Gulfstream Natural Gas/HDD Design and Construction | GeoEngineers
Uživatel Adelphia Gateway na Twitteru: „Horizontal Directional Drilling (HDD) is on-going at multiple sites. “Pullback” is the last step in #HDD pipeline installation where the prefabricated #pipeline section is pulled through the
Horizontal Directional Drilling (HDD) - NSCC International Ltd
HDD heavyweights install large diameter HDPE under waterway - Utility Magazine