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automatic traffic light changes
Posted: Fri Aug 27, 2004 9:44 am
by Mike Peplinski
I know you are all familiar with those traffic light changers that sense the
presence of a vehicle. Is it my imagination or does a motorcycle NOT set
these things off? Are they weight or magnetic operated? It seems that the
light won't change when I stop alone at my local lights. Maybe it is just my
imagination and impatience. The light always eventually changes, but that
seems to be because a car always eventually comes along.
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automatic traffic light changes
Posted: Fri Aug 27, 2004 9:51 am
by Judson D. Jones
--- In
DSN_klr650@yahoogroups.com, "Mike Peplinski"
wrote:
> I know you are all familiar with those traffic light changers that sense the
> presence of a vehicle. Is it my imagination or does a motorcycle NOT set
> these things off? Are they weight or magnetic operated? It seems that the
> light won't change when I stop alone at my local lights. Maybe it is just my
> imagination and impatience. The light always eventually changes, but that
> seems to be because a car always eventually comes along.
It's not your imagination. A number of states have passed laws allowing a
motorcycle to go through a red light if it is controlled by one of these devices,
isn't activated by your bike, and if no cross traffic is coming.
automatic traffic light changes
Posted: Fri Aug 27, 2004 10:13 am
by Guy B. Young II - COG Tech Ed
Tis true, but not in my state (VA) - yet - but we're working on it. Law enforcement will usually tell you it's best to make a right turn (where allowed on a red signal), then find the most convenient, safe, place to do a U-turn.
I've been pretty successful in dropping a note to the local Traffic Engineer (Richmond), indicating which intersection is giving me a problem. All of the ones I made them aware of worked with my bike(s) in about a weeks time.
Guy
-----Original Message-----
From: "Judson D. Jones"
Sent: Aug 27, 2004 10:50 AM
To:
DSN_klr650@yahoogroups.com
Subject: [DSN_klr650] Re: automatic traffic light changes
--- In
DSN_klr650@yahoogroups.com, "Mike Peplinski"
wrote:
> I know you are all familiar with those traffic light changers that sense the
> presence of a vehicle. Is it my imagination or does a motorcycle NOT set
> these things off? Are they weight or magnetic operated? It seems that the
> light won't change when I stop alone at my local lights. Maybe it is just my
> imagination and impatience. The light always eventually changes, but that
> seems to be because a car always eventually comes along.
It's not your imagination. A number of states have passed laws allowing a
motorcycle to go through a red light if it is controlled by one of these devices,
isn't activated by your bike, and if no cross traffic is coming.
automatic traffic light changes
Posted: Fri Aug 27, 2004 10:30 am
by Eric Lee Green
Mike Peplinski wrote:
>I know you are all familiar with those traffic light changers that sense the
>presence of a vehicle. Is it my imagination or does a motorcycle NOT set
>these things off? Are they weight or magnetic operated? It seems that the
>light won't change when I stop alone at my local lights.
>
It's not your imagination. They are magnetic operated, but can be tricky
to trigger with a motorcycle. There's a procedure to use on these guys:
1) Look for the lines on the pavement where the sensors were installed.
Generally this will be a) about a foot from the left side of the lane,
b) down the middle of the lane, and c) about a foot from the right side
of the lane, at the head of the lane about a foot before the crosswalk line.
2) Position your motorcycle over one of the sensor lines
3) Wait. Bounce up and down a bit to try to get the bike's magnetic mass
lower to the ground.
4) If after a couple of minutes it doesn't change, move your bike over a
bit and put the kickstand down on the line.
5) Wait.
6) If it still doesn't work, call your city's streets department and
tell them that the particular sensor in question needs to be
re-adjusted. They will laugh at you. Contact your local city counciller
and tell him that the streets department laughed at you. The city
counciller will tell you he doesn't like "murdercycles" and you ought to
get an SUV like everybody else. Or, if you're lucky, you'll live in a
motorcycle-friendly place in California and they'll send somebody right
out to fix it.
Finally: Some lights are simply programmed to wait a long time. There
was one left turn lane (Fair Oaks to Arques in Sunnyvale CA) that,
during morning rush hour, would cycle only every second time that the
light went green. Presumably this was done during the dot-com era when
that was a busy intersection. Nowadays, naturally, that intersection is
a virtual ghost town. But it is extremely frustrating to see the light
turn green, and... no turn arrow. This happened whether you were in a
car or on a motorcycle, but had nothing to do with the sensors, and
everything to do with 5-year-old traffic measurements that the streets
department defended as correct even though clearly they were now wrong.
Sometimes streets departments will do anything possible to avoid work

.
-ee
automatic traffic light changes
Posted: Fri Aug 27, 2004 10:53 am
by Tom Hayslett
-----Original Message-----
From: Mike Peplinski [mailto:motormind72@...]
