The two new research products are: Interface Shear Transfer of Lightweight Aggregate Concretes with Different Lightweight Aggregates and Evaluation of Seismic Performance Factors and Pedestal Shear ...
Cracks have been found in concrete pedestals at a new Silver Line station as well as camber in concrete ties and hairline cracks in precast panels at a rail yard. MAP IMAGE COURTESY OF MWAA, WITH ENR ...
Concrete remains in areas of the pedestal that are higher than the debris. A previous robotic study last year had found melted concrete and exposed rebars on the outer side of the pedestal’s wall.
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