• I wouldn't worry about the thread issue. I was just surprised that nobody had replied to you and suggested the other one as I think more people look at it.

    The highway authority should be TfL, then. I'm not sure that witnesses help much with pothole claims, so I doubt it's an issue that you didn't get their details.

    Hope you're not left out of pocket as a result.

    Oh, and there's also a potholes thread: