NFPA@ 450 Guide for Emergency Medical Services and Systems 2013 Edition NFPA NFPA, 1 Batterymarch Park, Quincy, MA 02169-7471 An International Codes and Standards Organization Registerfor Visit the Become a Subscribe Seminars, Webinars, to the FIRE CODES NFPA Catalog Member PA and Online Courses IMPORTANTNOTICESANDDISCLAIMERSCONCERNINGNFPADOCUMENTS NOTICEANDDISCLAIMEROFLIABILITYCONCERNINGTHEUSEOFNFPADOCUMENTS NFPA codes, standards, recommended practices, and guides ("NFPA Documents"), of which the document contained herein is one, are developed through a consensus standards development process approved by the American National Standards Institute. This process brings together volunteers representing varied viewpoints and interests to achieve consensus on fire and other safety issues. While the NFPA administers the process and establishes rules to promote fairness in the development of consensus, it does not independently test, evaluate, or verify the accuracy of any information or the soundness of any judgments contained in NFPA Documents. The NFPA disclaims liability for any personal injury, property or other damages of any nature whatsoever, whether special, indirect, consequential or compensatory, directly or indirectly resulting from the publication, use of, or reliance on NFPA Documents. The NFPA also makes no guaranty or warranty as to the accuracy or completeness of any information published herein. In issuing and making NFPA Documents available, the NFPA is not undertaking to render professional or other services for or on behalf of any person or entity. Nor is the NFPA undertaking to perform any duty owed by any person or entity to someone else. Anyone using this document should rely on his or her own independent judgment or, as appropriate, seek the advice of a competent professional in determining the exercise of reasonable care in any givencircumstances. The NFPA has no power, nor does it undertake, to police or enforce compliance with the contents of NFPA Documents. Nor does the NFPA list, certify, test, or inspect products, designs, or installations for compliance with this document. Any certification or other statement of compliance with the requirements of this document shall not be attributable to the NFPA and is solely the responsibility of the certifier or maker of the statement. ISBN: 978-145590431-0 (Print) ISBN: 978-145590480-8 (PDF) 8/12 IMPORTANTNOTICESANDDISCLAIMERSCONCERNINGNFPADOCUMENTS ADDITIONALNOTICESANDDISCLAIMERS Updating ofNFPADocuments Users of NFPA codes, standards, recommended practices, and guides (NFPA Documents") should be aware that these documents may be superseded at any time by the issuance of new editions or may be amended from time to time through the issuance of'Tentative Interim Amendments An official NFPA Document at any point in time consists of the current edition of the document together with any Tentative Interim Amendments and any Errata then in effect. In order to determine whether a given document is the current edition and whether it has been amended through the issuance of Tentative Interim Amendments or corrected through the issuance of Errata, consult appropriate NFPA publications such as the National Fire Codes? Subscription Service, visit the NFPA website at www.nfpa.org, or contact the NFPA at the address listed below. Interpretations of NFPADocuments A statement, written or oral, that is not processed in accordance with Section 6 of the Regulations Governing Committee Projects shall not be Patents The NFPA does not take any position with respect to the validity of any patent rights referenced in, related to, or asserted in connection with an NFPA Document. The users of NFPA Documents bear the sole responsibility for determining the validity of any such patent rights, as well as the risk of infringement of such rights, and the NFPA disclaims liability for the infringement of any patent resulting from the use of or reliance on NFPA Documents. NFPA adheres to the pol