Specifications include, but are not limited to: The moldboard shall be 10’ long overhaul and not less than 42” high at inside of top radius with (3) independent tripping edge sections. The moldboard shall have an integral snow deflector that extends a minimum of 12” fore of the cutting edge. The moldboard shall be brake formed (not rolled) from not less than 8 gauge H.R.M.S sheet. It shall include an integral formed channel at the leading top edge of the snow deflector, so to provide rigidity. Leading top edge shall have coped corners of approximately 16” on both ends. The moldboard shall be supported by not less than (8) 1/2” thick vertical ribs, (6) of which serve as pushframe connection points. Holes for pin connections shall be reinforced with not less than 1/2” thick bosses.