| 1.2 The asset life cycle |
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The phases through which an asset passes during its life are:
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where the asset is used for its intended purpose. This phase may be punctuated by periodic refurbishment or major repair, requiring the asset to be taken out of service for periods of time; and
economic life of the asset has expired, or when the need for the service provided by the asset has disappeared.
The asset life cycle is shown
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Decisions taken about an asset in one phase can
affect its performance in others. As an example, seeking minimum
capital cost solutions in the acquisition phase can have adverse
effects on long-term operating costs. Inadequate attention to
maintenance can accelerate the need for major repairs, or shorten
the operational life of the asset. It can also prejudice the achievement
of maximum returns on disposal. Conversely, careful management
of existing assets can extend their effective life and avoid or
defer the need for
new acquisitions.
The concept of the asset life cycle is aimed at encouraging an understanding of these effects, and at helping managers to reach decisions about assets in a whole-of-life context. Economic evaluation tools such as discounted cash flow are often useful in assessing the long-term effects of individual decisions about assets.
Entities should consider whether the asset management responsibilities of their managers reflect a life cycle approach. Limiting the responsibility of managers to a single phase (such as acquisition, or operation and maintenance) will not lead to sound long-term decisions about assets. Asset managers should be accountable for the life cycle effects of their decisions.
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