☣️ UN 1386 • CLASS 4
UN 1386 — Seed cake, with more than 1.5% oil and not more than 11% moisture
Placard: Spontaneously Combustible. ERG Guide 135. 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 1386 Quick Details
UN 1386
Product name: Seed cake, with more than 1.5% oil and not more than 11% moisture
DOT Class: 4
Placard type: Spontaneously Combustible
ERG Guide: 135 (check current ERG)
Initial isolation: ERG 135: isolate spill 25m all directions; if tank/cargo involved in fire, isolate 800m and consider evacuation
Common Hazards of UN 1386
- Flammable/combustible material.
- May ignite on contact with moist air or moisture.
- May burn rapidly with flare-burning effect.
- Some react vigorously or explosively on contact with water.
- Some may decompose explosively when heated or involved in a fire.
- May re-ignite after fire is extinguished.
- Runoff may create fire or explosion hazard.
- Containers may explode when heated.
Chemical Identity & Physical Properties
| Also known as | seed cakeoil seed cakeoilseed cakeseed meal cakevegetable oil seed cake |
| Appearance | Brown to tan compressed cake or meal-like solid material with characteristic oily or nutty odor. Derived from oil extraction of seeds such as linseed, cottonseed, or soybean. |
| Flash Point | Not applicable (spontaneously combustible solid) |
| Boiling Point | Not applicable (solid, decomposes) |
| Vapor Density | Not applicable (solid) |
| Water Reactivity | May ignite on contact with moisture or moist air due to self-heating and spontaneous combustion |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Fireground Response Guidance — UN 1386
Extinguishing Media
Dry chemical, CO2, sand, dry earth; avoid water due to self-heating risk
PPE Requirements
⚠️ Structural firefighters' protective clothing and SCBA; avoid inhalation of combustion products
Isolation & Evacuation
ERG 135: isolate spill 25m all directions; if tank/cargo involved in fire, isolate 800m and consider evacuation
Always confirm protective actions with the current edition of the Emergency Response Guidebook (ERG Guide 135).
First Actions for a UN 1386 Incident
- CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper
- Stay upwind, uphill and/or upstream.
- Keep unauthorized personnel away.
- Isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters
- For highlighted materials: see Table 1 - Initial Isolation and Protective Action Distances.
- For non-highlighted materials: increase the immediate precautionary measure distance, in the downwind
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📋 Copy & Share Field Card
UN 1386 — Seed cake, with more than 1.5% oil and nHAZMAT RADIO NOTE — UN 1386
Product: Seed cake, with more than 1.5% oil and not more than 11% moisture
Class 4 / Spontaneously Combustible / ERG 135
PPE: Structural firefighters' protective clothing and SCBA; avoid inhalation of combustion products
ISOLATION: ERG 135: isolate spill 25m all directions; if tank/cargo involved in fire, isolate 800m and consider evacuation
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 1386 — Seed cake, with more than 1.5% oil and not more than 11% moisture
Class: 4 | Placard: Spontaneously Combustible | ERG Guide: 135
Appearance: Brown to tan compressed cake or meal-like solid material with characteristic oily or nutty odor. Derived from oil extraction of seeds such as linseed, cottonseed, or soybean.
Water Reactivity: May ignite on contact with moisture or moist air due to self-heating and spontaneous combustion
Extinguishing: Dry chemical, CO2, sand, dry earth; avoid water due to self-heating risk
PPE: Structural firefighters' protective clothing and SCBA; avoid inhalation of combustion products
Isolation: ERG 135: isolate spill 25m all directions; if tank/cargo involved in fire, isolate 800m and consider evacuation
— Key Hazards —
• Flammable/combustible material.
• May ignite on contact with moist air or moisture.
• May burn rapidly with flare-burning effect.
— First Actions —
• CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper
• Stay upwind, uphill and/or upstream.
• Keep unauthorized personnel away.
• Isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters
SOURCE: allfirefighter.com/hazmat/un/1386 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN1386 Seed cake, with more than 1.5% oil and not more than 11% moisture Cls4 ERG135 | allfirefighter.com/hazmat/un/1386SMS / 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/1386
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Frequently Asked Questions about UN 1386
Flammable/combustible material. May ignite on contact with moist air or moisture. May burn rapidly with flare-burning effect. Some react vigorously or explosively on contact with water. Some may decompose explosively when heated or involved in a fire. May re-ignite after fire is extinguished. Runoff may create fire or explosion hazard. Containers may explode when heated.
CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper Stay upwind, uphill and/or upstream. Keep unauthorized personnel away.
Structural firefighters' protective clothing and SCBA; avoid inhalation of combustion products
Water reactivity: May ignite on contact with moisture or moist air due to self-heating and spontaneous combustion. Recommended extinguishing: Dry chemical, CO2, sand, dry earth; avoid water due to self-heating risk.
ERG Guide 135 recommendation: ERG 135: isolate spill 25m all directions; if tank/cargo involved in fire, isolate 800m and consider evacuation
No. This is a training/quick-reference aid only. Always consult the current ERG Guide 135 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.