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Persuading cities to mark loop detectors

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Road Cycling
Published
9 November 2006
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11 November 2006
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Rex Kerr
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  1. I've been going back and forth with both Sacramento county and the city
    of Rancho Cordova about two different intersections that I encounter
    frequently requesting that they mark the signal detectors so that I can
    trigger the lights. Unfortunately I keep getting responses that say
    something like:

    "That's a motor vehicle lane, not a bike lane."
    -- or --
    "The markings in the MUTCD (which I sent them links to) are for special
    bicycle detectors, thus we won't be using them."

    It's getting quite frustrating actually. I recently sent this response
    to the city (which is very similar to one that I sent to the county).
    I'd appreciate any feedback or pointers on how to convince them to work
    with me... again, I've already sent links to the DOT website & the DMV
    website.

    --- quoted e-mail ---
    Thank you for the reply.

    The city of Chico, CA (where I moved here from about a year ago) had
    markings at the most sensitive location of almost all of the signal
    detector loops within the city limits. These were not specialized
    bicycle detectors, but rather they marked the location of the edge of
    the loop where they would detect a bicycle. If the detector loop is
    visible (in other words, it was installed after the pavement was laid
    and the cuts are visible) I can always trigger the loop successfully by
    knowing where to place my bicycle. When I contacted the city of Folsom
    about a detector loop that was paved over they went out and marked its
    location the very same day, and I have had 100% success using the
    standard detector. Also, notice that this publication from the CA DOT:

    http://www.dot.ca.gov/hq/tpp/offices/bike/Bike_Bklt_3-03_view.pdf

    ....mentions that the city of Cupertino has used the standard symbol to
    mark their signal detectors. It makes no mention of these being
    special bicycle detectors, rather from the context it is quite clear
    that they are writing about standard vehicle detectors.

    Unfortunately your comment that the city plans to paint bicycle lanes
    is not a sufficient concession for cyclists. Bicycle lanes present
    numerous problems for cyclists, the biggest being that they encourage
    dangerous lane positioning and dangerous interaction at intersections.
    That issue aside, the bicycle lane would not address my concern about
    the signal detectors.

    I noticed that special buttons have been placed at the edge of the
    sidewalk at the intersection of Kilgore and Trade Center. This seems
    to me to be a very expensive yet ineffective attempt to address the
    problem. These buttons encourage cyclists traveling straight to stop
    at the button. This position is dangerous because right turning
    vehicles will try to squeeze the cyclist and turn right in front of
    them. Instead the cyclists is supposed to be positioned much like a
    motor vehicle allowing right turning motorists to pass to the right of
    them. A standardized marking (which many cities HAVE adopted) on the
    standard detector encourages a much safer lane position. Moreover,
    the button does NOT address the concern of left turning cyclists. How
    exactly are we supposed to make left turns? According to the DMV's
    website:

    http://www.dmv.ca.gov/pubs/hdbk/pgs55thru57.htm

    Bicyclists:

    * must ride in the same direction as other traffic, not against it.
    * must ride in a straight line as near to the right curb or edge of
    the roadway as practical- not on the sidewalk.
    * (MADE BOLD AND RED) must make left and right turns in the same
    way that drivers do, using the same turn lanes.
    * may legally move left to turn left, to pass a parked or moving
    vehicle, another bicycle, an animal, or to make a turn, avoid debris,
    or other hazards.
    * may choose to ride near the left curb or edge of a one-way
    street.
    * (MADE BOLD AND RED) may use a left turn lane. (MADE BOLD AND
    GREEN) If the bicyclist is traveling straight ahead, he or she should
    use a through traffic lane rather than ride next to the curb and block
    traffic making right turns.
    * are lawfully permitted to ride on certain sections of freeways,
    when signs are posted. Be careful when approaching or passing a
    bicyclist on a freeway.

    Notice that both of my statements are backed up by this quote!

    I hope that you will take the time to research the concerns of
    cyclists, look into how cyclists are supposed to interact with other
    traffic (the DMV's driver's handbook has good information on this), and
    consider how the lack of proper markings makes doing so nearly
    impossible.

