本标准涵盖顶部运行的悬挂式起重机 和带吊桥的龙门起重机 起重机、起重臂起重机、单轨系统、高架起重机 起重机，以及核电站使用的带整体式手推车的起重机 设施上述所有起重机，无论是单台还是多台 除此之外，本标准涵盖了主梁 具有两个顶部运行的多梁起重机 桥和小车，包括在ASME NOG-1中。

This Standard covers underhung cranes, top-running bridge and gantry cranes with underhung trolleys, travelingwall cranes, jib cranes, monorail systems, overhead hoists, and hoists with integral trolleys used in nuclear facilities. All of the above cranes, whether single or multiple girder, are covered by this Standard with the exception of multiple-girder cranes with both top-running bridge and trolley, which are covered by ASME NOG-1.