element 4.docx

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ELEMENT 4

LESSON 3

1. Explain the mean of hierarchy of control.

Hierarchy of control is concept used a great deal in health and safety. It is a list of options in order of importance,

effectiveness or priority, written so that the most extreme and effective method of control is at the top of the

hierarchy, with the least effective at the bottom.

2.

Using a sketch, outline the hierarchy of control that should be adapted when controlling.

Elimination

Substitution

Engineering control

Administrative control

Personal protective equipments

3.

Outline factors to be consider when selecting suitable PPE for workers.

Factors that should be considered when selecting PPE for workers are:-

Hazards

Risk (incomplete answer)


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4.

Outline the duties of an employer as it relates to the prevision of PPE

Duties of an employer as it relates to the prevision of PPE are:-

Suitableappropriate, if it fits, ergonomic, does it increase risk.

Compatiblewhen two or more PPE is in use at the same time.

Storage accommodation for PPE.

Provide information, instruction and training on the use of PPE.

Enforce the use of PPE.

Replace or repair damaged or lost item.

5.

List (4) advantages with the use of PPE.

Cheap

Immediate protection

Back up emergencies

Interim control6.

List (4) disadvantages with the use of PPE.

Does not remove the hazard

Only protect one person

Uncomfortable

Expensive

7.

Identify (8) sources of information.

There are internal and external sources of information

Internal sources

Accident record

Risk assessment

Absence record

Audit report

External sources

National legislation

Manufacture, operation and instruction

Trade association

Safety journal and magazine


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8.

Explain safe system of work.

A safe system of work is a formal procedure base on a systematic examination of work in order to identify the

hazards. It defines safe methods of working which eliminate those hazards or minimize the risk associated with

them.

9.

Outline factors that should be considered when developing a SSW.

Factors that should be considered when developing a SSW are:-

Peoplewho is the SSW for?

Equipmentswhat plant or equipment will be worked on?

Materialswhat materials will be used or handling during the work?

Environmentin what type of environment will work take place?

10.

Define the term confine space.

A confine space is any place such as a chamber, tank, vat, silo, pit, well, pipe, sewer, flue, or similar, in which by

virtue of it enclosed nature there is a foreseeable risk.

11.

List the items to be included on a SSW for confine system work operation.

General principles to be included on a SSW for confine system work operation are:-

Do not work in confine space if there are another way to get it done.

If confined space is the only way to do the work, competent person must carry out a risk assessment.

A safe system of work must be developed for the confined space entry.

Emergency arrangement must be put in place as part of the SSW.

Confined space entry must be under permit-to-work control only.

All personnel must be trained.


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12.

Identify the control measures that should be included in a SSW.

Control measures that should be included in a SSW are:-

No long working for high risk activities

Arrangement for remote supervisor

Procedures for logging workers location when lone working

Use of mobile phone or radio to ensure good communication

Alarm system to raise alarm and pin-point the workers

Procedures to be adapt by worker when lone working

Emergency procedures

Training for workers in those procedures

13.

Outline or list the arrangement to be put in place when traveling abroad.

Arrangement to be put in place when traveling abroad are:-

Accommodation

In-country travel

Emergency arrangement

Insurance arrangement

24hr organization contact

Financial arrangement

Personal health advise and vaccinations

Personal security and advise

14.

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