Test method for discriminating dispersed soil by utilizing mud column water erosion test

The invention discloses a test method for discriminating dispersed soil by utilizing a mud column water erosion test. A mud column water erosion test device consisting of a water erosion disc, a fixing clamp, a rod frame, a water storage barrel, a water stop clamp, a water delivery hose, a water dropper and a sample base is adopted; wherein the water storage cylinder is fixed above the rod frame through the rubber band and is connected with the water dropper through the water conveying hose, the water stopping clamp is installed on the water conveying hose to control the water flow form, the water dropper is fixed through the fixing clamp located on the rod frame, the rod frame is fixed to the water erosion disc, and the water erosion disc is used for containing the sample base and the mud column sample; the test method comprises the following steps: preparing a mud column sample with a pressing groove in the top surface; dripping water into a pressure tank on the top surface of the mud ...