C33 Safety 3

Question 1

When removing lead-based paint by power sanding or grinding on a California job site, which respiratory protection is the minimum required?

Accepted Answer

NIOSH-approved half-face respirator with P100 filters

Answer

High-dust lead paint removal tasks require at minimum a half-face air-purifying respirator with P100 (HEPA) filters per the Cal/OSHA lead standard.

Question 2

A painter notices that the rungs of an extension ladder are bent and cracked. What is the correct action?

Accepted Answer

Remove the ladder from service, tag it 'Do Not Use,' and report it for repair or replacement

Answer

Damaged ladders must be immediately taken out of service, tagged, and either repaired by a qualified person or destroyed to prevent accidental use.

Question 3

Which of the following is required before a painting employee enters a permit-required confined space?

Accepted Answer

A written confined-space entry permit signed by the entry supervisor

Answer

Cal/OSHA Title 8 Section 5157 requires a completed written entry permit, atmospheric testing, and an attendant before entering a permit-required confined space.

Question 4

Under California's heat illness prevention regulation (Title 8 Section 3395), at what outdoor temperature must a painting employer provide shade for outdoor workers?

Accepted Answer

80°F or above

Answer

Cal/OSHA's heat illness prevention standard requires employers to provide shade when outdoor temperatures reach 80°F or above.

Question 5

What is the primary hazard of using oil-based paint in a poorly ventilated room without proper controls?

Accepted Answer

Accumulation of flammable vapors that can reach the lower explosive limit (LEL)

Answer

Solvent vapors from oil-based paints can accumulate to the lower explosive limit (LEL), creating an explosion and fire hazard in enclosed spaces.

C33 - C-33 California Painting Contractor License Practice Test

C33 - C-33 California Painting Contractor License Practice Test

C33 Safety 3