☣️ 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.

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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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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 asAmmunition cartridges inert projectileInert projectile ammunitionSmall arms cartridges with inert bulletMilitary cartridges inert
AppearanceMetallic cylindrical cartridges containing propellant charge with inert (non-explosive) projectiles. Typically brass or steel cased with various calibers and configurations.
Flash PointNot applicable (solid propellant)
Boiling PointNot applicable (solid propellant)
Vapor DensityNot applicable (solid)
Water ReactivityNo significant reaction with water
ExtinguishingDo 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
IsolationERG 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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📋 Copy & Share
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.

SMS WhatsApp
=== 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.

SMS (short)
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.