ANSI ASME B30.4 INTERPRETATIONS-1995 Interpretations to B30.4-1996 Portal Tower and Pedestal Cranes.pdf

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1、STD*ASME B30.q INT-ENGL m 0757b70 0582283 +35 m ASME B30.4 INTERPRETATIONS Replies to Technical Inquiries March 1992 - June 1995 FOREWORD This publication includes all of the written replies issued between the indicated dates by the Secretary, speaking for the ASME B30 Committee, Safety Standard for

2、 Cableways, Cranes, Derricks, Hoists, Hooks, Jacks, and Slings, to inquiries concerning interpretations of technical aspects of ASME B30.4, Portal, Tower, and Pedestal Cranes. These replies are taken verbatim from the original letters, except for a few typographical corrections and some minor editor

3、ial corrections made for the purpose of improved clarity. In some few instances, a review of the interpretations revealed a need for corrections of a technical nature: in these cases a corrected interpretation immediately follows the original reply. These interpretations were prepared in accordance

4、with accredited ASME procedures. ASME procedures provide for reconsideration of these interpretations when or if additional information is available which the inquirer believes might affect the interpretation. Further, persons aggrieved by this interpretation may appeal to the cognizant ASME Committ

5、ee or Subcommittee. ASME does not “approve,” “certify,” “rate,” or “endorse” any item, construction, proprietary device, or activity. I 830.4 Interpretations Interpretation: 4-2 Subject: ASME B30.4-1990, Portal, Tower, and Pillar Cranes Date Issued: June 20, 1995 Question (1): What is the definition

6、 of “recommended configuration” as used in para. 4-1.2.5? Reply (1): “Recommended configuration” is the condition and positioning of the crane and/or boom, for any specified load or condition as recommended by the manufacturer. 4-2 Question (2): Who establishes the recommended configurations cited in para. 4- 1.2.5? Reply (2): The manufacturer. 3