>Although I would imagine a pumper truck's tire would make a huge bang, at
>least the drivcer next to it was inside and hopefully had the windows up
>this time of year.  While driving ,my 79 loaf some years ago, I had just
>picked up my 10 speed bike from the repair shop and threw it inside the
>van to get it home.  Since the repair involved a new tube in one of the
>tires, imagine my surprise when I heard a loud bang going down a long
>hill. Yes, I've had potato ship bags pop when ascending and descending
>Colorado mountains before, but this was a lot bigger than chips.  Feeling
>lucky that I was able to stop, I turned around and observed that the newly
>repaired tire had blown.  Turns out that the repair tech had the band that
>protects the tube from the spokes on the wheel was askew and the
>110psi  tire pressure was enough to chafe the new tube and make a big
>bang.  From about 4 feet away!!

DM&FS

>I looked in my side mirror and I saw one of those big concrete pumpers
>(Putzmeister) pulling over and still a cloud of dust by one of its many
>rear tires.
>
>I can only imagine how terrified the driver of the car next to it must
>have felt when the tire blew.
>