Key Performance Indicators

Escalator Availability

Definition: Measures the percentage of service hours during which escalators are available for customer use.

Performance (August 2017):

In August, met the Target; the actual being 98.80%, planned downtime being 1,217 hours, unplanned downtime being 341 hours, and the actual excluding planned downtime being 99.66%. 4 units were down at Avondale, Dunwoody, Inman Park and Oakland City stations.