The inspection operation safety interlocking monitoring system is designed for the safety problems of contact network misfeeding, operators mistakenly entering the powered area and mistakenly hanging the grounding wire during the daily maintenance of locomotives, and realizes automatic interlocking control based on the actual state of disconnecting switches, grounding devices, platform door locks and other equipment through fault-safe interlocking control technology, face recognition technology, video linkage technology and image recognition technology, which guarantees the safety of contact network disconnection and transmission and the personal and equipment safety of the operators on the roof, realizes the safety control of the operators' operation process, and greatly improves the efficiency of disconnection and transmission operation.