The lines we're talking about are about a dozen or two lines spaced
about a metre apart.
Yup, for aircraft spotting there are lines much more widely spaced (half-mile?)
For Vascar speed measuring the UK also uses big white spots.
Jez
On Thu, Oct 1, 2009 at 2:10 PM, Clay Nichols
<Clay.Nichols@xxxxxxxxxxxxxxxxxx> wrote:
> I always thought marks in the road aided in speed monitoring from aircraft.
> Clay
>
>>>> Jez Cunningham <jez@xxxxxxxxxxxxxx> 10/1/2009 5:32 AM >>>
> As I understand it, the lines on the road are not to indicate the
> presence of the camera to the motorist, but are part of the
> measurement system for some models of speed-check camera. I assume
> the photo/flash shows the movement of the car and they count how many
> lines have been crossed in a certain time period. Others may know
> more of the details...
> br
> jez
>
> On Wed, Sep 30, 2009 at 11:55 PM, Andrew Fildes <afildes@xxxxxxxxxxxxx> wrote:
>> Yes - I noticed that in some places, they even indicted [sic] with a series
>> of lines on the road the zone where the speed was measured - quite
>> dangerous as cars braked suddenly to get under the limit just for a
>> few yards.
>> Andrew Fildes
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