The neilmc_terrain_pack_tweaked_asphalt.rar file you have requested: Clear Sky / Mods / Singleplayer / Terrain Pack- Tweaked Asphalt - 4.23mb is not available. Perhaps try browsing all files for the game S.T.A.L.K.E.R.: Clear Sky and upload any files you want to share or are missing. This is the only information we could locate:
Simply reduces the 'roundness' of the bumps on the asphalt texture in my "Terrain Pack" mod, but is still enhanced over the original vanilla version.