NEBOSH Working at Height

Question 1

Under working at height regulations, which hierarchy of controls should be applied FIRST when work at height cannot be avoided?

Accepted Answer

Install collective fall prevention measures such as guardrails

Answer

Use personal fall arrest equipment

Answer

Minimize the height of the work and its duration

Answer

Provide training to all workers involved

Question 2

What is the recommended maximum angle from vertical for a leaning ladder when placed against a surface?

Accepted Answer

75 degrees

Answer

60 degrees

Answer

45 degrees

Answer

80 degrees

Question 3

Which of the following is classified as 'work at height' under NEBOSH IGC guidelines?

Accepted Answer

Working on a flat roof with no edge protection

Answer

Working in a basement below ground level

Answer

Working at a desk on the ground floor

Answer

Loading goods from ground level onto a pallet

Question 4

What is the primary purpose of a toe board fitted to a scaffold platform?

Accepted Answer

To prevent tools and materials from falling off the edge

Answer

To provide extra grip for workers walking on the platform

Answer

To support the weight of the scaffold boards

Answer

To act as a visual warning for workers near the edge

Question 5

Before erecting a scaffold, which factor relating to the ground conditions must be assessed?

Accepted Answer

The load-bearing capacity of the ground to support the scaffold

Answer

The colour of the soil to identify contamination

Answer

The moisture content of the soil for landscaping purposes

Answer

The depth of underground utilities for drainage planning

Question 6

A competent person must inspect scaffold in which of the following circumstances?

Accepted Answer

After erection, after any modification, and after adverse weather

Answer

Only when a worker reports a defect

Answer

Once per month regardless of usage

Answer

Only before the scaffold is dismantled

Question 7

Which type of fall protection is considered 'passive' because it does not require any action from the worker to be effective?

Accepted Answer

Guardrail and toe board system

Answer

Full-body harness with lanyard

Answer

Inertia reel fall arrester

Answer

Work restraint belt