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Data quality report

Go-Ahead_Sanderstead_Mitcham_20201028

37

Bus lines

88%

RED
Data quality

251

Critical observations

12

Advisory observations

Contents

Critical observations (251)

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

Timing (217)
Number of observations Observation category
207 Fast timing between timing points
5 First stop is not a timing point
5 Last stop is not a timing point
Data set (34)
Number of observations Observation category
34 Missing block number

Advisory observations (12)

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. If the observation is a result of intended behaviour, an operator can suppress the observation.

Stop (8)
Number of observations Observation category
4 Missing stops
4 Stop(s) are not found in NaPTAN
Timing (4)
Number of observations Observation category
4 No timing point for more than 15 minutes