Road -- DupliFrames

16.  Follow Checkbox enabled
  • Select road path (Bezier Curve).  Object mode.
     
  • 3D View menu >> Object data >> Path Animation >> Follow Checkbox
Note:
  • In the next step we will rotating the road shape.
     
  • Follow checkbox will rotate the road shape relative to the road path.
17.  Rotate road shape
  •  Select road shape (Plane).  Object mode.
     
  • 3D View menu >> Object >> Transform >> Rotate
Note:
  • The road shape should be perpendicular to the road path
18. Make Duplicates Real 
  • Select road shape.  Object mode.
  • 3D View menu >> Object >> Apply >> Make Duplicates Real
Note:
  • Make sure the shape of the track is correct before you make the duplicates real