Hydraulically powered screw conveyors are provided to distribute the material evenly across the full width of {HEAD ~ the spreader} approximating {TAIL ~ a driving lane} on a major highway 
Hydraulically powered screw conveyors are provided to distribute the material evenly across the full width of { HEAD ~ the spreader } approximating { TAIL ~ a driving lane } on a major highway
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH