HDD Projects List
| Project Name | |||
| Time | Location | Diameter | Length |
| Huangzeshan–Yushan Crude Oil Pipeline Project Subsea Pipeline Construction Section II Offshore-to-Offshore HDD Crossing | |||
| 2022-07 | Zhoushan, Zhejiang | Φ813×23.8mm | 737/1025m |
| China Oil & Gas Pipeline Network South China Branch - Guiyang-Chongqing Pipeline & National Oil Reserve 158 Interconnection HDD Crossing | |||
| 2022-04 | Guiyang, Guizhou | Φ323.9×7.9mm | 2670m |
| Macau Peninsula–Taipa Island Natural Gas Pipeline HDD Crossing | |||
| 2022-03 | Macau SAR | Φ323.9×12mm | 1950m |
| Zhejiang Petrochemical Co., Ltd. 40 Mtpa Refining & Chemical Integration Project Jintang–Cezi–Mamu Oil Depot Pipeline Xihoumen Waterway HDD Crossing Yongzhou Expressway Line 2 | |||
| 2022-03 | Zhoushan, Zhejiang | Φ813×20.6mm | 1096.2m |
| Zhejiang Petrochemical Refining & Chemical Integration Project Northwest Zhenghe Shipyard–Southeast Tianlu Oil Depot HDD Crossing Optical Cable Sleeve | |||
| 2021-12 | Zhoushan, Zhejiang | Φ219×8mm | 3111.1m |
| Zhejiang Petrochemical Refining & Chemical Integration Project Northwest Zhenghe Shipyard–Southeast Tianlu Oil Depot HDD Crossing Main Pipeline (II) | |||
| 2021-12 | Zhoushan, Zhejiang | Φ813×20.6mm | 3091.5m |
| Zhejiang Petrochemical Refining & Chemical Integration Project Northwest Zhenghe Shipyard–Southeast Tianlu Oil Depot HDD Crossing Main Pipeline (I) | |||
| 2021-12 | Zhoushan, Zhejiang | Φ813×20.6mm | 3091.25m |
| Mengxi Pipeline Phase I HDD Crossing Section II - Ziya River | |||
| 2021-12 | Jinghai, Tianjin | Φ1016×26.2mm | 1175.3m |
| Mengxi Pipeline Phase I HDD Crossing Section II - Baigou River | |||
| 2021-10 | Baoding, Hebei | Φ1016×26.2mm | 1438m |
| Mengxi Pipeline Phase I HDD Crossing Section II - South Ju Ma River (II) | |||
| 2021-07 | Baoding, Hebei | Φ1016×26.2mm | 1253m |
| Mengxi Pipeline Phase I HDD Crossing Section II - South Ju Ma River (I) | |||
| 2021-06 | Baoding, Hebei | Φ1016×26.2mm | 905m |
| Zhejiang Petrochemical Co., Ltd. 40 Mtpa Refining & Chemical Integration Project Jintang–Cezi–Mamu Oil Depot Pipeline Xihoumen Waterway HDD Crossing Yongzhou Expressway Line 1 | |||
| 2021-03 | Zhoushan, Zhejiang | Φ813×20.6mm | 1102.4m |
| Shatoujiao Wastewater Treatment Plant Phase I Expansion Subsea Discharge Pipeline HDD Project (Hong Kong) | |||
| 2021-02 | Hong Kong SAR | Φ560mm | 1852m |
| Na Ranong Trenchless Project (12 Pipe Jacking Crossings) | |||
| 2020/12/28 | Bangkok, Thailand | DN1800 | 1.6km |
| Hong Kong Kowloon & New Territories East Risk-Based Water Pipe Improvement Contract (Po Lam Road North, Tseung Kwan O, Horizontal Directional Drilling) | |||
| 2020/9/6 | Fo Tan, Hong Kong | DN400PE | 120m |
| Zhoushan LNG Receiving & Bunkering Terminal Connecting Pipeline Project Zhoushan Section Landfall Construction (Xiushan East Landfall) | |||
| 2020/4/26 | Zhoushan, Zhejiang | Φ1016×25.4mm | 1542.1m |
| Hong Kong Kowloon & New Territories East Risk-Based Water Pipe Improvement Contract (Po Lam Road North, Tseung Kwan O, Horizontal Directional Drilling) | |||
| 2020/2/17 | Tseung Kwan O, Hong Kong | DN700PE | 106m/145m |
| Zhoushan LNG Receiving & Bunkering Terminal Connecting Pipeline Project Zhoushan Section Landfall Construction (Xiushan West Landfall) | |||
| 2020/1/14 | Zhoushan, Zhejiang | Φ1016×25.4mm | 1034m |
| Hong Kong Airport Antenna Zone & Sewage Pumping Station Project (Horizontal Directional Drilling) | |||
| 2019/11/15 | Hong Kong Airport | OD560PE/OD800PE | 50m×4 |
| Zhongke Integrated Supporting Zhanjiang–Lianjiang Finished Oil Pipeline Project Zhanbei HDD Section No. 2 - Jiuzhou River Crossing | |||
| 2019/8/21 | Zhanjiang, Guangdong | Φ508×11.9mm | 660m |
| Hong Kong Airport Fuel Pipeline AFRF Repair Project (Typhoon Mangkhut Damage Repair) | |||
| 2019/5/8 | Hong Kong Airport | Φ508×15.9mm | Damaged Section |
| Pracharuamjai Cable & Fiber Optic Underground Cement Pipe Jacking Project (40 Pipe Jacking Crossings) | |||
| 2019/4/28 | Bangkok, Thailand | DN1500 | 7.99km |
| HDD Ashore Crossing for CNOOC Yacheng 13-1 Submarine Pipeline Gaolan Branch | |||
| 2018/6/14 | Zhuhai City, Guangdong Province | Φ610 × 22.2 mm | 860m |
