Quoteasphalt -> ASPH (Use this for main track surface)
asphalt 2 -> BASPH (Same as ASPH, but slightly less grip)
asphalt 3 -> CASPH (Slightly less grip than BASPH)
grass -> GRAS
concrete -> CONC
kerb -> KERB
sand -> SAND
soil -> SOIL
paint -> LINE (Use for lines at edges of track and painted asphalt, less grip than tarmac, especially with wet)
artificial turf -> TURF