| 摘要 |
An apparatus for degrading the periphery of a paved surface is disclosed in one aspect of the invention as including a support assembly, one or more pavement degradation tools coupled to the support assembly and adapted to degrade a paved surface, and a trimming tool coupled to the support assembly and adapted to degrade the edge created by the pavement degradation tools, thereby providing a desired contour to the edge. In selected embodiments, the trimming tool is adapted to straighten the edge created by the pavement degradation tools. The support assembly may be connected to a vehicle and adapted to laterally extend and retract the trimming tool with respect to the vehicle.
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