NPCs composing that spawngroup :

Burynai_excavator (100%)

NPCs spawning around that spawngroup :
(Max range : 100)

kurn_13, range=79 (162,192,3)

kurn_22, range=90 (140,175,3)

kurn_59, range=85 (139,129,-116)

Burynai_excavator (50%)
Burynai_sapper (50%)

kurn_60, range=80 (152,177,-116)

Burynai_sapper (100%)

kurn_61, range=68 (165,176,-116)

Burynai_excavator (50%)
lesser_icebone_skeleton (50%)

kurn_65, range=61 (166,121,-116)

kurn_104, range=72 (154,123,-39)