☣️ UN 0033 • CLASS 1
Bombs, with bursting charge
Placard: Explosive 1.1F. Training/quick-reference only — use current ERG + SOP/SOG for incident-specific actions.
🚒☣️
⚠️ This page is a quick-reference aid. For real incidents: stage upwind, isolate, deny entry, request Hazmat early, and consult the current ERG + SOP/SOG.
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Quick details
UN 0033
Class: 1
Placard type: Explosive 1.1F
ERG: Guide 112 (check current ERG)
Isolation: ERG 112: Isolate 1200m (3/4 mile) all directions; evacuate area and deny entry
Chemical & Response Details
| Also known as | Explosive bombsMilitary ordnance with bursting chargesHigh explosive bombsFragmentation bombs |
| Appearance | Military explosive devices containing high explosive bursting charges designed to detonate and fragment upon impact or activation. Typically metal-cased assemblies of varying sizes. |
| Flash Point | Not applicable (explosive device) |
| Boiling Point | Not applicable (explosive device) |
| Vapor Density | Not applicable (solid explosive device) |
| Water Reactivity | No significant reaction with water, but moisture may affect explosive reliability |
| Extinguishing | Do not fight fire — evacuate area immediately; water from unmanned devices only at maximum distance |
| PPE | ⚠️ Evacuation required — no approach permitted; bomb disposal/EOD personnel only with specialized protective equipment |
| Isolation | ERG 112: Isolate 1200m (3/4 mile) all directions; evacuate area and deny entry |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Common hazards (high level)
- Mass explosion hazard — entire load may detonate simultaneously.
- Severe blast overpressure and fragmentation.
- Sensitive to heat, shock, and friction.
- Secondary fire and debris hazard.
First actions (field-minded)
- CALL 911. Then call emergency response telephone number on shipping paper.
- Establish large isolation zone — minimum 500 meters in all directions.
- Stage upwind, uphill; limit personnel to essential responders only.
- Request Hazmat + law enforcement + additional resources immediately.
- Do not fight fire — evacuate and isolate; let burn if no life safety risk.
- Protect exposures only if safe and directed by command.
- Consult current ERG Guide 112 and follow SOP/SOG.
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UN 0033 — Bombs, with bursting charge HAZMAT RADIO NOTE — UN 0033
Product: Bombs, with bursting charge
Class 1 / Explosive 1.1F / ERG 112
PPE: Evacuation required — no approach permitted; bomb disposal/EOD personnel only with specialized protective equipment
ISOLATION: ERG 112: Isolate 1200m (3/4 mile) all directions; evacuate area and deny entry
ACTION: Stage upwind · Isolate · Deny entry · Request HazmatRADIO
Use for: Quick radio or face-to-face size-up. Short, structured, field-ready.
=== IC HAZMAT BRIEFING ===
UN 0033 — Bombs, with bursting charge
Class: 1 | Placard: Explosive 1.1F | ERG Guide: 112
Appearance: Military explosive devices containing high explosive bursting charges designed to detonate and fragment upon impact or activation. Typically metal-cased assemblies of varying sizes.
Water Reactivity: No significant reaction with water, but moisture may affect explosive reliability
Extinguishing: Do not fight fire — evacuate area immediately; water from unmanned devices only at maximum distance
PPE: Evacuation required — no approach permitted; bomb disposal/EOD personnel only with specialized protective equipment
Isolation: ERG 112: Isolate 1200m (3/4 mile) all directions; evacuate area and deny entry
— Key Hazards —
• Mass explosion hazard — entire load may detonate simultaneously.
• Severe blast overpressure and fragmentation.
• Sensitive to heat, shock, and friction.
— First Actions —
• CALL 911. Then call emergency response telephone number on shipping paper.
• Establish large isolation zone — minimum 500 meters in all directions.
• Stage upwind, uphill; limit personnel to essential responders only.
• Request Hazmat + law enforcement + additional resources immediately.
SOURCE: allfirefighter.com/hazmat/un/0033 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN0033 Bombs, with bursting charge Cls1 ERG112 | allfirefighter.com/hazmat/un/0033SMS / 160 CHAR
Use for: Quick text to command or incoming units. Fits in a single SMS. Includes link to full page.
⚠️ Quick-reference only. Always use current ERG + SOP/SOG for incident-specific actions. Page: https://allfirefighter.com/hazmat/un/0033
Related UN numbers (same class)
Discovery block for training / quick reference. Always consult the current ERG + your SOP/SOG for operations.
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FAQ
Mass explosion hazard — entire load may detonate simultaneously. Severe blast overpressure and fragmentation. Sensitive to heat, shock, and friction. Secondary fire and debris hazard.
CALL 911. Then call emergency response telephone number on shipping paper. Establish large isolation zone — minimum 500 meters in all directions. Stage upwind, uphill; limit personnel to essential responders only.
Evacuation required — no approach permitted; bomb disposal/EOD personnel only with specialized protective equipment
No. This is a training/quick-reference aid only. Always consult the current ERG Guide 112 and your department SOP/SOG for incident-specific protective actions.
Sources (high level): DOT/PHMSA marking & class concepts + ERG usage principles. This page does not reproduce ERG guide text—always consult the current ERG for incident-specific protective actions.