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Board packet · transit data quality · checked 2026-07-24

Réseau urbain Nosbus

Grade B · 88.3 / 100

First check for this agency, so there is no trend yet.

What this grade measures

The quality of the schedule data this agency publishes for trip-planning apps: whether riders using Google Maps, Apple Maps, or Transit see current, correct, and complete information. It measures the data feed, not service quality or operations.

Progress this period

No newly cleared items this period. The score and trend above reflect where the feed stands today.

What needs attention next

Three improvements, in priority order, each sized so the board can see what it is approving:

  1. Re-generate shape_dist_traveled on export so stop and shape distances use the same units.

    On some trips the stop distances run a little past the end of the route line. The stop and shape distance values don't quite line up, so any math that uses them can drift.

    Estimated effort: Usually an export-tool fix, not hand editing.

  2. Review the rule documentation for 'equal_shape_distance_diff_coordinates_distance_below_threshold' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.

    Equal shape distance diff coordinates distance below threshold (flagged by the MobilityData validator). See the linked rule for what this affects.

    Estimated effort: Varies.

  3. Check the flagged stops' shape_dist_traveled against the route shape, and re-generate it on export if they disagree.

    Some stops sit far from the route line, going by the feed's own distance values. Trip planners may draw the route down the wrong streets or point riders to the wrong corner.

    Estimated effort: Usually an export-tool fix, not hand editing.

Produced by the GTFS Scorecard, an open-source data quality tool. A data-quality read to support the board conversation, not an official compliance determination. Live scorecard: https://gtfsscorecard.org/agency/fr-pan-79576/. Rubric v1.2, validator 8.0.1.