| SC1 Line of Aviation Fuel Pipeline Diversion Works for Hong Kong International Airport | |||
| 2018/3/9 | Hong Kong International Airport | Φ508 × 15.9 mm | 5187m |
| SC2 Line of Aviation Fuel Pipeline Diversion Works for Hong Kong International Airport | |||
| 2017/12/27 | Hong Kong International Airport | Φ508 × 15.9 mm | 5205.1m |
| Minjiang River HDD Crossing for the Medium Pressure Pipeline of the Langqi Valve Station and Auxiliary Pipeline Project | |||
| 2017/9/1 | Mawei District, Fuzhou City | Φ400 × 11.9 mm | 2001m |
| Yangtze River HDD Crossing for the Natural Gas Branch Pipeline of Jiangbei Industry Concentration Area, Anhui Province | |||
| 2017/4/19 | Wuhu City, Anhui Province | Φ610 × 12.7 mm | 2069m |
| Minjiang River HDD Crossing for the 2nd Phase of Haixi Gas Pipeline Network (Fuzhou-Ningde Section) | |||
| 2016/9/10 | Fuzhou City, Fujian Province | Φ813 × 15.9 mm | 2018m |
| Oujiang River Ultra-Large-Scale HDD Crossing for Yong-Tai-Wen Gas Pipeline (A Section) | |||
| 2015/12/7 | Wenzhou City, Zhejiang Province | Φ813 × 14.3 mm | 2651.9m |
| Meihua Waterway HDD Crossing for the 2nd Phase of Haixi Gas Pipeline Network (Fuzhou-Ningde Section) | |||
| 2015/10/9 | Fuzhou City, Fujian Province | Φ813 × 15.9 mm | 2426.65m |
| Yellow River HDD Crossing for the Bo-Luo Coalbed Gas Pipeline Project | |||
| 2015/8/7 | Mengzhou City, Henan Province | Φ559 mm | 2900m |
| HDD Crossing (4 lines) for the High Pressure Gas Main Pipeline Project of Xintan New Area of Honghu City, Hubei Province | |||
| 2015/5/15 | Honghu City, Hubei Province | Φ508 × 9.5 mm | 5252m |
| Xiangjiang River HDD Crossing Works (Jianning Bridge Section) for the Medium Pressure Gas Pipeline of CNPC Zhuzhou Gas Co., Ltd. | |||
| 2015/4/6 | Zhuzhou City, Hunan Province | Φ273 × 7.1 mm | 1183m |
| Qinhe River HDD Crossing for Boai- Zhengzhou- Xuedian Natural Gas Pipeline Project | |||
| 2015/2/27 | Boai County, Henan Province | Φ610 × 12.5 mm | 1520m |
| Jiulong River HDD Crossing. Zhangzhou-Zhaoan. Haixi Phase II Natural Gas Pipeline Network Project | |||
| 2014/9/1 | Zhangzhou. Fujian | Φ813 | 942 m |
| Yellow River HDD Crossing. Boai-Zhengzhou-Xuedian. Natural Gas Pipeline Construction | |||
| 2014/6/1 | Henan | Φ610 | 2620 m |
| Yangtze River HDD Crossing. Jingzhou-Shishou. Natural Gas Pipeline Construction Project | |||
| 2014/2/1 | Jinzhou. Hubei | Φ406 | 1838.29m |
| Qing River HDD Crossing. Qing-Tie. Reconstruction Project | |||
| 2013/10/1 | Kaiyuan. Liaoning | Φ711 | 1661m |
| Loushanguan HDD Crossing. Guiyang-Tongzi. Products Pipeline Construction Project | |||
| 2013/9/1 | Zunyi. Guizhou | Φ406.4 | 800m |
| Dagu River HDD Crossing. Longkou Nanshan CNPC Natural Gas Pipeline Construction Project | |||
| 2013/9/1 | Shandong | Φ559 | 1439m |
| Gongjiagou HDD Crossing. Shenyang-Fushun. Prolonging Project of the Oil Pipeline Construction Project | |||
| 2013/5/1 | Fushun. Liaoning | Φ219 | 1240m |
| Xinzhan Guantian HDD Crossing. Guiyang-Tongzi. Products Pipeline Construction Project | |||
| 2013/1/1 | Zunyi. Guizhou | Φ406.4 | 420m |
| Jiulongpan National Highway HDD Crossing. Chongqing-Qijiang Products Pipeline Construction Project | |||
| 2013/1/1 | Chongqing | Φ406.4 | 509m |
| Jijiang Mountain HDD Crossing. Chongqing-Qijiang Products Pipeline Construction Project | |||
| 2013/1/1 | Chongqing | Φ406.4 | 750m |
| Shuangtaizi River HDD Crossing. Teshi Petroleum Pipeline Construction Project | |||
| 2012/12/1 | Panjin | Φ406.4 | 1296m |
| Qijiang I HDD Crossing. Chonagqing-Qijiang Products Pipeline Construction Project | |||
| 2012/11/1 | Chongqing | Φ406.4 | 829m |
| Soft Mountain Body 1# HDD Crossing Project. Guiyang-Tongzi.Products Pipeline Construction Project | |||
| 2012/7/1 | Tongzi. Guizhou | Φ406.4 | 410m |
| Soft Mountain Body 2# HDD Crossing Project. Guiyang-Tongzi Products Pipeline Construction Project | |||
| 2012/7/1 | Tongzi. Guizhou | Φ406.4 | 776m |
| Railway Bridge HDD Crossing. Guiyang-Tongzi Products Pipeline Construction Project | |||
| 2012/6/1 | Zunyi. Guizhou | Φ406.4 | 1027m |
| HDD crossing for Wuhan-Guangshui add-on oil products pipeline construction | |||
| 2012/5/1 | Wuhan | Φ323.9 | 1232m |
| Shuangtaizi River HDD Crossing Project. Liao River Double-6 Gas Storage. Qin-Shen Line Accessory Project | |||
