ANALISIS NILAI POWDER FACTOR TERHADAP FRAGMENTASI HASIL PELEDAKAN PADA PT SEM…

The growth of internet users in Indonesia, reaching 221 million in 2024, has significantly impacted the digital sector, including operator service applications such as myXL. This application facilitates user access to telecommunication services, yet discrepancies between user ratings and comments are often found. Therefore, sentiment analysis is needed to more accurately evaluate user satisfact…

PERBANDINGAN BIAYA PENGUPASAN LAPISAN TANAH PENUTUP B2C ANTARA METODE BLASTIN…

PT. Bukit Asam (Persero) Tbk Unit Penambangan Tanjung Enim adalah Badan Usaha Milik Negara (BUMN) yang memproduksi batubara sebagai sumber energi, dimana daerah penambangan dibagi menjadi tiga bagian yaitu, lokasi Tambang Air Laya (TAL), Tambang Muara Tiga Besar (MTB), dan Tambang Bangko. Pada lokasi Tambang Air Laya wilayah MT-4 metode penambangan yang digunakan adalah kombinasi, yaitu dengan …

EVALUASI PERIMETER BLASTING TERHADAP TINGKAT GETARAN TANAH (GROUND VIBRATION)…

PT. Bukit Asam (Persero), Tbk merupakati perusahaan energi berbasis batubara yang memiliki beberapa area penambangan antara lain pil tambang air laya dengan tiga lokasi penambangan yaitu Tambang Air Laya (pre bench), MT-4, dan Air Laya putih. Kegiatan penambangan batubara di PT. Bukit Asam (Persero), Tbk dilakukan dengan sistem open pit. Kegiatan pengupasan tanah penutup yang tidak efisien dila…

EXPLOSIVES AND ROCK BLASTING

Edition

-

ISBN/ISSN

0-9616284-0-5

Collation

xi, 662 p. ; 23 cm

Series Title

-

Call Number

622.23 Exp e

Blasting in Mines: New Trends

Edition

-

ISBN/ISSN

978-0-415-62139-7

Collation

xv, 133 hlm. : ilus. ; 30 cm + CD

Series Title

-

Call Number

622.23 Bla b

THE MODERN TECHNIQUE OF ROCK BLASTING

Edition

-

ISBN/ISSN

04-709-928-24

Collation

xv, 235 p. ; 24 cm

Series Title

-

Call Number

624 Lan m

ROTARY DRILLING AND BLASTING IN LARGE SURFACE MINES

In large surface mioning operation, drilling and blasting activities constitute more than 15% of the total cost. in order to optimize performance and minimize cocts, a thorought knowladge of drill blast operations is, therefore, extremely important. in this unique reference volume, rotary blasthole drilling and surface blasting, as applied in large surface mines, are comprehensively covered . …

BLASTING OPERATIONS

Edition

-

ISBN/ISSN

0-07-02809302

Collation

xii, 275 hlm, ilus 21 cm

Series Title

-

Call Number

624.152 Hem b

Blasting Practice, Fourth Edition

Edition

4th

ISBN/ISSN

-

Collation

xiv, 258 p.; ill. ; ind. ; 26 cm.

Series Title

-

Call Number

669.028 Bla b