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The following information relates to the currency of the source data used in the creation of this release of OS MasterMap Highways Network:
We aim to publish a refreshed OS Open Roads Lookup table with OS MasterMap Highways Network – Roads and OS MasterMap Highways Network– RAMI orders twice a year in line with OS Open Roads publication (April and October). The refreshed lookup table will be published in the May OS MasterMap Highways Network publication, but will reflect April 2025 data for both OS MasterMap Highways Network and OS Open Roads.
The Silvertown Tunnel, London will be open from 07 April 2025 and will be available in the May 2025 release of OS MasterMap Highways Network.
The next release of OS MasterMap Highways Network is scheduled for May 2025.
Please see the for details of live and resolved data issues for the products.
GeoPlace Streets Data
07 March 2025
Improvement Service Streets Data
06 March 2025
OS Road, Path, and Routing Content
05 March 2025
AccessRestriction
35 635
FerryLink
102
FerryNode
132
FerryTerminal
132
Hazard
41 988
HighwayDedication
3 603 887
Maintenance
1 318 056
Reinstatement
1 527 138
RestrictionForVehicles
12 119
Road
854 328
RoadLink
8 507 463
RoadNode
7 538 618
RoadJunction
6 883
SpecialDesignation
789 381
Street
1 490 806
Structure
1 385 341
TurnRestriction
1 047 714
ConnectingLink
1 996 794
ConnectingNode
1 853 848
FerryLink
112
FerryNode
200
FerryTerminal
200
HighwayDedication
404 637
Maintenance
204 954
Path
25 348
PathLink
3 334 078
PathNode
3 936 187
Reinstatement
210 137
SpecialDesignation
12 840
Street
256 900
This release note provides information about the April 2025 release of OS MasterMap Highways Network.