{"operation":"document","citation":"99-0203","title":"Office of Material Movemen — Hazardous Materials Safety Interpretation","source_type":"guidance","agency":"Pipeline and Hazardous Materials Safety Administration","status":"guidance","official":true,"published_on":"2000-03-21","effective_on":null,"summary":"99-0203 response to Office of Material Movemen concerning 177.848.","machine_formats":{"json":"https://regulus.evalyn.ai/document/phmsa-interpretation-99-0203.json","markdown":"https://regulus.evalyn.ai/document/phmsa-interpretation-99-0203.md"},"app_url":"https://regulus.evalyn.ai/document/phmsa-interpretation-99-0203","source_url":"https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/1999/990203.pdf","body":"<<<PAGE 1>>>\n\n:\nU.S. Department\nof Transportation\n400 Seventh Street, S.W.\nWashington, D.C. 20590\nSpecial Programs\nResearch and\nAdministration\n• MAR 2 1 2000\nDepartment of the Army\nRef. No. 99-0203\n• Office of Material Movement/\nTerminal Warehouse Branch\nBuilding 1304, Nighthawk Street\nFort Rucker, AL 36362-5116\nAttention: Ms. Karon Jewell\nDear Ms. Jewell:\nThis is in response to your telephone conversation with Eric Nelson of my staff, and subsequent\nletter dated May 26, 1999, concerning the requirements for the segregation of explosives under the\nHazardous Materials Regulations (HMR; 49 CFR Parts 171-180). Your questions are paraphrased\nand answered as follows:\nQuestion 1: Can an explosive in compatibility group G be stowed together during shipment\nwith a compatibility groups S and C?\nThe answer to your question is yes, they can be shipped together by motor vehicle providing that the\nDivision 1.4G explosives are not fireworks, and the Division 1.4S explosives are not detonators (as\ndefined in 177.835(g)).\narticle?\nQuestion 2: What is the difference between an explosive substance and an explosive\nAn explosive substance is a material which meets the definition of an explosive as defined by\nSubpart C of Part 173 of the HMR, and is designed to produce a practical effect by explosion. An\nexplosive article is a device containing an explosive substance, such as a detonator or a cartridge for\nweapons.\nI hope this information is helpful. If you have further questions, please do not hesitate to contact this\nOffice.\nSincerely,\nDelmer F. Billings\nChief, Standards Development\nOffice of Hazardous Materials Standards\n\n<<<PAGE 2>>>\n\n7-28-1999,8:23AM\n• FROM\nP. 2\n•\nDEPARTMENT OF THE ARMY\nNelser\nIEADQUARTERS UNITED STATES ARMY AVIATION CENTER AND FORT RUCKEI\nORT RUCKER, ALABAMA 36362-5000\n177.848\nJuly 27, 1999\nATTENTION 09\nREPLYTO\n99-0203\nOffice of Material Movement/Terminal Warehouse Branch\nRSPA Office of Hazardous Material Standards\nUS Department of Transportation\n400 Seventh Street, SW\nATTN: Eric\nWashington, DC 20590-0001\n1. Reference phone conversation July 22, 1999 between Karon Jewell this office and\nEric - DOT.\n2. The following information is submitted for interpretation and clarification:\na. Can the following explosives be shipped and stowed together? Can 1.4G be\nmixed with 1.4S and 1.4C?\n(1) UN 0339 - Cartridges for Weapons Inert Projectile-\n(2) UN 0339 - Cartridges for Small Arms--\n-1.4C\n(3) UN 0038 - Cartridges for Weapons, Blank--\n1.4C\n(4) UN 0300 - Ammunition Incendiary-\n-1.4C\n(5) UN 0014 - Cartridges for Small Arms Blank....-\n1.4G\n(6) UN 0012 - Cartridges Small Arms-\n1.4S\n- 1.4S\n3. Reference is made to Subpart C, Paragraph 177.848 (f) Compatibility Table for\nClass 1 (Explosive) Materials. Compatibility for Groups G & C' show instructional note\n\"f\". Quote: \"f\" means explosive articles in compatibility group G, other than fireworks\nand those requiring special stowage, may be stowed with articles of compatibility groups\nC, D, and E, provided no explosive substances are carried in the same vehicle.\na. What is the difference between \"explosive articles\" and \"explosive substances\"?\n•4. POC: Karon Jewell-PH: (334) 255-9070 or (334) 255-2049.\nFAX: (334) 255-3121.\nMAILING ADDRESS: Building 1304, Nighthawk Street\nFort Rucker, AI 36362-5116\nKanGewel\nKaron Jeal\n-\nC, Mat Mvmts/Tml Whse Br\n\"OUR MISSION IS WARFIGHTING!\"\n•.","truncated":false,"body_characters":3365}