    Thank you,
    -Rex

  2. Rex Kerr said:

    I've been going back and forth with both Sacramento county and the city
    of Rancho Cordova about two different intersections that I encounter
    frequently requesting that they mark the signal detectors so that I can
    trigger the lights. Unfortunately I keep getting responses that say
    something like:

    "That's a motor vehicle lane, not a bike lane."
    -- or --
    "The markings in the MUTCD (which I sent them links to) are for special
    bicycle detectors, thus we won't be using them."

    It's getting quite frustrating actually. I recently sent this response
    to the city (which is very similar to one that I sent to the county).
    I'd appreciate any feedback or pointers on how to convince them to work
    with me... again, I've already sent links to the DOT website & the DMV
    website.

    --- quoted e-mail ---
    Thank you for the reply.

    The city of Chico, CA (where I moved here from about a year ago) had
    markings at the most sensitive location of almost all of the signal
    detector loops within the city limits. These were not specialized
    bicycle detectors, but rather they marked the location of the edge of
    the loop where they would detect a bicycle. If the detector loop is
    visible (in other words, it was installed after the pavement was laid
    and the cuts are visible) I can always trigger the loop successfully by
    knowing where to place my bicycle. When I contacted the city of Folsom
    about a detector loop that was paved over they went out and marked its
    location the very same day, and I have had 100% success using the
    standard detector. Also, notice that this publication from the CA DOT:

    http://www.dot.ca.gov/hq/tpp/offices/bike/Bike_Bklt_3-03_view.pdf

    ...mentions that the city of Cupertino has used the standard symbol to
    mark their signal detectors. It makes no mention of these being
    special bicycle detectors, rather from the context it is quite clear
    that they are writing about standard vehicle detectors.

    Unfortunately your comment that the city plans to paint bicycle lanes
    is not a sufficient concession for cyclists. Bicycle lanes present
    numerous problems for cyclists, the biggest being that they encourage
    dangerous lane positioning and dangerous interaction at intersections.
    That issue aside, the bicycle lane would not address my concern about
    the signal detectors.

    I noticed that special buttons have been placed at the edge of the
    sidewalk at the intersection of Kilgore and Trade Center. This seems
    to me to be a very expensive yet ineffective attempt to address the
    problem. These buttons encourage cyclists traveling straight to stop
    at the button. This position is dangerous because right turning
    vehicles will try to squeeze the cyclist and turn right in front of
    them. Instead the cyclists is supposed to be positioned much like a
    motor vehicle allowing right turning motorists to pass to the right of
    them. A standardized marking (which many cities HAVE adopted) on the
    standard detector encourages a much safer lane position. Moreover,
    the button does NOT address the concern of left turning cyclists. How
    exactly are we supposed to make left turns? According to the DMV's
    website:

    http://www.dmv.ca.gov/pubs/hdbk/pgs55thru57.htm

    Bicyclists:

    * must ride in the same direction as other traffic, not against it.
    * must ride in a straight line as near to the right curb or edge of
    the roadway as practical- not on the sidewalk.
    * (MADE BOLD AND RED) must make left and right turns in the same
    way that drivers do, using the same turn lanes.
    * may legally move left to turn left, to pass a parked or moving
    vehicle, another bicycle, an animal, or to make a turn, avoid debris,
    or other hazards.
    * may choose to ride near the left curb or edge of a one-way
    street.
    * (MADE BOLD AND RED) may use a left turn lane. (MADE BOLD AND
    GREEN) If the bicyclist is traveling straight ahead, he or she should
    use a through traffic lane rather than ride next to the curb and block
    traffic making right turns.
    * are lawfully permitted to ride on certain sections of freeways,
    when signs are posted. Be careful when approaching or passing a
    bicyclist on a freeway.

    Notice that both of my statements are backed up by this quote!

    I hope that you will take the time to research the concerns of
    cyclists, look into how cyclists are supposed to interact with other
    traffic (the DMV's driver's handbook has good information on this), and
    consider how the lack of proper markings makes doing so nearly
    impossible.

    Thank you,
    -Rex

    Hi Rex,

    I have never tried to get such a thing done, but the long mail to
    bureaucrats at city hall or whereever might be counter-productive. They
    just think you are some crank. Maybe try going to the guys who would
    actually make the marking and see if they will just do it, or can get
    it done "bottom-up" rather than "top-down". Sometimes buracracies work
    better the other way! Or you could mark them yourself with a little
    experimentation.

    Joseph

  3. "Rex Kerr" <[email hidden]> wrote in message
    news:[email hidden]...

