ASME B30.17:2003 pdf download

ASME B30.17:2003 pdf download OVERHEAD AND GANTRYCRANES (TOP RUNNING BRIDGE, SINGLEGIRDER, UNDERHUNG HOIST)
SECTION I: SCOPE This Standard applies to the construction, installation, operation, inspection, maintenance, and safe use of lift- ing equipment used in construction and industrial set- tings. This includes, but is not limited to: articluating- boom, container, gantry, mobile, pedestal, portal, tower and stackercranes; balance-liftingunits; below-the-hook lifting devices; cableways; derricks; jacks; hoists; hooks; loads suspended from rotorcraft; material placement systems; monorails; rigging hardware; and scrap and material handlers.
This Standard does not apply to track and automotive jacks, railway or automobile wrecking cranes, shipboard cranes, shipboard cargo-handling equipment, welldrilling derricks, skip hoists, mine hoists, truck body hoists, car or barge pullers, conveyors, excavating equipment, or equipment falling within the scope of the following Committees: A10, A17, A90, A92, A120, B20, B56, and B77.
SECTION II: PURPOSE This Standard is designed to (a) guard against and minimize injury to workers, and otherwise provide for the protection of life, limb, and property by prescribing safety requirements (b) provide direction to owners, employers, supervisors, and others concerned with, or responsible for, its application (c) guide governments and other regulatory bodies in the development, promulgation, and enforcement of appropriate safety directives SECTION III: INTERPRETATIONS Uponrequest, the B30 Committee will render aninter- pretation of any requirement of the Standard.
Interpretations can only be rendered in response to awritten request sent to the Secretary of the B30 Commit-tee，ASME,Three Park Avenue, New York, NY 10016-5990.
The request for interpretation should be clear andunambiguous.It is further recommended that theinquirer submit his request utilizing the followingformat.
Subject:
Cite the applicable paragraph number(s)and provide a concise description.
Edition:
Cite the applicable edition of the pertinentvolume for which the interpretation is beingrequested.
Question: Phrase the question as a request for an inter-
pretation of a specific requirement suitablefor general understanding and use, not asa request for approval of a proprietarydesign or situation. The inquirer may alsoinclude any plans or drawings that are nec-essary to explain the question; however,they should not contain any proprietarynames or information.
Requests that are not in this format will be rewrittenin this format by the Committee prior to being answered,which could change the intent of the original request.ASME procedures provide for reconsideration of anyinterpretation when or if additional information thatmight affect an interpretation is available.Further, per-sons aggrieved by an interpretation may appeal to thecognizant ASME Committee or Subcommittee. ASMEdoes not “approve,” “certify,” “rate,” or “endorse” anyitem, construction, proprietary device, or activity.
SECTION V: NEW AND EXISTING INSTALLATIONSa)Effective Date. The effective date of this volume forthe purpose of defining new and existing installationsshall be 1 year after its date of issuance.
(b) New Installations.Construction, installation,inspection, testing, maintenance, and operation ofequipment manufactured and facilities constructed afterthe effective date of this volume shall conform to themandatory requirements of this volume.
(c)Existing Installations. Inspection, testing, mainte-nance, and operation of equipment manufactured andfacilities constructed prior to the effective date of thisvolume shall be done,as applicable, in accordance withthe requirements of this volume.
It is not the intent of this volume to require retrofittingof existing equipment.However, when an item is beingmodified,its performance requirement shall be reviewedrelative to the current volume.If the performance differssubstantially, the need to meet the current requirementshall be evaluated by a qualified person selected by the owner (user). Recommended changes shall be made by the owner (user) within 1 year. SECTION V: MANDATORY AND ADVISORY RULES Mandatory rules of this volume are characterized by use of the word shall. If a provision is of an advisory x nature, it is indicated by use of the word should and is a recommendation to be considered, the advisability of which depends on the facts in each situation. SECTION VI: METRIC CONVERSIONS The values stated in U.S. Customary units are to be regarded as the standard.