Sentence examples for safety pillar from inspiring English sources

Our calculations and simulation results demonstrate that a coal yield of 46% can be achieved with safety pillar widths of 100 m.

Material properties of ore body rock and thickness of crown pillars are varied and safety factors of pillars estimated.

Friends are susceptible to the subtle struggle for appreciation and control just as much as lovers are; children who seek safety in the pillar of their parents' authority when they are young grow up to test it against their own force of will, even at the risk of crushing themselves under its weight.

The variation of safety factor of pillar with the advance of line of extraction is shown in Figure 20.

Historically considered an "inherently unsafe" mining method, the safety record of pillar recovery has recently improved significantly in the US and Australia.

The safety of a coal pillar involves its strength and stress over the pillar.

It was observed that the safety factor of the pillar decreases when line of extraction moves towards center of the pillar.

The safety factor of the pillar was decreased slowly when line of extraction moves towards center of the pillar and dropped to 1.06 when it advances at the center of that pillar.

The lab is variously regarded as a sinister threat to public health and safety and an economic pillar for the North Fork.

The rate of reduction of safety factor of the pillar is 0.009 per metre.

The safety factor of the pillar is evaluated using Hoek and Brown failure criterion at different advances of goaf edge.