ABSTRACT

Abstract Thecentreholetechniqueisemployedinthepresentstudyforin-situstress determinationofconcretestructurestoassesstheloadcarryingcapability.Themethod isbasedonthemeasurementofstrainredistributionduringlocalmaterialremovaland therelationshipbetweenreliefstrainsandin-situstresses.Theoreticalandpractical proceduresofthecentreholetechniquewhichwereoriginallyusedinmetalstructures aremodifiedtomakethemsuitableforconcretematerial.Thetechniqueandthe methodofanalysisisdescribedwithexamplefromlaboratoryandsitemeasurements. Keywords:centreholetechnique.