{"operation":"document","citation":"00-0239","title":"National Tank Truck Carriers, Inc — Hazardous Materials Safety Interpretation","source_type":"guidance","agency":"Pipeline and Hazardous Materials Safety Administration","status":"guidance","official":true,"published_on":"2000-09-11","effective_on":null,"summary":"00-0239 response to National Tank Truck Carriers, Inc concerning 180.416.","machine_formats":{"json":"https://regulus.evalyn.ai/document/phmsa-interpretation-00-0239.json","markdown":"https://regulus.evalyn.ai/document/phmsa-interpretation-00-0239.md"},"app_url":"https://regulus.evalyn.ai/document/phmsa-interpretation-00-0239","source_url":"https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2000/000239.pdf","body":"<<<PAGE 1>>>\n\nof Transportation\nU.S. Department\nWashington S. 20\nWashington, D.C.\nResearch and\nspecial Program:\nIdministratior\nSEP 1 1 2000\nMr. Clifford J. Harvison\nRef. No. 00-0239\nPresident, National Tank Truck Carriers, Inc.\n2200 Mill Road\nAlexandria, VA 22314\nDear Mr. Harvison:\nThis responds to your letter, dated June 29, 2000, requesting clarification of the requirements of the\nHazardous Materials Regulations (HMR; 49 CFR Parts 171-180) applicable to MC 330 and MC 331\ncargo tanks. Your specific question relates to monthly inspections and tests of emergency discharge\ncontrol systems on cargo tanks.\nYour understanding is correct. The monthly inspections and tests applicable to cargo tank emergency\ndischarge control systems, as specified in § 180.416(d) of the HMR, may be conducted at any suitable\nlocation.\nI hope this information is helpful. If you have further questions, please do not hesitate to contact this\noffice.\nSincerely,\nTho\nomm\n4. All.\nThomas G. Allan\nSenior Transportation Regulations Specialist\nOffice of Hazardous Materials Standards\n000239\n180.416\n\n<<<PAGE 2>>>\n\n401078180.416 (d\nNATIONAL TANK\nHM-225\n(Testina\nCurao\nNTTC\nNATIONAL TANK TRUCK CARRIERS, INC.\nTank\nTRUCK CARRIERS\nTHE\nNATIONAL ORGA\nTRY\nEquip.\nCLIFFORD J. HARVISON\nPRESIDENT\n2200 MILL ROAD • ALEXANDRIA, VA 22314-4677\nPHONE: 703/838-1960 • FAX: 703/684-5753\n00-239\nJune 29, 2000\nGeneral Engineer\nMr. Ron Kirkpatrick\nOHMT\nDHM-22.1\nRSPA\nUnited States Department of Transportation\nWashington, DC 20590\nDear Mr. Kirkpatrick:\nthought it was well-organized and productive.\nThank you for including yours truly in the Chicago meeting relative to the implementation of HM-225. I\nthe requirements of 49 CFR 180.416 (d). In summary, that regulation requires owners/operators of certain\nMore to the point, please consider this letter as a request for interpretation dealing with implementation of\nMC 330/331 cargo tanks to perform \"monthly inspections and tests\" of the cargo tank's emergency\ndischarge control system\"\nfacility, \"CT\" facility, etc.). Therefore, it is NTT's opinion that the relevant inspections and tests may be\nCurrently, the regulation does not specify a location at which the test must be performed (i.e. a carrie:\nperformed at any suitable location, so long as the inspections and tests comply with the rule, as written.\nWould you please confirm NTT's \"opinion\" on this matter.\nThank you, in advance, for your cooperation.\nVery truly yours,\n..\nT7A1\n:\nCliftotal J. Harvison\nPresident","truncated":false,"body_characters":2482}