Open invitation to tender, deadline 12th March, 2007 for design, construction and completion of tunnels between Promenade station and Marina Bay (contract 905, ITT No. LTA000ETT06000160) for the Downtown line, Phase 1. Contact Land and Transport Authority, Ms Low Bee Eng or Ms Monica Wong, tel. +65 63961205 / 1202, fax +65 63961124, e-mail lta_contracts@lta.gov.sg, bee_eng_low@lta.gov.sg and monica_wong@lta.gov.sg. Visit www.gebiz.gov.sg Open invitation to tender, deadline 5th February, 2007 for design, construction and completion of Cross Street station and associated tunnels (contract 908, ITT No. LTA000ETT06000126) for the Downtown line, Phase 1. Contact Land and Transport Authority, Ms Low Bee Eng or Ms Monica Wong, tel. +65 63961205 / 1202, fax +65 63961124, e-mail bee_eng_low@lta.gov.sg and monica_wong@lta.gov.sg. Visit www.gebiz.gov.sgOpen invitation to tender, deadline 8th February, 2007 for design, construction and completion of Chinatown station and associated tunnels (contract 909, ITT No. LTA000ETT06000125) for the Downtown line, Phase 1. Contact Land and Transport Authority, Ms Low Bee Eng or Ms Monica Wong, tel. +65 63961205 / 1202, fax +65 63961124, e-mail bee_eng_low@lta.gov.sg and monica_wong@lta.gov.sg. Visit www.gebiz.gov.sgThe Downtown line extension is a 3.4-km long, fully underground section with five stations (Promenade, Bayfront, Landmark, Cross Street, Chinatown), which will run from the Circle line's Millenia station at Temasek Avenue along Cross Street to link up with the North East line's Chinatown station. 01-02/07.Invitation to tender, deadline 14th September, 2007 for construction and completion of Bayfront station including associated tunnels (contract 906) for Downtown Line Stage 1. Contact Land Transport Authority, Ms Monica Wong or Ms Low Bee Eng, fax +65 63961124. Visit http://www.lta.gov.sg/tender_info/index_tender_info.htm 36/07.Invitation to tender, deadline 14th September, 2007 for construction and completion of Landmark station including associated tunnels (contract 907) for Downtown Line Stage 1. Contact Land Transport Authority, Ms Monica Wong or Ms Low Bee Eng, fax +65 63961124. Visit www.lta.gov.sg/tender_info/index_tender_info.htm 36/07.Invitation to tender, deadline 7th September, 2007 for advanced engineering study (contract 9151) for proposed Downtown Line Stage 2 (Section 1). Contact Land Transport Authority, Ms Chan Mei Yin or Ms Low Bee Eng, fax +65 63961124. Visit www.lta.gov.sg/tender_info/index_tender_info.htm 36/07.Invitation to tender, deadline 7th September, 2007 for advanced engineering study (contract 9152) for proposed Downtown Line Stage 2 (Section 2). Contact Land Transport Authority, Ms Chan Mei Yin or Ms Low Bee Eng, fax +65 63961124. Visit www.lta.gov.sg/tender_info/index_tender_info.htm 36/07.Excavation and structural work on the SGD12 billion Downtown Line (DTL) will be started during the last quarter of 2007. The Land Transport Authority (LTA) awarded contracts for Phase 1 of the DTL worth nearly SGD500 million to three construction firms which have extensive experience in large-scale projects in Singapore. The first deal (contract 905) went to Japanese construction giant Shimizu, which bagged a SGD102.8 million contract to design and build tunnels between the Promenade station, Marina Bay and the integrated resort (IR) development. Visit www.shimz.com.sgThe second contract (contract 908) goes to the