{"operation":"document","citation":"49 CFR 176.170","title":"Transport of Class 1 (explosive) materials in freight containers.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"(a) When Class 1 (explosive) materials are stowed in a freight container, the freight container, for the purposes of this subpart, may be regarded as a closed transport unit for class 1 or a magazine but not a separate compartment.\n\n(b) Freight containers loaded with Class 1 (explosive) materials, e","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-176-170.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-176-170.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-176-170","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-176.170","body":"(a) When Class 1 (explosive) materials are stowed in a freight container, the freight container, for the purposes of this subpart, may be regarded as a closed transport unit for class 1 or a magazine but not a separate compartment.\n\n(b) Freight containers loaded with Class 1 (explosive) materials, except for explosives in Division 1.4, must not be stowed in the outermost row of containers.\n\n(c) [Reserved]\n\n(d) Class 1 (explosive) materials of different compatibility groups may not be stowed within the same freight container except as allowed in § 176.144 of this subpart.\n\n(e) On vessels, other than specially fitted container ships, freight containers containing Class 1 (explosive) materials must be stowed only in the lowest tier.\n\n(f) Freight containers carrying different Class 1 (explosive) materials require no segregation from each other, if the provisions of § 176.144 of this subpart allow the Class 1 (explosive) materials to be carried together in the same compartment. In all other instances, the containers must be “separated from” one another in accordance with § 176.83(f) of this part.\n\n(g) Freight containers carrying Class 1 (explosive) materials may not be handled on board a vessel with fork lift trucks unless approved by the COTP. This does not preclude the use of front-loading trucks using side-frame lifting equipment.\n\n[Amdt. 176-30, 55 FR 52696, Dec. 21, 1990, as amended at 56 FR 66282, Dec. 20, 1991; 68 FR 45041, July 31, 2003; 69 FR 76185, Dec. 20, 2004; 78 FR 1095, Jan. 7, 2013]","truncated":false,"body_characters":1518}