    Quoted message said:

    I've been going back and forth with both Sacramento county and the city
    of Rancho Cordova about two different intersections that I encounter
    frequently requesting that they mark the signal detectors so that I can
    trigger the lights.

    They could talk to the City of Bellevue. Each of our signals is marked with
    an X. See: http://www.ci.bellevue.wa.us/transportation_walking.htm, and
    scroll to "To Activate a Traffic Signal When on a Bike" Kevin's a cool
    guy -- his phone number and email are over on the right panel on the
    webpage. I bet he'd be willing to help. Email him and see what he says.

    --
    Warm Regards,

    Claire Petersky
    http://www.bicyclemeditations.org/
    See the books I've set free at: http://bookcrossing.com/referral/Cpetersky

  4. Rex Kerr said:

    I've been going back and forth with both Sacramento county and the city
    of Rancho Cordova about two different intersections that I encounter
    frequently requesting that they mark the signal detectors so that I can
    trigger the lights. Unfortunately I keep getting responses that say
    something like:

    "That's a motor vehicle lane, not a bike lane."
    -- or --
    "The markings in the MUTCD (which I sent them links to) are for special
    bicycle detectors, thus we won't be using them."

    It's getting quite frustrating actually.

    I sympathize. My bike club is having worse problems with a local park
    district. They have been absolutely immovable on much more serious
    cyclists' problems.

    But, in brainstorming mode for the moment, some possibilties might be:

    Get help from local bike clubs so it's not a one man campaign. As is,
    they can internally dismiss you as "one kook."

    Write to the county commissioners or trustees - again, hopefully as a
    representative of a bike club, perhaps backed by multiple letters.

    Consider letters to the editor.

    Finally, since all you're asking for is some paint and a stencil,
    there's the possibility of doing it guerilla style. Clubs routinely
    mark roads with small direction arrows for century rides. Could a
    local club mark the loop detectors? Sounds like it could be a fun
    project.

    - Frank Krygowski

  5. "Rex Kerr" <[email hidden]> wrote in message
    news:[email hidden]...

    Quoted message said:

    I've been going back and forth with both Sacramento county and the city
    of Rancho Cordova about two different intersections that I encounter
    frequently requesting that they mark the signal detectors so that I can
    trigger the lights. Unfortunately I keep getting responses that say
    something like:

    "That's a motor vehicle lane, not a bike lane."
    -- or --
    "The markings in the MUTCD (which I sent them links to) are for special
    bicycle detectors, thus we won't be using them."

    It's getting quite frustrating actually. I recently sent this response
    to the city (which is very similar to one that I sent to the county).
    I'd appreciate any feedback or pointers on how to convince them to work
    with me... again, I've already sent links to the DOT website & the DMV
    website.

    --- quoted e-mail ---
    Thank you for the reply.

    The city of Chico, CA (where I moved here from about a year ago) had
    markings at the most sensitive location of almost all of the signal
    detector loops within the city limits. These were not specialized
    bicycle detectors, but rather they marked the location of the edge of
    the loop where they would detect a bicycle. If the detector loop is
    visible (in other words, it was installed after the pavement was laid
    and the cuts are visible) I can always trigger the loop successfully by
    knowing where to place my bicycle. When I contacted the city of Folsom
    about a detector loop that was paved over they went out and marked its
    location the very same day, and I have had 100% success using the
    standard detector. Also, notice that this publication from the CA DOT:

    http://www.dot.ca.gov/hq/tpp/offices/bike/Bike_Bklt_3-03_view.pdf

    ...mentions that the city of Cupertino has used the standard symbol to
    mark their signal detectors. It makes no mention of these being
    special bicycle detectors, rather from the context it is quite clear
    that they are writing about standard vehicle detectors.

    Unfortunately your comment that the city plans to paint bicycle lanes
    is not a sufficient concession for cyclists. Bicycle lanes present
    numerous problems for cyclists, the biggest being that they encourage
    dangerous lane positioning and dangerous interaction at intersections.
    That issue aside, the bicycle lane would not address my concern about
    the signal detectors.

