Water retaining ridge one-time forming fixing device and construction method thereof

The invention provides a water retaining ridge one-time forming fixing device which comprises an inner fixing device and an outer clamp, the inner fixing device is fixed to a floor reinforcing steel bar, the outer clamp is fixed to a formwork, the inner fixing device and the outer clamp form a whole through the formwork and a small beam, and a T-shaped inner rod support is arranged in the formwork. The one-time forming quality of the water retaining ridge can be improved. 本发明提供一种挡水坎一次成型固定装置，包括内固定装置和外夹具，所述内固定装置固定在楼板钢筋上，所述外夹具固定在模板上，所述内固定装置与外夹具通过模板及小梁形成整体，所述模板的内部设有T型内杆支撑。本发明能够提高挡水坎一次成型质量。