☣️ UN 0070 • CLASS 1
UN 0070 — Cartridges, signal
Placard: Explosive 1.4G. ERG Guide 114. 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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UN 0070 Quick Details
UN 0070
Product name: Cartridges, signal
DOT Class: 1
Placard type: Explosive 1.4G
ERG Guide: 114 (check current ERG)
Initial isolation: ERG 114: isolate 100m all directions; if fire or large spill, consider evacuation 800m downwind
Common Hazards of UN 0070
- Deflagration hazard
- Projectile and fire hazard
- May initiate secondary fires
Chemical Identity & Physical Properties
| Also known as | Signal cartridgesPyrotechnic signal devicesFlare cartridgesDistress signal cartridges |
| Appearance | Cylindrical metal or plastic cartridges containing pyrotechnic compositions, typically colored powders. May produce colored smoke or light when activated. |
| Flash Point | Not applicable (pyrotechnic device) |
| Boiling Point | Not applicable (pyrotechnic device) |
| Vapor Density | Not applicable (solid pyrotechnic) |
| Water Reactivity | May contain water-reactive compounds; avoid immersion |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Fireground Response Guidance — UN 0070
Extinguishing Media
Dry chemical, sand, or dry powder; avoid water on burning cartridges
PPE Requirements
⚠️ Level D minimum during handling; Level C with SCBA if fire or deflagration occurs; protect against projectiles
Isolation & Evacuation
ERG 114: isolate 100m all directions; if fire or large spill, consider evacuation 800m downwind
Always confirm protective actions with the current edition of the Emergency Response Guidebook (ERG Guide 114).
First Actions for a UN 0070 Incident
- CALL 911. Notify law enforcement.
- Isolate area; keep unauthorized personnel away
- Stage upwind; no ignition sources
- Request Hazmat + law enforcement
- Consult current ERG Guide 114 and SOP/SOG
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📋 Copy & Share Field Card
UN 0070 — Cartridges, signalHAZMAT RADIO NOTE — UN 0070
Product: Cartridges, signal
Class 1 / Explosive 1.4G / ERG 114
PPE: Level D minimum during handling; Level C with SCBA if fire or deflagration occurs; protect against projectiles
ISOLATION: ERG 114: isolate 100m all directions; if fire or large spill, consider evacuation 800m downwind
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 0070 — Cartridges, signal
Class: 1 | Placard: Explosive 1.4G | ERG Guide: 114
Appearance: Cylindrical metal or plastic cartridges containing pyrotechnic compositions, typically colored powders. May produce colored smoke or light when activated.
Water Reactivity: May contain water-reactive compounds; avoid immersion
Extinguishing: Dry chemical, sand, or dry powder; avoid water on burning cartridges
PPE: Level D minimum during handling; Level C with SCBA if fire or deflagration occurs; protect against projectiles
Isolation: ERG 114: isolate 100m all directions; if fire or large spill, consider evacuation 800m downwind
— Key Hazards —
• Deflagration hazard
• Projectile and fire hazard
• May initiate secondary fires
— First Actions —
• CALL 911. Notify law enforcement.
• Isolate area; keep unauthorized personnel away
• Stage upwind; no ignition sources
• Request Hazmat + law enforcement
SOURCE: allfirefighter.com/hazmat/un/0070 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN0070 Cartridges, signal Cls1 ERG114 | ERG 114: isolate 100m all directions; if fire or large spill, consider evacuatio | allfirefighter.com/hazmat/un/0070SMS / 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/0070
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 0070
Deflagration hazard Projectile and fire hazard May initiate secondary fires
CALL 911. Notify law enforcement. Isolate area; keep unauthorized personnel away Stage upwind; no ignition sources
Level D minimum during handling; Level C with SCBA if fire or deflagration occurs; protect against projectiles
Water reactivity: May contain water-reactive compounds; avoid immersion. Recommended extinguishing: Dry chemical, sand, or dry powder; avoid water on burning cartridges.
ERG Guide 114 recommendation: ERG 114: isolate 100m all directions; if fire or large spill, consider evacuation 800m downwind
No. This is a training/quick-reference aid only. Always consult the current ERG Guide 114 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.