Key Performance Indicators

Rail Mean Distance Between Failures

Definition: An industry standard that measures the mechanical reliability of the fleet. It measures the average rail car miles between National Transit Database (NTD) reportable mechanical failures i.e., incidents precluding a revenue vehicle from completing its trip, or starting its next scheduled trip.

Performance (March 2017):

In March, met the Target; the actual being 25,216 rail car miles.


  1. Target Door and Friction Brake systems for performance improvements
  2. Reduce repeat failures
  3. Improve troubleshooting in service