-HDD Brief Information: 6100m /6 inch/ Steel Gas Pipe, granite Rock and Sand Rock
-Information: Nakhon Sawan area in Thailand
-HDD Rig: GS-2200L, The maximum pullback force is 220 tons
GD-1100L, The maximum pullback force is 110 tons
GD-450L, The maximum pullback force is 360 tons
- Con. Duration:2023/9/1-2024/5/5
- Owner: PTT , Contractor: YJ
* The most difficulty technical issue is crossing the gravel stratum with rock.