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Speed Calculator
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This speed calculator has been designed to offer to accurate results with core information. Receive immediate results with the following entries;
Length of skid marks

Friction

Please use the following information to enter your Friction value:

Dry Surface Values
  • .5 Grass
  • .7 Blacktop
  • .8 Concrete

Wet Surface Values

  • .35 Grass
  • .49 Blacktop
  • .56 Concrete

Enter Your Value Here