Glossary












































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TermMeaning
MaintenanceCombination of all technical, administrative and managerial actions performed during the service life of the structure in order to retain at or restore its performance and future serviceability at/to the level at which it can perform the required function.1,2,3,4
1 Maintenance provides an essential contribution to the dependability of the structure.
2 Maintenance is one of the intervention options.
3 Activities to restore the structure after an accidental or seismic event are normally outside the scope of maintenance.
4 Technical maintenance actions include observation and analyses of the item state (e.g. inspection, monitoring, testing, diagnosis, prognosis, etc.) and active maintenance actions (e.g. repair, refurbishment).
Meta dataDiscrete and objective observations, facts and/or records of events with a potential to be transformation into applicable information
MonitoringFrequent or continuous, normally long-term, observation or measurement of structural conditions or actions or structural response
Monitoring and reviewProcedure related to continual observing, determining the status (e.g. structural conditions or actions or structural response), checking and supervising in order to identify change from the performance level required or expected.1
1 Monitoring mat involve similar activities to inspection and testing, but with measurements being undertaken on an ongoing and possibly quasi-continuous basis.