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Statistics & Research provides access to the underlying evidence for our decisions and helps government and the wider community to work more effectively.

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At the weekend, the A55’s slowest average speeds are around 12:15 heading westbound (towards England). But the slow…

# StatisticsWales / 18 Jul

Average speeds on the A55 often drop below 30 mph through Holyhead and around the Menai Strait, but most of the roa…

# StatisticsWales / 18 Jul

How fast is the A55? Find out in "Vehicle speeds on the A55".

# StatisticsWales / 18 Jul
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