University of Chicago Library: Concrete pouring equipment
University of Chicago Library: Pumping gravel into Mansueto construction site
University of Chicago Library: Backhoe moves gravel at bottom of Mansueto site
University of Chicago Library: Workers rake gravel at bottom of Mansueto construction site
University of Chicago Library: Pumping gravel into Mansueto construction site
University of Chicago Library: Backhoe places gravel around holes for drainage
University of Chicago Library: Worker places 2x4's
University of Chicago Library: Below slab preparatory work at Mansueto construction site
University of Chicago Library: Foundation wall between Mansueto Library and mechanical space
University of Chicago Library: Pouring concrete for mud mat
University of Chicago Library: Pouring concrete for mud mat
University of Chicago Library: Workers pour concrete for mud mat
University of Chicago Library: Workers pour and smooth concrete for mud mat
University of Chicago Library: Hole for emergency exit
University of Chicago Library: Rebar to support concrete slab
University of Chicago Library: Rebar is laid to support concrete slab
University of Chicago Library: Rebar at bottom of Mansueto Library hole
University of Chicago Library: Covered bottom of Mansueto site ready for pouring of basement slab
University of Chicago Library: Workers pouring concrete floor
University of Chicago Library: Close up of freshly poured concrete and rebar
University of Chicago Library: Rebar is lowered to bottom of Mansueto site
University of Chicago Library: Concrete slab floor section being poured
University of Chicago Library: Worker pours section of concrete slab floor