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This page lists known data issues in relation to the OS MasterMap Highways Network products. Once resolved, details of an issue will be held on the page until the next release of the products.
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Overlapping Path Links
There are 62 instances of overlapping Path Links.
This issue is being investigated
OS MasterMap Highways Network – Paths
Path Links and Road Links representing same feature
There are 21 instances of a non-tunnel Road Link and a non-subway or footbridge Road Link overlapping, representing the same real world feature.
This issue is being investigated.
OS MasterMap Highways Network – Roads, OS MasterMap Highways Network – RAMI, and OS MasterMap Highways Network – Paths
Short Network Links
There are 3 Road Links and 289 Connecting Links that are less than 1m in length.
This issue is being investigated.
OS MasterMap Highways Network – Roads, OS MasterMap Highways Network – RAMI, and OS MasterMap Highways Network – Paths
Streets without maintenance records
There are 2 features in the Street table which have a street type of either Designated Street Name or Officially Described Street and have no associated maintenance record.
This issue is being investigated by GeoPlace.
OS MasterMap Highways Network – Roads and OS MasterMap Highways Network – RAMI
Isolated Road Links
A total of 193 Road Links are disconnected from the main network or not properly connected at a node. These are not on major parts of the network.
This issue is being investigated
OS MasterMap Highways Network – Roads and OS MasterMap Highways Network – RAMI