Engineering bridge duct grouting fullness tester

The utility model discloses a bridge duct grouting fullness tester for engineering, which comprises a machine body and a display screen, the display screen is embedded in the front surface of the machine body, a control module is mounted on the front surface of the machine body, a first data connecting line is mounted at the top of the machine body, a laser range finder is mounted at the tail end of the first data connecting line, and a second data connecting line is mounted at the tail end of the laser range finder. The bottom of the machine body is provided with a USB interface. According to the utility model, the first data connecting line and the laser rangefinder are installed on the machine body, and when the first data connecting line transmits electric energy to the interior of the laser rangefinder, a user can move the laser rangefinder to one side of a to-be-measured hole through an external force; the laser range finder transmits data information of the road hole to the interior of the first data c