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2024 International Fire Code
Chapter 24

IFC 2024

2024 International Fire Code

Chapter 24Flammable Finishes

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Question 1 1.

Which of the following activities falls under the scope of Chapter 24 of the IFC?

Applying a water-miscible solution with 85% water content and no fire point.
Spraying combustible powders onto materials using electrostatic powder spray guns.
Brushing a dual-component coating using Class I liquids in a quantity of 0.5 gallon.
Floor finishing operations using Class I liquids in an area of 300 square feet.

Question 2 2.

Which of the following scenarios would not be subject to the requirements of Chapter 24 for spray finishing operations?

Spray finishing with a liquid having a flashpoint of 80°F (27°C) and sustaining combustion.
Using a water-miscible solution with 90 percent water and inert solids content by weight, and a flashpoint of 100°F (38°C).
Applying a combustible liquid with a fire point when tested in accordance with ASTM D92.
A solvent-based finish with a flashpoint of 75°F (24°C).

Question 3 3.

When are permits required for operations covered by Chapter 24?

Permits are only required for operations involving highly flammable liquids.
Permits are required as set forth in Sections 105.5 and 105.6.
Permits are generally not required for temporary operations.
Permits are issued at the discretion of the operator, provided safety measures are in place.

Question 4 4.

Electrical wiring and equipment in a flammable vapor area for a finishing operation must be:

Standard industrial grade, provided it's regularly inspected.
Of an explosionproof type approved for use in such hazardous locations.
Protected by ground-fault circuit interrupters (GFCIs).
Enclosed in non-metallic conduit to prevent sparks.

Question 5 5.

In a resin application area, electrical wiring and equipment subject to deposits of combustible residues shall be:

Approved for ordinary hazard locations.
Listed for such exposure and installed as required for hazardous (classified) locations.
Enclosed in sealed, non-ventilated cabinets.
Not permitted under any circumstances due to the fire hazard.

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