| 2012/4/1 | Panjin | Φ1016 | 1553m |
| Yangtze River HDD Crossing. Huanggang-Dazhi Natural Gas Pipeline Construction Project | |||
| 2012/4/1 | Ezhou | Φ610 | 2686m |
| Yellow River HDD Crossing. Anyang-Luoyang Natural Gas Pipeline Construction Project | |||
| 2011/12/1 | Henan | Φ355.6 | 1757 |
| Chai River HDD Crossing. Chuiyang-Tieling. Crude Oil Pipeline Construction Project | |||
| 2011/10/1 | Tieling | Φ813 | 1256m |
| Yangtze River HDD Crossing. Chongqing-Qijiang Products Pipeline Construction Project | |||
| 2011/7/1 | Tangjiatuo | Φ323.9 | 1023m |
| Dongzhou River HDD Crossing. Shenyang-Fushun Prolonging Oil Pipeline Construction Project | |||
| 2011/7/1 | Fushun. Liaoning | Φ219 | 401m |
| Dongzhou River HDD Crossing. Tieling-Fushun Pipeline Capacity Expansion Project | |||
| 2011/7/1 | Fushun. Liaoning | Φ508 | 401m |
| Yellow River HDD Crossing. Wuhai-Yinchuan Coke Oven Gas Pipeline Construction Project | |||
| 2011/5/1 | Wuhai | Φ610 | 880m |
| Four branches HDD crossing for West-East Gas Transmission project (East section) | |||
| 2011/2/1 | Yichun | Φ660 × 17.1 mm | 445m |
| Liao River HDD Crossing. Qin-Shen Line 2 | |||
| 2011/1/1 | Liaozhong . Liaoning | Φ1016 | 1578m |
| HDD Crossing. Zaoyang-Shiyan Main Trunk West-East Gas Transmission Sec Line (3 pipelines) | |||
| 2010/12/1 | Zaoyang . Hubei | Φ508 | 3588m |
| Liao River HDD Crossing. Qin-Shen Line 1 | |||
| 2010/7/1 | Liaozhong . Liaoning | Φ1016 | 1523m |
| HDD Crossing. Bid Section 6. Jiangsu Accessory Pipeline Phase 1. Chuan-East Gas Transmission Project (16 lines) | |||
| 2010/6/20 | Zhenjiang | Φ813 | 7394m |
| Jinshui River HDD crossing project for West-East gas Transmission 2nd pipeline Project (east part) | |||
| 2010/5/28 | Huanggang . Hubei | φ1219 | 1095.5m |
| 0# Yanchi HDD Crossing. Haida Project Branch Line. Liquid Air Around Bohai Ltd. | |||
| 2010/3/20 | Tianjin | Ф325 × 7.9 mm | 1565m |
| 0# Yanchi HDD Crossing. Haida Project Branch Line. Liquid Air Around Bohai Ltd. | |||
| 2010/2/28 | Tianjin | Ф325 × 7.9 mm | 1565m |
| Jinshui River HDD crossing project for West-East gas Transmission 2nd pipeline Project (east part) | |||
| 2010/5/28 | Huanggang . Hubei | φ1219 | 1095.5m |
| 0# Yanchi HDD Crossing. Haida Project Branch Line. Liquid Air Around Bohai Ltd. | |||
| 2010/3/20 | Tianjin | Ф325 × 7.9 mm | 1565m |
| 0# Yanchi HDD Crossing. Haida Project Branch Line. Liquid Air Around Bohai Ltd. | |||
| 2010/2/28 | Tianjin | Ф325 × 7.9 mm | 1565m |
| Dongtai Road, Mafang water ditch HDD crossing project. Beijing-Pinggu natural gas pipeline project 6th bid section | |||
| 2009/12/1 | Beijing | Ф508 × 11.9 mm | 1642m |
| Xi River HDD Crossing.Jiujing Section Jiangxi natrual gas pipeline network construction Phase 1 | |||
| 2009/10/1 | Panyang. Jiangxi | Ф508 × 11.9 mm | 583.2m |
| Sihai Road HDD Crossing. Yiwu natrual gas pipeline construction project | |||
| 2009/9/1 | Yiwu | Ф315 × 28.6 mm | 150m |
| Huancheng South Road HDD Crossing. Sihai Rd-Yangcun Yiwu natrual gas pipeline construction project | |||
| 2009/9/1 | Yiwu | Ф315 × 28.6 mm | 245m |
| Yellow River HDD crossing project (Phase II). Zhengzhou-Tangyin oil products pipeline project | |||
| 2009/5/1 | Xinxiang. Zhengzhou | Ф355.6 × 10.3 mm Ф121 × 8 mm | 1600 |
| Yangtze River right side bifurcation pipeline HDD crossing Wuhan Yangtze River oil product pipeline construction | |||
| 2009/2/1 | Wuhan | φ323.9 | 1850.3m |
| Yellow River HDD crossing project (Phase I) Zhengzhou-Tangyin oil products pipeline project （一） | |||
| 2009/2/1 | Xinxiang. Zhengzhou | Ф355.6 × 10.3 mm Ф121 × 8 mm | 3000 |
| Yellow River HDD crossing. Wuhai Natural Gas Pipeline Construction project . | |||
| 2008/5/1 | Wuhai | φ323.9 × 8 | 773m |
| Min River pipeline HDD crossing project. Oil product pipeline construction for Fujian Oil Refinery Factory Integrated Project (phase I) | |||
| 2008/3/1 | Fuzhou. Fujian | φ355.6 × 8.7 | 1310m |
| Ru River Flood Diversion Canal HDD Crossing Lanzhou-Zhengzhou-Changsha Products Pipeline Project | |||
| 2008/3/1 | Zhumadian.Henan | φ610 × 11.1 | 588.39m |
| Shuiyang River HDD crossing project Chuan-East gas transmission project | |||
