Half a croissant, on a plate, with a sign in front of it saying '50c'

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Frost Heave Indicator
Treating certain types of pavement to have controled frost heave messages
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This seemingly inferior blacktop or cement would gain frost heaves first but when it all comes up it spells out a hidden word like "pave." That way you have a visible reminder a few months or a year before the whole road goes kaput. No longer will the condition of the road be up for arguement.

sartep, May 19 2003



Annotation:







       So, this has nothing to do with a barfing snowman?

thumbwax, May 19 2003
  

       ~~~~~~~~~~~~~~ (+)

Shz, May 19 2003
  


 
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