size:20x20,30x30,40x40,50x50KN It is mainly used in highway and railroad to reduce the subsiding difference ofthe roadbed and bridgehead, lower the vibration of the vehicles and theroadbed, slower the roadbed structure distortion to guarantee the security and comfort.To lay the geogrid in the backfill soil can increase the shearing strength and the whole character in middle terms, reduce the mid- ...
