I am starting to see these stencils pop-up. There's one on Bedford at West Wash now. Has any thought been given to communicating what they mean? If you've been following this thread on this list-serve, then you already know, but what about everybody else?
--- Robert F. Nagel, Attorney Law Offices of Robert Nagel [email protected] www.nagel-law.com Thirty on the Square, 10th Floor 30 W. Mifflin St., Suite 1001 Madison, WI 53703 608-255-1501 office 608-255-1504 fax 608-438-9501 cell On Wed, Nov 13, 2013 at 1:48 PM, Mitchell Nussbaum <[email protected]> wrote: > If there's a stencil on Rose Place, it would have been placed there by > Shorewood Hills. So it's not just Madison. > > ------------------------------ > *From: *"Josh Mayer" <[email protected]> > *To: *[email protected] > *Sent: *Tuesday, November 12, 2013 11:11:57 PM > > *Subject: *Re: [Bikies] New bike stencil: Vilas at S. Park > > I observed these stencils yesterday on SB Rose Place at its intersection > with University Ave (Rose Pl becomes Midvale south of this point). I had > no idea what it was as I rode by on the right side of it and then proceeded > to sit there for a while. Good to know more about them! > > > > On Monday, November 11, 2013 3:45 PM, "Ross, Arthur" < > [email protected]> wrote: > Mitch wrote < Riding to work this morning, I noticed a new stencil on > the Vilas Ave. pavement, right before it crosses Park St. It doesn't look > like a sharrow. Could it be a marker to show cyclists where to go to > activate a green light? If so, I'd like to thank whoever is responsible; > I've wanted something like that for a long time at that intersection.> > > I will pass your thanks on to the Traffic Engineers, Electricians and TE > Shop Crew that worked on this. Most of the signals in Madison that work > via detection are sensitive to bicycles. Without going into the science > too deeply, there are loops of wire in or below the pavement with energy > running through them that are sensitive to the movement of metal over > them. Do a web search on induction loop detection if you are interested in > how this works. We tested all of these locations with a bike with a carbon > fiber frame and fork (alloy wheels, handlebar, stem, seat post). The area > of the loop that is sensitive might not always be in line with where a > bicyclist is generally operating, however. When we receive complaints that > a bicyclist was not detected at a traffic signal we go out to test the > loop, adjust the sensitivity if necessary, and mark the location of > greatest sensitivity. We recently did this at a number of near west side > locations where we had received complaints. Loops should have been marked > at Wilson & Broom, Doty & Broom, Bedford & W Washington, Parr & Park, Erin > & Park, Vilas & Park. All you need to do is ride over the stencil, you do > not need to wait on the stencil. If anyone has other locations where they > feel they have not been detected, please report these on the City’s > Report-A-Problem website or call Traffic Engineering at 266-4761, and we > will check them. > > Steve Arnold asked < Was it the Bicycle Detector pavement marking? > http://mutcd.fhwa.dot.gov/htm/2009/part9/fig9c_07_longdesc.htm > > I haven’t been out to check these yet, but yes, this is what the stencil > should look like. > > Paul O’Leary wrote < One (well, two) of these detectors would be perfect > for the HAWK signal at N. Blair / E. Mifflin.> > The problem is, if we installed loops here then cars would trigger the > Ped/Bike Hybrid Beacon as well. While we can set the sensitivity for a > loop to detect bigger vehicles but not smaller vehicles, we can’t do the > reverse. For example, there is a loop on Jenifer Street to detect a bus > turning from the Jenifer Street cul-de-sac onto Williamson Street, but > there is a push button for bicycles to trigger this signal. We can set the > sensitivity to detect a bus, but not a car or bicycle. Another issue with > a loop at Mifflin/Blair for bicyclists is that the Ped/Bike Hybrid Beacon > would be triggered every time a bicyclist approached Blair on Mifflin. I > ride this regularly and rarely find I need to use this beacon at the times > of day I am ride through there. > > Grant Foster wrote < Parr/Park desperately needs this> > This should be marked, in both lanes. > > > Arthur Ross, Pedestrian-Bicycle Coordinator > City of Madison Traffic Engineering Division > 215 Martin Luther King, Jr. Blvd., Suite 100 > PO Box 2986 > Madison, WI 53701-2986 > 608/266-6225 > > > > > _______________________________________________ > Bikies mailing list > [email protected] > http://lists.danenet.org/listinfo.cgi/bikies-danenet.org > > > > _______________________________________________ > Bikies mailing list > [email protected] > http://lists.danenet.org/listinfo.cgi/bikies-danenet.org > > > _______________________________________________ > Bikies mailing list > [email protected] > http://lists.danenet.org/listinfo.cgi/bikies-danenet.org > >
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