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Sep 12 06 10: 52a Josh Swedlund (9521873-3292 p. 6 <br /> , . � <br /> - G. MOUND SLOPE WIDTH 8�LENGTH(Greater than 1'Yo) <br /> 1. Downsfope absorption width=absorption width minus rock layer width <br /> 20 feet - 10 feet= 10 feet <br /> 2. Calculate mound size <br /> UPSLOPE <br /> a.Defermine depth of dean sand at upslope edge of roc;k layer=3 feet minus distance to restricting layer(C1) <br /> 3 ft - 1 ft= 2 feet <br /> b.Mound height at the upslope edge of rodc layer=depth of dean sand for separation(G2a) <br /> at upslope edge plus depth�f rodc layer(1 foot)to depth of cover(1 foot) <br /> 2ft+1ft+1ft= 4 Feet <br /> c.Upslope berim multiplier based on land s see 6gure D-34) <br /> Select berm multiplier of 2,75 <br /> d.Upslope width=berm mul6pfier(G2c)6mes upslope mound height(G2b): <br /> 2.75 x 4 ft = 11.0 feet <br /> I}-34: 5LOPB MULTIPLIER TABLE <br /> l�nd Ul'SlA!'E ' DOwNSi.oP� <br /> 510 multipliur fxvacious �nuleip]leis(arvuioaa <br /> C1 <br /> in ., alape Htios ►lo�c�iw <br /> 7:1 �:1 S:1 G:1 :1 8-1 3:1 �:1 7•1 <br /> 0 �A 4A 5A 6A 7A IIA 3A 4� 9A 6A 7.0 <br /> 1 2.9I S.e6 4.76 6.64 654 7A1 3A9 4.I7 S36 618 7S7 <br /> 2 2.(l3 9.70 4.bh 5.36 4.I4 6.40 3.19 4Jb 55ti G.82 5.14 <br /> 3 2.75 a,57 436 5A8 5.79 b.�5 3.30 �1.3�1 5b6 7.12 8.b5 <br /> 9 2.G8 �.�6 4.17 4bt 5.�6 GD6 3.41 �y6 625 7.69 9.?2 <br /> S 2.61 333 4A0 4�62 5.19 SJ 1 l5l 5.00 6b7 $S7 I0.77 <br /> G 2.54 �.23 S.B6 4.�1 493 5.�1 3.66 5.26 7.1{ 9.�8 i2.07 <br /> 7 2A6 3.I2 3.T0 4.23 9J0 5.13 3J80 5.6d T.69 t01[ I�.7� <br /> 8 2rl2 3A1 SST 4D5 9.i4 9.88 3.95 5.s6 833 11.51 15.91 <br /> 9 2�6 2.9�1 5.45 3 90 4J0 4b5 4.t� 6.25 91i4 1].W 18.4T <br /> 30 2.31 2.a6 1.33 a.75 4.12 LN i.29 fb7 t0.00 15.00 23.33 <br /> 11 226 2.78 323 3.ti1 3.95 4.Zti i.�kB 7.74 ]Y.71 1?.ti3 JO,l1 <br /> 12 2.21 2.70 3.12 3A4 3.80 �.OB i.69 ?.ti9 1250 2Y.43 i�.75 <br /> DOWNSLOPE <br /> e.Drop in elevation=�ock layer width(D2)dmes percent landslope(C5)/100 <br /> 10 ft x 3 i5 I 100= 0.3 feet <br /> f.Downslope mound height=depth of dean sand tor slope difference(G2e) <br /> at downslope rodc edge plus the mound height at the upslope edge of�a;k layer(2b) <br /> 0,30 ft + 4 ft= 4.3 feet <br /> g.Downslope berm multiplier based on percent land siope(see Figure D-34j 3.8 <br /> h.Downsfope width=downslope multlplier(G2g)6mes downslope mound height(G2� <br /> 3.8 x 4.3 = 16.3 feet <br /> i,Select greater of G1 and G2h as the downslope width 16.3 feet <br /> j.Total mound width is the sum of upslope(G2d)width plus roc:k layer width(D2)plus downslope width(G2i) <br /> 11.0 ft+ 10.0 ft+ 16.3 ft= 37.3 feet <br /> k.Total mound length is the sum of upslope width(G2d)plus rodc layer length(D3) <br /> plus upslope widt�(G2d) <br /> 11.0 ft + 50.0 ft+ 11.0 ft= 72.0 ft <br /> Final Dimensions 7.3 ft x 72.0 ft <br />