Saudi Tunneling Company for Contracting, a subsidiary of Hassan Allam Construction Saudi, has been awarded the construction of 400mm pipelines around Abhur Bay, Prince Abdullah Al Faisal Street, and North of King Abdulaziz International Airport in Jeddah City for the National Water Company (NWC), alongside the main contractor Al-Enjaz Trading and Contracting Company. Our scope of work includes the micro-tunneling installation of DN600&800 mm reinforced concrete jacking pipes then insertion of DN400 mm ductile iron pipes, along with the construction of 4 shafts using the secant piles method. This project will significantly contribute to the expansion and improvement of the water distribution infrastructure in Jeddah, ensuring a reliable and sustainable water supply to the city’s residents.