    I noticed that special buttons have been placed at the edge of the
    sidewalk at the intersection of Kilgore and Trade Center. This seems
    to me to be a very expensive yet ineffective attempt to address the
    problem. These buttons encourage cyclists traveling straight to stop
    at the button. This position is dangerous because right turning
    vehicles will try to squeeze the cyclist and turn right in front of
    them. Instead the cyclists is supposed to be positioned much like a
    motor vehicle allowing right turning motorists to pass to the right of
    them. A standardized marking (which many cities HAVE adopted) on the
    standard detector encourages a much safer lane position. Moreover,
    the button does NOT address the concern of left turning cyclists. How
    exactly are we supposed to make left turns? According to the DMV's
    website:

    http://www.dmv.ca.gov/pubs/hdbk/pgs55thru57.htm

    Bicyclists:

    * must ride in the same direction as other traffic, not against it.
    * must ride in a straight line as near to the right curb or edge of
    the roadway as practical- not on the sidewalk.
    * (MADE BOLD AND RED) must make left and right turns in the same
    way that drivers do, using the same turn lanes.
    * may legally move left to turn left, to pass a parked or moving
    vehicle, another bicycle, an animal, or to make a turn, avoid debris,
    or other hazards.
    * may choose to ride near the left curb or edge of a one-way
    street.
    * (MADE BOLD AND RED) may use a left turn lane. (MADE BOLD AND
    GREEN) If the bicyclist is traveling straight ahead, he or she should
    use a through traffic lane rather than ride next to the curb and block
    traffic making right turns.
    * are lawfully permitted to ride on certain sections of freeways,
    when signs are posted. Be careful when approaching or passing a
    bicyclist on a freeway.

    Notice that both of my statements are backed up by this quote!

    I hope that you will take the time to research the concerns of
    cyclists, look into how cyclists are supposed to interact with other
    traffic (the DMV's driver's handbook has good information on this), and
    consider how the lack of proper markings makes doing so nearly
    impossible.

    Thank you,
    -Rex

    Far too often City planners seem to think that putting up a "share the road"
    sign or painting a few bicycle logos on the pavement is creating a bike
    lane. Our (anycity, USA {or Canada}) City planners would do well to visit
    the Netherlands and see what Real bike lanes and paths look like. We've got
    to keep bikes and motor vehicles separated. How about giving intersection
    control priority to pedestrians and cyclists as an added incentive to
    cyclists and disincentive to drivers. Let THEM fume in their two-ton stink
    boxes I say!

    Grolsch

  6. The people you have been dealing with don't understand the law. They also
    don't under stand the legal liability they will face by ignoring you, when
    eventually, and inevitably, someone is injured or killed because of their
    ignorant stubbornness,

    I would make a friendly visit to the city attorney's office and present the
    same information included in your original post.

  7. Quoted message said:

    We've got to keep bikes and motor vehicles separated.

    Actually, from everything I've read, this suggestion is actually much
    worse. All I'm asking for is markings making it possible for me to
    share the same facilities. If anything, I much prefer when cities
    just pave the road wide enough and do NOT mark a specific bicycle lane
    -- I have far fewer negative interactions with vehicles on these roads
    than those that paint separate facilities.

    I saw a system of special lights and intersections similar to what you
    proposed in your message while in London. They looked quite frightful
    to me! I like our system better, if properly implemented.

  8. Quoted message said:

    They could talk to the City of Bellevue. Each of our signals is marked with
    an X. See: http://www.ci.bellevue.wa.us/transportation_walking.htm, and
    scroll to "To Activate a Traffic Signal When on a Bike" Kevin's a cool
    guy -- his phone number and email are over on the right panel on the
    webpage. I bet he'd be willing to help. Email him and see what he says.

    My last e-mail (the one that I posted) seems to have gotten some
    attention. Your link came in handy, thanks!

    BTW, I've ridden in Bellevue. I don't remember the markings then
    (about 6 years ago), but it's a nice area. I rode from there over to
    Seattle and back -- of course it was raining. :-) I remember getting
    lost and finally catching up to a lady who was riding on the trail. As
    I was trying to explain where I wanted to be (unsuccessfully) we came
    out near Microsoft's campus and then I knew how to get back to
    Bellevue. :-)

  9. Rex Kerr said:

    I've been going back and forth with both Sacramento county and the
    city of Rancho Cordova about two different intersections that I
    encounter frequently requesting that they mark the signal detectors
    so that I can trigger the lights. Unfortunately I keep getting
    responses that say something like:

    Quoted message said:

    "That's a motor vehicle lane, not a bike lane."
    -- or --
    "The markings in the MUTCD (which I sent them links to) are for
    special bicycle detectors, thus we won't be using them."

