Floor late poured bands apply the technical measures of indwelling catchpit, setting temporary waterproof board and adopting fast easy setback grid instead of formwork.

底板后浇带采用留置集水坑、设置临时防水板和采用快易收口网代替模板的技术措施；

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Temporary structures are set up to support the formwork when a large concrete bridge with box-section is built.

采用箱型截面的大型混凝土桥梁，其结构施工过程中浇注混凝土需要设置临时支撑结构。

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