Biggest News Aggregation in the World
📰 Great Depth News

Great Depth News Today

Fast, Ad-Free News Updates

Stay updated with breaking news from Great Depth. Real-time updates on events, politics, business and more.

"Mechanical behaviors of deep pillar sandwiched between strong and weak" by Sahendra Ram, Petr Waclawik et al.

A variety of coal room and pillar mining methods have been efficiently practiced at depths of up to 500 m with least strata mechanics issues. However, for the first time, this method was trialled at depths of 850–900 m in CSM mine of Czech Republic. The rhomboid-shaped coal pillars with acute corners of 70°, surrounded with 5.2 m wide and 3.5–4.5 m high mine roadways, were used. Pillars were developed in a staggered manner with their size variation in the Panel II from 83 m × 25 m–24 m �...
Czech Republic Great Depth Induced Stress Numerical Modeling Illar Dilation Illar Yielding Mechanisms
Source: uow.edu.au

Explore More Categories

World News India News Business Technology Sports Entertainment Health Science