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Positions of driver location signs on motorways - a Freedom of Information request to National Highways Limited - WhatDoTheyKnow
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![Dave Harford on Twitter: "Heading away on a road trip the weekend? Incident or emergency on a motorway? Unsure of your location? Marker posts & emergency telephones pin point your location quickly Dave Harford on Twitter: "Heading away on a road trip the weekend? Incident or emergency on a motorway? Unsure of your location? Marker posts & emergency telephones pin point your location quickly](https://pbs.twimg.com/media/E4vZ46hXMAkfvTA.jpg)
Dave Harford on Twitter: "Heading away on a road trip the weekend? Incident or emergency on a motorway? Unsure of your location? Marker posts & emergency telephones pin point your location quickly
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