{"operation":"document","citation":"49 CFR 176.174","title":"Transport of Class 1 (explosive) materials in shipborne barges.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"(a) Fixed magazines may be built within a shipboard barge. Freight containers may be used as magazines within a barge.\n\n(b) Shipborne barges may be used for the carriage of all types of Class 1 (explosive) materials. When carrying Class 1 (explosive) materials requiring special stowage, the followin","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-176-174.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-176-174.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-176-174","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-176.174","body":"(a) Fixed magazines may be built within a shipboard barge. Freight containers may be used as magazines within a barge.\n\n(b) Shipborne barges may be used for the carriage of all types of Class 1 (explosive) materials. When carrying Class 1 (explosive) materials requiring special stowage, the following requirements apply:\n\n(1) Class 1 (explosive) materials in compatibility group G or H must be stowed in freight containers.\n\n(2) Class 1 (explosive) materials in compatibility group K or L must be stowed in steel magazines.\n\n(c) Class 1 (explosive) materials of different compatibility groups may not be stowed within the same shipborne barge unless under § 176.144(b) of this subpart they are authorized to be stowed in the same compartment.\n\n[Amdt. 176-30, 55 FR 52696, Dec. 21, 1990, as amended at 69 FR 76185, Dec. 20, 2004]","truncated":false,"body_characters":829}