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The first large-diameter construction project of China Railway Sunward in Shenzhen was fully completed after 566 days.

At 10:58 a.m. on April 21, the shield machine No. 37 of China Railway Sunward broke out from the bid of 16#-15# comprehensive wells in the fourth working section of Shenzhen Metro Line 14 Co-Construction Pipeline Corridor 14GL-101 Bid, marking the full passage of the first large-diameter shield construction project of China Railway Sunward in Shenzhen. It is reported that the equipment has started the large split since September 28, 2021, and has completed the whole line construction task excellently after 566 days and nights.

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Central media attention! The First TBM of China Railway Sunward Successfully Launched in the Longest High-Altitude Hydraulic Tunnel Project in China

On April 23rd, the first TBM of China Railway Sunward (full-section hard rock tunnel boring machine) "Dayu" was successfully launched in the longest high-altitude hydraulic tunnel in China--Yunnan Napahai Flood Control and Regulation Tunnel Project, marking the project's official entry into the TBM construction stage. The project has entered the TBM construction phase.

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Support the construction of Yueyang municipal pipeline corridor! Shield Machine No. 001 of China Railway Sunward Successfully Launched.

On 1th March , Shield Machine No. 001 of China Railway Sunward started successfully in the East section of Yueyang Avenue City Drainage and Sewerage New Pipe Culvert Project, and successfully opened the fourth section of the "journey" to help the construction of Yueyang City Municipal Pipeline Corridor Project, which is a major project of people's livelihood.

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Shenzhen Urban Metro Line 13

Project Overview: The section line goes out of Liuxiandong Station, goes along Tongfa Road, passes through the stadium of Shenzhen Vocational and Technical College and then turns into Shahe West Road, passes through Xili Reservoir-Tiegang Reservoir Diversion Tunnel and passes through the Xili Reservoir Drinking Water Resource Protection Zone along Shahe West Road, and then enters Baimang Station. The section can be divided into two main types of strata, one type is mainly hard plastic clay and fully weathered granite, which is suitable for soil-pressure balance mode of tunneling; the other type is mainly slightly weathered/medium weathered granite, which is suitable for open mode of tunneling.

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Guangzhou Central Urban Underground Comprehensive Tunnel Project

The tunnel mainly passes through silty medium-coarse sand, powdery fine sand layer, medium-coarse sand layer, silty soil, plastic powdery clay, fully weathered clastic rock, strongly weathered conglomerate-bearing coarse sandstone, strongly weathered muddy siltstone, moderately weathered coarse sandstone, moderately weathered muddy siltstone, slightly weathered conglomerate-bearing coarse sandstone.

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Guangzhou Central Urban Underground Comprehensive Tunnel Project

28#～29# section mainly passes through strongly weathered muddy siltstone, moderately weathered marl, strongly weathered andesite, moderately weathered andesite, slightly weathered andesite; 29#～30# section mainly passes through strongly weathered muddy siltstone, moderately weathered muddy siltstone, slightly weathered muddy siltstone.

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South-to-North Water Diversion Western Anyang City Water Transfer Project

Western Anyang City Water Transfer Project Project Overview: The TBM construction section is dominated by muddy chart, limestone, amphibole porphyries and mudstone, with uniaxial saturated compressive strength of 8-80Mpa, 39.6% of Class III surrounding rock, 24.3% of Class IV surrounding rock and 36.1% of Class V surrounding rock, with medium rock strength, fault fracture zones, locally unstable holes and other unfavorable factors, as well as a long distance for the TBM to dig in, and a small diameter of the hole. The inlet of the tunnel project is located in the west of Xiabao village and the west side of the approach road of Zhonglian mine, the outlet of the tunnel is located in the southeast of Fanjiazhuang in Hengshui town, and the designed length of the tunnel TBM digging is 12.85km.

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Yunnan Province Dianzhong Water Diversion Project

The main stratum is full-section gray rock, clay, gravelly soil, rounded gravel, powdery clay, carbonaceous clay, etc. The line is laid along Feng Yuan Road, tunneling length is 5009.69m, and the tunnel top depth is 20m-75m.

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Shanhe Intelligent Equipment Co. , Ltd.

China Railway Engineering Equipment Group Co. , Ltd.

Tel：020-22338937
Address：25/F.,Building C1,Guangzhou Industrial Control,No.657 Huadi Avenue South,Zhongnan Street,Liwan District,Guangzhou City,China.

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