Analysis on Single-deck Deformation of Floating-roof Tank and Overhaul Essentials

The single-deck deformation of floating-roof tank will hazard the operation of oil tank. And it is diffi cult to overhaul the deformed single-deck of oil tank. Therefore, the reason of single-deck deformation of oil tank is analyzed. According to the experiences in overhauling the deformation, the paper puts forward the overhauling essentials and opinions to protect against the deformation during the tank construction.