403A Safety

Question 1

Under Canadian occupational health and safety regulations, at what height does fall protection become mandatory for construction workers?

Accepted Answer

3.0 metres

Answer

2.0 metres

Answer

4.0 metres

Answer

5.0 metres

Question 2

What does WHMIS 2015 stand for and what is its purpose?

Accepted Answer

Workplace Hazardous Materials Information System — ensures workers know the hazards of chemicals they work with

Answer

Workplace Handling of Materials Information System — tracks material inventory

Answer

Worker Health Monitoring and Inspection Standard — monitors worker health

Answer

Workplace Hazard Mitigation and Incident System — reports workplace incidents

Question 3

What are the three main components of the WHMIS 2015 system?

Accepted Answer

Supplier labels, Safety Data Sheets (SDS), and worker education/training

Answer

Labels, training certificates, and incident reports

Answer

Hazard signs, first aid kits, and emergency procedures

Answer

Material storage, handling procedures, and disposal guidelines

Question 4

When working on a construction site in Canada, what is the purpose of a competent supervisor?

Accepted Answer

To ensure work is performed safely and in compliance with OHS regulations

Answer

To handle payroll and scheduling

Answer

To order materials and manage the budget

Answer

To negotiate with building inspectors

Question 5

What is a lockout/tagout procedure used for on a construction site?

Accepted Answer

To ensure energy sources are isolated and de-energized before maintenance or repair work

Answer

To secure the site perimeter after working hours

Answer

To lock up valuable tools and materials

Answer

To tag completed inspection items on a checklist

Question 6

What type of personal protective equipment (PPE) is required at a minimum on most Canadian construction sites?

Accepted Answer

Hard hat, safety footwear, and high-visibility vest

Answer

Safety glasses and gloves only

Answer

Respirator and hearing protection only

Answer

Full body harness at all times