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Mr. Daniel Hernandez <br />May 25, 2012 <br />Page 4 <br />7.52 <br />7 51 <br />?a <br />7 44 <br />0 <br />0 <br />° z48 <br />x <br />C 7 47 <br />o <br />M 7N <br />0) <br />W 14- <br />7 44 <br />7 43 <br />7 42 <br />Description: New Elk Coal Company <br />DWDA #2 <br />Description: Name. Development Waste Unit Weight. 110 pd Cohesion. 460 psi Phi: 30 ° <br />Name: Base Fill Unit Weigh 90 pd Cohesion: 760 psf Phi: 38 ° <br />ICA <br />& 50 too <br />Distance <br />I L I <br />Z0p i7B <br />File Name. DWDA_50_2- tys- gs.gsz <br />Figure 2. DWDA #2, 2.0(H):1.0(V) Side Slopes, Groundwater at Ground Surface <br />Description: New Elk Coal Company <br />DWDA #2 <br />7,52 <br />Name: Development Waste Unit Weight 110 pd Cohesion. 460 psf Phi: 30 ° <br />Name: Base Fill Unit Weight: 90 pd Cohesion: 760 pst Phi: 38 . <br />2.3 <br />710 <br />7 48 <br />0 <br />0 <br />O 748 <br />X <br />c <br />'47 <br />0 <br />CO 7.4e <br />a <br />a1 <br />W 7 45 <br />7.H <br />7 43 <br />7 42 <br />Zp <br />I I I I I I I _. 1 1 I <br />40 60 M top 120 top 16C IL 200 M <br />Distance File Name: DWDA 50_2- 1 _ps +5.gsz <br />Figure 3. DWDA #2, 2.0(H):1.0(V) Side Slopes, Groundwater 5 ft above Groupd Surface <br />Agapito Associates, Inc. <br />TR 66 Page E 37 -5 <br />Revised 5/25/2012 <br />