The utility model provides an engineering safety monitoring device, this engineering safety monitoring device includes: the shaft, be fixed with on the shaft inner wall and be used for the pumping device that draws water, pumping device is connected with the drinking -water pipe, be provided with liquid flow sensor in the drinking -water pipe, the drinking -water pipe is provided with level sensoroutward, liquid flow sensor is connected with the timing device, level sensor is connected with alarm device, the timing device with alarm device installs respectively on the shaft inner wall and interconnect, still include the breather pipe, the one end of breather pipe is installed level sensor is last, and the other end is connected with gas monitoring instrument, gas monitoring instrument connects alarm device. The beneficial effects of the utility model are that: can avoid effectively taking place that the water level rises rapidly and the danger that takes place to flood shaft and tunnel in shaft engineering construction, can effectively avoid that harm is gaseous to cause personnel to hurt because of producing simultaneously in the shaft.