☣️ UN 0284 • CLASS 1
Grenades, hand or rifle, 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 0284
Class: 1
Placard type: Explosive 1.1F
ERG: Guide 112 (check current ERG)
Isolation: ERG 112: Isolate 500m (1600 ft) all directions; if fire or explosion involved, evacuate 1600m (1 mile) radius; treat as mass explosion hazard (1.1)
Chemical & Response Details
| Also known as | Hand grenadesRifle grenadesMilitary grenadesFragmentation grenadesExplosive grenades |
| Appearance | Metal or composite cylindrical devices containing high explosive bursting charges and fragmentation sleeves. Typically olive drab, black, or military colors. Solid munitions at room temperature. |
| Flash Point | Not applicable (explosive ordnance) |
| Boiling Point | Not applicable (explosive ordnance) |
| Vapor Density | Not applicable (solid explosive device) |
| Water Reactivity | No significant reaction with water, but immersion does not render safe |
| Extinguishing | DO NOT fight fire — withdraw immediately if grenades exposed to fire; use unmanned hose holders or monitor nozzles from maximum distance if fighting peripheral fires |
| PPE | ⚠️ Evacuation only — no firefighting recommended; if absolutely necessary, full structural firefighting gear with SCBA from maximum distance behind blast-resistant barriers |
| Isolation | ERG 112: Isolate 500m (1600 ft) all directions; if fire or explosion involved, evacuate 1600m (1 mile) radius; treat as mass explosion hazard (1.1) |
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 0284 — Grenades, hand or rifle, with bursting c HAZMAT RADIO NOTE — UN 0284
Product: Grenades, hand or rifle, with bursting charge
Class 1 / Explosive 1.1F / ERG 112
PPE: Evacuation only — no firefighting recommended; if absolutely necessary, full structural firefighting gear with SCBA from maximum distance behind blast-resistant barriers
ISOLATION: ERG 112: Isolate 500m (1600 ft) all directions; if fire or explosion involved, evacuate 1600m (1 mile) radius; treat as mass explosion hazard (1.1)
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 0284 — Grenades, hand or rifle, with bursting charge
Class: 1 | Placard: Explosive 1.1F | ERG Guide: 112
Appearance: Metal or composite cylindrical devices containing high explosive bursting charges and fragmentation sleeves. Typically olive drab, black, or military colors. Solid munitions at room temperature.
Water Reactivity: No significant reaction with water, but immersion does not render safe
Extinguishing: DO NOT fight fire — withdraw immediately if grenades exposed to fire; use unmanned hose holders or monitor nozzles from maximum distance if fighting peripheral fires
PPE: Evacuation only — no firefighting recommended; if absolutely necessary, full structural firefighting gear with SCBA from maximum distance behind blast-resistant barriers
Isolation: ERG 112: Isolate 500m (1600 ft) all directions; if fire or explosion involved, evacuate 1600m (1 mile) radius; treat as mass explosion hazard (1.1)
— 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/0284 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN0284 Grenades, hand or rifle, with bursting charge Cls1 ERG112 | allfirefighter.com/hazmat/un/0284SMS / 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/0284
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 only — no firefighting recommended; if absolutely necessary, full structural firefighting gear with SCBA from maximum distance behind blast-resistant barriers
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.