The kiltron_d31.zip file you have requested: Maps / Single Player / Trite Breeding Facility - 19.8mb is not available. Perhaps try browsing all files for the game Doom III and upload any files you want to share or are missing. This is the only information we could locate:
I have just finished my first map for DOOM 3. It's called 'Trite Breeding Facility'. The Trite have taken over a UAC cloning facility and have turned the labs into a nesting and breeding area. This should mark the first original complete map released for DOOM 3 Single Player.