Motorway Incident Detection and Automatic Signalling: Difference between revisions

Revision as of 11:07, 3 August 2009

Revision as of 03:04, 2 October 2009

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It is installed on several sections of the United Kingdom's busiest motorways, such as the congested western stretch of the [[M25 motorway]] and much of the [[M60 motorway]] around [[Manchester]], the Birmingham box (M6, M5 and M42) and the system has successfully reduced accidents.<ref name="hacost">{{cite_web|url=http://www.ha-research.co.uk/projects/index.php?id=437|title=Cost effectiveness of MIDAS|publisher=Highways Agency |accessdate =2007-01-07}}</ref>

The system replaced the [[Automatic Incident Detection]] '''(AID)''' system which was trialled in 1989 on an {{convert|83|km|0}} section of the [[M1 motorway]].<ref name="hacost" /> MIDAS was first installed on the M25 in 1997, after this section already had the [[variable speed limit]] ([[controlled motorway]]) scheme.<ref name="hacost" />

By March 2006, the [[Highways Agency]] aims to have MIDAS installed on more than {{convert|910|km|0}} of the English motorway network.{{specify}}