TERRATEC Q1 Newsletter 2017

Newsletter - Q1, 2017 TERRATEC DELIVERS TWO MORE EPBMS FOR ISTANBUL METRO Senbay Madencilik-Kolin-Kalyon JV gear up for tunnelling works on the Dudullu-Bostancı Metro Line, in the latest addition to Istanbul’s ongoing mass transportation expansion. ERRATEC is pleased to with two other TBMs – on the machine (S42) used on the Tannounce the delivery of €1.4 billion Dudullu-Bostancı new Mecidiyeköy-Mahmutbey a further two 6.56m diameter Metro Line project, which Metro line – which is currently Earth Pressure Balance (EPB) runs north to south across the being built by the Gülermak, Tunnel Boring Machines for the densely-populated Anatolian Kolin and Kalyon JV – that they ongoing expansion of Istanbul’s side of the city. The 14.2km- were very keen to employ a Metro system, in Turkey, long line, along with its 13 new further two machines, S50 and following a factory acceptance stations, will be located entirely S51, on their second project test on December 6th. underground. for the Istanbul Metropolitan Municipality (IMM). The new machines will be used Members of the JV were by the Şenbay Madencilik-Kolin- so impressed with the The customized TERRATEC Kalyon Joint Venture – along performance of the TERRATEC TBMs have versatile mixed-face Newsletter - Q1, 2017 Newsletter - Q1, 2017 TERRATEC TBMS SUCCESSFULLY COMPLETE 20 BREAKTHROUGHS FOR DELHI METRO Eight TERRATEC Earth Pressure Balance TBMs have successfully completed 20 drives, totalling approximately 18km of running tunnels, on four major Phase III contracts. wo TERRATEC Earth Ashram Stations. S28 breakthroughs also signify TPressure Balance (EPB) the successful completion of Tunnel Boring Machines made The 6.61m diameter EPB 20 TERRATEC tunnel drives on a historic double breakthrough shields feature state-of-the- Phase III of the Delhi Metro. on 14th November, marking art 900kw VFD electric driven the end of tunnelling works on cutterheads with a versatile Among its competitors, the 58.6km Pink Line (Line 7) configuration of cutting tools TERRATEC received the largest on Phase III of the Delhi Metro and 17” disc cutters that number of new machine orders project, in India. facilitated excavation through for Phase III, with eight EPB mixed face conditions of soil machines working across four J. Kumar Infraprojects Ltd. and hard rock. Both TBMs separate contracts on the working with China Railway also feature active articulation project. In addition to supplying Third Group (CRTG) achieved and two-component grout the machines, TERRATEC also the breakthroughs with backfilling systems. provided comprehensive services TERRATEC’s S25 and S28 TBMs on site to support the operation on Contract CC-24 having In addition to marking the end and maintenance of the completed the final 970m-long of tunnelling works on the Pink equipment, assisting contractors drives between Vinobapuri and Line (Line 7), the final S25 and in their achievements. cutterheads with an opening with an outer diameter of Bostancı Metro Line (GoA4) ratio of about 35%, designed 6,300mm, an inner diameter – with driverless trains, CBTC, to manage Istanbul’s geology of 5,700mm and a width of and platform screen doors – which includes both rock and 1,400mm. at stations – will provide soil formations – and state- numerous connections to of-the-art features such as “I was very impressed by other Istanbul transportation VFD electric cutterhead drives, the TERRATEC machines systems, such as the soft ground cutting tools that when I attended the recent Bosphorus ferry (at Bostancı are interchangeable with 17’’ factory inspection and I am Harbour), the Marmaray roller disc cutters, high torque looking forward to great railway, the Kadıköy-Kartal screw conveyors, and active production records being set metro line and the Üsküdar- articulation systems. by the TBMs,” said Feriha Çekmeköy metro line. Mert, Anatolian Rail Systems The tunnel linings will consist Manager, for the IMM. Tunnelling is expected to of reinforced concrete commence in early 2017 and trapezoidal segments (5+1), The fully automated Dudullu- be completed by mid-2019. Newsletter - Q1, 2017 Newsletter - Q1, 2017 Two 6.61m diameter mixed/ and S27 – completed 2.2km spoke-type cutterhead with a rock EPB shields – S23 and S24 of tunnels on J. Kumar/CRTG 57% opening ratio. TERRATEC DELIVERS LUCKNOW’S FIRST TBMS – were deployed on Contract CC- JV’s second Pink Line (Line 7) The geology along the 3.6km Tata/Gulermak JV gears up to commence tunnelling on Phase 1 A of the Lucknow Metro, in Uttar 07, part of the Violet Line (Line contract (CC-20) – which runs alignment composed of very wet Pradesh, India, with the city’s first Tunnel Boring Machines. 