Once beams were set using a single crane ... continued development and experimental assessment of girder-slab shear connectors and strength; and creep testing of 58-ft long girders with full ...

The specimens are three feet wide subassemblies of a three-girder bridge model with various shear studs and diagonal bracing configurations. The concrete slab is 4.5 in. thick with a haunch of 1.06 in ...

“It’s the girder spans in this bridge design that ... with the claw – a “slab crab” – of an excavator. The steel-reinforced concrete and other debris is collected in dump trucks ...