The bloodgulch_1197220233.map file you have requested: Maps Levels Missions / Bloodgulch Maps / Bloodgulch - 13.7mb is not available. Perhaps try browsing all files for the game Halo: Combat Evolved and upload any files you want to share or are missing. This is the only information we could locate:
A modded version of the bloodgulch map for Halo PC: Combat Evolved. It contains two new skins, one new model and a load more.