1.reinforcethecarrycapacityandprolongtheusingtimeofthebase; 2.avoidtheroadsubsideandcrackandkeeptheroadorderliness; 3.beeasytoconstruction,savetimeandstrength,shortthetimefortheproject,andsavetheservicing; 4.avoidtheculvertbecomingcrack; 5.providestabilityforslopesandavoidthelosingofthewaterandsoil; 6.reducethethicknessoftheunderlayandsavingthecost; 7.Canreplacethewirenetting.