Since 1997 "Yuzhmormontazh" provides service for maintenance control, expert examination, and technical diagnostics of the load-lifting equipment, machines and lifts. An expert examination of hoisting-and-transport equipment, testing and technical diagnostics are perform by the certified and qualified personnel using certified equipment in accordance with the resolution issued by the state Committee of industrial safety, labor protection and mining supervision. The Certificate on recognition by the Register of navigation of Ukraine and Certificate of Russian Maritime Register of Shipping according to which the services sector rendered by the enterprise, includes diagnostics and expert inspection of crane assembly, self-propelled and not self-propelled floating cranes, ship cranes and booms, persons under surveillance to the Register is received. Specialists of the diagnostic dep. performs the following works: - visual inspection of metal and welded joints of lifting equipment; - ultrasonic control of residual thickness of metal structures of cranes and devices; - magnetic-particle inspection of welded joints; - analysis of chemical composition of metal. All works are carried out with observance of the rules and normative-technical documentation Gospromgornadzor of Ukraine, Rules and Conventions of the shipping register of Ukraine, as well as normative-technical documentation on repair, measurement, control structures, hoisting cranes and devices. Timely diagnostics of the load-lifting equipment, performance of scheduled preventive maintenance will allow to warn and avoid emergency situations.