# Guide 114: Explosives* - Division 1.4 or 1.6

- **operation:** document
- **citation:** ERG 2024 Guide 114
- **title:** Guide 114: Explosives* - Division 1.4 or 1.6
- **source type:** guidance
- **agency:** U.S. DOT / Transport Canada / SICT
- **status:** guidance
- **official:** true
- **published on:** 2024-04-04
- **effective on:** Not available
- **summary:** ERG2024 response Guide 114: Explosives* - Division 1.4 or 1.6.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-erg-2024-guide-114.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-erg-2024-guide-114.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-erg-2024-guide-114
- **source url:** https://www.phmsa.dot.gov/erg/guide?number=114
**body:**

GUIDE
114
Explosives* - Division 1.4 or 1.6
POTENTIAL HAZARDS
FIRE OR EXPLOSION
•
MAY EXPLODE AND THROW FRAGMENTS 800 METERS (1/2 MILE) OR MORE IF FIRE REACHES
CARGO.
HEALTH
•
•
•
•
•
•
Fire may produce irritating, corrosive and/or toxic gases.
PUBLIC SAFETY
CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper
not available or no answer, refer to appropriate telephone number listed on the inside back cover.
Move people out of line of sight of the scene and away from windows.
Keep unauthorized personnel away.
Stay upwind, uphill and/or upstream.
Ventilate closed spaces before entering, but only if properly trained and equipped.
PROTECTIVE CLOTHING
•
Wear positive pressure self-contained breathing apparatus (SCBA).
•
Structural firefighters' protective clothing provides thermal protection but only limited chemical protection.
EVACUATION
Immediate precautionary measure
•
•
•
Isolate spill or leak area immediately for at least 100 meters (330 feet) in all directions.
Large Spill
Consider initial evacuation for 250 meters (800 feet) in all directions.
Fire
•
If rail car or trailer is involved in a fire, ISOLATE for 800 meters (1/2 mile) in all directions; also initiate
evacuation including emergency responders for 800 meters (1/2 mile) in all directions.
If fire threatens cargo area containing packages bearing the 1.4S label or packages containing material
classified as 1.4S, consider isolating at least 15 meters (50 feet) in all directions.
*
For information on "Compatibility Group" letters,
refer to the Glossary section.
Page 158
ERG 2024

Explosives* - Division 1.4 or 1.6
GUIDE
114
EMERGENCY RESPONSE
FIRE
CARGO Fire
•
DO NOT fight fire when fire reaches cargo! Cargo may EXPLODE!
•
Stop all traffic and clear the area for at least 800 meters (1/2 mile) in all directions and let burn.
•
Do not move cargo or vehicle if cargo has been exposed to heat.
TIRE or VEHICLE Fire
•
Use plenty of water - FLOOD it! If water is not available, use CO2, dry chemical or dirt.
•
If possible, and WITHOUT RISK, use unmanned master stream devices or monitor nozzles from
maximum distance to prevent fire from spreading to cargo area.
•
Pay special attention to tire fires as re-ignition may occur. Stand by, at a safe distance, with extinguisher
ready for possible re-ignition.
CLASS 1.4S Fire
•
Packages bearing the 1.4S label or packages containing material classified as 1.4S are designed
or packaged in such a manner that when involved in a fire, they may burn vigorously with localized
detonations and projection of fragments.
•
Effects are usually confined to immediate vicinity of packages.
•
Fight fire with normal precautions from a reasonable distance.
SPILL OR LEAK
•
ELIMINATE all ignition sources (no smoking, flares, sparks or flames) from immediate area.
•
All equipment used when handling the product must be grounded.
•
Do not touch or walk through spilled material.
•
DO NOT OPERATE RADIO TRANSMITTERS WITHIN 100 METERS (330 FEET) OF ELECTRIC
DETONATORS.
•
DO NOT CLEAN-UP OR DISPOSE OF, EXCEPT UNDER SUPERVISION OF A SPECIALIST.
FIRST AID
Refer to the “General First Aid” section.
In Canada, an Emergency Response Assistance Plan (ERAP) may be required for this product.
Please consult the shipping paper and/or the "ERAP" section.
ERG 2024
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