ASME B30.18-2021 pdf download.Stacker Cranes.
SECTION x: REQUESTS FOR INTERPRETATION The B30 Standards Committee will render an interpre- tation of the provisions of the B30 Standard. An Interpre- tation Submittal Form is available on ASME's website at http://cstools.asme.org/Interpretation/Interpretation- Form.cfm. Phrase the question as a request for an interpretation of a specific provision suitable for general understanding and use, not as a request for approval of a proprietary design or situation. Plans or drawings that explain the question may be submitted to clarify the question. However, they should not contain any proprietary names or information. Read carefully the note addressing the types of requests that the B30 Standards Committee can and cannot consider. Upon submittal, the request will be forwarded to the relevant B30 Subcommittee for a draft response, which will then be subject to approval by the B30 Standards Committee prior to its formal issuance. The B30 Standards Committee may rewrite the question for the sake of clarity. Interpretations to the B30 Standard will be available online at https://cstools.asme.org/Interpretation/ SearchInterpretation.cfm.
SECTION X: ADDITIONAL GUIDANCE The equipment covered by the B30 Standard is subject to hazards that cannot be abated by mechanical means, but only by the exercise of intelligence, care, and common sense. It is therefore essential to have personnel involved in the use and operation of equipment who are competent, careful, physically and mentally qualified, and trained in the proper operation ofthe equipment and the handling of loads. Serious hazards include, but are not limited to, improper or inadequate maintenance, overloading. drop- ping or slipping of the load, obstructing the free passage of the load, and using equipment for a purpose for which it was not intended or designed.
18-0.2.2 General abnormal operating conditions: environmental conditions that are unfavorable, harmful, or detrimental to the opera- tion of the equipment, such as excessively high or low temperatures, exposure to adverse weather, corrosive fumes, dust- or moisture-laden atmospheres, and hazard- ous locations. aisle: space between storage compartment rows in which the equipment may operate. ampacity: current-carrying capacity of electric conduc- tors, in amperes. automatic or automatically: pertains to equipment func- tions that do not require the attention of the operator during their functional operation. brake: a device, other than a motor, used for retarding or stopping motion by means of friction or power. bridge: that part of a crane consisting of one or more girders, trucks, end ties, footwalks, and drive mechanism that carries the trolley or trolleys. bridge conductors: the electrical conductors located along the bridge structure that transmit control signals and power to the tolley(s).ASME B30.18 pdf download.