CSCS MCQ 3 — Questions and Answers
Question 1: What colour is the 'Hard Hat' sticker issued with a CSCS Green Labourer card?
- White
- Red
- Green (Correct answer)
- Blue
Correct answer: Green
The CSCS Labourer card is green, indicating the holder has passed the CITB Health, Safety and Environment test.
Question 2: Which document must be completed before any hot work (cutting, welding, grinding) begins on a construction site?
- COSHH assessment
- Hot Work Permit (Correct answer)
- Risk Assessment Method Statement (RAMS)
- Toolbox talk attendance sheet
Correct answer: Hot Work Permit
A Hot Work Permit is required to control fire risks during activities that generate heat, sparks, or flames.
Question 3: What is the purpose of a COSHH assessment on a construction site?
- To assess risks from working at height
- To evaluate hazards from hazardous substances and control exposure (Correct answer)
- To plan excavation near buried services
- To certify scaffolding as safe for use
Correct answer: To evaluate hazards from hazardous substances and control exposure
COSHH (Control of Substances Hazardous to Health) assessments identify risks from chemicals, dust, and fumes, and set controls to protect workers.
Question 4: A Site Safety Plan (SSP) on a US construction site is required by OSHA when the project exceeds how many workers at a time?
- 5
- 10
- 25 (Correct answer)
- 50
Correct answer: 25
OSHA's Construction Safety and Health Program standards generally require a written safety program for worksites with more than 25 workers on-site at one time.
Question 5: Which of the following is an example of an administrative control for managing site noise?
- Installing acoustic enclosures around equipment
- Issuing ear defenders to workers
- Scheduling noisy work during periods with fewer workers present (Correct answer)
- Using quieter battery-powered tools
Correct answer: Scheduling noisy work during periods with fewer workers present
Scheduling noisy tasks when fewer people are exposed is an administrative control, reducing the number of workers affected.
Question 6: What is the maximum safe working load (SWL) concept primarily used to protect against?
- Electrical overloads
- Structural collapse from overloading lifting equipment (Correct answer)
- Chemical spills during transport
- UV exposure from arc welding
Correct answer: Structural collapse from overloading lifting equipment
The SWL defines the maximum mass a crane, hoist, or scaffold may safely support to prevent structural failure or collapse.
Question 7: Who is responsible for ensuring a newly erected scaffold is safe before workers use it?
- The project manager who approved the budget
- Any worker with more than two years' experience
- A competent person who has inspected and signed it off (Correct answer)
- The scaffold supplier who delivered the materials
Correct answer: A competent person who has inspected and signed it off
A competent scaffold inspector must inspect and sign off the scaffold before first use and after any event (e.g., storm, modification) that may affect its integrity.
CSCS MCQ 3
What colour is the 'Hard Hat' sticker issued with a CSCS Green Labourer card?