Greening dump gentle slope surface drainage system

The utility model provides a gentle slope surface drainage system for a greening dump, which is characterized in that a filter tank, an overflow tank, filter stone, an overflow tank slope surface, a traffic lane and a water guide pipe are arranged at the slope top, and the overflow tank slope surface is arranged at the first edge of the overflow tank; the filter tank is arranged on the side edge of the overflow tank; a filter stone is arranged at the joint of the overflow tank and the filter tank; the carriageway is arranged on the second edge of the overflow pool, and the vehicle blocking wall is arranged on the side edge of the carriageway; the aqueduct is arranged at the bottom of the carriageway, the drainage ditch is arranged on the slope surface, the top of the drainage ditch is provided with a ponding pit, and the drainage ditch is convexly arranged in a ditch body of the drainage ditch. According to the gentle slope surface drainage system for the greening dump, the gentle slope surface drainage syste