Key Performance Indicators

Escalator Availability

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

Performance (December 2017):

In December, met the Target; the actual being 98.46%, planned downtime being 1,569 hours, unplanned downtime being 180 hours and the actual excluding planned downtime being 99.82%. 7 units were down at Brookhaven, Five Points, North Avenue, Midtown and Omni stations.