Causes and Treatment Measures of Longitudinal Cracks in the Reconstructed and Expanded Pavement of Sanmenxia Section of Lianhuo Expressway
In order to deeply study the causes and treatment measures of pavement longitudinal cracks under heavy load for a long time,based on the reconstruction and expansion project of a section of Lianhuo Expressway in Sanmenxia,the investigation and analysis were conducted on the pavement crack disease of the old road before the reconstruction and expansion,and the type and causes of pave-ment longitudinal cracks were studied by using the comparative analysis method.On this basis,the treatment measures for light,medi-um and heavy longitudinal joints cracks are expected to extend the service life of the road for 5 years,saving 30%of the maintenance cost and overhaul funds.
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