| 2008/2/1 | Xuancheng Anhui | φ1016 × 26.2 | 958.8m |
| Daishan-Xiancaotan HDD crossing project Zhoushan-Daishan-Xiaochangtu subsea Water Conveyance pipeline comstruction | |||
| 2008/1/1 | Zhoushan | φ400 × 29.4 | 449.3m |
| Xiyang Road And Qingfenggang HDD Crossing. Oil Pipeline Construction Project for Shanghai Pudong Airport Expansion Project. | |||
| 2008/1/1 | Pudong. Shanghai | φ508 × 9.5 | 466.34m |
| Yingbin Interchange HDD Crossing. Oil Pipeline Construction Project for Shanghai Pudong Airport Expansion Project. | |||
| 2007/12/1 | Pudong Shanghai | φ508 × 9.5 | 330.2m |
| Wuming River HDD Crossing. Oil Pipeline Construction Project for Shanghai Pudong Airport Expansion Project. | |||
| 2007/11/1 | Pudong. Shanghai | φ508 × 9.5 | 193.5m |
| Chenyang Road And Jiangzhen River HDD Crossing. Shanghai Pudong Airport Otc Oil Pipeline Extension Construction Project | |||
| 2007/11/1 | Pudong. Shanghai | φ508 × 9.5 | 644.5m |
| Weichanghe Road-port HDD Crossing. Oil Pipeline Construction Project for Shanghai Pudong Airport Expansion Project. | |||
| 2007/10/1 | Pudong. Shanghai | φ508 × 9.5 | 250.36m |
| Lingbai Road HDD Crossing. Oil Pipeline Construction Project for Shanghai Pudong Airport Expansion Project. | |||
| 2007/10/1 | Pudong. Shanghai | φ508 × 9.5 | 348.7m |
| Chuanyang River HDD Crossing. Oil Pipeline Construction Project for Shanghai Pudong Airport Expansion Project. | |||
| 2007/9/1 | Pudong. Shanghai | φ508 × 9.5 | 365m |
| Longdong Interchange And Heqinggang HDD Crossing. Oil Pipeline Construction Project for Shanghai Pudong Airport Expansion Project. | |||
| 2007/9/1 | Pudong. Shanghai | φ508 × 9.5 | 447.5m |
| Gaozhaiji And Yangjiache Road-port HDD Crossing. Oil Pipeline Construction Project for Shanghai Pudong Airport Expansion Project. | |||
| 2007/8/1 | Pudong. Shanghai | φ508 × 9.5 | 324.5m |
| Zhangjiabang HDD Crossing. Oil Pipeline Construction Project for Shanghai Pudong Airport Expansion Project. | |||
| 2007/8/1 | Pudong. Shanghai | φ508 × 9.5 mm | 391.5m |
| Tianjin Binhai Airport HDD Crossing. Aviation Oil Pipeline Construction Project | |||
| 2007/7/1 | Dongli | Ф406 | 466m |
| Cao’e river HDD crossing project Shangyu city 4th ring road water supply pipe | |||
| 2007/6/1 | Shangyu | φ1020 × 16 mm | 989.25m |
| Branch line Of Cixi HDD Crossing. Hangzhou-Ningbo Natural Gas Pipeline Construction Project (ΙΙ) | |||
| 2007/4/1 | Henghe | φ323.9 | 351m |
| branch line Of Cixi HDD Crossing. Hangzhou-Ningbo Natural Gas Pipeline Construction Project (Ι) | |||
| 2007/4/1 | Henghe | φ323.9 | 300m |
| Luoyang River HDD Crossing. Main trunk Of Fujian LNG station track Natural Gas Pipeline Construction Project | |||
| 2007/3/1 | Quanzhou. fuzhou | φ813 × 16 mm | 908m |
| Taxiway and runway HDD crossing project for Tianjing airport extension project | |||
| 2007/1/1 | Tianjin | φ406 | 1416m |
| Wangyu River HDD Crossing. Wuxi-Zhangjiagang Natural Gas Pipeline Construction Project | |||
| 2007/1/1 | Zhangjiagang | φ610 | 970m |
| Bridge Area Of Xiaotangshan HDD Crossing. Sixth Ring Road of Beijing Natural Gas Pipeline Construction Project ( Phase1)(Xihetun-Lingouhe) | |||
| 2006/12/1 | Beijing | φ1016 | 586m |
| No.01 Provincial Highway（H111 Pile－H112 Pile）HDD Crossing. Hangzhou-Ningbo Natural Gas Pipeline Construction Project | |||
| 2006/12/1 | Hangzhou | φ813 | 760m |
| Qianxiang Village HDD Crossing. Wuxi-Zhangjiagang Natural Gas Pipeline Construction Project | |||
| 2006/11/1 | Zhangjiagang | φ610 | 305m |
| No.204 National Highway HDD Crossing. Wuxi-Zhangjiagang Natural Gas Pipeline Construction | |||
| 2006/11/1 | Zhangjiagang | φ610 | 542m |
| Xiangsheng HDD Crossing. Hangzhou-Ningbo Natural Gas Pipeline Construction Project | |||
| 2006/11/1 | Xiaoshan. Hangzhou | φ813 | 1087m |
| Xiang River HDD crossing project through granite for Sinopec Hunan (Changling-Zhuzhou) oil product pipeline project | |||
| 2006/11/1 | Changsha | φ355.6 | 1704m |
| Xiasha HAG034-HAG035 Pile HDD Crossing. Hangzhou-Ningbo Natural Gas Pipeline Construction Project | |||
| 2006/10/1 | Xiasha. Hangzhou | φ813 | 717.5m |
| Highway Ramp along the river HDD Crossing. Gas Distribution of Wuxi-Zhangjiagang Natural Gas Pipeline Construction Project | |||
