They are registered separately, they do not replace anything. Works on any maps. Includes two versions: Russian Russian maps (only on Russian maps) and for all other maps (everywhere). There should be two files in the mod folder: MAZ_traffic_pack_base.scs and MAP_traffic_pack_def_for_non_russian_maps.scs – appear in all countries or MAP_traffic_pack_def_for_russian_maps.scs – appear only in Russian countries