Expressway roadbed and pavement maintenance construction equipment

The utility model relates to the technical field of inside maintenance, and discloses expressway roadbed and pavement maintenance construction equipment which comprises a box body, a partition plate fixedly connected with the front side and the rear side of the inner wall of the box body is fixedly installed between the left side and the right side of the inner wall of the box body, and two supporting blocks are fixedly installed at the top of the partition plate. A heating box with one end fixedly connected with the top of the right supporting block is fixedly mounted at the top of the left supporting block, a motor is fixedly mounted at the top of the box body, and a rotating shaft extending into the heating box is fixedly mounted at an output shaft of the motor. According to the highway roadbed and pavement maintenance construction equipment, a clamping block is arranged, a transmission assembly is started to move upwards to relieve fixation of a first abutting block, a vertical plate is driven by contract