Samsung-Soletanche Bachy joint venture with a contract worth SGD224.9 million to design and build Cross Street station and associated tunnels. The work will involve the construction of a temporary two-lane viaduct along Cross Street from Central Boulevard to keep traffic in the area flowing smoothly as construction work goes on. Visit www.secc.co.kr/e_secc/index.asp and www.bachy-soletanche.com.sgThe third contract (contract 909) has been awarded to Gammon Construction, which will design and build DTL's Chinatown station and the tunnels connected to it. The contract is worth SGD160.3 million. Gammon Construction built the existing Chinatown station on the North-East Line (NEL). Visit www.gammonconstruction.comThe 4.3 km first stage of the DTL, due for completion in 2013, will connect Bugis station on the East-West Line (EWL) to Chinatown station on the NEL. The DTL will have six stations and will provide a vital link to new developments such as the Marina Bay Financial Centre and the Marina Bay Sands Integrated Resort. Read E-News Weekly 24/2007, 12/2007 & 1/2007. Visit www.lta.gov.sg 36/07.The Land Transport Authority (LTA) has awarded Taisei Corporation the civil works contract 907 for the Landmark station, tunnels and the main trunk road above the station, as part of Stage 1 of the Downtown Line (DTL). The contract is valued at SGD230 million. Visit www.taisei.com 10/08.Contract 906 for the Bayfront station has been awarded to Sembawang Engineers & Constructors. The contract is valued at SGD463 million. The scope of the contract covers the construction and completion of the Bayfront station including associated tunnels. The Bayfront station will serve as an interchange station for the Circle and Downtown lines with the station's twin-stacked tunnels connected to the Marina Bay and Landmark stations. Visit www.sembawangenc.com 10/08.To date, five contracts have been awarded for Stage 1. The remaining two contracts, for Bugis and Promenade stations and tunnels, will be awarded by year-end. The LTA on 12th February marked the start of construction of Stage 1 of the 40 km line with a groundbreaking ceremony for the Chinatown station. The 4.3 km fully underground Stage 1 comprises six stations (Chinatown, Cross Street, Landmark, Bayfront, Promenade and Bugis) and will be completed by 2013. The DTL will be built in three stages, with Stage 2 to be completed in 2015 and Stage 3 in 2016. Read E-News Weekly 24/2007, 12/2007 & 1/2007. 10/08.Prequalification, deadline 20th June, 2008 for the design, supply, installation, testing, commissioning and putting into service of major electrical and mechanical systems for the Downtown Line (contracts 953, 976 and 977). Contract 953 is for the power supply system. Contract 976 is for wagons and contract 977 is for locomotives. The Downtown Line will consist of 33 underground stations and some of which will serve as civil defence shelters. The line is approximately 40 km long. Contact Land Transport Authority (LTA), Tender Division, 1 Hampshire Road, Block 2, Level 1, Singapore 219428 or Ms Monica Wong and Ms Low Bee Eng, tel. +65 63961205 / 1202, fax +65 63961124, e-mail lta_contracts@lta.gov.sg 22/08.Tender notice, deadline 15th September, 2008 for construction and completion of the Bugis station including associated tunnels (contract 903) for the Downtown Line, Phase 1. The station is to be an interchange with the East West Line (EWL). Contact Land