Due to the lack of maintenance and repair for many years and the high proportion of overloaded vehicles,the management and maintenance section of G213 Gaotai Highway has an increasing traffic volume.This road has multiple cracks,longitudinal and transverse cracks,bumps,ruts and other diseases in different sections.After investigation and research,it was decided to adopt synchronous gravel sealing layer for cracking,longitudinal and transverse cracks.After the treatment was completed,the expected effect was achieved.
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