    In contrast, in Palo Alto, where Alma St. merges with El Camino Real,
    there is a pedestrian and bicycle crossing (cars cannot cross this
    intersection from Alma St.) with a full traffic light and pedestrian
    signal. The sages provided a pedestrian button AND a separate bicycle
    loop detector.

    A 3x5" sign about 10ft back from the pedestrian button points at the
    road and says "Bicycles Stop Here". Bicyclists don't see the sign or
    don't trust the detector, so they get up on the sidewalk and press the
    pedestrian button (if no pedestrian is there).

    What they don't know is that the detector turns the traffic light
    green and leaves the pedestrian signal unaffected. The phase for
    bicycle is half as long as the pedestrian phase so that when
    bicyclists use the pedestrian button, a six lane road is left Waiting
    for Godot" at an empty intersection of Sand Hill Rd. and El Camino
    Real.

    All they need is a bicycle button, not a loop, at the post where the
    little sign is located.

    Jobst Brandt

  10. Quoted message said:

    What they don't know is that the detector turns the traffic light
    green and leaves the pedestrian signal unaffected. The phase for
    bicycle is half as long as the pedestrian phase so that when
    bicyclists use the pedestrian button, a six lane road is left Waiting
    for Godot" at an empty intersection of Sand Hill Rd. and El Camino
    Real.

    I'm not certain that I fully understand what you were trying to convey,
    but you did bring up a very good point that I should use in the future.
    By not supplying a standardized marking on the loop detector they are
    encouraging bicycles to use the pedestrian signal, which unnecessarily
    delays traffic. I see that happen daily.

    Then again, it sounds like you might be saying that cyclists won't use
    the loop detector even if it is marked.

  11. Quoted message said:
    Rex Kerr said:

    I've been going back and forth with both Sacramento county and the
    city of Rancho Cordova about two different intersections that I
    encounter frequently requesting that they mark the signal detectors
    so that I can trigger the lights. Unfortunately I keep getting
    responses that say something like:

    Quoted message said:

    "That's a motor vehicle lane, not a bike lane."
    -- or --
    "The markings in the MUTCD (which I sent them links to) are for
    special bicycle detectors, thus we won't be using them."

    In contrast, in Palo Alto, where Alma St. merges with El Camino Real,
    there is a pedestrian and bicycle crossing (cars cannot cross this
    intersection from Alma St.) with a full traffic light and pedestrian
    signal. The sages provided a pedestrian button AND a separate bicycle
    loop detector.

    A 3x5" sign about 10ft back from the pedestrian button points at the
    road and says "Bicycles Stop Here". Bicyclists don't see the sign or
    don't trust the detector, so they get up on the sidewalk and press the
    pedestrian button (if no pedestrian is there).

    What they don't know is that the detector turns the traffic light
    green and leaves the pedestrian signal unaffected. The phase for
    bicycle is half as long as the pedestrian phase so that when
    bicyclists use the pedestrian button, a six lane road is left Waiting
    for Godot" at an empty intersection of Sand Hill Rd. and El Camino
    Real.

    All they need is a bicycle button, not a loop, at the post where the
    little sign is located.

    Jobst Brandt

    For some reason this reminds me of a traffic light set-up I saw several
    places in Italy on a recent trip: A light in the middle of a small town
    that is connected to radar. A large sign informs drivers that speeders
    will be presented with a red light. I tested it, and it works. Not only
    the speeder has to wait, everyone does. Talk about waiting for Godot!

    Sometimes offering convenience isn't the best solution. I agree that a
    simple button might be a much better solution, though I have never been
    there, and I don't belive I have ever ridden a bike on a road with such
    a system.

    Joseph

  12. [email hidden] wrote in news:1163103208.509866.304830
    @k70g2000cwa.googlegroups.com:

    Quoted message said:

    For some reason this reminds me of a traffic light set-up I saw several
    places in Italy on a recent trip: A light in the middle of a small town
    that is connected to radar. A large sign informs drivers that speeders
    will be presented with a red light.

