{"operation":"document","citation":"49 CFR 176.140","title":"Segregation from other classes of hazardous materials.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"(a) Class 1 (explosive) materials must be segregated from other packaged hazardous materials in accordance with § 176.83.\n\n(b) Class 1 (explosive) materials must be segregated from bulk solid dangerous cargoes in accordance with the IMDG Code (IBR, see § 171.7 of this subchapter). Notwithstanding § ","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-176-140.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-176-140.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-176-140","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-176.140","body":"(a) Class 1 (explosive) materials must be segregated from other packaged hazardous materials in accordance with § 176.83.\n\n(b) Class 1 (explosive) materials must be segregated from bulk solid dangerous cargoes in accordance with the IMDG Code (IBR, see § 171.7 of this subchapter). Notwithstanding § 176.83(b), ammonium nitrate and sodium nitrate may be stowed together with blasting explosives, except those containing chlorates, provided the mixed stowage is treated as blasting explosives (see § 176.410(e)).\n\n[Amdt. 176-30, 55 FR 52696, Dec. 21, 1990, as amended at 68 FR 45041, July 31, 2003; 68 FR 75748, Dec. 31, 2003]","truncated":false,"body_characters":625}