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Data quality report

Go-Ahead_Salisbury_Parkstone_20220904

319

Bus lines

99%

AMBER
Data quality

174

Critical observations

522

Advisory observations

Contents

Critical observations (174)

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

Stop (3)
Number of observations Observation category
3 First stop is found to be set down only
Timing (163)
Number of observations Observation category
150 Fast timing between timing points
13 Last stop is not a timing point
Data set (8)
Number of observations Observation category
8 Missing block number

Advisory observations (522)

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 (190)
Number of observations Observation category
184 Missing stops
6 Stop(s) are not found in NaPTAN
Timing (250)
Number of observations Observation category
248 No timing point for more than 15 minutes
1 Slow running time between stops
1 Slow timing between timing points
Journey (82)
Number of observations Observation category
76 Expired lines
6 Journey overlap