Suly-Tang-Livan-Technologies-TME-25-Presentation.pdf

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1、P 1克劳伦斯海峡穿越项目部LIYAN BALG PIPELINE HDD PROJECT OFFICEPresenter:Suly TangCEO LIYAN Technologies/Drillmaster TrenchlessA Typical HDD Project in the Middle EastP 2克劳伦斯海峡穿越项目部LIYAN BALG PIPELINE HDD PROJECT OFFICECONTENTSCONTENTSPart 01Part 02Part 03Part 04Part 05P 3克劳伦斯海峡穿越项目部LIYAN BALG PIPELINE HDD PRO

2、JECT OFFICEPART 1PART 1Project OverviewProject OverviewP 4克劳伦斯海峡穿越项目部LIYAN BALG PIPELINE HDD PROJECT OFFICEProject OverviewPart 1IGAT-7:907km,connects eastof Asalouyeh to Hormozgan。Branch line,59kmClient:NIGCMain Contractor:DSCOHDD EC:LIYANLength:2,970mTVD:70mPipe Spec：30”Gas+6”FOCFormation:Clay/San

3、dRig:500T&280TBandar Abbas-Laft-Gevarzin Gas Transmission PipelineQeshmIslandBandarAbbasHDD section 3kmIGAT-7The GulfP 5克劳伦斯海峡穿越项目部LIYAN BALG PIPELINE HDD PROJECT OFFICEPart 1Bandar Abbas-Laft-Gevarzin Gas Transmission PipelineProject OverviewGas PipelineSteel Grade:X65D762mm x WT19.05mmWelded in on

4、e complete pieceBuoyancy Control&RollerP 6克劳伦斯海峡穿越项目部LIYAN BALG PIPELINE HDD PROJECT OFFICEPart 1Bandar Abbas-Laft-Gevarzin Gas Transmission PipelineBusy shipping channel500T rig at Laft(Qeshm Island)；280T rig at Pol(Bandar Abbas)Length 2970m；TVD-70mProject OverviewP 7克劳伦斯海峡穿越项目部LIYAN BALG PIPELINE

5、HDD PROJECT OFFICEPART 2PART 2Major ChallengesMajor ChallengesP 8克劳伦斯海峡穿越项目部LIYAN BALG PIPELINE HDD PROJECT OFFICEMajor ChallengesPart 2I.Limited Geotechnical Info Only 3 boreholes No borehole along centerline Bridge geotechnical info 400-500m away from bridgeP 9克劳伦斯海峡穿越项目部LIYAN BALG PIPELINE HDD PR

6、OJECT OFFICEPart 2II.Seismic Belt Mediterranean-Himalayanseismic belt Shallow/intermediateDestructive 5.3 magnitude earthquake during construction Reamer stuck downholeMajor ChallengesP 10克劳伦斯海峡穿越项目部LIYAN BALG PIPELINE HDD PROJECT OFFICEPart 2III.Waves Wave height at 0.5-2m in Q2/Q3 Not available to