Measuring device for transmitting elevation of ground leveling point accurately onto overhead bridge

The utility model provides a measuring device for transmitting elevation of ground leveling point accurately onto an overhead bridge, which is simple, convenient and has high accuracy. The measuring device for transmitting elevation of ground leveling point accurately onto an overhead bridge comprises a total station, a tripod, a measuring prism, a panel and a measuring nail with a through hole. The measuring prism is mounted on the through hole of the panel; the measuring nail is provided with the total station through the tripod; the elevation original point of the measuring nail, the sight axis of the total station and the centre of the measuring prism are located on the same plumb line. The utility model can solve the problem conveniently that the leveling elevation goes to the bridge directly, has high accuracy, requires little for the observing condition, and is easy to operate.