☣️ UN 0328 • CLASS 1
Cartridges for weapons, inert projectile
Placard: Explosive 1.2C. 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 0328
Class: 1
Placard type: Explosive 1.2C
ERG: Guide 112 (check current ERG)
Isolation: ERG 112: isolate 500m (1600 ft) all directions, evacuate 1600m (1 mile) if fire or explosion risk
Chemical & Response Details
| Also known as | Ammunition cartridges inert projectileInert projectile ammunitionSmall arms cartridges with inert bulletMilitary cartridges inert |
| Appearance | Metallic cylindrical cartridges containing propellant charge with inert (non-explosive) projectiles. Typically brass or steel cased with various calibers and configurations. |
| Flash Point | Not applicable (solid propellant) |
| Boiling Point | Not applicable (solid propellant) |
| Vapor Density | Not applicable (solid) |
| Water Reactivity | No significant reaction with water |
| Extinguishing | Do not fight fire - evacuate area and allow to burn. If fire must be fought: use water from distance or unmanned hose holders |
| PPE | ⚠️ Level B minimum; full structural firefighting gear with SCBA; withdrawal recommended due to explosion/fragmentation hazard |
| Isolation | ERG 112: isolate 500m (1600 ft) all directions, evacuate 1600m (1 mile) if fire or explosion risk |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Common hazards (high level)
- Projection and fragmentation hazard on initiation.
- Blast overpressure in immediate area.
- Sensitive to heat, shock, or electrical current.
- May initiate other explosives in proximity.
First actions (field-minded)
- 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 0328 — Cartridges for weapons, inert projectile HAZMAT RADIO NOTE — UN 0328
Product: Cartridges for weapons, inert projectile
Class 1 / Explosive 1.2C / ERG 112
PPE: Level B minimum; full structural firefighting gear with SCBA; withdrawal recommended due to explosion/fragmentation hazard
ISOLATION: ERG 112: isolate 500m (1600 ft) all directions, evacuate 1600m (1 mile) if fire or explosion risk
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 0328 — Cartridges for weapons, inert projectile
Class: 1 | Placard: Explosive 1.2C | ERG Guide: 112
Appearance: Metallic cylindrical cartridges containing propellant charge with inert (non-explosive) projectiles. Typically brass or steel cased with various calibers and configurations.
Water Reactivity: No significant reaction with water
Extinguishing: Do not fight fire - evacuate area and allow to burn. If fire must be fought: use water from distance or unmanned hose holders
PPE: Level B minimum; full structural firefighting gear with SCBA; withdrawal recommended due to explosion/fragmentation hazard
Isolation: ERG 112: isolate 500m (1600 ft) all directions, evacuate 1600m (1 mile) if fire or explosion risk
— 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/0328 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN0328 Cartridges for weapons, inert projectile Cls1 ERG112 | allfirefighter.com/hazmat/un/0328SMS / 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/0328
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
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.
Level B minimum; full structural firefighting gear with SCBA; withdrawal recommended due to explosion/fragmentation hazard
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.