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|Early Life Metrics (Stage)
are the initial years in the life of an asset when it is still young
and there are few problems under normal operating conditions. This
phase is focused solely on maintenance and warranty protection. The
challenge for the owner is to prevent complacency, particularly when
the renewal of the asset appears to be so many years into the future.
Attributes of assets, systems or buildings during their early stages of their respective asset life cycle. Note to reader: this term may also be used in reference to the early stage of a facility life cycle but that application is not considered here.
Early life period is a relative concepts. For example, a short-life asset (of say 10 years) will have an early life stage of perhaps three years, whereas a long life asset (say 35 years) may have an early life period of perhaps 15 years.
Listed below are some of the key attributes of assets during their early life stages.
The metrics during the early life of an asset will vary depending on the overall life cycle pattern of the assets, which can be understood in terms of the following concepts:
Listed below are some of the asset management principles to be considered during the early life of an asset:
During the early life of assets it is useful to periodically remind ourselves of the following: “Somebody is sitting in the shade today because someone planted a tree a long time ago” (Buffett).
Fig. The whole life of assets can be divided into life stages - early life, mid-life and late-life.
Fig. Decisions should consider the whole life of assets, including the I-P interval and the P-F interval.
Fig. Early life, late-life and mid-life stages of an asset reflected on the PF Curve.
Fig. The risk spectrum extending along the P-F interval to illustrate the varying strategies in the Pre-P and Pre-F periods. For example, a shift from Time-Based Maintenance (TbM) to Condition-Based Maintenance (CbM).
Fig. Illustration of a deterioration model for a roof system with distress metrics at different life stages.
Fig. Different types of maintenance activities at various life stages of an asset.
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