    No offence intended here, but I don't understand why they would have such a
    system in Italy of all places. When I drove there (about 15 years ago) it
    seemed that red lights were only "suggestions" anyway so why would a
    speeder care at all? <grin>

    Cheers,
    David

  13. "Claire Petersky" <[email hidden]> wrote in message
    news:[email hidden]...

    Quoted message said:

    "Rex Kerr" <[email hidden]> wrote in message
    news:[email hidden]...

    Quoted message said:

    I've been going back and forth with both Sacramento county and the city
    of Rancho Cordova about two different intersections that I encounter
    frequently requesting that they mark the signal detectors so that I can
    trigger the lights.

    They could talk to the City of Bellevue. Each of our signals is marked
    with an X. See: http://www.ci.bellevue.wa.us/transportation_walking.htm,
    and scroll to "To Activate a Traffic Signal When on a Bike" Kevin's a cool
    guy -- his phone number and email are over on the right panel on the
    webpage. I bet he'd be willing to help. Email him and see what he says.

    I totally agree. I have contacted the city with small bicycling issues and
    they have been extremely responsive. Having the "X" at intersections is
    great.

  14. Claire Petersky said:

    "Rex Kerr" <[email hidden]> wrote in message
    news:[email hidden]...

    Quoted message said:

    I've been going back and forth with both Sacramento county and the city
    of Rancho Cordova about two different intersections that I encounter
    frequently requesting that they mark the signal detectors so that I can
    trigger the lights.

    They could talk to the City of Bellevue. Each of our signals is marked with
    an X. See: http://www.ci.bellevue.wa.us/transportation_walking.htm

    Hmm. I see the PDF of the bike map reminds cyclists of only _one_ law.
    And it's not "ride the same direction as traffic," nor "use lights at
    night," nor "obey traffic signals" nor...

    - Frank Krygowski

  15. In article <[email hidden]>,

    Rex Kerr said:

    I've been going back and forth with both Sacramento county and the city
    of Rancho Cordova about two different intersections that I encounter
    frequently requesting that they mark the signal detectors so that I can
    trigger the lights. Unfortunately I keep getting responses that say
    something like:

    "That's a motor vehicle lane, not a bike lane."
    -- or --
    "The markings in the MUTCD (which I sent them links to) are for special
    bicycle detectors, thus we won't be using them."

    It seems to me that in some if not most jurisdictions, if
    a loop detector doesn't trigger a fresh light cycle, the
    vehicle operator can consider it defective and revert to
    4-way stop rules, ignoring the light. As I understand it,
    doing so requires waiting a certain duration first.

    Perhaps a point can be made in your correspondence, that
    an unmarked detector might be considered essentially
    defective (or deficient,) and may cause undue delays to
    traffic waiting behind the vehicle (bicycle) trying in
    vain to trigger it?

    cheers,
    Tom

    --
    -- Nothing is safe from me.
    Above address is just a spam midden.
    I'm really at: tkeats [curlicue] vcn [point] bc [point] ca

  16. Tom Keats said:

    Perhaps a point can be made in your correspondence, that
    an unmarked detector might be considered essentially
    defective (or deficient,) and may cause undue delays to
    traffic waiting behind the vehicle (bicycle) trying in
    vain to trigger it?

    That's a good point. The intersection for which I wrote to Sac County
    has caused that because usually the second vehicle is too timid to get
    close enough to me to trigger the second loop detector and I have
    waited yet another cycle in frustration until I finally wave them
    forward (which just gets a baffled look).

  17. In article <[email hidden]>,
    [email hidden] says...

    Quoted message said:
    Tom Keats said:

    Perhaps a point can be made in your correspondence, that
    an unmarked detector might be considered essentially
    defective (or deficient,) and may cause undue delays to
    traffic waiting behind the vehicle (bicycle) trying in
    vain to trigger it?

    That's a good point. The intersection for which I wrote to Sac County
    has caused that because usually the second vehicle is too timid to get
    close enough to me to trigger the second loop detector and I have
    waited yet another cycle in frustration until I finally wave them
    forward (which just gets a baffled look).

    I've occasionally had to do that, but I find that motorists around here (NW
    Chicago 'burbs) understand the "move up" signal pretty well. Fortunately, I've
    gotten to the point that I can trigger the loop detectors reliably by lining up
    along the edge, over the pavement cut (they're pretty much all visible around
    here). It's the newfangled radar-ish detectors on top of light masts that leave
    me befuddled now.

