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These articles are here to keep you up to date with the latest industry news and height safety legislation, as well as showcase new product releases and promotions

It’s meant to be everything you need to know about height safety, confined space and rescue all conveniently in one place.

Plus there’s our personal favourite: “Dangerous Things We See Onsite".

Call Height Dynamics on 07 3862 2533 with your technical questions

Confined Space Quiz

MSA Altair 4XR Portable Gas Detector

Many workers operate in confined spaces every year. Each of these spaces have unique hazards and risks that need assessing. Safety professionals have much to consider to ensure that proper procedures are in place before workers enter confined spaces.

Do you work in a confined space at your job? Want to learn more about confined space hazards?

This confined space quiz will test your knowledge about the hazards, risk factors, safety and principles of confined spaces. Test your knowledge below – how much do you really know?

1. Which of the following statements about bump testing your gas detector is true?

a.  The bump test verifies the unit will respond to gas and that the audio and visual alarms are working
b.  The device should be used (bump tested) in accordance with manufacturer’s instructions
c.  It is strongly recommended that it (bump testing) is performed before each day of use
d.  All of the above.

2. Which of the following places are classified as a confined space 

a. A small cool store accessed occasionally by an LPG forklift to move stock
b. Sewer with access via a vertical ladder
c. Internal inspection of an empty cement silo through a door at ground level
d. None of the above

3. In an emergency, in the absence of a trained rescue team, the standby person must

a. Enter the permit space and try to save the entrant
b. Attempt a non-entry rescue
c. Pray and hope that the entrant survives
d. None of the above

4. Any employee can enter a confined space to carry out necessary repairs or maintenance.

a. True
b. False

5. Atmospheres that contain a flammable component above what percent of its Lower Explosive Limit (LEL) are considered hazardous and that the worker must be removed from the confined space;

a. 5 – 10% if there is a suitably calibrated, continuous monitoring flammable gas detector
b. Below 5%
c. 2.5%
d. Both a and b are correct

6. A person conducting a business or undertaking must not allow or direct a worker to enter a confined space to carry out work unless the person has issued a confined space entry permit for the work.

a. True
b. False

7. Responsibilities of a person entering a confined space include which of the following:

a. Take an active role in evaluating the space prior to entry
b. Alert the standby person of any dangerous situations inside the space
c. Exit the space as ordered by the standby person
d. All of the above

8. Ventilation of a confined space with fresh air, by forced or mechanical means, may be adequate to establish and maintain a safe atmosphere while working in confined space.

a. True
b. False

9. When is it considered a person has entered a confined space

a. When they insert their arm to test the atmosphere
b. When a person’s head or upper body is within the boundary of the confined space
c. Standing waist height
d. Two metres

10. A confined space has the following characteristics (but not limited too):

a. It is an enclosed or partially enclosed space
b. It is not designed or intended primarily to be occupied by a person
c. It is designed or intended to be, at normal atmospheric pressure while any person is in the space
d. All of the above.

Download a PDF copy of this confined space quiz with the correct answers here.

Call Height Dynamics on 07 3862 2533