| 2006/10/1 | Zhangjiagang | φ610 | 558.50m |
| Highway Flyover along the river HDD Crossing. Gas Distribution of Wuxi-Zhangjiagang Natural Gas Pipeline Construction Project | |||
| 2006/10/1 | Zhangjiagang | φ610 | 302.80m |
| Xifeng Road HDD Crossing. Gas Distribution of Wuxi-Zhangjiagang Natural Gas Pipeline Construction Project | |||
| 2006/10/1 | Zhangjiagang | φ610 | 192.56m |
| Fengtian Road HDD Crossing. Gas Distribution of Wuxi-Zhangjiagang Natural Gas Pipeline Construction Project | |||
| 2006/10/1 | Zhangjiagang | φ610 | 486.5m |
| Suyuzhang Road HDD Crossing. Gas Distribution of Wuxi-Zhangjiagang Natural Gas Pipeline Construction Project | |||
| 2006/10/1 | Zhangjiagang | φ610 | 486m |
| Xiasha AA07-AA08 Pile HDD Crossing. Hangzhou-Ningbo Natural Gas Pipeline Construction Project | |||
| 2006/9/1 | Xiasha. Hangzhou | φ813 | 630m |
| Yellow River HDD crossing project for Luoyang-zhumadian oil products pipeline construction | |||
| 2006/4/1 | Luoyang | Ф355.6 | 2465.88m |
| HDD project for Xiangtan-Hengyang gas long-distance transmission pipeline project | |||
| 2006/1/1 | Xiangtan | Ф457 | 1806m |
| Shangyu City Cao’e river wastewater 2nd pipeline HDD project and ancillary works for pump station | |||
| 2006/1/1 | Shangyu | Ф1020 | 686.4m |
| New Yueyou River HDD Crossing. Sixth Ring Road Of Beijing Pipeline Construction Project | |||
| 2005/11/1 | Beijing | Ф1016 | 693.68m |
| Dongpo Lake HDD Crossing. Hangzhou-Ningbo Natural Gas Pipeline Construction Project | |||
| 2005/10/1 | Shangyu | Ф813 | 640m |
| Waidiao-Cezi Island Subsea Pipeline HDD Pipeline Construction | |||
| 2005/7/1 | Zhoushan.Zhejiang | φ610 × 15.9 | 2350m |
| Futuo River HDD Crossing. Connection Pipeline Between West-East Gas Transmission and Shanxi-Beijing Sec Pipeline Construction Project (South End) | |||
| 2005/2/1 | Anping | φ1016、φ114 | 634m |
| Futuo River HDD Crossing. Connection Pipeline Between West-East Gas Transmission and Shanxi-Beijing Sec Pipeline Construction Project (North End) | |||
| 2005/1/1 | Anping | φ1016、φ114 | 622m |
| Caoe River HDD Crossing. Hangzhou-Ningbo Natural Gas Pipeline Construction Project | |||
| 2004/12/1 | Shangyu | φ168、φ813 | 1500m |
| Nalong River HDD Crossing. The Pearl River Delta Products Pipeline Construction Projec | |||
| 2004/12/1 | Yangjiang | φ219、φ74 × 4 | 450m |
| Liangshui River HDD Crossing. Beijing Natural Gas Pipeline Construction Emergency Project | |||
| 2004/11/1 | Beijing | φ508、φ159 | 310m |
| Hengtanggang HDD Crossing. Hang-Hu Line Deqing Trunk Natural Gas Pipeline Construction Project | |||
| 2004/9/1 | Deqing | φ273 | 609.9m |
| KEZ007-008 Pile HDD Crossing. Hang-Hu Line Deqing Branch Natural Gas Pipeline Construction Project | |||
| 2004/8/1 | Deqing | φ273 | 540m |
| KEZ009-010 Pile HDD Crossing. Hang-Hu Line Deqing Branch Natural Gas Pipeline Construction Project | |||
| 2004/7/1 | Deqing | φ273 | 890m |
| KEZ008-009 Pile HDD Crossing. Hang-Hu Line Deqing Branch Natural Gas Pipeline Construction Project | |||
| 2004/6/1 | Deqing | φ273 | 210m |
| KEZ0-KEZ1 Longxi River HDD Crossing. Hang-Hu Line Deqing Branch Natural Gas Pipeline Construction Project | |||
| 2004/6/1 | Deqing | φ273 | 500m |
| Hanjiang River HDD Crossing. Wushi Natural Gas Pipeline Construction Project | |||
| 2004/3/1 | Xiaogan | φ457 | 880m |
| The highway HDD Crossing. West-East Gas Transmission South Of Henan Branch Natural Gas Pipeline Construction Project | |||
| 2004/2/1 | Xuchang | φ610 | 270m |
| Danshuihong HDD Crossing. Zhenhai- Caojing Naphtha Pipeline Construction Project | |||
| 2004/2/1 | Cixi | φ273 | 372m |
| Songpu HDD Crossing. Zhenhai- Baishawan Ф762 Pipeline Construction Project | |||
| 2004/2/1 | Cixi | φ273 | 396m |
| Tingda Road HDD Crossing. Wujing- Shanghai chemical area Ethylene Pipeline Construction Project | |||
| 2004/1/1 | Shanghai | φ377 | 650m |
| Tingda Road HDD Crossing. Wujing- Shanghai chemical area Ethylene Pipeline Construction Project | |||
| 2004/1/1 | Shanghai | φ406 | 650m |
| Punan canal HDD Crossing. Wujing- Shanghai chemical area Ethylene Pipeline Construction Project | |||
| 2003/12/1 | Shanghai | φ406 | 372m |
| Punan canal HDD Crossing. Shanghai-Wujing chemical area Ethylene Pipeline Construction Project | |||
