Research On The Engineering Characteristics Of Concrete Block Reinforced Soil Retaining Wall

With the progress of the times,the high speed railway technology is also developing,and the safety and stability of the driving are getting more and more attention.Concrete block reinforced soil retaining wall,as a new retaining structure,has been widely applied to high-speed railway subgrade engineering because of its many advantages.However,the research on reinforcement technology is not perfect enough,which still needs further exploration by many scholars.This article is explained from the following points:(1)First,the development trend and research status of reinforced soil retaining wall are introduced.After that,the concrete block reinforced soil retaining wall is summarized,including the classification of the form of the retaining wall and the analysis of its stability.Finally,the deformation of the concrete block reinforced soil retaining wall is analyzed by theoretical calculation.(2)Based on the concrete block reinforced soil retaining wall in Ji Mo section of the Qing DAO-Rong Cheng high-speed railway,the stress and deformation of the soil and reinforcement during construction and after service period are analyzed and summarized.According to the design site,the test instrument is embedded.According to the field test and remote observation data,through the comparative analysis of the mechanics and deformation behavior of the retaining wall and other related aspects,some conclusions are concluded,so as to provide help for future design and construction.(3)Based on the actual engineering parameters,the performance of the retaining wall is simulated by the finite element simulation software Plaxis.The simulation value,the measured value and the theoretical value are compared and analyzed,and the engineering characteristics of the retaining wall are further explored.To sum up,the concrete block reinforced soil retaining wall shows great potential in engineering application because of its excellent performance in engineering practice,and it also provides useful experience for optimizing the design scheme.