Waterproof construction method for basement of house building

The invention relates to the technical field of basement waterproofing, and discloses a house building basement waterproof construction method which comprises the following steps: S1, prefabricating a waterproof ramp; s2, fixing the filter seat and the slope body together; s3, a collecting box is put into the slope body through a square hole; s4, an upper driving motor is mounted at the position, located on the right side of the rightmost filter seat, of the upper surface of the slope body; s5, finally, a wire on the driving motor is subjected to waterproof measures and is connected to a control terminal; the waterproof ramp is used for waterproofing of the basement garage, rainwater is prevented from directly flowing into the basement garage through the ramp body in rainstorm weather, a first filter plate can filter out impurities such as large stones mixed in the rainwater, and a driving motor enables a second driving rod to drive a brush plate to rotate; and impurities stuck in the first filter plate are c