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https://www.youtube.com/watch?v=LjvdG40jM7k
Location: Taichung TaiwanDistance: 1367mDepth: 40mHorizontal Curve: 1500mEntry Angle: 12degExit Angle: 10degGround: Cobble, Clay and SandPipeline: 36” steel pipeJob…
https://www.youtube.com/watch?v=W1KfQZK3kfU
https://www.youtube.com/shorts/IYxY47cSzcU
https://www.youtube.com/watch?v=0RZUET-MdXw&list=PLCyJUW1YwFqhfINwg_TUalHboBSdvVVXh&index=4
https://www.youtube.com/watch?v=GtO9zKRQ948