Recent Additions
July 2006 to date: pavement demolition, Toledo COSI Big Machines, County Farm Park, Business School demo, safe trenching, backhoe, scrapers, utility trench, trucks, dinosaurs
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Placing undeground concrete: Concrete bucket is being filled by direct chute from concrete ready mix truck. Caterpillar 345B backhoe has backed down slope toward underground utility tunnel into position to lift concrete bucket and rotate 180 degrees into position to place the concrete in the utility tunnel. Access to the utility tunnel construction is behind backhoe, by ladder. At upper left of photo is cylindrical manhole surface access to tunnel. Mott Childrens Hospital, University of Michigan, Ann Arbor, Michigan, May, 2007.
