The surf_bluetowers_v2f.zip file you have requested: Maps Levels Missions / Others / S to T Titles / CS: Source Surf Blue Towers Map (v2.0) - 3.37mb is not available. Perhaps try browsing all files for the game Counter-Strike: Source and upload any files you want to share or are missing. This is the only information we could locate:
For more information on Counter-Strike: Source, visit Halflife2.filefront.com This map is for Counter-strike Source. Surfing requires: sv_airaccelerate on a server to be set to 150 and sv_gravity to 800. This particular version is not made for Surf Deathmatch (DM) mode servers.