Thanks for the gear tip. These sound like tires that WAAM can recommend for folks heading on longer rides/tours.
-India, We Are All Mechanics http://www.WeAreAllMechanics.com On Fri, Aug 12, 2011 at 11:51 AM, Swell Schultz <[email protected]>wrote: > My 2 cents... > > I went from 23c road tires 2 years ago to 25c Conti Gatorskin "training" > tires - they are TOUGH and only a bit larger. I think they have a layer of a > ceramic cloth similar to kevlar. No flats in 2 years and they are nice > handling meats. > Dan > > ------------------------------ > Date: Fri, 12 Aug 2011 09:23:31 -0700 > From: [email protected] > To: [email protected]; [email protected] > Subject: Re: [Bikies] MS Ride and tires > > Like anything else in life, you can't gain a feature while changing one > option without giving up another feature. > We have established the probability of the slag as one factor of increased > flats, and road trash as a another factor, lightweight and thin tires as a > another factor. The conflict then appears to be municipality's desire for > cost effective means of keeping streets safe and smooth and the cyclists > desire to keep ounces off the bicycle for speed. Umm, lets see which desire > wins when it comes to the public budget time. > I know I'm a poster child for heavy bikes or trikes but if I had to choose > between protecting my bones or my racing self-image, I'll protect my bones > with heavier puncture resistant tires because I can't win a race by spending > time changing tires. > > My humble two cents worth. > DJ > > --- On *Fri, 8/12/11, Michael Rewey <[email protected]>* wrote: > > > From: Michael Rewey <[email protected]> > Subject: Re: [Bikies] MS Ride and tires > To: "[email protected]" <[email protected]> > Date: Friday, August 12, 2011, 10:49 AM > > Larry presented a very good history. > > We've been presented that it is either pea gravel or coal slag for > sealing our streets. While I support the sealing of streets (but not > necessarily with coal slag) we've been given an either/or scenario. Let's > look at it differently. > > I suggest that we use fractured stone or stone chips that are > pre-coated. They do it in Ireland where the chips are actually pretty > big. Yes, it will cost a little more, but the street will be "ready to go" > right after application, there will be no glass slivers that cause flat > tires and it removes the environmental question surrounding the using of > coal slag in urban and residential areas. > > Mike Rewey > > > > -------------------------------------------------- > > On 12 Aug 2011 at 8:27, Larry D. Nelson wrote: > > > Let me attempt to give some background on this issue, Kevin. I am sure > that Mike Rewey can add information as well. > > · Counties and local municipalities would prefer to maintain > roads by grinding off the surface and replacing with new asphalt every 15 to > 20 years. That takes a lot of petroleum and energy in exchange for a smooth > surface. > > · Sealing the surface with aggregate and water emulsified asphalt > every five years seals the cracks and, for a residential street, allows the > pavement to be maintained indefinitely. The material covers the > imperfections but does not reduce them but that is not generally a problem > on residential streets where there is a demand for slower traffic. > > · In the early 1970s, air pollution concerns required the shift > from asphaltic cutback materials to water emulsified materials to reduce the > release of volatile compounds into the atmosphere. The old material was bad > for the air but it was excellent for pavements. > > · The City of Madison used chip seal on its 80 miles of unimproved > streets but would not employee the material on its improved streets. City > policy assessed the cost of the pavement to the property owner and residents > of unimproved streets would tolerate the pea gravel and oil rather than be > assessed for an improved street. Dane County did the work. > > · The use of pea gravel has some serious problems. As I said, > bikers were particularly impacted because “it’s like biking on marbles.” > Also, pea gravel is mined from glacial outwash deposits, often along > streams. Getting a quarry/surface mine in Dane County is pretty difficult. > > · Dane County Recycling Coordinator, working with the Dane County > Highway Department, successfully demonstrated using recycling materials from > power plants for aggregate on County projects. > > · Based on my observations, the recycled materials adhere to the > pavement better than pea gravel. And, people can walk and bike on the > material almost immediately. > > Given our experience in using pea gravel in past years and probability of > bike crashes, I think its use is too great a risk to the public. > > Larry > > > From: [email protected] [mailto:bikies- > [email protected]] On Behalf Of Kevin Luecke > > Sent: Thursday, August 11, 2011 3:54 PM > > To: [email protected] > > Subject: Re: [Bikies] MS Ride and tires > > > I will chime in because I keep seeing mention of tire choice making a > big impact on the flats people are reporting. Tires definitely make a big > difference in flat prevention - my commuter bikes have heavy, slow rolling, > uncomfortable tires that are damn near impossible to flat. I never carry > patches or tubes on my commuters. > > > On my road bike I ride typical training tires: 23c, narrow, light > tires. Why? They are noticeably faster and more comfortable than heavily > armored tires. > > > In the last four years I have had a total of two flats in the Madison > area on these tires (and one was because I let the tire visibly wear too > thin). This summer my wife and I have had at least 6 flats! Nothing has > changed on the equipment side of things, so I have to think it is something > on the road that is causing more flats. > Every time I have have examined the tires, there are more and more > little cuts, usually filled with very small chips of what looks like glass. > After all of these messages, and taking a closer look at what is out on the > road, I am now convinced that it is the coal slag being used as chip-seal > aggregate. While I like that a practical use is being found for what is > otherwise a waste product, this may not be the best use for it. And Larry, > you mentioned that this is "less expensive" than pea gravel - shouldn't coal > plants be paying municipalities to take it off their hands or at least > giving it away for free? Otherwise they'd have to pay to dump it. Seems like > the munis are getting screwed! > > > Kevin > > -- > > Kevin Luecke > > Lead Planner, Bicycle Federation of Wisconsin > > www.bfw.org | 608-251-4456 > > -----Inline Attachment Follows----- > > _______________________________________________ > Bikies mailing list > [email protected] <http:///mc/[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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