The utility model relates to a modular slump survey device belongs to including travelling car, slump cone and inserts and smash positioner, the runner is installed respectively to four edges of travelling car base, travelling car base upper surface movable mounting has the box, the slump cone is inside the box, the inside perpendicular rigid coupling in position that is close to the slump cone of box has two stands, swing joint has the horizontal pole between two stands, the slump cone includes a supplementary section of thick bamboo, a top section of thick bamboo, a well part section of thick bamboo and the lower part section of thick bamboo of dividing, a supplementary section of thick bamboo, a top section of thick bamboo, a well part section of thick bamboo and the swing joint in proper order between the part section of thick bamboo down of dividing, insert and smash positioner and smash borehole jack and tamper including inserting, insert and smash the borehole jack for three, be first respectively and insert smashing borehole jack, second and insert and smash borehole jack and third and insert and smash the borehole jack, every is inserted and smashes a plurality of punchholes of equipartition on the borehole jack. Compared with the prior art have the accurate characteristics of survey numerical value.