It was completed, in early April 2024, the lifting of the entire roof structure of the wagon tipplers at Vale Tubarão, totaling 350 tons of lifted structures with complete success!!
STRUCTURE
🔸 Pre-assembled roof modules with a net weight of 61 tons, 32 m in length, 12 m in width, and 9.3 m in height
🔸 Isolated trusses, weighing 7.5 tons
🔸 Total lifted weight 350 tons
🔸 Roof assembled on existing structure
CHALLENGES
🔸 Assembly and lifting with adjacent lines in operation
🔸 Very restricted space for maneuvers
🔸 Large number of interferences
🔸 Slim structures
🔸 Tunnel over the support area and pad placement
SOLUTIONS
🔸 3D rigging plan
🔸 Axis lines for rotation and positioning of loads before lifting
🔸 Weighing of loads before lifting
🔸 Structural verification to ensure integrity during lifting
TECHCON SCOPE
🔸 Execution of weighing for weight and CG verification
🔸 Structural analysis and design for lifting, including verification of bolted connections
🔸 Structural design of the derrick and slings
🔸 Manufacturing design of lateral bracings
🔸 3D rigging plan, including detailing of all accessories
🔸 Supervision and consulting during lifting
TEAMS:
🔸 Assembly Company: Sigdo Koppers Brasil SKIC
🔸 Rigging plans and consulting: TechCon Engineering and Consulting
🔸 Cranes for modules: Transdata Engineering and Handling
🔸 Cranes for isolated trusses: Sistermi Rental of Machinery and Equipment
🔸 Axis lines: Transdata Engineering and Handling
