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From: Roger Merriman <roger@sarlet.com>
Newsgroups: rec.bicycles.tech
Subject: Re: First flat in a looooong time
Date: 1 Apr 2025 21:14:02 GMT
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Wolfgang Strobl <news51@mystrobl.de> wrote:
> Am Wed, 26 Mar 2025 22:01:05 -0400 schrieb Joy Beeson
> <jbeeson@invalid.net.invalid>:
> 
>> 
>> Tuesday, 25 March 2025
>> 
>> On Saturday, I came out of Aldi to find my front tire flat.
>> 
>> On Monday, I walked to the Trailhouse and handed the wheel
>> to the mechanic with instructions to put in a new tube and
>> find out what had happened to the old one.
> 
> Many years ago, when commuting each work day by bike, I got a flat now
> an then, too. Most often, I just patched the tube and continued my
> commute. My record was something like a bit more than seven minutes,
> from removing the tire to pumping up.  Ideal conditions, sunny morning,
> a a clean place to do the repair, a somewhat soft tire that I could
> remove with my bare hands, an easily found small puncture and, last but
> not least, a fresh repair kit from TipTop. On other occasions, I just
> mounted a new tube and patched at home, later.  Nowadays, when doing
> long tours throughout the region, I still carry a tube, but haven't had
> a need for it, so far.  Perhaps I have better chances to avoid punctures
> because I avoid so called "bicycle infrastructure", but perhaps the
> tubeless tires plus sealant are just working. 

I’d put that more down to tubeless which at least on Gravel bikes just
work, until it doesn’t at least but they are fairly rare event and even
then don’t tend to leave one stranded just with a squishy tyre that will
not seal! And requires topping up every few miles.


> 
>> 
>> He showed me a crack at the base of the valve stem.   The
>> tube had died of old age!
> 
> As Andrew said,  perhaps not enough pressure.  That was my first
> reaction, too. 
> 

Roger Merriman