Explain and perform fall arrest techniques when working at height
Unit Standard: 229998
NQF Level: 1
Credits : 2
PURPOSE OF THE UNIT STANDARD
Learners wishing to acquire the competencies in this standard will be, people working at height where there is a risk of injury from a fall. Learners will be involved in performing tasks at height. Qualifying learners are able to follow fall arrest principles to perform work at height safely, under supervision of a qualified supervisor.
The qualifying learner is capable of:
Explaining the use and limitations of a limited range of fall arrest equipment and fall arrest plan.
Inspecting, assembling and storing fall arrest equipment.
Selecting suitable anchor points.
Using fall arrest systems with a double lanyard.
Using pre-installed vertical and horizontal life-lines.
In order for a successful learner of this standard to be able to function in a rope access operation, the learner must:
Be medically fit and in possession of a medical certificate, declaring the learner free from a condition that may prevent the learner from working safely as specified in the range statement. (An example of the content of the medical certificate is available in SABS 0333:2 Annex A).
UNIT STANDARD RANGE
The scope of this unit standard is for any person who needs to perform work at height where the learner will work under supervision.
In the context of this unit standards fall arrest refers to the principles needed to perform work at height safely. It applies to situations where work is performed at a height where there is risk of injury from a fall. In legislation the height is considered to be 3m above ground level.
Range statements that refer to assessment criteria:
This unit standard is suitable for performing work at height under supervision.
Assessment criteria marked * indicate assessment according to worksite procedures.
Compatibility of equipment of include but is not limited to size of anchor, sharp items, prevent damage, point loading, size of hook.
Connectors include but are not limited to maillons, locking karabiner, double action snap hook, pylon hook, double action scaffold hook.
Energy absorber includes fall arrest harness and work positioning system, Energy absorbing lanyards include.
Fall arrest equipment include full body harness, helmet, work positioning system, lanyard and energy absorber, shock absorbing lanyard, retractable life-line.
Fall arrest system includes energy absorbing lanyard including 2 singles, v-type, double legged lanyard or double lanyard.
Hardware includes connectors, maillons, locking karabiner, double action hooks. Inspection criteria for hardware include checking hardware for damage, deformation and functioning.
Lanyards include single legged lanyards, work positioning lanyards.
Legislation governing the safety of work at height includes awareness of the existence of legislation and regulations.
Limitations of an energy absorbing lanyard include tended distance (2 meters), cannot be tied back on it`self.
Medically fit means leaner should have a medical certificate of fitness issued by an occupational health practitioner. The learner should be free from any disability that may prevent them from working safely. These include but are not limited to heart disease, high blood pressure, epilepsy, fits and blackouts, fear of heights, giddiness or difficulty with balance, impaired limb function, alcohol or drug dependence, psychiatric illness, diabetes.
PPE include but is not limited to helmets with a chinstrap, gloves, goggles, safety footwear, close-fitting overalls or items specified for the task. Inspection criteria for helmets include damage, intact chinstrap.
Risks while awaiting rescues can include suspension trauma, position, physical injury, injury from hot surfaces, electricity, fumes, water. Feet to be kept moving to prevent reduced flow of blood to the brain that can lead to unconsciousness or death.
Slings include but are not limited to certified tape slings, wire slings and rope slings.
Software includes harness, work positioning harness, and absorbing lanyard. Inspection criteria for software include checking stitching, webbing, identification or labels, buckles, D-rings and connectors.