Driver Location Signs - Roader's Digest: The SABRE Wiki
Motorway Marker Posts
What are driver location signs? | startrescue.co.uk
Driver location sign - Wikipedia
Motorway marker post showing direction to nearest emergency phone Stock Photo - Alamy
Marker Post by the side of the M25 motorway, Kent, UK Stock Photo - Alamy
Driver location signs – Metrication UK
IAN 93 Rev 1
Flexmaster® Marker Post - Buy Online with Free Delivery - Glasdon UK
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
Distance information – UK Metric Association
North West Motorway Police on Twitter: "Marker posts are blue & white metal shields on motorway side. Eg Marker post 280.4A is 280.4km north of start of M6.. http://t.co/bJJes1UaAi" / Twitter
CMPG on Twitter: "Do you know what motorway marker posts mean? You do now! http://t.co/Zxd90KYA4q" / Twitter