Quote Originally Posted by NeiljohnUK View Post
Shame more countries won't invest in such tools, here in the UK there's a car detailer and others who stop and clean dirty road signs they come across, even though some of our civic authorities have threatened them with prosecution! Clean speed limit signs reduce the income from fines apparently...
I remember a case many years ago where a guy had pressure washed a low height sign over an underpass near Newark NJ. was fined and threatened with jail time for of all things, the unauthorized removal of the soot and grime obscuring the lettering on the sign.