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Paving Equipment
Figre  16-31.-Self-propelled  aggregate  spreader.

Equipment Operator Basic - Beginning construction equipment operators manual
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Several types of tailgate spreaders are in use today. trucks. Hoppers have various widths and capacities. The simplest is the vane spreader (fig. 16-29). They usually contain augers to distribute the aggregate There are tailgate spreaders that consist of a hopper the full width of the box. They have controls to regulate feed gates, feed roll, augers, and the truck hitch. All with a feed roller, activated by small wheels driven by tailgate and mechanical spreaders that are pushed by a contact with the truck wheels (fig. 16-30). truck have the disadvantage that the truck must be Mechanical  spreaders  are  hoppers  on  wheels  that operated in reverse with consequent loss of steering are hooked onto and are propelled by backing aggregate control  and  reduction  in  speed. Figure  16-29.—Vane  spreader. Figure 16-30.-Hopper type of tailgate spreader. 16-26







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