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The Clem7 tunnel
The Clem7 tunnel
The Clem7 tunnel
The Clem7 tunnel
The Clem7 tunnel
The Clem7 tunnel
The Clem7 tunnel
The Clem7 tunnel
The Clem7 tunnel
The Clem7 tunnel
The Clem7 tunnel
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The Clem7 tunnel

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    • 1. Need They have to build this tunnel because the roads of Brisbane were started to get too crowded. People weren’t reaching to their destination on time. Affect the emergency services People get frustrated
    • 2. What is Clem7 Tunnel Clem7 tunnel is the longest underground tunnel in whole Australia. Brisbane’s Clem Jones Tunnel (CLEM7) is a faster, safer, more reliable choice for significant time savings in cross-city travel. Clem 7 Tunnel is 6.8 km long. It links five major Brisbane roads including the Pacific motorway, Ipswich road, Lutwyche road, Inner city bypass and Shavston Avenue at Kangaroo point. The Clem 7 consists of two separate tunnels with one each dedicated for north-and-south bound traffic. The main tunnels were excavated by two massive tunnel boring machines that were more than 260m long and 12.4m in diameter.
    • 3. Amazing Project Clem7 was the biggest & first under river project The cost to build the whole tunnel was 3.2 billion dollars. 11 000 workers involved Cost of hiring 2 boring machines from Germany was $50 mn each John llet was the architect of Clem 7. This tunnel connects Woolloongabba, Kangaroo point and to Bowen Hills. Started on September 2006 & finished 18th March 2010
    • 4. Construction Facts & Figures Length of tollway - 6.8km Length of tunnel - 4.8km Lowest point - 60 metres under the Brisbane River Cross passages - 41 connecting the two tunnel tubes Rock to be excavated - 3.5 million tonnes Tunnel lining segments - 38,000 Concrete used - 280,000 CBM
    • 5. The Exhaust Towers Constructed two exhaust towers One at the North side and the other one to the south. People in the tunnel need oxygen to breathe. Exhaust towers send oxygen in the tunnel.
    • 6. Named Clem7 As Brisbane’s longest serving Lord Mayor, Clem Jones oversaw the city’s growth from a sleepy country town to a vibrant sub- tropical metropolis during his time in office from 1961 to 1975. A great advocate of progress, Clem Jones was responsible for Brisbane’s first town plan and established much-needed infrastructure such as sewerage, water and sealed road networks. He built new roads and developed city gardens, sporting fields and swimming pools. Clem Jones passed away in 2007, aged 89.That’s why it has a 7 at the end of Clem7. In recognition of his enormous contribution to making Brisbane the great place it is today,
    • 7. ClemJones

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