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  2. Sydney Harbour Tunnel - Wikipedia

    en.wikipedia.org/wiki/Sydney_Harbour_Tunnel

    The Sydney Harbour Tunnel is a twin-tube road tunnel in Sydney, Australia. The tunnel was completed and opened to traffic in August 1992 to provide a second vehicular crossing of Sydney Harbour to alleviate congestion on the Sydney Harbour Bridge. It is one of two transportation tunnels under the harbour, the other being a set of rail tunnels ...

  3. List of longest tunnels - Wikipedia

    en.wikipedia.org/wiki/List_of_longest_tunnels

    Longest tunnel of the Central Yunnan Water Diversion Project [93] Railway Twin Tube Mont d'Ambin Base Tunnel: Cottian Alps, France/Italy 57,500 m (35.729 mi) 2032 [94] Part of the Lyon–Turin high-speed railway. Reconnaissance tunnels under construction since 2002; construction of main tunnel started in 2016. [95] Railway Twin Tube Brenner ...

  4. List of tunnels by country - Wikipedia

    en.wikipedia.org/wiki/List_of_tunnels_by_country

    Artemisio Tunnel (road), double tunnel, under Mount Artemision, 1.40 km 76 tunnels of the A2 motorway (Egnatia Odos), most notably in parts of Epirus and Western Macedonia , combined length of 99 km, the longest of which are Driskos Tunnel 4.6 km, Metsovo Tunnel 3.5 km, Dodoni Tunnel 3.6 km, Kastania Tunnel 2.2 km, Anilio Tunnel 2.1 km

  5. List of longest road tunnels - Wikipedia

    en.wikipedia.org/wiki/List_of_longest_road_tunnels

    Daiyunshan Tunnel China 5.850 km (3.6 mi) [dj] 2017 2 G2517 Shaxian-Xiamen Expressway: Lianghekou Tunnel China 5.840 km (3.629 mi) 2010 1 Lianghekou Hydroelectricity Power Station Road Shixia Tunnel China 5.833 km (3.6 mi) [dk] 2018 2 S3801 Beijing-Chongli Expressway Jiangjunshi Tunnel China (Sichuan-Gansu)

  6. Category:Tunnels in Europe - Wikipedia

    en.wikipedia.org/wiki/Category:Tunnels_in_Europe

    Immersed tube tunnels in Europe (6 C, 3 P) P. Proposed tunnels in Europe (9 C) R. Railway tunnels in Europe (2 C, 1 P) Road tunnels in Europe (3 C) U.

  7. Category:Road tunnels in Europe by country - Wikipedia

    en.wikipedia.org/wiki/Category:Road_tunnels_in...

    Category: Road tunnels in Europe by country. ... Road tunnels in the United Kingdom (3 C, 1 P) This page was last edited on 27 January 2017, at 06:15 (UTC). ...

  8. Category:Tunnels in Europe by country - Wikipedia

    en.wikipedia.org/wiki/Category:Tunnels_in_Europe...

    Railway tunnels in Europe by country (21 C) Road tunnels in Europe by country (20 C) A. Tunnels in Albania (1 C, 3 P) Tunnels in Andorra (2 P) Tunnels in Austria (2 C ...

  9. Garden Island Tunnel System - Wikipedia

    en.wikipedia.org/wiki/Garden_Island_Tunnel_System

    The tunnel system was approved at an estimated cost of £15,150. [1] After Sydney's shelling in June 1942, this pushed the exigent to excavate the five interlinked tunnels and multiple chambers underneath the base's northern point. [4] A second tunnel system that runs all the way to Kings Cross exists, but little is known about it. [5]