Geological Core Ground Reorientation Technology Application on In Situ Stress Measurement of an Over-Kilometer-Deep Shaft

Figure 6

Representative Kaiser point results at each test depth. (a1) Horizontal 0° at 200 m depth, (a2) horizontal 45° at 200 m depth, (a3) horizontal 90° at 200 m depth, (a4) vertical direction at 200 m depth, (b1) horizontal 0° at 400 m depth, (b2) horizontal 45° at 400 m depth, (b3) horizontal 90° at 400 m depth, (b4) vertical direction at 400 m depth, (c1) horizontal 0° at 600 m depth, (c2) horizontal 45° at 600 m depth, (c3) horizontal 90° at 600 m depth, (c4) vertical direction at 600 m depth, (d1) horizontal 0° at 800 m depth, (d2) horizontal 45° at 800 m depth, (d3) horizontal 90° at 800 m depth, (d4) vertical direction at 800 m depth, (e1) horizontal 0° at 900 m depth, (e2) horizontal 45° at 900 m depth, (e3) horizontal 90° at 900 m depth, (e4) vertical direction at 900 m depth, (f1) horizontal 0° at 1000 m depth, (f2) horizontal 45° at 1000 m depth, (f3) horizontal 90° at 1000 m depth, and (f4) vertical direction at 1000 m depth.

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