Concrete Structures and Retaining Walls This Is A Selection Of Our Concrete Structures And Retaining Walls Osho Cement Grinding Plant Coega20m high structures with 1mm tolerance, concrete retaining structures for material handling, concrete tunnels for conveyors Constructed 2018, Engineers Sinoma Consulting. MSC Chrome Yard30 000m² Chrome handling facility, offices, weighbridges in City Deep Johannesburg. View All Of Our Projects Get In Touch