Site Safe Emergency Procedures NZ 4

Question 1

What is a 'hazardous substance emergency' on a NZ construction site?

Accepted Answer

A spill, leak, or uncontrolled release of a hazardous substance that poses an immediate risk to health, safety, or the environment

Answer

A hazardous substance emergency occurs when a dangerous substance is spilled, leaked, or released in an uncontrolled manner, creating an immediate risk to people's health and safety or to the environment.

Question 2

What should be the first action in a chemical spill emergency?

Accepted Answer

Move away from the spill, evacuate the area, and prevent others from entering the contaminated zone

Answer

The first priority is personal safety: move upwind and away from the spill, evacuate the area, and prevent others from entering. Do not attempt to clean up or identify the substance without proper training and equipment.

Question 3

What information from a Safety Data Sheet is most important during a hazardous substance emergency?

Accepted Answer

Section 4 (First Aid Measures), Section 5 (Firefighting Measures), and Section 6 (Accidental Release Measures)

Answer

During an emergency, the most critical SDS sections are: Section 4 (first aid measures for exposure), Section 5 (firefighting measures if the substance is burning), and Section 6 (measures for accidental spill or release).

Question 4

What is the purpose of a spill kit on a NZ construction site?

Accepted Answer

To contain and clean up small hazardous substance spills using absorbent materials and protective equipment

Answer

A spill kit contains materials for containing and cleaning up small hazardous substance spills, including absorbent pads/granules, containment booms, PPE (gloves, goggles, respirator), disposal bags, and instructions.

Question 5

What does an earthquake warrant on a NZ construction site after the shaking stops?

Accepted Answer

A thorough check of structures, scaffolding, and utilities for damage before resuming work, and preparation for aftershocks

Answer

After an earthquake, a thorough inspection of all structures, scaffolding, excavations, and utilities must be carried out before work resumes. Workers should be prepared for aftershocks and the site must be declared safe by a competent person.

Site Safe Practice Test

Site Safe Practice Test

Site Safe Emergency Procedures NZ 4