Transport Authority (LTA), Tender Division, 1 Hampshire Road, Block 2, Level 1, Singapore 219428 or Ms Monica Wong and Ms Low Bee Eng, tel. +65 63961205 / 1202, fax +65 63961124, e-mail lta_contracts@lta.gov.sg or visit www.gebiz.gov.sg 30/08.Tender notice, deadline 14th November, 2008 for design, construction and completion of the Beauty World station and tunnels (contract 916) for the Downtown Line, Phase 2. Contact Land Transport Authority (LTA), Tender Division, 1 Hampshire Road, Block 2, Level 1, Singapore 219428 or Ms Chan Mei Yin and Ms Low Bee Eng, tel. +65 63961190 / 1202, fax +65 63961124, e-mail lta_contracts@lta.gov.sg or visit www.gebiz.gov.sg 30/08.The Land Transport Authority (LTA) has awarded a SGD231.9 million contract for the design, construction and completion of the Downtown Line 1 Promenade station and its associated tunnels to Shanghai Tunnel Engineering Co. (STEC). The Downtown Line 1 Promenade station is adjacent to the existing Circle Line Promenade station and will be constructed below the Circle Line Promenade station. Construction is scheduled to commence in the last quarter of 2008 and is targeted to be completed in 2013. When completed, Downtown Line 1 will be a 4.3 km fully underground rail transit system with six stations that will connect the East-West Line at Bugis station to the North-East Line at Chinatown station. Visit www.stec.net or www.tunnelling.cn 34-35/08.Invitation to tender, deadline 9th January, 2009 for design and construction of stations at Petir and tunnels (contract 912) for the Downtown Line Stage 2. Contact Land Transport Authority (LTA), Tender division, Ms Chan Mei Yin / Ms Low Bee Eng, tel. +65 63961190 / 1202, fax +65 63961124, e-mail lta_contracts@lta.gov.sg 41/08.Invitation to tender, deadline 23rd January, 2009 for design and construction of tunnels between stations at Beauty World and Hillview (contract 915) for the Downtown Line Stage 2. Contact Land Transport Authority (LTA), Tender division, Ms Chan Mei Yin / Ms Low Bee Eng, tel. +65 63961190 / 1202, fax +65 63961124, e-mail lta_contracts@lta.gov.sg 41/08.Invitation to tender, deadline 14th November, 2008 for design and construction of station at Beauty World and tunnels (contract 916) for the Downtown Line Stage 2. Contact Land Transport Authority (LTA), Tender division, Ms Chan Mei Yin / Ms Low Bee Eng, tel. +65 63961190 / 1202, fax +65 63961124, e-mail lta_contracts@lta.gov.sg 41/08.Invitation to tender, deadline 28th November, 2008 for design and construction of stations and tunnels at Rochor and Little India (contract 921) for the Downtown Line Stage 2. Contact Land Transport Authority (LTA), Tender division, Ms Chan Mei Yin / Ms Low Bee Eng, tel. +65 63961190 / 1202, fax +65 63961124, e-mail lta_contracts@lta.gov.sg 41/08.Invitation to tender, deadline 30th December, 2008 for electrical and mechanical consultancy services (contract 9158A) for the Downtown Line Stage 2. Contact Land Transport Authority (LTA), Tender division, Ms Chan Mei Yin / Ms Low Bee Eng, tel. +65 63961190 / 1202, fax +65 63961124, e-mail lta_contracts@lta.gov.sg 41/08.Invitation to tender, deadline 30th December, 2008 for electrical and mechanical consultancy services (contract 9158B) for the Downtown Line Stage 3. Contact Land Transport Authority (LTA), Tender division, Ms Chan Mei Yin / Ms Low Bee Eng, tel. +65 63961190 / 1202, fax +65 63961124, e-mail lta_contracts@lta.gov.sg 41/08.
On 23.09.2009 Singapore's Land Transport Authority (LTA) awarded to Alpine Bau GmbH (Singapore Branch) the last two contracts of the 10 major civil contracts for the 16.6 km DTL2 with 12 stations and one depot. Contract C917, value EUR156 million, for design and construction of 1.8 km section Sixth Avenue-King Albert Park, including a twin-tube tunnel to be built by TBM and the two 123 m-long stations. Contract C918, value EUR170.3 million, for design and construction of 2.2 km section, including a twin tube tunnel (920 m) to be built with two EPB slurry TBMs, the Tan Kah Kee station (234 m), a cut and cover section (445 m) and a twin tube tunnel (560 m) to be built with an EPB. The twin-tube tunnels will have an outer diameter of 6.6 m and will be lined with precast concrete segments. Construction is targeted to commence in mid-2010 for C917 and in early-2010 for C918. Duration of work is 46 months. Visit www.alpine.at.On 21.09.2009 LTA awarded contract C913, value EUR209.6 million, for the design and construction of Hillview and Cashew stations and tunnels to the Korean company GS Engineering & Construction Corp; contract C920, value EUR173,1 million, for the design and construction of Newton Station and tunnels to Shanghai Tunnel Engineering Co. Ltd. The new Newton interchange station will serve both DTL2 and North South Line (NSL). Both C913 and C920 contracts are to be completed by 2015. Visit www.gsconst.co.kr and www.stec.netOn 19.06.2009 contract C912, value EUR220 million, for design and construction at Bukit Panjang station and its associated tunnels was awarded to Lum Chang Building Contractors Pte Ltd; contract C921, value EUR390.6 million, for design and construction of Rochor and Little India stations and associated tunnels was awarded to the Korean company SsangYong Engineering & Construction Co. Construction of the three stations is scheduled to commence in the third quarter of 2009, and targeted to complete by 2015. Visit www.lcbc.com.sg and www.ssyenc.com/eng/On 16.06.2009 LTA announced that the names for DTL1, DTL2 and Circle Line (CCL) stations have been approved by the Street and Building Names Board (SBNB). Click here.On 01.06.2009 contract C915, value EUR109.5 million, for the design and construction of the tunnels between the stations at Beauty World and Hillview was awarded to the Korean company SKEC (Singapore Branch). Construction of the tunnels is scheduled to commence in the third quarter of 2009 and targeted to complete by 2015. Visit www.skec.com.At 02.03.2009 contract C911, value about EUR200 million, for design and construction of the Depot for DTL and its associated tunnels was awarded to the JV GS Engineering and Construction Corp. (Korea) and Hock Lian Seng Infrastructure Ltd (Singapore). The 21-hectare at-grade depot is located off Woodlands Road and situated at the north end of the DTL Stage 2. It will house the Operation Control Centre and provide stabling, maintenance, operations and support facilities for DTL Stages 1 and 2. Construction started in the first quarter of 2009 and is targeted to complete in 2015. Visit www.gsconst.co.kr and www.hlsgroup.com.sgOn 02.01.2009 LTA awarded to Parsons Brinckerhoff Pte Ltd the contract C9158B, value EUR10.8 million, for electrical and mechanical consultancy services for DTL 3 and the contract C9158A, value EUR8 million, for electrical and mechanical consultancy services for DTL 2. Visit www.pbworld.com. 42/09.
The Land Transport Authority (LTA) has awarded to CMC (Ravenna) two civil contracts, C926 and C927 with a total value of EUR250 million (S$423.38 million), for the Downtown Line Stage 3 (DTL3) project in Singapore. The contracts are for the construction of 2.8 km and 1.4 km twin-tube tunnels, including underground stations at Tampines West and Bedok Reservoir. Six TBMs will be used, with completion 2017. The 21 km-long DTL3 is the final stretch of the 42 km Downtown Line. For further details click here. Visit www.lta.gov.sg and www.cmc.coop. 32/11.
The Land Transport Authority (LTA) has awarded the final three civil contracts for the Downtown Line Stage 3 (DTL3) project in Singapore. The contracts are for the construction of twin-tube tunnels between Tampines East and Upper Changi (Shanghai Tunnel Engineering, value EUR52.4 million) and underground stations at Upper Changi (Samsung C&T, value EUR147.7 million) and Bendemeer (Penta Ocean, value EUR123.7 million). Work commences September, 2011 for completion 2017. The 21 km-long DTL3 is the final stretch of the 42 km Downtown Line. For full project history visit tunnelbuilder archive sg/23. More from www.lta.gov.sg. 35/11.
McConnell Dowell South East Asia Pte Ltd has completed tunnelling on Downtown Metro Line 2 Contract 916 Beauty World for the Singapore Land Transport Authority (LTA), valued at approximately EUR170 million. Two 6.64 m-diameter TBMs progressed in a variety of ground conditions ranging from 200 Mpa unweathered granites to soil, with plenty of mixed face in between. Virtually all interventions for TBM maintenance were under compressed air. More from Angeleen.Jenkins@macdow.com.au, tel +613 981-62416, fax –85454, and visit www.macdow.com.au. 29/12.
