About
MARTA

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 (January 2017):

In January, met the Target; the actual being 26,879 rail car miles - mostly due to reductions in Door and Friction Brake systems related failures.

Actions:

Continue using the newly published Troubleshooting Guide for Operators.