| 2003/12/1 | Shanghai | φ377 | 372m |
| Punan Canal HDD Crossing. Wujing- Shanghai chemical area Ethylene Pipeline Construction Project | |||
| 2003/12/1 | Shanghai | φ377 | 372m |
| Zhugang And Huhang Road HDD Crossing. Wujing- Shanghai chemical area Ethylene Pipeline Construction Project | |||
| 2003/12/1 | Shanghai | φ406 | 265m |
| Nanhengjing HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/11/1 | Shanghai | φ273 | 303m |
| Daye Road HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/11/1 | Shanghai | φ273 | 303m |
| Zhuanghu Road HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/11/1 | Shanghai | φ273 | 84m |
| Guangminggang HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/11/1 | Shanghai | φ273 | 200m |
| Jiefang west Road HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/11/1 | Shanghai | φ273 | 84m |
| Zhangxiangqiao HDD Crossing. Suzhou Natural Gas High Pressure Pipeline Construction Project | |||
| 2003/11/1 | Suzhou | φ508 | 180m |
| Xubang River HDD Crossing. Suzhou Natural Gas High Pressure Pipeline Construction Project | |||
| 2003/11/1 | Suzhou | φ508 | 190m |
| Lujinggang HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/10/1 | Shanghai | φ273 | 145m |
| Yaodonggang HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/10/1 | Shanghai | φ273 | 156m |
| 164th pile HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/10/1 | Shanghai | φ273 | 188m |
| Nanting Road HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/10/1 | Shanghai | φ273 | 150m |
| Lvqiao Road HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/10/1 | Shanghai | φ273 | 84m |
| Yuejingang HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/10/1 | Shanghai | φ273 | 156m |
| Dating Road HDD Crossing. Jin-Min Line Products Pipeline Construction Project | |||
| 2003/9/1 | Shanghai | φ273 | 324m |
| Fuchunjiang Road HDD Crossing. Ningbo-Shanghai-Nanjing Crude Oil Pipeline Construction P | |||
| 2003/9/1 | Ningbo | φ711 | 396m |
| HDD pipeline construction. Bid section 5. Phase 1. West-East Gas Transmission to Shanghai | |||
| 2003/9/1 | Shanghai | φ813 | 567m |
| Sha River HDD Crossing. West-East Gas Transmission South Of Henan branch Natural Gas Pipeline Construction | |||
| 2003/8/1 | Luohe | φ610 | 571m |
| Dongtiaoxi HDD Crossing. Hang-Hu Bid section B West-East Gas Transmission Natural Gas Pipeline Construction | |||
| 2003/7/1 | Huzhou | φ813 | 576m |
| Li River HDD Crossing. West-East Gas Transmission South Of Henan branch Natural Gas Pipeline Construction Project | |||
| 2003/7/1 | Zhumadian | φ610 | 434m |
| Punan canal HDD Crossing. Ningbo-Shanghai-Nanjing. Crude Oil Pipeline Construction Project | |||
| 2003/6/1 | Shanghai | φ610 | 260m |
| Weixinggang HDD Crossing. Ningbo-Shanghai-Nanjing. Crude Oil Pipeline Construction Project | |||
| 2003/6/1 | Shanghai | φ610 | 342m |
| Fengzhe Road HDD Crossing. Ningbo-Shanghai-Nanjing. Crude Oil Pipeline Construction Project | |||
| 2003/6/1 | Shanghai | φ610 | 414m |
| Kuiwang River HDD Crossing. West-East Gas Transmission South Of Henan branch Natural Gas Pipeline Construction | |||
| 2003/5/1 | Zhumadian | φ610 | 340m |
| Zhouzhu Road HDD Crossing. Ningbo-Shanghai-Nanjing Crude Oil Pipeline Construction Project | |||
| 2003/5/1 | Shanghai | φ610 | 360m |
| Jinhuigang HDD Crossing. Ningbo-Shanghai-Nanjing Crude Oil Pipeline Construction Project | |||
| 2003/5/1 | Shanghai | φ610 | 384m |
| HDD pipeline construction. Bid section 6. Phase 1. West-East Gas Transmission to Shanghai | |||
| 2003/5/1 | Shanghai | φ813 | 650m |
| Dazhi River HDD Crossing. Ningbo-Shanghai-Nanjing Crude Oil Pipeline Construction Project | |||
| 2003/4/1 | Shanghai | φ610 | 360m |
| Longquangang HDD Crossing. Ningbo-Shanghai-Nanjing Crude Oil Pipeline Construction Project | |||
| 2003/4/1 | Shanghai | φ610 | 396m |
| Ru River HDD Crossing. West-East Gas Transmission South Of Henan branch Natural Gas Pipeline Construction | |||
| 2003/2/1 | Zhumadian | φ610 | 421m |
| Liuxi River HDD Crossing. Oil Pipeline Construction Project Guangzhou Baiyunshan Airport. Bid Section B. | |||
| 2003/1/1 | Guangzhou | φ273 | 532m |
| Yellow River HDD Crossing. Oil Pipeline Construction | |||
