Data quality report

Go-Ahead_Penzance_Truro_20170903_3

515

Bus lines

90%

RED
Data quality

493

Critical observations

435

Advisory observations

Contents

Critical observations (493)

These observations are considered critical in terms of data quality. An operator should aim to have zero critical observations in their data.

Stops (3)
Number of observations Observation category
3 Stop(s) are not found in NaPTAN
Timing (61)
Number of observations Observation category
61 Fast timing between timing points
Data set (429)
Number of observations Observation category
429 Missing block number

Advisory observations (435)

These observations suggest there may be an error in the data. However, for some types of services these may be intended by the operator. Advisory observations should be investigated and addressed.

Stops (339)
Number of observations Observation category
339 Missing stops
Timing (76)
Number of observations Observation category
8 First stop is not a timing point
34 Last stop is not a timing point
33 No timing point for more than 15 minutes
1 Slow timing between timing points
Journey (20)
Number of observations Observation category
20 Expired lines