[Scan-DC] DOT has put these things all up and down every major roadway here in D allas. What do they do???

[Andrew Clegg]

I saw similar devices along the side of the I95 HOT lanes this weekend coming back from Frostfest. 

Andy

> On Feb 9, 2015, at 16:02, Dewey <dewey3 at gmail.com> wrote:
> 
> From the same page:
> ===================
> An inquiry to the Texas Department of Transportation produced this reply:
> 
>        The units are Smart Sensors manufactured by Wavetronix.  The Smart
> Sensor is a digital wave radar used for vehicle detection.  The Smart Sensor
> measures vehicle volume, occupancy, speed and classification.  The
> information gathered is NOT used for law enforcement purposes.  We use the
> information to generate the speed map shown on our web site and to generate
> the travel times displayed on the dynamic message signs on the freeways.
> ===================
> Dewey
> 
> -----Original Message-----
> From: Scan-DC [mailto:scan-dc-bounces at mailman.qth.net] On Behalf Of Daniel
> Brown
> Sent: Monday, February 09, 2015 15:55
> To: Scan-dc
> Subject: Re: [Scan-DC] DOT has put these things all up and down every major
> roadway here in D allas. What do they do???
> 
> Were you reading this?
> 
> http://www.rfid1984.com/tollway.html
> 
> It seems to imply that they are RFID tag readers.
> 
> 
> 
>> On Mon, Feb 9, 2015 at 3:46 PM, Blair Thompson <b_thom at juno.com> wrote:
>> 
>> As read on the Interwebz.
>> 
>> http://www.rfid1984.com/images/1127.png
>> 
>> 
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> 
> 
> -- 
> Dan Brown
> brown at brauhaus.org
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