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Angle of draw (91) assuming subsidence to MC-13: <br /> x <br /> 8 = tan-1 2 <br /> 1 Hcos20 <br /> = tan-1 743 <br /> 2866cos27.90 <br /> = tan-1 743 <br /> 2866 0.98 <br /> = tan-1(0.26) <br /> = 14.80° <br /> Angle of draw (92) assuming subsidence to MC-14: <br /> x <br /> 82= tan-1 2 <br /> Hcos 0 <br /> = tan-1 921 <br /> 2866cos27.90 <br /> = tan-1 921 <br /> 2866 0.98 <br /> = tan-1(0.33) <br /> • = 18.140 <br /> Angle of draw (Aa) assuming subsidence to point midway bewteen <br /> MC-13 & MC-14: <br /> x <br /> 8 = tan-1 3 <br /> a Hcos20 <br /> = tan-1 832 <br /> 2866cos27.90 <br /> = tan-1 832 <br /> 2866 0.98 <br /> = tan-1(0.30) <br /> = 16.480 <br /> • <br />