dodbits Orange DEV maps Pack 1 ... 

These are small maps, orange or dev colors.

dod_4_towers_final2	
dod_babyblue_arena
dod_bogan_jlea_b3
dod_banana_arena_2	
dod_kult_arena	
dod_lime_arena
dod_mcg_purple_arena	
dod_multi-map_2000
dod_orange_2_towers_nrg	
dod_orange_rush_the_tower_v1
dod_orange_slide_b1	
dod_orange_snow
dod_orange_the_tower_v2	
dod_orange_the_tower_v2_som
dod_orange_twintowers_v2	
dod_orangex
dod_pacman_b2	
dod_papermap_beta5
dod_peach_arena	
dod_purple_fight_arena
dod_snow_fight_arena	
dod_the_tower_snow

The folders in the download are in the correct order for a SteamPipe dods layout map install.

64 bit systems...  
C:\Program Files (x86)\Steam\steamapps\common\day of defeat source\dod\download\maps
OR
32 bit systems... 
C:\Program Files\Steam\steamapps\common\day of defeat source\dod\download\maps


Note, if you have problems hearing any custom sounds, 
delete the sound cache files found in your "dod/download" and "dod" folders to correct.