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TÜLİN SOLAK Temelsu International Engineering Services Inc.

ITA Croatia. ITA SEE 2011, Scientific Symposium. Congress centre “Lacroma” , Dubrovnik April, 7-9, 2011. “ TUNNELING ACTIVITIES IN TURKEY ”. TÜLİN SOLAK Temelsu International Engineering Services Inc. TUNNELING ACTIVITIES IN VARYING FIELDS IN TURKEY. HEPP PROJECTS.

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TÜLİN SOLAK Temelsu International Engineering Services Inc.

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  1. ITA Croatia ITA SEE 2011, Scientific Symposium Congress centre “Lacroma”, Dubrovnik April, 7-9, 2011 “TUNNELING ACTIVITIES IN TURKEY” TÜLİN SOLAK Temelsu International Engineering Services Inc.

  2. TUNNELING ACTIVITIES IN VARYING FIELDS IN TURKEY

  3. HEPP PROJECTS

  4. BOLU TUNNEL ON ANKARA-ISTANBUL MOTORWAY FAULT RUPTURE 1999 FAULT RUPTURE 1944 HIGHWAY PROJECTS

  5. GEBZE-ORHANGAZİ-İZMİR MOTORWAY (INCLUDING İZMİT BAY CROSSING) • Total lenght :421 km • 2 tunnels in total lenght of 5150 m • suspended bridge L~ 3 km and span=1700m • ( second longest bridge of this typology in the world) • contract type: BOT • construction period : 7 years • operation period 22 years and 4 month • estimated cost :8-11 billion US $ Samanlı Tunnel L=3.4 km Current Bursa Ring Road Belkahve Tunnel L=1.75 km HIGHWAY PROJECTS

  6. SPEED RAILWAY PROJECTS Speed Railway Lines Ankara-İstanbul Ankara-Konya Ankara-Sivas Ankara-İzmir Bursa-Osmaneli Ankara-Kayseri Halkalı-Kapıkule • Second stage in Ankara-Istanbul Line • 40 tunnels have been excavated with NATM • Longest tunnel at Ankara-Istanbul line 8 km will be excavated with TBM -----Line under operation ---- Line under construction ---- Line at planing stage RAILWAY PROJECTS

  7. SILK RAILWAY PROJECT KARS-TBILISI-BAKU RAILWAY PROJECT Rehabilitation in Georgia Tunnel to be constructed in Georgia 2070 m Construction in Georgia 29 km Construction in Turkey 76 km Tunnels to be constructed in Turkey 6190 Present line RAILWAY PROJECTS

  8. European side İstanbul Bosphorus Asian side Uskudar Station Yenikapı Station Sirkeci Station BOSPHORUS TUBE TUNNEL CROSSING-MARMARAY Worlds deepest immersed tunnel H=60 m L=1.4 km Bored tunnels with TBM L=9.8 km Cut and cover structures L=2.4 km 3 underground stations 75000 people/hour/direction Total lenght of the line : 76 km Planned date for operation: October 2013 Ayrılıkçeşme Kazlıçeşme Ayrılıkçeşme RAILWAY PROJECTS

  9. SIRKECI STATION SHAFT ÜSKÜDAR STATION AREA PORTAL STARTING POINT OF TBM Ayrılıkçeşme RAILWAY PROJECTS

  10. IMMERSING BARGE SETTLING THE ELEMENTS BACKFILL CROSSECTION Ayrılıkçeşme RAILWAY PROJECTS

  11. ARCHEOLOGICAL EXCAVATIONS RAILWAY PROJECTS

  12. BOSPHORUS TUBE TUNNEL CROSSING PAST EARTQUAKES GROUND IMPROVEMENT AT THE TUNNEL BASE SEISMIC JOINTS RAILWAY PROJECTS

  13. ISTANBUL STRAIT ROAD CROSSING Marmaray Istanbul Straıt Road Crossing European side Asian side Marmara sea • 5.4 km bored tunnel (3.3 km undersea) • 1.8 km to Marmaray • 1.1 billion $, BOT • TBM,NATM, Open cut • 6. largest TBM L=160 m Dext=12.4 m • advance 10 m/day 65 million $ • 61 m water + 45 m rock • Construction time: 4.5 year • Operation time: 26 year URBAN TRANSPORT PROJECTS

  14. DUE TO SEVERAL REASONS, TOPOGRAPHICAL, ECONOMICAL, ENVIRONMENTAL ETC, TUNNELS ARE ESSENTIAL IN TURKEY. • TURKEY IS LOCATED AT AN EARTQUAKE ZONE AND TUNNELS SHOULD BE DESIGNED ACCORDINGLY. • IT MAY BE NECESSARY TO ESTABLISH JOINT VENTURES WITH EXPERIENCED COMPANIES FROM OTHER COUNTRIES FOR TECHNOLOGY TRANSFER • IMPORTANT PROJECTS ARE FINANCED WITH PPP MODEL (BOT, BO) CONCLUSIONS

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