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Data quality report

Arriva UK Bus_Maidstone_Dartford_20220102_1

295

Bus lines

88%

RED
Data quality

296

Critical observations

182

Advisory observations

Contents

Critical observations (296)

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

Timing (1)
Number of observations Observation category
1 First stop is not a timing point
Data set (295)
Number of observations Observation category
295 Missing block number

Advisory observations (182)

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 (118)
Number of observations Observation category
118 Missing stops
Timing (58)
Number of observations Observation category
58 No timing point for more than 15 minutes
Journey (6)
Number of observations Observation category
6 Journey overlap