On {HEAD ~ the face} of {TAIL ~ a conventional main plow blade}, of the type often attached to a dump truck or pickup, but not limited thereto, there is placed a nearly center hinged, double section, secondary blade that covers about one quarter to about one third of the main plow blade from its trailing edge 
On { HEAD ~ the face } of { TAIL ~ a conventional main plow blade } , of the type often attached to a dump truck or pickup , but not limited thereto , there is placed a nearly center hinged , double section , secondary blade that covers about one quarter to about one third of the main plow blade from its trailing edge
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH