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2. Firewall (construction) - Wikipedia

   en.wikipedia.org/wiki/Firewall_(construction)

   Firewall residential construction, separating the building into two separate residential units, and fire areas Example of a firewall used to inhibit the spread of a fire at an electrical substation. A firewall is a fire-resistant barrier used to prevent the spread of fire. Firewalls are built between or through buildings, structures, or ...

3. High-voltage transformer fire barriers - Wikipedia

   en.wikipedia.org/wiki/High-voltage_transformer...

   The primary North American document that deals with outdoor high-voltage transformer fire barriers is NFPA 850. [1] NFPA 850 outlines that outdoor oil-insulated transformers should be separated from adjacent structures and from each other by firewalls, spatial separation, or other approved means for the purpose of limiting the damage and potential spread of fire from a transformer failure.

4. Firestop - Wikipedia

   en.wikipedia.org/wiki/Firestop

   A firestop or fire-stopping is a form of passive fire protection that is used to seal around openings and between joints in a fire-resistance-rated wall or floor assembly. . Firestops are designed to maintain the fire-resistance rating of a wall or floor assembly intended to impede the spread of fire and

5. Centralia mine fire - Wikipedia

   en.wikipedia.org/wiki/Centralia_mine_fire

   The borough, by law, was responsible for installing a fire-resistant clay barrier between each layer of trash in the landfill, but fell behind schedule, leaving the barrier incomplete. This allowed the hot coals to penetrate the vein of coal underneath the pit, lighting the subsequent subterranean fire. In addition to the council minutes ...

6. Fire door - Wikipedia

   en.wikipedia.org/wiki/Fire_door

   Fire doors are sometimes rendered unable to provide their listed fire resistance by ignorance of the intended use and associated restrictions and requirements, or by improper use. For example, fire doors are sometimes blocked open, or carpets are run through them, which would allow the fire to travel past the fire barrier in which the door is ...

7. Firebreak - Wikipedia

   en.wikipedia.org/wiki/Firebreak

   A firebreak or double track (also called a fire line, fuel break, fireroad and firetrail in Australia) is a gap in vegetation or other combustible material that acts as a barrier to slow or stop the progress of a bushfire or wildfire. A firebreak may occur naturally where there is an absence of vegetation or "fuel", such as a river, lake or canyon.