PROJECT PROFILE CEMENT SILO Bulwer Island Project Overview Success Factors The project involved the construction of a Good partnering principles were achieved with reinforced concrete silo 27m in diameter sub trades with a non adversarial approach to and 55m high located in an environmentally complex problem solving. One example and sensitive location. result was the demonstration and introduction The works consisted of major excavation and of a permanent formwork system that became placement of 315 concrete driven piles and the critical driving factor for ensuring the time 1200mm deep pile caps in preparation for performance of the project. the major structural loads that the filled silo will contain. The completed project involved a broad range of geo technical, civil and construction skills. Challenges Value Added During the construction, tight environmental A project control group was formed with all measures were in place which included stakeholders to asses the methodology and Control and Management Plans for Erosion construction techniques to construct the and Sediment, Stormwater and Water Quality, critical path sections of the project. Noise and Vibration, Air Quality and Dust, Flora The inside ‘slip’ was redesigned and and Fauna, Soils and Acid Sulfate, Waste and configured for a reduced wall thickness and Hazardous Materials and Community Impact. reinstallation for a stage two ‘slip’ to the Continuous risk assement, monitoring, roof. 18 precast panels that formed the cone reporting and auditing requirements were structure were designed to be lifted in over introduced to maintain strict control over the completed wall structure and placed in these issues. position, supported by a temporary structural steel frame.