Fog sensors to be installed on M40 at J9

[saaby93]

After the pile up 2 years ago fog sensors to be installed
www.bbc.co.uk/news/uk-england-oxfordshire-38972074

ETA correct link - ignore that one about an exploding building
http://www.bbc.co.uk/news/uk-england-oxfordshire-3...
thanks pint of best

Does anybody trust fog warning signs or sensors? Will they be any good or do they cry wolf too many times so hardly anyone will take any notice?

Is there another way?

Edited by saaby93 on Wednesday 15th February 09:52