6) Extension, by a joint venture from Mayapuri to Delhi Cantt – silty clay and dry sandy soil. of Russia’s Metrostroy and local earlier this year. firm ERA Infrastructure. Both TBMs passed underneath The final contract, on the residential areas and came in In addition to unexpected Magenta Line (Line 8), was the close proximity to a number of amounts of full face – very first to be completed in full. sensitive structures, such as hard (up to 200MPa) and highly Delivered by a joint venture the foundation piles of existing abrasive – quartzite, these of Hindustan Construction elevated metro stations and a machines encountered sections Company (HCC) and South highway flyover, requiring very of highly variable mixed faced Korea’s Samsung Engineering accurate settlement control in conditions with numerous and Construction Group, critical zones. large diameter boulders. The Contract CC-34 forms the most TERRATEC TBMs proved westerly section of the new line The CC-34 contract drives themselves up to the challenge between Janakpuri and Palam were completed last August, however and successfully Station. with the second TBM (S36) completed four drives between breaking through at Palam Jama Masjid and Kashmere Gate The Contractor selected Station a month after its twin Stations. TERRATEC to manufacture (S37). The performance of the two 6.52m diameter EPB machines was recognised at the Another two 6.61m diameter machines with a traditional soil breakthrough ceremony by Mr. mixed/rock EPB shields – S26 configuration, equipped with a Raman Kapil, Project Director of the joint venture: “We are thankful to all our wo 6.52m diameter The 36-month contract, which stiff to hard clayey silt and sub-contractors and equipment TTERRATEC Earth Pressure was awarded to Tata-Gulermak medium to dense silty sand, suppliers, especially TERRATEC, Balance (EPB) TBMs are JV in April 2016, also includes with an average overburden as these TBMs have excavated ready to be delivered to Tata- the construction of three of 4m to 10m. As the drives very smoothly and this has Gulermak JV, for the North- new underground stations at progress, the TBMs will install helped to complete the works South line (Phase 1 A) of the Hussainganj, State Secretariat 275mm thick x 1400mm ahead the planned schedule.” Lucknow Metro, in India. (Sachivalaya) and Hazratganj. long, reinforced concrete Universal-style, pre-cast With the completion of these Following successful The first of the two TERRATEC lining rings – comprising five last drives, the Delhi Metro Rail Factory Acceptance Tests at TBMs is due to be delivered segments + key – which are Corporation (DMRC) is nearing TERRATEC’s facility in Delhi, to the Sachivalaya station site being manufactured at a local the end of tunnelling on one the TBMs will be transported in mid-November, with the casting yard in Vrindavan. of the largest urban tunnelling to Lucknow and reassembled second TBM expected to arrive projects ever undertaken. With for the twin 1,812m long on site in early December. Following the initial drives to more than double the amount of tunnels on contract LKCC-06 Hazratganj – where the TBMs tunnelling on both Phase I and of the project, which run from The machines will initially will pass beneath historic Phase II combined, a total of an underground ramp near be launched on twin 780m buildings in the Capital Plaza of 30 TBMs were used to bore the Charbagh Metro Station to the drives towards Hazratganj, Hazrat Ganj – the machines will 80 kilometres of underground end of an underground ramp where they will bore through return to the shaft at Sachivalaya tunnels on Phase III. near KD Singh Babu Stadium. local geology consisting of and be deployed on their next, Newsletter - Q1, 2017 613m-long, drives towards – with a 57% opening ratio – state in India. The city’s Hussainganj. From there, they and cutterhead tools that are rapid growth combined with will continue a further 419m – interchangeable with 17’’ roller substantial traffic congestion has crossing under the Haide Nalah disc cutters to allow the TBMs to prompted the need for a modern (canal) – to the cut and cover bore through station D-walls and public transportation system. ramp near Charbagh Station. cope with the presence of any Phase 1 of the two-line Lucknow unexpected obstacles. Metro system is being built at The EPBMs feature a classic a cost of 6,928 crore (US$1 soil configuration, equipped Lucknow is the capital of Uttar billion). Phase 2 of the system is with a spoke-style cutterhead Pradesh, the most populated due to commence in 2018. WATCH US ON To subscribe to this Check out TERRATEC’s DN1500 microtunnelling systems at work newsletter, please contact: on the Bangkok Metropolitan Electricity Authority’s (MEA) MRT [email protected] Green Line (North) Cable Tunnel Project, in Thailand! 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