ABSTRACT
Dr Springma n describe d th e inference s fro m th e recen t centrifug e testin g examination o f th e soil s behaviour behind th e en d abutment s o r retaining walls of integral bridges . Th e nex t stage s o f th e testin g woul d examin e changin g th e important parameters . Th e effect s o f cree p were suggeste d a s likely to ameliorate the exten t t o whic h bendin g moment s woul d increas e wit h increasin g abutmen t stiffness.
