Data quality report

Go-Ahead_Colchester_Norwich_20180701_27

291

Bus lines

89%

RED
Data quality

300

Critical observations

288

Advisory observations

Contents

Critical observations (300)

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

Stops (8)
Number of observations Observation category
8 Stop(s) are not found in NaPTAN
Timing (17)
Number of observations Observation category
17 Fast timing between timing points
Data set (275)
Number of observations Observation category
275 Missing block number

Advisory observations (288)

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.

Stops (213)
Number of observations Observation category
213 Missing stops
Timing (60)
Number of observations Observation category
2 Fast running time between stops
18 First stop is not a timing point
21 Last stop is not a timing point
19 No timing point for more than 15 minutes
Journey (15)
Number of observations Observation category
15 Expired lines