Water Transmission from Dams of (Hilli, Yabbah, Allith) to Al Shoaibah Plant - Phase-2 in Holy Makkah Area

The purpose of this project is to transmit water from the Yaba, Hilli & Al Laith Dams to Shoaibah Plant. Water Transmission work includes pipeline works such as; CS pipeline trenching, bedding, pipe laying, padding, backfilling, construction of valve chambers, including all civil and electro-mechanical works, supply and installation of markers and sign boards. - Supply and laying of pipes with all required fittings and accessories for drinking water transmission; a. Diameter 1500mm (175,000 meters). b. Diameter 1400 mm (20 meters) c. Diameter 500 mm (50 meters) - Supply & laying of concrete lined steel pipes by thrust boring method for diameter 1500 mm (2,100 meters) and diameter 500 mm (30 meters). - Construction of control valves, air valve & washout valve chambers, including all civil and electro-mechanical works. - Supply and installation of markers / sign boards (450 nos.). - Concrete thrust blocks (3,000 m3) - Fiber optic cable works (525,000 meters)