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r7 <br />i <br />0 <br />c <br />~ r <br />I <br />- - ` - ? JmIG - -~ c-1- - - <br />\\ hil ~~\ i.7m rFJm1~ <br />IW~~ ~ <br />I / <br />\~=i; ~ <br />~~ <br />,, <br />~~~ ~ <br />' '-------1--~/ <br />~ ,~ - <br /> <br />Figure 2. Diagram showing subsidence profile and pazameters for a mining panel of critical <br />width. The pazameters are maximum vertical displacement (Sm), horizontal displacement (Sh). <br />tilt (M), curvature (C), strain (E), angle of draw (~), break angle (B), radius (r), and angle of <br />major influence ((3). <br />