Budget 1 Budget allocation 1 Budget control 1 Component criticality Cost reduction 1 Criticality (nuclear fission) 1 Decision making 1 Distribution system 1 Distribution systems 1 Failure rate 1 Maintenance approaches 1 Maintenance budgets 1 Maintenance cost 1 Outages 1 Preventive maintenance 1 Prioritization 1 Reliability Index 1 Reliability centered maintenance 1 Reliability index 1 Reliability-centred maintenance 1