Sent: Friday, August 27, 2004 7:44 AM
To: airheads@...;
DSN_klr650@yahoogroups.com
Subject: [DSN_klr650] automatic traffic light changes
I know you are all familiar with those traffic light changers that sense the
presence of a vehicle. Is it my imagination or does a motorcycle NOT set
these things off? Are they weight or magnetic operated? It seems that the
light won't change when I stop alone at my local lights. Maybe it is just my
imagination and impatience. The light always eventually changes, but that
seems to be because a car always eventually comes along.
****** REPLY **********
Hi Mike,
Where I live, the lights are activated by metallic projection - that
is, the size of the hunk of metal over the sensors at the lights. There use
to be a fella on eBay selling a false signature projector (doodad that
projects a metallic image the size of a semi) for bikes. Supposedly you
just stick it on the bottom of your bike and voila! No more problems. I
haven't tried one, maybe another lister has. They are relatively
inexpensive IIRC.
Tom
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automatic traffic light changes
Posted: Fri Aug 27, 2004 12:23 pm
by Mike Frey
They are metal detectors in the road.
Just the other day, I sat through 3 cycles of the light at an
intersection, thought "Just go", then thought "Yeah, and with my luck,
Mr Officer will see and ticket me". I knew that turning right would take
me a mile or more down the road till my next available U-turn spot.
Finally, I just turned around and went to the next intersection that had
only a stop sign.
....sux
Back in the 70's, when PA did not have legal "right turn on red", and
virtually all U-turns were illegal (still are), you would see the poor
souls at traffic lights who waited for days - weeks, even - for the next
car to come along and trigger the light to change - too late for them.
The skeletal remains of motorcyclists, their bikes all draped with
spider webs, was a gruesome sight.

Mike Peplinski wrote:
>I know you are all familiar with those traffic light changers that sense the
>presence of a vehicle. Is it my imagination or does a motorcycle NOT set
>these things off? Are they weight or magnetic operated? It seems that the
>light won't change when I stop alone at my local lights. Maybe it is just my
>imagination and impatience. The light always eventually changes, but that
>seems to be because a car always eventually comes along.
>
>_________________________________________________________________
>Get ready for school! Find articles, homework help and more in the Back to
>School Guide!
http://special.msn.com/network/04backtoschool.armx
>
>
>
>List sponsored by Dual Sport News at
www.dualsportnews.com. List FAQ courtesy of Chris Krok at:
www.bigcee.com/klr650faq.html
>Unsubscribe by sending a blank message to:
>
DSN_klr650-unsubscribe@yahoogroups.com .
>
>
>Yahoo! Groups Links
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automatic traffic light changes
Posted: Fri Aug 27, 2004 1:05 pm
by Sonny Bulla
Mike Frey writes:
>Just the other day, I sat through 3 cycles of the light at an
>intersection, thought "Just go", then thought "Yeah, and with my luck,
>Mr Officer will see and ticket me".
Here in TN they just made it a law to treat those light's, that don't
recognize MC's, as stop signs. I take advantage of it quite frequently.
Sonny
'02 KLR650
http://home.earthlink.net/~sbulla
http://www,louisemandrell.com
automatic traffic light changes
Posted: Fri Aug 27, 2004 1:23 pm
by Duncan
Mike P wrote: "..Is it my imagination or does a motorcycle NOT set
these things off? (traffic light changers that sense the presence of a
vehicle).."
I went to Radio Shack and bought a couple of 1 3/4" x 1" x 3/8"
rectangular shaped ceramic magnets for less than $2 each and double-stick
tape and zip tied them to low spots under my frame. They help trigger the
wire sensors in the street at stop lights. Funny, when I just went out to
measure them, I noticed that they also collect other magnets from the
road!
Duncan (still hunting a KLR650)
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automatic traffic light changes
Posted: Fri Aug 27, 2004 2:24 pm
by Mike Frey
Does anyone know if this law exists in PA? Since Mike P brought the
subject up, it has reminded me of the pain in the ass that it is ("it"
being motorcycles not triggering the traffic signal)!
Mike Frey
Sonny Bulla wrote:
>Here in TN they just made it a law to treat those light's, that don't
>recognize MC's, as stop signs. I take advantage of it quite frequently.
>
>Sonny
>'02 KLR650
>
http://home.earthlink.net/~sbulla
>http://www,louisemandrell.com
>
>
>
automatic traffic light changes
Posted: Fri Aug 27, 2004 3:12 pm
by rwhitham
I have not tried this, but here is one of those automatic changers:
http://www.greenlightstuff.com/trigger.html
--- In
DSN_klr650@yahoogroups.com, "Mike Peplinski"
wrote:
> I know you are all familiar with those traffic light changers that
sense the
> presence of a vehicle. Is it my imagination or does a motorcycle
NOT set
> these things off?