneyMetro North West LineRail13,000 43,000
Fernleigh TunnelRailRail trail-cycleway
Gib tunnelbetween Mittagong & BowralMain South lineRail516 1,693Two tunnels; one single-track line; and one double-track line adjacent
Glenbrook Tunnel (1892)GlenbrookMain Western Line (since deviated)Heritage634 2,080
Glenbrook Tunnel (1913)Between Lapstone and GlenbrookMain Western lineRail283 928Double-track line, in use
Glowworm Tunnel Rd TunnelWollemi National ParkGlowworm Tunnel RoadRoad160 520
Helensburgh Tunnels including the
Helensburgh Glow Worm, Lilyvale and Otford tunnels		Illawarra escarpmentIllawarra railway lineRail3,257 10,686Seven disused tunnels; previous use between 1884 and 1920[12][13][14]
plus
Seven in use dual line tunnels plus one single tunnel
Kings Cross TunnelKings CrossRoad274 899
Lane Cove TunnelLane CoveM2 Motorway Road3,600 11,800
Long IslandHawkesbury River stationMain North lineRail263 863Two tunnels; one Disused single track tunnel used for storage and a Double track, in use, adjacent
Malaita PointKatoombaRailthrough post of a coal mine
MarrangarooLithgowMain Western lineRail974 3,196Former single-track line; since deviated as double-track line, in use. Only double-track line length shown
Merewether BluffMerewetherRailDisused, Australia's first two railway tunnels, 1861 & 1862, privately operated[15]
M4 East TunnelBetween Haberfield and HomebushM4 Motorway Road5,500 18,000Dual tunnels[16]
M4-M5 LinkBetween Haberfield and St PetersM4/M5 /Road9,200 30,200[16]
M5 East TunnelBetween Beverly Hills and ArncliffeM5 Motorway Road
M8 MotorwayBetween Beverly Hills and St PetersM8 Motorway Road9,000 30,000
Moore Park TunnelMoore ParkCBD and South East Light RailLight railfrom Eastern Distributor to Anzac Parade
Mount AlexandraMittagongFitzroy Iron Worksshort tunnel on horse drawn tramway replacement
Mount RennieKatoombaNarrow NeckRail395 1,296Disused; previous use shale transport
Mullet CreekHawkesbury River stationMain North lineRail456 1,496Double track, in use, from the Hawkesbury Bridge Platform and Jct (end Hawkesbury Bridge deviation)
New Main TunnelPictonMain South lineRail183 600Double track, in use, between Picton station and Redback tunnel
Newnes Glowworm TunnelBetween Newnes and LithgowNewnes railway lineRail1,320 4,330Rail use between 1907 and 1932; converted to pedestrian and tourism use[17]
NorthConnexBetween Pennant Hills and WahroongaPacific Motorway /Hills MotorwayRoad9,000 30,000Opened 31 October 2020[18]
Old Main TunnelPictonMain South lineRail181 594Disused; previous use between 1867 and 1919
Pyrmont and Glebe Railway TunnelsBetween Pyrmont and GlebeInner West Light RailRail1,500 4,900Two double-track tunnels; completed in 1922; estimated length[19]
Redbank TunnelTahmoorMain South lineRail181 594Double-track, in use;[20] deviated, filled in[21]
Red Hill TunnelsCoffs HarbourNorth Coast lineRail955 3,133Five tunnels, opened in 1922
St Helena TunnelEwingsdale, near Byron Bay, Tweed ValleyPacific HighwayRoad434 1,424Opened 18 December 2015[22]
StockringtonMaitlandRichmond Vale railway line3 tunnels
Sydney Harbour TunnelBetween Woolloomooloo and North Sydney under Sydney HarbourSydney Harbour Tunnel Road2,800 9,200[23]
Sydney Harbour railway electricity tunnelBetween Birchgrove and GreenwichBelow Sydney HarbourPower supply540 1,760Approximate distance[24][25]
Sydney Metro NorthwestBetween Bella Vista and Epping stationsMetro North West LineRail15,500 50,900Opened May 2019[26]
Sydney Metro City & SouthwestBetween Chatswood and Sydenham stations in SydneyRail15,500 50,900Under construction[27]
Tank Stream tunnelBetween Hyde Park and Circular Quay;
Sydney central business district		Tank StreamStorm water700 2,300Estimate of remnants of 1860s tunnel[28]
Ten Tunnels DeviationBlue MountainsMain Western lineRail2,822 9,259Replaced the Lithgow Zig Zag; ten tunnels of ranging in length from 70 to 825 metres (230 to 2,707 ft)[29]
Tickhole TunnelBetween Cardiff and Kotara stations;
Newcastle		Main North lineRail370 1,210Dual tunnels ranging in length from 165 to 205 metres (541 to 673 ft)[30][31][32][33]
Tugun Bypass TunnelTweed HeadsGold Coast AirportRoad334 1,096[34]
Upper Nepean SchemeCampbelltownWaterTwo tunnels
Woy Woy TunnelBetween Wondabyne and Woy Woy stationsMain North lineRail1,690 5,544Opened 15 August 1887; double track[35]
Wynyard WalkSydney central business districtWynyardPedestrian180 590[36]

