I think it's become standard practice for all overhead pedestrian crossings or 
bikeways now, for the same reasons and for even the unintended: a person 
inadvertantly dropping something overboard, etc, like if they're up there 
taking a picture with their smartphone…!

G


> On May 6, 2018, at 11:59 AM, Alan C <[email protected]> wrote:
> 
> I am intrigued by that other shot of a fenced in bridge over the highway. 
> They need to do that here to prevent vandals dropping rocks onto passing 
> traffic.

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