| 2002/11/1 | Dongying.Shandong | φ273 | 700m |
| Minjiang River HDD Crossing. Hot Spring Pipeline Construction Project | |||
| 2002/11/1 | Minjiang | φ457 | 220m |
| Xinfeng River HDD Crossing. Natural Gas Pipeline Construction Project. South of Yizhuang in Beijing TEDA | |||
| 2002/10/1 | Beijing | φ406.4 | 260m |
| Airport Runway HDD Crossing. Qingdao Liuting Airport Oil Pipeline Construction Project | |||
| 2002/10/1 | Qingdao | φ325 | 480m |
| Liangshui River HDD Crossing. Natural Gas Pipeline Construction Project. South of Yizhuang in Beijing TEDA | |||
| 2002/10/1 | Beijing | φ323.9 | 286m |
| Chun Rd. HDD Crossing. Natural Gas Pipeline Construction Project. South of Yizhuang in Beijing TEDA | |||
| 2002/10/1 | Beijing | φ457 | 220m |
| Yellow River HDD Crossing. Gudao Oil Pipeline Construction Project | |||
| 2002/10/1 | Dongying.Shandong | φ529 | 700m |
| Wusongjiang River HDD Crossing. Suzhou Natural Gas High Pressure Pipeline Construction Project | |||
| 2002/9/1 | Suzhou | φ508 | 220m |
| Xiegang HDD Crossing. Suzhou Natural Gas High Pressure Pipeline Construction Project | |||
| 2002/9/1 | Suzhou | φ508 | 295m |
| Guoxiang HDD Crossing. Suzhou Natural Gas High Pressure Pipeline Construction Project | |||
| 2002/8/1 | Suzhou | φ508 | 474m |
| Sanjiang River HDD Crossing. Ningbo-Shanghai-Nanjing. Crude Oil Pipeline Construction Project | |||
| 2002/4/1 | Nanjing | φ508 | 220m |
| Qixiang River HDD Crossing. Ningbo-Shanghai-Nanjing. Crude Oil Pipeline Construction Project | |||
| 2002/4/1 | Nanjing | φ508 | 228m |
| Sanjiang River HDD Crossing. Yizheng-Nanjing oil Pipeline Construction Project | |||
| 2002/4/1 | Nanjing | φ406 | 220m |
| Qixiang River HDD Crossing. Yizheng-Nanjing oil Pipeline Construction Project | |||
| 2002/4/1 | Nanjing | φ406 | 228m |
| ellow River HDD Crossing. Xintan Cable Casing Pipeline Construction Project | |||
| 2002/3/1 | Dongying | φ325 | 700m |
| Longdong Road HDD Crossing.Gaoqiao Petrochemical and Naphtha Pipeline Construction Project | |||
| 2002/1/1 | Shanghai | φ273 | 463m |
| Zhaojiagou HDD Crossing.Gaoqiao Petrochemical and Naphtha Pipeline Construction Project | |||
| 2002/1/1 | Shanghai | φ273 | 288m |
| Longdong Road HDD Crossing. Ningbo-Shanghai-Nanjing. Crude Oil Pipeline Construction Project | |||
| 2002/1/1 | Shanghai | φ610 | 463m |
| Zhaojiagou HDD Crossing. Ningbo-Shanghai-Nanjing. Crude Oil Pipeline Construction Project | |||
| 2002/1/1 | Shanghai | φ610 | 418m |
| Machangjian River HDD Crossing. Tianjin Binhai Natural Gas Pipeline Construction Project | |||
| 2001/12/1 | Tianjin | φ610 | 226m |
| Tugai River HDD Crossing. Liaoning-Taian Natural Gas Pipeline Main Line Construction Project | |||
| 2001/9/1 | Liaocheng | φ325 | 1451m |
| Fish Pond HDD Crossing. Liaoning-Taian Natural Gas Pipeline Main Line Construction Project | |||
| 2001/9/1 | Liaocheng | φ325 | 1451m |
| The Reed Pond HDD Crossing. Liaoning-Taian Natural Gas Pipeline Main Trunk Line Construction Project | |||
| 2001/9/1 | Liaocheng | φ325 | 1451m |
| Yellow River HDD Crossing. Dongying Xintan Pipeline Construction Project | |||
| 2001/8/1 | Dongying.Shandong | φ377 | 710m |
| Jinjing Road HDD Crossing. Tianjin-Yanshan Oil Pipeline Construction Project | |||
| 2001/8/1 | Tianjin | φ406.4 | 233m |
| Ziya River HDD Crossing. Tianjin-Yanshan Oil Pipeline Construction Project | |||
| 2001/7/1 | Tianjin | φ406.4 | 304m |
| Fen River HDD Crossing. Water Pipeline Construction Project of Taiyuan Chemical Plant | |||
| 2001/4/1 | Taiyuan.Shanxi | φ478 | 870m |
| Mei River HDD crossing project. Natural Gas Pipeline construction project. | |||
| 1999/11/1 | Tanggu.Tianjin | φ508 | 456m |
| North Canal RiverⅡHDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction Project | |||
| 1999/6/1 | Beijing | φ323.9 | 675m |
| North Ring Railway and West Jian River HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction | |||
| 1999/5/1 | Tianjin | φ323.9 | 240m |
| Jinhan Road and Beitang Sewage River HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction | |||
| 1999/5/1 | Tianjin | φ323.9 | 204m |
| North Canal River I HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction Project | |||
