Tambang Terbuka Pt. Bukit Asam (Persero),Tbk Unit Pertambangan Tanjung Enim (Ptba-Upte) Sumatera Selatan

PT. Bukit Asam South Sumatra which was available in the area of South
Sumatra is one of Millik State Enterprises which is a coal mining company to the
sixth largest in Indonesia. PT. Bukit Asam (Persero) Tbk has four mining permit area
are: Air Laya Mine, Mine Estuary Big Three, Banko Barat Mine, and Mine Bukit
Kendi (subsidiary).
Air Laya Mine area using the method of mining is mining system continiuous
kind opened biucket wheel excavator as a major mining equipment, while for non�mining area laya water mining system applying conventional methods that use
excavators, dump trucks and bulldozers
One of the many locations of PT. BA UPTE who perform conventional
mining is the location Simpang Stripping managed by self-managed work units III. In
self-management of overburden stripping activities III has many obstacles, one
productivity tool loading and transport equipment in the strip overburden. overburden
production target of 323,000 bcm / month but in April 2011 reached 321,026.4 new
bcm / month, with an average productivity of loading equipment 217,494.9 bcm /
month and conveyances of 156,013.2 bcm / month so it has not reached the target
production is desired.
To achieve the production target was the author offer an alternative that is by
reducing cycle time by dump trucks increase the average speed go dump trucks to 30
km / h and an average speed of dump truck back to 40 km / hour. thus the
productivity of a dump truck 355,771.4 bcm / month. this means overburden
production target has been reached.