Abstract：
For the time being, wide-span steel box beam suspension bridge is comprehensively used in domestic bridge construction project. Based on a bridge project crossing over the Yangtze river, this paper analyzed various methods for processing accuracy control of wide-span steel box beam suspension bridge, including transverse pre-arching, adding section allowance and welding shrinkage, transverse diaphragm unit secondary cutting and anchor cell fabrication and installation, etc.