| 1999/5/1 | Tianjin | φ323.9 | 1089m |
| The Canal Of Yongjin River HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction Project | |||
| 1999/4/1 | Tianjin | φ323.9 | 225m |
| Sewage River Of Beijing HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction Project | |||
| 1999/4/1 | Tianjin | φ323.9 | 305m |
| Xinkai River HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction Project | |||
| 1999/4/1 | Tianjin | φ323.9 | 230m |
| The Minganqu of Luan River HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction Project | |||
| 1999/3/1 | Tianjin | φ323.9 | 485m |
| The New Yongding River HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction Project | |||
| 1999/3/1 | Tianjin | φ323.9 | 790m |
| Longdong Road HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1998/10/1 | Pudong.Shanghai | φ325 | 250m |
| Jiebang River HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1998/9/1 | Pudong.Shanghai | φ325 | 240m |
| Gangcheng Road HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1998/8/1 | Pudong.Shanghai | φ325 | 350m |
| Hangjin Road HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1998/8/1 | Pudong.Shanghai | φ325 | 285m |
| Customs Gate HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1998/7/1 | Pudong.Shanghai | φ325 | 260m |
| Yanggao Road HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1998/7/1 | Pudong.Shanghai | φ325 | 265m |
| Jufeng Rd and Yanggao Rd HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction | |||
| 1998/6/1 | Pudong.Shanghai | φ325 | 245m |
| Jinhai Road HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1998/5/1 | Pudong.Shanghai | φ325 | 193m |
| Jinteng Road HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1998/5/1 | Pudong.Shanghai | φ325 | 200m |
| Aodaili Road HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1998/5/1 | Pudong.Shanghai | φ325 | 240m |
| Shenjiang Rd and Caojiagou Rd HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction | |||
| 1998/5/1 | Pudong.Shanghai | φ325 | 283m |
| Zhangjiabang Road HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1998/4/1 | Pudong.Shanghai | φ325 | 252m |
| Shenjiang and Jufeng Rd Junction HDD Crossing. Shanghai Pudong International Airport Otc Oil Pipeline Construction Project | |||
| 1998/4/1 | Pudong.Shanghai | φ325 | 277m |
| Xiaozhong River HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction Project | |||
| 1998/2/1 | Beijing | φ323.9 | 200m |
| Yunchaojian River HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction Project | |||
| 1998/1/1 | Beijing | φ323.9 | 400m |
| Longfengjian River HDD Crossing. Tianjin-Beijing Civil Aivation Oil Pipeline Construction Project | |||
| 1998/1/1 | Beijing | φ323.9 | 270m |
| Hongxing River HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1997/10/1 | Pudong.Shanghai | φ325 | 274m |
| Pudong Canal HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1997/10/1 | Pudong.Shanghai | φ325 | 242m |
| Shangchuan Road and the Sewage Pumping Station HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1997/9/1 | Pudong.Shanghai | φ325 | 269m |
| Longdong Road And Caojiagou HDD Crossing. Shanghai Pudong International Airport Otc Oil Pipeline Construction | |||
| 1997/9/1 | Pudong.Shanghai | φ325 | 269m |
| Chuanyang River HDD Crossing. Shanghai Pudong International Airport Otc Oil Pipeline Construction Project | |||
| 1997/5/1 | Pudong.Shanghai | φ325 | 242m |
| Zhenjiang River HDD Crossing. Shanghai Pudong International Airport Oil Pipeline Construction Project | |||
| 1997/5/1 | Pudong.Shanghai | φ325 | 271m |
| Nanda Sewage River Sec HDD Crossing. Tianjin Xingang- Zhangguizhuang Airport Oil Pipeline Construction Project | |||
| 1997/3/1 | Tanggu.tianjin | φ325 | 290m |
| Tianzhuangzi Haihe River HDD Crossing. Tianjin Xingang- Zhangguizhuang Airport.Oil Pipeline Construction Project | |||
| 1997/1/1 | Tanggu.tianjin | φ325 | 437m |
| Nanda Sewage River HDD Crossing. Tianjin Xingang- Zhangguizhuang Airport Oil Pipeline Construction Project | |||
| 1997/1/1 | Tanggu.tianjin | φ325 | 285m |
| Dagusha River HDD Crossing. Tianjin Xingang- Zhangguizhuang Airport Oil Pipeline Construction Project | |||
| 1996/12/1 | Tanggu.tianjin | φ325 | 1003m |
