Hazard Identification on Sites Flashcards

What is the main hazard associated with excavation work?

Answer: Collapse of trench walls burying workers

The primary hazard in excavation work is the collapse of unsupported trench walls, which can bury workers and cause suffocation or crushing injuries.

What hazard is associated with silica dust on construction sites?

Answer: Silicosis — a serious lung disease

Inhaling respirable crystalline silica dust, generated from cutting or drilling concrete, stone, or brick, can cause silicosis, a serious and irreversible lung disease.

What is a safe system of work?

Answer: A formal procedure resulting from systematic examination of a task to identify all hazards

A safe system of work is a formal procedure developed from systematic examination of a task to identify all hazards and define safe methods of work.

What should be done if a new hazard is identified during construction work?

Answer: Stop work, report it, assess the risk, and implement controls before resuming

When a new hazard is identified, work should stop immediately. The hazard must be reported, the risk assessed, and appropriate controls put in place before work can safely resume.

What is a Method Statement?

Answer: A document describing how a task will be carried out safely step by step

A Method Statement is a document that describes the safe working procedures for a specific task, detailing each step and the safety measures required.

Which of these is a psychological hazard on a construction site?

Answer: Workplace bullying and excessive stress

Psychological hazards include workplace bullying, harassment, excessive workload, and stress, which can affect mental health and lead to unsafe behaviour.