Trade Journals for the Concrete Industry

… pipes, manholes and box culverts T. Nagadi Preformed Concrete Factory in Riyadh and Yanbu, Saudi Arabia, has demonstrated how it is possible within less than a decade to develop a relatively small precast concrete plant in Riyadh to become one of the largest Middle East providers of concrete pipes (300 - 3.600 mm) with and without lining for open trench and micro tunneling, lined and non lined manholes and box culverts (750x750 - 3.500x3.500 mm) for storm water and sewage projects. T. Nagadi Preformed Concrete Factory also produces telecommunication manholes and handho- les precast housing units and fence walls.