Data quality report

Rotala Group of Companies_Walton-on-Thames_Hersham_20211208_4

23

Bus lines

88%

RED
Data quality

34

Critical observations

75

Advisory observations

Contents

Critical observations (34)

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

Stops (4)
Number of observations Observation category
4 Stop(s) are not found in NaPTAN
Timing (7)
Number of observations Observation category
7 Fast timing between timing points
Data set (23)
Number of observations Observation category
23 Missing block number

Advisory observations (75)

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 (24)
Number of observations Observation category
24 Missing stops
Timing (51)
Number of observations Observation category
1 Fast running time between stops
33 First stop is not a timing point
15 Last stop is not a timing point
2 No timing point for more than 15 minutes