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Road length estimates for Great Britain as of April 2025.
Congestion on the Strategic Road Network (motorways and ‘A’ roads managed by National Highways), and on locally managed ‘A’ roads for April 2024 to March 2025.
Statistics on compliance with vehicle speed limits. This release will cover the first 2 quarters of 2020 (by exception).
Travel time statistics on the Strategic Road Network and on locally managed ‘A’ roads for the year ending March 2022.
Annual statistics on car compliance with speed limits on roads in Great Britain for 2021.
Guide to transport energy and environment statistics, source documents, accompanying notes, definitions and supporting technical documents.
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