Diagnosis
What this notice means
Two trips share a block_id and overlap on a date when both services operate.
Operational effect
Why it matters
The block cannot describe a single vehicle's actual work, and stay-on-board connections may be misleading.
Scope
Files to check and report fields
| Report field | Type | Meaning |
|---|---|---|
blockId | string | The `trips.block_id` of the overlapping trip. |
csvRowNumberA | integer | The row number from `trips.txt` of the first faulty trip. |
csvRowNumberB | integer | The row number from `trips.txt` of the second faulty trip. |
intersection | string | The overlapping period. |
serviceIdA | string | The service id of the first faulty trip. |
serviceIdB | string | The service id of the other faulty trip. |
tripIdA | string | The id of first faulty trip. |
tripIdB | string | The id of the other faulty trip. |
Repair
How to fix it
- 1
Use
tripIdA,tripIdB, andintersectionto compare both trips' stop times on the reported service date. - 2
Correct an erroneous time or calendar, or assign the trips to their actual vehicle blocks. Do not change a real departure simply to remove the overlap.
- 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