☣️ UN 0283 • CLASS 1
UN 0283 — Boosters, without detonator
Placard: Explosive 1.2D. ERG Guide 112. Training/quick-reference only — use current ERG + SOP/SOG for incident-specific actions.
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⚠️ 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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UN 0283 Quick Details
UN 0283
Product name: Boosters, without detonator
DOT Class: 1
Placard type: Explosive 1.2D
ERG Guide: 112 (check current ERG)
Initial isolation: ERG 112: Isolate 500m (1600 ft) in all directions. If fire or explosion has occurred, increase isolation distance to 800m (2500 ft). Evacuate area and deny entry except to authorized personnel.
Common Hazards of UN 0283
- Projection and fragmentation hazard on initiation.
- Blast overpressure in immediate area.
- Sensitive to heat, shock, or electrical current.
- May initiate other explosives in proximity.
Chemical Identity & Physical Properties
| Also known as | Explosive boostersSecondary explosive chargesIntermediate explosive chargesBooster pellets |
| Appearance | Solid explosive charges, typically cylindrical or pellet-shaped, varying colors (tan, yellow, white) depending on composition. Generally odorless or slight chemical odor. |
| Flash Point | Not applicable (explosive solid) |
| Boiling Point | Not applicable (decomposes violently upon initiation) |
| Vapor Density | Not applicable (solid) |
| Water Reactivity | No significant reaction with water, but moisture may affect stability of some compositions |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Fireground Response Guidance — UN 0283
Extinguishing Media
Do not use water or foam. Evacuate area and contact explosive ordnance disposal (EOD) team
PPE Requirements
⚠️ Minimum 1000 feet evacuation distance. Only trained EOD personnel with appropriate protective equipment should approach. Full protective gear required for authorized handlers.
Isolation & Evacuation
ERG 112: Isolate 500m (1600 ft) in all directions. If fire or explosion has occurred, increase isolation distance to 800m (2500 ft). Evacuate area and deny entry except to authorized personnel.
Always confirm protective actions with the current edition of the Emergency Response Guidebook (ERG Guide 112).
First Actions for a UN 0283 Incident
- CALL 911. Then call emergency response telephone number on shipping paper.
- Isolate minimum 500 meters; stage upwind and uphill.
- Request Hazmat + law enforcement immediately.
- Control ignition sources; deny unauthorized entry.
- Do not approach — projectile/fragmentation hazard.
- Consult current ERG Guide 112 and follow SOP/SOG.
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UN 0283 — Boosters, without detonatorHAZMAT RADIO NOTE — UN 0283
Product: Boosters, without detonator
Class 1 / Explosive 1.2D / ERG 112
PPE: Minimum 1000 feet evacuation distance. Only trained EOD personnel with appropriate protective equipment should approach. Full protective gear required for authorized handlers.
ISOLATION: ERG 112: Isolate 500m (1600 ft) in all directions. If fire or explosion has occurred, increase isolation distance to 800m (2500 ft). Evacuate area and deny entry except to authorized personnel.
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 0283 — Boosters, without detonator
Class: 1 | Placard: Explosive 1.2D | ERG Guide: 112
Appearance: Solid explosive charges, typically cylindrical or pellet-shaped, varying colors (tan, yellow, white) depending on composition. Generally odorless or slight chemical odor.
Water Reactivity: No significant reaction with water, but moisture may affect stability of some compositions
Extinguishing: Do not use water or foam. Evacuate area and contact explosive ordnance disposal (EOD) team
PPE: Minimum 1000 feet evacuation distance. Only trained EOD personnel with appropriate protective equipment should approach. Full protective gear required for authorized handlers.
Isolation: ERG 112: Isolate 500m (1600 ft) in all directions. If fire or explosion has occurred, increase isolation distance to 800m (2500 ft). Evacuate area and deny entry except to authorized personnel.
— Key Hazards —
• Projection and fragmentation hazard on initiation.
• Blast overpressure in immediate area.
• Sensitive to heat, shock, or electrical current.
— First Actions —
• CALL 911. Then call emergency response telephone number on shipping paper.
• Isolate minimum 500 meters; stage upwind and uphill.
• Request Hazmat + law enforcement immediately.
• Control ignition sources; deny unauthorized entry.
SOURCE: allfirefighter.com/hazmat/un/0283 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN0283 Boosters, without detonator Cls1 ERG112 | allfirefighter.com/hazmat/un/0283SMS / 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/0283
Related UN Numbers in Class 1
Discovery block for training / quick reference. Always consult the current ERG + your SOP/SOG for operations.
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Frequently Asked Questions about UN 0283
Projection and fragmentation hazard on initiation. Blast overpressure in immediate area. Sensitive to heat, shock, or electrical current. May initiate other explosives in proximity.
CALL 911. Then call emergency response telephone number on shipping paper. Isolate minimum 500 meters; stage upwind and uphill. Request Hazmat + law enforcement immediately.
Minimum 1000 feet evacuation distance. Only trained EOD personnel with appropriate protective equipment should approach. Full protective gear required for authorized handlers.
Water reactivity: No significant reaction with water, but moisture may affect stability of some compositions. Recommended extinguishing: Do not use water or foam. Evacuate area and contact explosive ordnance disposal (EOD) team.
ERG Guide 112 recommendation: ERG 112: Isolate 500m (1600 ft) in all directions. If fire or explosion has occurred, increase isolation distance to 800m (2500 ft). Evacuate area and deny entry except to authorized personnel.
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.