ASME_A17.4-1999.pdf

STD.ASME A17.4-ENGL19990759b70061467355bASME A17.4-1999GUIDE FOREMERGENCYPERSONNEL(Incudes Evacuation Proceduresand FirefightersServiceOperating Procedures)AN AMERICAN NATIONAL STANDARDSThe American Society ofMechanical EngineersCopyright ASME InternationalProvided by IHS under license with ASMENo reproduction or networking permitted without license from IHSNot for ResaleSTD.ASME A17.4-ENGL199907596700614b76265FOREWORDSince 1921,The American Society of Mechanical Engineers(ASME)has developedand published safety codes and standards for elevators,escalators,and relatedequipment.In the 1960s,a demand from many building owners,lessees,and operatingmanagements emphasized a need for a guide for the evacuation of passengersfrom stalled elevator cars.To meet this need relating to safety,the A17 ExecutiveCommittee initiated a project of study that resulted in the development of the A17Guide for the Evacuation of Passengers From Stalled Elevator Cars.This firstedition was endorsed by the A17 Standards Committee in December 1972,andwas published in 1973.Since the publication of the first edition of the Guide,changes to the A17.1Safety Code for Elevators and Escalators prompted the ASME A17 Committee torevise the Guide and keep it updated with new editions.The procedures contained in this Guide are based on past or current A17.1editions and do not take into account any local jurisdictional revisions that mayhave been made.The following is a list of approval dates and dates of issuance of all of theeditions of the Guide:EditionApprovedIssuedA17 GuideDecember 19721973A17.4-1986July28.1986October 31,1986A17.4-1991October 7,1991May15,1992A17.4-1999October 20,1999December 20,1999Acknowledgment.We gratefully acknowledge the Massachusetts FirefightingAcademy for providing the photographs used in this Guide.iiiCopyright ASME InternationalProvided by IHS under license with ASMENo reproduction or networking permitted without license from IHSNot for Resale