    --

    __o Kristian Zoerhoff
    _'\(,_ [email hidden]
    (_)/ (_)

  18. Tom Keats said:

    In article <[email hidden]>,

    Rex Kerr said:

    I've been going back and forth with both Sacramento county and the city
    of Rancho Cordova about two different intersections that I encounter
    frequently requesting that they mark the signal detectors so that I can
    trigger the lights. Unfortunately I keep getting responses that say
    something like:

    "That's a motor vehicle lane, not a bike lane."
    -- or --
    "The markings in the MUTCD (which I sent them links to) are for special
    bicycle detectors, thus we won't be using them."

    It seems to me that in some if not most jurisdictions, if
    a loop detector doesn't trigger a fresh light cycle, the
    vehicle operator can consider it defective and revert to
    4-way stop rules, ignoring the light. As I understand it,
    doing so requires waiting a certain duration first.

    Perhaps a point can be made in your correspondence, that
    an unmarked detector might be considered essentially
    defective (or deficient,) and may cause undue delays to
    traffic waiting behind the vehicle (bicycle) trying in
    vain to trigger it?

    cheers,
    Tom


    Hah,
    I have an old days story about San Jose, Ca. They used to, 'may still'
    have metal plate pressure detectors at some of the lights. It was bad
    enough that on a motorcycle I had to stop with the front tire on the
    plate and on a bicycle sometimes I had to get off and jump on the plate.
    That was a hassle.
    Bill Baka

  19. Bill said:
    Tom Keats said:

    In article <[email hidden]>,

    Rex Kerr said:

    I've been going back and forth with both Sacramento county and the city
    of Rancho Cordova about two different intersections that I encounter
    frequently requesting that they mark the signal detectors so that I can
    trigger the lights. Unfortunately I keep getting responses that say
    something like:

    "That's a motor vehicle lane, not a bike lane."
    -- or --
    "The markings in the MUTCD (which I sent them links to) are for special
    bicycle detectors, thus we won't be using them."

    It seems to me that in some if not most jurisdictions, if
    a loop detector doesn't trigger a fresh light cycle, the
    vehicle operator can consider it defective and revert to
    4-way stop rules, ignoring the light. As I understand it,
    doing so requires waiting a certain duration first.

    Perhaps a point can be made in your correspondence, that
    an unmarked detector might be considered essentially
    defective (or deficient,) and may cause undue delays to
    traffic waiting behind the vehicle (bicycle) trying in
    vain to trigger it?

    cheers,
    Tom


    Hah,
    I have an old days story about San Jose, Ca. They used to, 'may still'
    have metal plate pressure detectors at some of the lights. It was bad
    enough that on a motorcycle I had to stop with the front tire on the
    plate and on a bicycle sometimes I had to get off and jump on the plate.
    That was a hassle.
    Bill Baka

    Or you could have just gained a lot of weight.

    Joseph

  20. "Kristian M Zoerhoff" <[email hidden]> wrote in message
    news:[email hidden]...

    Quoted message said:

    In article <[email hidden]>,
    [email hidden] says...

    Quoted message said:
    Tom Keats said:

    Perhaps a point can be made in your correspondence, that
    an unmarked detector might be considered essentially
    defective (or deficient,) and may cause undue delays to
    traffic waiting behind the vehicle (bicycle) trying in
    vain to trigger it?

    That's a good point. The intersection for which I wrote to Sac County
    has caused that because usually the second vehicle is too timid to get
    close enough to me to trigger the second loop detector and I have
    waited yet another cycle in frustration until I finally wave them
    forward (which just gets a baffled look).

    I've occasionally had to do that, but I find that motorists around here
    (NW
    Chicago 'burbs) understand the "move up" signal pretty well.

    Some motorists must believe that one's bicycle is about to explode, and
    therefore they must maintain a 12 foot distance. Or at least, that's what
    some motorists' behavior would lead one to assume. Some lady downright
    REFUSED to get any closer to me at an intersection. Her "politeness" to me
    meant that the intersection behind her gridlocked. It's so aggrevating when
    motorists refuse to move closer to you despite you nearly pleading with them
    to do so.

    --
    Warm Regards,

    Claire Petersky
    http://www.bicyclemeditations.org/
    See the books I've set free at: http://bookcrossing.com/referral/Cpetersky

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