Cute but people who don’t read one sign won’t read two signs.
What about stringing a wire of the appropriate height across the road and having it set off noise and lights when a too-tall truck brushes it … or maybe have an electric eye that drops a gate when a too-tall vehicle is detected …
Cute but people who don’t read one sign won’t read two signs.
What about stringing a wire of the appropriate height across the road and having it set off noise and lights when a too-tall truck brushes it … or maybe have an electric eye that drops a gate when a too-tall vehicle is detected …