PT Bukit Asam (Persero) Tbk., a state-owned coal mining company, operates in the Tanjung Enim area of South Sumatra with a Mining Business Permit (IUP) covering 66,414 hectares. Coal extraction is carried out using an open-pit surface mining method, where overburden is excavated and transported to designated waste dump or backfilling areas. The Tanjung Enim Mining Unit (UPTE) consists of three …