1 Scope
This part of GB/T 24818 establishes the particular requirements relating to the access, guards and restraints for bridge and gantry cranes as defined in GB/T 6974.1 and gives criteria for the selection of the appropriate equipment under the various conditions of use expected of the crane.
2 Normative References
The following normative document contains provisions which, through reference in this text, constitute provisions of this part of GB/T 24818. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this part are encouraged to investigate the possibility of applying the most recent edition of the normative document indicated below. For undated references, the latest edition of the normative document referred to applies.
GB 5226.2 Safety of Machinery — Electrical Equipment of Machines — Part 32: Requirements for Hoisting Machines (GB 5226.2-2002, IEC 60204-32:1998, IDT)
GB/T 6974.1 Cranes — Vocabulary — Part 1: General (GB/T 6974.1-2008, ISO 4306-1:2007, IDT)
GB/T 24818.1-2009 Cranes — Access, Guards and Restraints — Part 1: General (ISO 11660-1:2008, IDT)
3 Access
3.1 General
1 Scope
This part of GB/T 24818 establishes the particular requirements relating to the access, guards and restraints for bridge and gantry cranes as defined in GB/T 6974.1 and gives criteria for the selection of the appropriate equipment under the various conditions of use expected of the crane.
2 Normative References
The following normative document contains provisions which, through reference in this text, constitute provisions of this part of GB/T 24818. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this part are encouraged to investigate the possibility of applying the most recent edition of the normative document indicated below. For undated references, the latest edition of the normative document referred to applies.
GB 5226.2 Safety of Machinery — Electrical Equipment of Machines — Part 32: Requirements for Hoisting Machines (GB 5226.2-2002, IEC 60204-32:1998, IDT)
GB/T 6974.1 Cranes — Vocabulary — Part 1: General (GB/T 6974.1-2008, ISO 4306-1:2007, IDT)
GB/T 24818.1-2009 Cranes — Access, Guards and Restraints — Part 1: General (ISO 11660-1:2008, IDT)
3 Access
3.1 General