Pile and Pier Construction: piles, pier, hammer, vibratory driver, auger
pile drivers, vibratory drivers, steam hammers, drilled piers, soil sampling, cranes, sheet piles, precast piles, H piles, double acting hammer, air hammer, diesel hammer, earth auger, drill, pole setting/setter, soil exploration.
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Road and fence construction: Truck mounted, highly specialized drop-hammer pile/post driver drives galvanized steel wide flange sections into ground to provide support for vehicle guardrails. The post is inserted into the drop-hammer guides/leads, and the top is fitted/attached to the cap that receives the beating from the drop-hammer. Operator uses control levers to initiate lift of drop-hammer by cable and then its drop onto post/pile cap. Dixboro Bridge construction, Ann Arbor, Michigan, August 2005.
constructionequipmentmethodspilepostdriverguardraildrophammercabledriven.3422
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