Queensland
See also: Railway Tunnels in Queensland
NameImageLocaleCarriesTypeLengthNotes
mft
Airport LinkBetween Bowen Hills and Toombul;
Brisbane		Airport Link Road6,700 22,000Australia's longest road tunnel (at the time)[37]
Boolboonda TunnelMount Perry
Boolboonda, Bundaberg Region		Bundaberg to Mount Perry railway lineRail heritage192 630[38]
Border TunnelRichmond Gap, connecting New South Wales and QueenslandNSW North Coast lineRail1,600 5,200On the border between New South Wales and Queensland (see New South Wales section above)
Cherry Gully TunnelSouthern Downs RegionWarwick - Stanthorpe LineRail272 892Comprises two single-track tunnels[39]
Clem Jones TunnelBetween Woolloongabba and Bowen Hills, BrisbaneClem Jones Tunnel Road4,800 15,700Two parallel tubes under the Brisbane River[40]
Cross River RailFrom Dutton Park rail to Boggo Road busway stations in BrisbaneRail5,900 19,400Two bored tunnels under construction with one complete in 2021 but not operational[41]
Dalveen TunnelDalveen, Southern Downs RegionWarwick to Wallangarra railway lineRail140 460single line rail tunnel[42]
Dularcha Railway TunnelMooloolah, Sunshine Coast RegionNorth Coast lineRail100 330Disused line[43]
Eastern BuswayDutton Park, BrisbaneAnnerley RoadRoad, busway640 2,100Built under Boggo Road Gaol[44]
George Bridges TunnelNundah, BrisbaneSandgate RoadRoad285 935[45]
Inner City Bypass tunnelBreakfast Creek, BrisbaneInner City Bypass Road350 1,150[46]
Lahey's Canungra Tramway TunnelCanungra, Gold CoastPedestrians onlyRail heritage91 299c. 1900[47]
Legacy WayToowong and Kelvin Grove, BrisbaneLinking the Western Freeway with the Inner City BypassRoad4,600 15,100Two bored tunnels carrying two motorway grade lanes of traffic in each direction[48]
Leopard Street TunnelBrisbaneStormwaterc. 1890
Main Range tunnelsMain RangeMain LineRail886 2,907A series of nine single-track or double-track tunnels that date from c. 1866
Many Peaks - Monto loop lineBoyne ValleyGladstone to Monto railway lineRail heritage730 2,400Six tunnels on a disused railway line
Muntapa rail tunnelCooyar, Toowoomba RegionCooyar railway lineRail heritage280 920[49]
Victoria TunnelGrandchesterMain LineRail537 1,762[50]
Yimbun Railway Tunnel Harlin, Somerset RegionBrisbane Valley railway lineRail100 330Completed in 1910; line closed in 1993[51]

South Australia
NameImageLocaleCarriesTypeLengthNotes
mft
Ambleside TunnelVerdunMain South LineRail172 564[52] Tunnel 9[53]
Barossa Reservoir supply tunnelWilliamstownBetween South Para River and South Para ReservoirWater2,000 6,600
Clarendon Weir to Happy Valley Reservoir Tunnelsouth of Adelaide city centreWater5,000 16,000[54]
Dowds Hill TunnelEast of PeterboroughCrystal Brook-Broken Hill railway line under Wilmington–Ucolta RoadRail95 312[55]
Echo TunnelBelair National Park, BelairFootpath and creek under Main South LinePedestrian
Eden Hills TunnelsEden HillsBelair railway lineRail156 512Tunnel 3 constructed 1880s[56]
Main South Line156 5121920[57]
Former Coromandel TunnelBlackwoodMain South LineRailTunnel 4, converted to a cutting and bridge when track duplicated 1920[53]
Former Pinera TunnelBelairMain South LineRailTunnel 5, converted to a cutting and bridge when track duplicated 1920[53]
Former Sleeps Hill TunnelsPanoramaPrevious alignment of Main South LineRail170 560Tunnels 1 and 2, 1880s–1920[58][59]
360 1,180
Heysen TunnelsMount Lofty RangesSouth Eastern FreewayRoad500 1,600[60]
Long Gully TunnelBelairMain South LineRail304 997[56] Tunnel 7[53]
Murray Bridge TunnelMurray BridgeMain South LineRail80 260[61]
National Park TunnelBelairMain South LineRail193 633[56] Tunnel 6[53]
O-Bahn Busway City access tunnelAdelaide Park Lands670 2,200Opened 2017[62]
Sleeps Hill TunnelPanoramaMain South LineRail738 2,421[56] Replaced Tunnels 1 and 2 in 1920
Tod River Reservoir worksWater
Torrens Gorge TunnelWater
Upper Sturt TunnelUpper SturtMain South LineRail199 653[52] Tunnel 8[53]

Tasmania
NameImageLocaleCarriesTypeLengthNotes
mft
Rhyndaston TunnelSouth of Oatlands; Southern TasmaniaTasmanian Main Line (Hobart to Western Junction)Rail955 3,133Completed in 1876; widened in the 1970s[63]

Victoria
See also: Railway Tunnels in Victoria, Australia
NameImageLocaleCarriesTypeLengthNotes
mft
Big Hill TunnelDeniliquin railway lineRail390 1,280
Bunbury Street TunnelFootscray, MelbourneRail420 1,380Both Broad Gauge and Standard Gauge entering and leaving Melbourne
Burnley TunnelRichmond, MelbourneCityLink / Monash FreewayRoad3,400 11,200
City Loop TunnelsLa Trobe and Spring Streets, MelbourneMelbourne Underground Rail LoopRail12,000 39,000Comprises:
Domain TunnelRichmond, MelbourneCityLink / Monash FreewayRoad1,600 5,200
Elphinstone TunnelDeniliquin railway lineRail385 1,263
Geelong TunnelGeelongPort Fairy railway lineRail422 1,385Exit from Geelong to West coast railway line
Melba TunnelMitcham, MelbourneEastern Freeway to EastLink RingwoodRoad1,600 5,200
Metro Tunnel South Yarra to

Kensington via Melbourne CBD

 Cranbourne lineSunbury linePakenham line Rail 9,000 5,600 Once opened in 2025 the tunnel will cary the Pakenham, Cranbourne and Sunbury lines.[64]
Mullum Mullum TunnelMitcham, MelbourneEastern Freeway to EastLink RingwoodRoad1,600 5,200
Rosanna TunnelRosanna, MelbourneHurstbridge railway lineRail65 213
West Richmond TunnelRichmond, MelbourneHurstbridge railway lineRail115 377
Jolimont TunnelEast Melbourne, MelbourneHurstbridge railway lineRail149 489
Spotswood sewer tunnelFishermans Bend and Spotswood;
Melbourne		Under Yarra River connecting Hobsons Bay Main with
former Spotswood Sewerage Pumping Station		Sewer200 660Continues in use as part of Melbourne's Sewerage system
West Gate TunnelSpotswood and Fishermans Bend;
Melbourne		West Gate BridgeRoad3,000 9,800Proposed as part of the Western Distributor, construction commenced in 2018[65]

Western Australia
NameImageLocaleAddress/FacilityTypeLengthNotes
mft
Airport line tunnel Bayswater, Redcliffe, Perth Airport, High Wycombe Perth Rail 8,000 26,000 Twin bored tunnels, part of the Airport line[66]
Canning TunnelCanning Dam to PerthDarling ScarpWater supply5,600 18,400[67]
Northbridge TunnelNorthbridgePerthRoad1,600 5,200
Swan View TunnelSwan ViewPerth; John Forrest National ParkRail262 860Closed and now converted to a rail trail[68]
William Street TunnelPerth railway station to The EsplanadePerthRail700 2,300Twin bored tunnels that were built as part of the New MetroRail City Project,[69] used by Joondalup and Mandurah services
Wungong TunnelWungong Dam to PerthDarling ScarpWater supply3,700 12,100

See also

References
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