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Data quality report

Go-Ahead_Colchester_Clacton_20180604_4

270

Bus lines

89%

RED
Data quality

308

Critical observations

304

Advisory observations

Contents

Critical observations (308)

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

Timing (60)
Number of observations Observation category
12 Fast timing between timing points
20 First stop is not a timing point
28 Last stop is not a timing point
Data set (248)
Number of observations Observation category
248 Missing block number

Advisory observations (304)

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 (257)
Number of observations Observation category
251 Missing stops
6 Stop(s) are not found in NaPTAN
Timing (17)
Number of observations Observation category
3 Fast running time between stops
14 No timing point for more than 15 minutes
Journey (30)
Number of observations Observation category
14 Expired lines
16 Journey overlap