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• <br />e f <br />--------------------- <br />9 ENLARGEMENT 2 <br />Curvawm <br />Cam Upward -- 'Pension <br />?-- Concave Upward -K--- Cwnpressepn <br />0 legar <br />R11 <br />ZOM <br /> <br />cave <br />Figure 2. Conceptual diagram showing subsidence processes shortly after longwall mining <br />(dynamic state). Enlargement shows some possible water flow directions in the fractured zone <br />along fractures and separated bedding planes within the fractured zone. Enlargement 2 shows <br />deflections of material in the near-surface and continuous-defonization zones and resulting tilt, <br />curvature, and strain. <br />Tetra Tech - 090717/P 42