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Data quality report

Go-Ahead_Colchester_Norwich_20180701_41

455

Bus lines

90%

RED
Data quality

294

Critical observations

252

Advisory observations

Contents

Critical observations (294)

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

Timing (41)
Number of observations Observation category
1 Fast timing between timing points
18 First stop is not a timing point
22 Last stop is not a timing point
Data set (253)
Number of observations Observation category
253 Missing block number

Advisory observations (252)

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 (214)
Number of observations Observation category
212 Missing stops
2 Stop(s) are not found in NaPTAN
Timing (21)
Number of observations Observation category
2 Fast running time between stops
19 No timing point for more than 15 minutes
Journey (17)
Number of observations Observation category
17 Expired lines