Travel time measures for the strategic road network and local 'A' roads, England.
Great Britain.Department for Transport,issuing body.
Title from PDF caption (GOV.UK, viewed January 9, 2017).
Accompanied online by statistical tables.
From 2016 the quarterly issues contain a twelve month rolling annual designation.
Latest issue consulted: October 2016 to September 2017 (viewed January 9, 2017).
Travel time measures for the strategic road network, England
Travel time measures for local 'A' roads, England
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