In article >,
Brent P > wrote:
>In article >, Matthew Russotto wrote:
>
>> There's ruts in the asphalt about the width of bike tires. You think
>> they were caused by what, elephants wearing inline skates?
>
>The only time I've seen such things it was because kids rode across the
>surface before it was cured. The tire tracks then become part of the
>surface when it hardens.

That wasn't the case here, but I suspect it happened when the asphalt
softened in the sun. Not great asphalt to begin with, obviously.

>> The first statement is true as well; bicycles cut ruts in dirt paths.
>> What would you expect to happen when you continually put ~200 pounds
>> of pressure on two dinky little contact patches on dirt? You'll get a
>> rut in fairly short order.
>
>Some of the best and fastest trails are ones that are just smoothly
>dished 'rut'.

Are you talking mountain bike trail or road bike trail?
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