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|A form of maintenance whereby no routine maintenance
tasks are performed. The only “planned” maintenance on the asset is restoration after a problem
necessitates some action.
Listed below are some of the variations on corrective maintenance:
building, corrective maintenance may appear (on the surface) to be a prudent and reasonable approach. However, this is false economy and owners will find that attempts to defer costs until something breaks will often result in additional costs.
Included below is a list of the criteria to be used in determining which assets may be acceptable candidates for a corrective maintenance program
Listed below are some of the merits and advantages of the corrective maintenance approach.
Listed below are some of the disadvantages of the corrective maintenance approach.
Corrective maintenance has a legitimate role to play in the overall maintenance program, albeit a limited one.
Fig. Alignment of the four different types of maintenance strategies across the asset portfolio on decisions that are risk-based and consider the whole-life of assets will result in a maintenance mix that is in conformity with ISO 55001 standards.
Fig. Comparing the Maintenance-Repair-Renewal (MRR) trade-offs at different organizations. As maintenance quality and effort increases so too does the frequency and scope of repairs decrease - however, there is a point of diminishing returns. Do you know where your balance is?
Fig. The whole life of assets can be divided into life stages - early life, mid-life and late-life, with different maintenance strategies at each life stage.
Fig. Various samples of the result of deferred maintenance.
Fig. Excessive vegetation growth on roof.
Fig. The risk spectrum extending along the P-F interval.
Fig. A table comparing how the different
maintenance strategies may approach the same maintenance objective of cleaning roof drains
Fig. Correlation of corrective maintenance to preventive maintenance.
Fig. I. Care is attempting to slow down or reserve the sands of time so that he can undo the deferred maintenance. A futile but valiant attempt.
Fig. I. Care is nervous because he knows that there are surprises (in the form of a roller coaster ride) if the owners become reactive in their planning.
Fig. I. Care spinning the wheel of misfortune to determine the consequences of deferred maintenance.
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