The pipeline video is fascinating, too. They coat the exterior of the pipes with a lubricant, and install new segments at the back end, thrusting the entire li

The pipeline video is fascinating, too. They coat the exterior of the pipes with a lubricant, and install new segments at the back end, thrusting the entire line forward each time. https://www.herrenknecht.com/en/products/productdetail/85/?wvideo=y66srmx0vz https://www.herrenknecht.com/en/products/productdetail/85/?w...