Question Author
Dzug - no its definitely council, the road runs past the old power station at Greenwich and its cut off a garage on one side and a builders yard on the other. Never any access only signs. In all honesty I obey the rules and wouldn't have transgressed.
No I think Chucks right they probably put the notice up, no objection and away they went. Some years ago they did the same on the other side of the houses, about half a mile away, blocking access to main road.