1、 Tentative Interim Amendment NFPA1127 Code for High Power Rocketry 2018 Edition Reference: 4.16.3.3 TIA 18-1 (SC 17-8-27 / TIA Log #1260) Pursuant to Section 5 of the NFPA Regulations Governing the Development of NFPA Standards, the National Fire Protection Association has issued the following Tenta
2、tive Interim Amendment to NFPA 1127, Code for High Power Rocketry, 2018 edition. The TIA was processed by the Technical Committee on Pyrotechnics, and was issued by the Standards Council on August 15, 2017, with an effective date of September 4, 2017. A Tentative Interim Amendment is tentative becau
3、se it has not been processed through the entire standards-making procedures. It is interim because it is effective only between editions of the standard. A TIA automatically becomes a public input of the proponent for the next edition of the standard; as such, it then is subject to all of the proced
4、ures of the standards-making process. 1. Revise 4.16.3.3 to read as follows: 4.16.3.3 When three or more rockets are to be launched simultaneously, the minimum spectator and participant distance shall be twice the value set forth in Table 4.16.3 for a complex rocket with the same total installed imp
5、ulse, but not more than 610 m (2000 ft), or 1.5 times the highest altitude expected to be reached by any of the rockets, whichever is less. Issue Date: August 17, 2017 Effective Date: September 6, 2017 (Note: For further information on NFPA Codes and Standards, please see www.nfpa.org/docinfo) Copyright 2017 All Rights Reserved NATIONAL FIRE PROTECTION ASSOCIATION
