ROCK MASS CLASSIFICATION IN BAWURAN AREA, YOGYAKARTA SPECIAL PROVINCE, INDONESIA
The traditional mining the main problem to risk for excavation, it is located in the southeast part of Yogyakarta special province, Indonesia. This mining will be built in the area that contains various types of rock, i.e. andesitic breccia, and tuffaceous sandstone. Before this underground structur...
Main Authors: | , |
---|---|
Format: | Thesis |
Published: |
[Yogyakarta] : Universitas Gadjah Mada
2013
|
Subjects: |