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Data quality report

Ipswich Buses_Ipswich_Colchester_20220410

160

Bus lines

93%

AMBER
Data quality

104

Critical observations

87

Advisory observations

Contents

Critical observations (104)

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

Timing (18)
Number of observations Observation category
14 Fast timing between timing points
4 Last stop is not a timing point
Data set (86)
Number of observations Observation category
86 Missing block number

Advisory observations (87)

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 (9)
Number of observations Observation category
8 Missing stops
1 Stop(s) are not found in NaPTAN
Timing (2)
Number of observations Observation category
2 No timing point for more than 15 minutes
Journey (76)
Number of observations Observation category
74 Expired lines
2 Journey overlap