Shatt Al Arab Siphon The project comprises upstream and downstream siphon structures and the installation of seven 48” (1200mm) diameter carbon steel pipelines under the Shatt Al Arab River bed by Horizontal Directional Drilling method. The pipelines are 1,275 m long, 10m apart and installed at a depth 15m. The irrigation siphon has a capacity … Continue reading Shatt Al Arab Siphon