Concrete creep,which is characterised by the gradual,time-dependent deformation under sustained loading,remains a critical factor for structural durability,safety and long-term performance.This review synthesises key ...Concrete creep,which is characterised by the gradual,time-dependent deformation under sustained loading,remains a critical factor for structural durability,safety and long-term performance.This review synthesises key advancements in creep research,tracing its evolution from early foundational experimental studies and empirical models such as Bažant’s B3 to contemporary materials innovations and emerging computational frameworks.Novel contributions and notable developments include the integration of Finite Element Analysis(FEA),Bayesian optimisation,and fractional calculus,which have significantly improved predictive accuracy under diverse and varying environmental conditions.The study characterised the pivotal role material innovation plays in this evolution and progression,with recent focus on the development of high-performance and sustainable concretes.These advanced materials include Ultra-High-Performance Concrete(UHPC),Recycled Aggregate Concrete(RAC),Ground Granulated Blast-Furnace Slag(GGBFS)modified concrete,Rice Husk Ash(RHA)composites,and nano-modified concretes,all aimed at enhancing creep resistance and sustainability.The study also examines the influence of temperature,humidity,and sustained stress on creep behaviour,highlighting the need for robust multiscale models.Emerging trends,such as artificial intelligence,mesoscopic modelling,and eco-efficient materials,are identified as transformative tools for future research and applications.By bridging historical insights with modern innovations,this work provides a strategic framework for the design of resilient,durable,and sustainable infrastructure systems in the face of evolving performance demands and environmental challenges.展开更多
文摘Concrete creep,which is characterised by the gradual,time-dependent deformation under sustained loading,remains a critical factor for structural durability,safety and long-term performance.This review synthesises key advancements in creep research,tracing its evolution from early foundational experimental studies and empirical models such as Bažant’s B3 to contemporary materials innovations and emerging computational frameworks.Novel contributions and notable developments include the integration of Finite Element Analysis(FEA),Bayesian optimisation,and fractional calculus,which have significantly improved predictive accuracy under diverse and varying environmental conditions.The study characterised the pivotal role material innovation plays in this evolution and progression,with recent focus on the development of high-performance and sustainable concretes.These advanced materials include Ultra-High-Performance Concrete(UHPC),Recycled Aggregate Concrete(RAC),Ground Granulated Blast-Furnace Slag(GGBFS)modified concrete,Rice Husk Ash(RHA)composites,and nano-modified concretes,all aimed at enhancing creep resistance and sustainability.The study also examines the influence of temperature,humidity,and sustained stress on creep behaviour,highlighting the need for robust multiscale models.Emerging trends,such as artificial intelligence,mesoscopic modelling,and eco-efficient materials,are identified as transformative tools for future research and applications.By bridging historical insights with modern innovations,this work provides a strategic framework for the design of resilient,durable,and sustainable infrastructure systems in the face of evolving performance demands and environmental challenges.
