Shallow drain board construction equipment on soft site

The invention relates to shallow drain board construction equipment on a soft site. Comprising a crawler-type construction vehicle, supporting cross beams are arranged on the two sides of the rear portion of the crawler-type construction vehicle, and a transverse moving device and a building construction device are installed between the two supporting cross beams; the driving construction device comprises a supporting frame, a telescopic arm is installed in the middle of the supporting frame through a middle support, and a lifting driving assembly for driving a second-stage telescopic arm to do lifting movement is installed at the lower end of the first-stage telescopic arm. A holding and clamping assembly is installed at the top of the second-stage telescopic arm, a downward inserting assembly is installed on the holding and clamping assembly, the downward inserting assembly is composed of a disc and an inserting pipe, the disc is clamped by the holding and clamping assembly, and the upper end of the inserti