This study aims to explore the inspection method of lifting equipment in road construction based on non-destructive testing technology,in order to deal with the safety hazards and quality control problems of lifting equipment in road construction.First of all,the lifting equipment characteristics and safety strength technology are analyzed in detail,and the non-destructive testing technology is summarized.Secondly,a new nondestructive testing method based on ultrasonic converter technology is proposed,and the corresponding experimental scheme and process are designed.Then,combining the principle and method of non-destructive testing technology,a kind of inspection system for lifting equipment is proposed.The accuracy and feasibility of the method are verified by testing many kinds of materials and parts.The research results show that the lifting equipment inspection system based on non-destructive testing technology has the characteristics of high efficiency,convenience and accuracy,and can detect the possible defects and hidden dangers of lifting equipment,which provides an important guarantee for the safety of road construction.