This is a a discussion topic for the map "cs_rushdown" by MJ which can be found here
Map description:
This map is based loosely on the Rainbow 6: Black Thorne training map 'City Street Small'. I thought it would make a great CS map for clan play and small pubs. The map had to be changed some so it would be playable with Half-Life's old aged engine. Read the .txt for more info.