3 the Follo Line Brussels Nov 19Th 2018 PD Borenstein Fin.Pdf
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Norwegian rail development: The Follo Line Project constructing the longest railway tunnel to date in the Nordic countries Project Director Per David Borenstein Brussels 19 November 2018 Lillehammer Moelv InterCity development 2018/2019 Brumunddal Hamar Stange Tangen • Planning • Completed sections Eidsvoll InterCity project background Oslo Lufthavn Hønefoss • Population growth in the eastern part of Norway Sundvollen • Increased demand for rail transport and Lillestrøm Sandvika Oslo S Lysaker more congestion in urban areas Asker Drammen • Good transport solutions needed to Ski help organize a well functioning housing & job market Sande • InterCity development will provide Holmestrand general development in the region Moss Horten Rygge Råde Sarpsborg Tønsberg Skien Stokke Fredrikstad Torp Porsgrunn Sandefjord Halden Larvik 22 km Åsland rig area Connection to Oslo D&B / D&S TBM: 18,5 km Open section and Central station 20 km tunnel Ski station The Follo Line Project – production from five rig areas Two large EPC contracts and several smaller contracts Oslo 11 min Ski The Follo Line: High speed line Oslo-Ski. 70 % of the project is executed (November 2018) Venjar-Langset Dovrebanen – en del av SectionInterCity Oslo Central Station • Kortere reisetid • 600 m tunnel under Oslo Medieval• Økt kapasitet Park for gods- og persontog • Archaeological excavations • ChallengingPlanlagt åpning ground 2023 conditions • Traffic to be considered to and from the busy central rail station Constructing a 600 meter culvert/tunnel to be extended under Oslo Medieval Park Installation of railway tunnels with use of hydraulic equipment Constructions and traffic in proximity of Oslo Central Station as d a c t a ge e gt e de ese Co pute e ügt ög c e e se übe u e g be tsspe c e , u das d u ö e , ode das d st besc äd gt Sta te S e de Co pute eu, u d ö e S e da e eut d e ate e e te das ote a ge e gt d, üsse S e das d ög c e e se ösc e u d da e eut e üge Section tunnels by drill & blast • Complicated crossings • Sensitive infrastructure • Includes drill & split with no explosives in sensitive areas • Two tubes for the Follo Line and one for the realigned Østfold Line (local trains) Complicated crossings and restrictions in the northern part of the tunnel section Complicated crossings and restrictions in the northern part of the tunnel section Mountain hall (Tresporshallen) in the Ekeberg Hill Drill & Split method Drill & split in sections with sensitive infrastructure Venjar-Langset Section tunnel production by fourDovrebanen TBMs – en del av InterCity • Compact and •efficientKortere rig areareisetid • •MultipelØkt kapasitet for gods- og simultaneouspersontog operations • One rig area instead Planlagtof several åpningaccess 2023 points • Segment factories • Most of the exavated material reused as construction ground for a new residential area Oslofjorden Ekebergåsen Holmlia Assembly caverns north and south Bjørndal E6 Atkomsttunneler Åsland rig area E6 Åsland rig area between Oslo and Ski – «the heart» of the tunnel production Åsland rigg Fire tunnelboremaskiner skal bore 18,5 km av tunnelen fra et stort riggområde på Åsland ved E6 Fire tunnelboremaskiner skal bore 18,5 km September 2018: Double breakthrough celebration for the TBMs working towards Oslo Åsland rigg Fire tunnelboremaskiner skal bore 18,5 km av tunnelen fra et stort riggområde på Åsland ved E6 Fire tunnelboremaskiner skal bore 18,5 km September 2018: Double TBM breakthrough north towards Oslo city center From Germany: Four tailormade tunnel boring machines constructed for extreme hard rock At Åsland rig area 141 000 concrete elements are produced and installed in the tunnel A TBM is like a tunnel factory installing segments for a water proof tunnel Section Ski • A new, modern rail station with six tracks and three platforms and facilities • An open section from the long tunnel • Challenging ground conditions • Two tracks scheduled for completion Autumn 2019 Oslo Ski Entering Ski traffic hub: Complicated constructions with realignment of the existing rail line The center of Ski: Constructions 24/7 24 Excavating the tunnel exit - and final breakthrough for the TBMs early spring 2019 2012 – before constructions 2021 – after constructions • Currently Norway´s largest transport project • 22 km new double track line from Norway´s capital to the public transport center of Ski • Includes extensive works at Oslo Central Station, realignment of tracks, construction of a new station at Ski • Station and between the tunnel and the new Ski Station • Comprise the construction of around 64 km new railway tracks • Comprise a 20 km long tunnel; the longest rail tunnel in the Nordic countries • Excavated mainly with tunnel boring machines (TBM), but also by drill/blast and drill & split • The first long railway tunnel in Norway with separate twin tunnels (each 18,5 km long) • Will enable a 50 % reduction in journey time Oslo-Ski/ • Designed for speed up to 250 km/h • Part of the Norwegian InterCity rail development project Thank you Bane NOR The state-owned Norwegian company responsible for the national railway infrastructure Management and maintenance Construction and renewal Operation and traffic control .