Diagnosis
What this notice means
The stop-time shape_dist_traveled points to a position on the shape that is far from the stop's coordinates.
Operational effect
Why it matters
The distance value may place the stop on the wrong part of a loop or route.
Scope
Files to check and report fields
stop_times.txtOpen GTFS specificationstops.txtOpen GTFS specificationtrips.txtOpen GTFS specification
| Report field | Type | Meaning |
|---|---|---|
| This notice has no structured context fields. | ||
Repair
How to fix it
- 1
Compare the reported stop, shape, and distance-derived match. Check units and the distance origin in both files.
- 2
Recalculate the stop's cumulative distance on the correct shape, or fix an inaccurate coordinate or shape assignment. Do not fabricate distances.
- 3Check the result
After a repair, rebuild the archive and validate it again. Confirm that the affected records are correct and that no new related notices appeared. A reviewed warning or informational notice may remain when it describes intentional, supported data.
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Sources
References
- MobilityData validator ruleCanonical notice metadata and rule details
- GTFS Schedule Reference — stop_times.txtOfficial GTFS documentation
- GTFS Schedule Reference — stops.txtOfficial GTFS documentation
- GTFS Schedule Reference — trips.txtOfficial GTFS documentation
- Shapes Data GuidanceOfficial GTFS documentation
- GTFS Scorecard fix guidePlain-language repair steps and checks