2026 CSLB C-33 Study guide Questions and Answers
11.5" Ladder rungs must be at least this long
12" Ladder rung spacing
12" Extension of plank between sawhorse and step ladder for use as scaffold
13lbs Guardrails must withstand
15' Safety belt must be provided if worker is this high
16' Max height of ladder jack scaffold
16" high 2 people Maximum on ladder jack scaffold
19.5% Respirator must be worn if oxygen is below
20' Stepladder may not exceed
20% Flammable gas or vapor creates dangerous air contamination if greater than
30 micrograms per cubic meter Action level for lead
40* Minimum recommend temp for outdoor painting
50% Amount of overlap when using an airless gun
50 micrograms per cubic meter over 8 hrs Permissible exposure limit for lead (PEL)
2026
, 2026 CSLB C-33 Study guide Questions and Answers
72' Tallest extension ladder allowed on jobsite
300* f Surface codes must resist room temps of this amount for 25 minutes without
detachment from the surface
2000-4000 psi Considered low pressure wash
Air compressor valve Should be popped weekly
Alcohal Used to clean shellac off brushes
Alkali New concrete should be etched in order to prevent
Alligatoring Second coat of paint applied before first coat dries
Avoid wallpaper shading Reverse every other strip
Blue tape Used on laminated windows
Blue tape Used in hot sun
booking wallpaper To activate adhesive
Caulk The first thing to do before wallpapering a room
China bristle bruse Holds the most paint
2026
11.5" Ladder rungs must be at least this long
12" Ladder rung spacing
12" Extension of plank between sawhorse and step ladder for use as scaffold
13lbs Guardrails must withstand
15' Safety belt must be provided if worker is this high
16' Max height of ladder jack scaffold
16" high 2 people Maximum on ladder jack scaffold
19.5% Respirator must be worn if oxygen is below
20' Stepladder may not exceed
20% Flammable gas or vapor creates dangerous air contamination if greater than
30 micrograms per cubic meter Action level for lead
40* Minimum recommend temp for outdoor painting
50% Amount of overlap when using an airless gun
50 micrograms per cubic meter over 8 hrs Permissible exposure limit for lead (PEL)
2026
, 2026 CSLB C-33 Study guide Questions and Answers
72' Tallest extension ladder allowed on jobsite
300* f Surface codes must resist room temps of this amount for 25 minutes without
detachment from the surface
2000-4000 psi Considered low pressure wash
Air compressor valve Should be popped weekly
Alcohal Used to clean shellac off brushes
Alkali New concrete should be etched in order to prevent
Alligatoring Second coat of paint applied before first coat dries
Avoid wallpaper shading Reverse every other strip
Blue tape Used on laminated windows
Blue tape Used in hot sun
booking wallpaper To activate adhesive
Caulk The first thing to do before wallpapering a room
China bristle bruse Holds the most paint
2026
