Self-Test D-4.2 Describe Acceptable Methods of Structure Penetration
Complete Self-Test D-4.2 and check your answers.
- What name defines a substance that swells as a result of heat exposure?
- Intumescent
- Exothermic
- Endothermic
- Active fire-protection expansive
- What word defines the space between a penetrating item and whatever surrounds it, such as the sides of an opening or a sleeve?
- Void
- Granular
- Annular
- Sealant
- What abbreviation defines fire prevention rating for a firestop with a flame transfer and high temperature rating?
- F
- FR
- FP
- FT
- What type of fire prevention system is a firestopping system?
- Active
- Passive
- Aggressive
- Preventive
- What fire rating is required for a firestop located in a horizontal fire separation above a parking garage classified as a separate building?
- F only
- FT
- FR
- FP
-

Figure 1 Hilti firestop collar What is the design application of the firestop collar shown here?
- Wall and ceiling installation
- Installation after the concrete is poured
- Installation requiring an FT rating of four hours
- Installation before the concrete is poured
- What type of penetration is one where the fire stop is used for a penetrating item that passes through only one membrane of a fire-rated assembly?
- Membrane
- Through
- One side penetration
- Partial separation fire stop
- What type of fire stop consists of a steel or plastic canister, filled with a predetermined amount of intumescent that expands to many times its original volume, helping crush plastic pipe and fill the void?
- Mineral wool
- Firestop collar
- Surface-mounted collar
- Composite sheet board
- What type of fire stop is often used for single and multiple penetrations in an opening because it is adaptable to more complex and unusual penetrations and openings?
- Caulking
- Collar
- Pillow
- Foam blocks
- What fire rating is required for non-combustible pipe penetration through a monolithic concrete slab between separate occupancies?
- F
- FT
- FR
- FP
- What additional protection is required, besides the firestop, for a non-combustible pipe penetration through a monolithic concrete slab between separate occupancies such as a parking garage and the occupancy above?
- Insulation placed on the pipe below the slab
- Insulation placed on the pipe above the slab
- Insulation placed on the pipe above and below the slab
- Firestop collar place above and below the slab
- What is required for a non-combustible sprinkler pipe that penetrates a fire-rated ceiling membrane and is connected directly to a sprinkler head?
- Collar
- Intumescent putty
- Silicone caulking
- Tightly fitted escutcheon
- What is required for a non-combustible pipe penetration passing through an FT-rated firewall?
- Fire collar on one side of the wall
- Insulation placed on the pipe on one side of the wall
- Insulation placed on the pipe on both sides of the wall
- Firestop pillows placed on both sides of the wall
- What is required for a water pipe exiting an exterior wall that incorporates rain-screen technology?
- Sloped down in the direction of flow and the penetration sealed
- Sloped down opposite the direction of flow and the penetration not sealed
- Sloped up in the direction of flow and the penetration not sealed
- Installed with no slope and the penetration left open to ventilate the air space
Answer Key: Self-Test D-4.2 is on the next page.