NEBOSH CC Fire Safety on Sites

Question 1

What are the three elements of the fire triangle that must be present for a fire to start?

Accepted Answer

Heat, fuel, and oxygen

Answer

Heat, fuel, and water

Answer

Fuel, oxygen, and carbon dioxide

Answer

Heat, water, and oxygen

Question 2

What is the primary legislation governing fire safety on construction sites in England?

Accepted Answer

The Regulatory Reform (Fire Safety) Order 2005, supplemented by CDM 2015 and Joint Code of Practice on Fire Prevention

Answer

The Fire Services Act 1947

Answer

The Building Regulations Part B only

Answer

The Factories Act 1961

Question 3

A hot work permit has been issued for cutting steel beams on a construction site. What is the minimum recommended fire watch period after hot work has been completed?

Accepted Answer

60 minutes (1 hour) after completion of hot work

Answer

15 minutes

Answer

5 minutes

Answer

No fire watch is needed after completion

Question 4

What type of fire extinguisher should NOT be used on electrical fires?

Accepted Answer

Water extinguisher (red label)

Answer

CO2 extinguisher (black label)

Answer

Dry powder extinguisher (blue label)

Answer

All extinguishers are safe on electrical fires

Question 5

On a construction site, how should flammable liquids such as petrol, solvents, and adhesives be stored?

Accepted Answer

In a dedicated, ventilated, fire-resistant store away from ignition sources with appropriate signage and bunding

Answer

In any convenient cupboard on site

Answer

In the site office for security

Answer

In open containers near the work area for easy access

Question 6

What is the recommended maximum travel distance to a fire exit on a construction site where there is a single escape route?

Accepted Answer

25 metres (or 45 metres where alternative routes are available)

Answer

100 metres

Answer

50 metres regardless of escape routes

Answer

No maximum distance is specified