1. Performance of Low-Quality Concrete as Recycled Aggregate Chang, Hubert; Morgan, Ryan C.; Aziz, Umed; Herfellner, Simon; Ho, Kenneth 2013 Articles Concrete--RecyclingSustainable developmentSustainable constructionConcrete--CuringBuildings--Repair and reconstructionAggregates (Building materials)--RecyclingSustainabilityCivil engineering