About
MARTA

Key Performance Indicators

Bus Mean Distance Between Failures

Definition: An industry reliability standard that measures the mean distance (vehicle miles) between mechanical failures reportable to National Transit Database, i.e., those precluding a vehicle from completing its trip or starting its next scheduled trip.  

Performance (April 2018):

In April, met the Target; the actual being 7,814 miles. The overall number of NTD reportable failures decreased from 348 in March to 332 in April.