Method and apparatus for high speed grading

Details Method and apparatus for high speed grading Method and apparatus for high speed grading

E - Fixed Constructions

02

F

E02F 3/76 (2006.01) E01C 23/00 (2006.01)

Patent

CA 2346316

A method and apparatus for high speed grading a road in a single pass The grader including a frame supported above a surface. At least one blade is pivotally fixed to the frame, and is positionable to engage the surface. A first biasing mechanism biases the blade toward a forward position. At least one leveling board is pivotally fixed to the frame, and is positionable to engage the surface rearwardly of the blade. A second biasing mechanism biases the leveling board toward a forward position. A packing mechanism is fixed rearwardly of the leveling board, and is positionable to engage the surface.

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