Construction of Storm Water Networks with RC/GRP pipes and precast concrete box culverts including trenchworks, supply & laying of pipes and culverts, re-asphalting, traffic detours, thrustboring works and relocation of the existing utilities at East Distrcits of Riyadh City. Project scope includes more than 65 km of network upto dia 1400 mm, more than 94,000 m3 reinforced box culverts, 3,350 meters thrustboring works and related earthworks and asphalting activities.