Smart motorway comparison report: december 2022
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Research and analysis SMART MOTORWAY COMPARISON REPORT: DECEMBER 2022 Initial report looking at the safety, capacity and environmental impacts of smart motorways. Get emails about this page
APPLIES TO ENGLAND DOCUMENTS SMART MOTORWAY COMPARISON REPORT: DECEMBER 2022 HTML DETAILS The report compares 3 types of smart motorways: * all lane running (ALR) * controlled (including
stretches of controlled motorways which have also been widened) * dynamic hard shoulder running (DHS) It provides: * a summary of the different types of smart motorways and their features,
setting out in more detail when and why each smart motorway type was introduced * a high-level summary of the impact of each type of smart motorway when considered through a safety, capacity
and environmental lens * a summary of the current understanding on the economics of smart motorways as well as an overview of safety data This report is in response to the Transport Select
Committee’s recommendations to collect and present evidence and evaluation to enable the government to make informed decisions about enhancing capacity on the Strategic Road Network (SRN).
UPDATES TO THIS PAGE Published 15 December 2022 SIGN UP FOR EMAILS OR PRINT THIS PAGE Get emails about this page Print this page