OS MasterMap Highways Network Known Data Issues

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.

Live known data issues

Data Issue Name
Data Issue Description
Product(s) Affected by the Issue

Overlapping Path Links

There are 39 instances of overlapping Path Links.

This issue is being investigated.

OS MasterMap Highways Network – Paths

Short Network Links

There is 1 Connecting Link that is less than 1m in length.

This issue is being investigated.

OS MasterMap Highways Network – Paths

Isolated Road Links

A total of 220 non-track 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

Streets without maintenance records

There are 7 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 and Improvement Service.

OS MasterMap Highways Network – Roads and OS MasterMap Highways Network – RAMI

To report an issue not currently listed here, please visit the 'Contact us' page on the OS website.

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