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F. ABSORPTION WIDTH <br /> 1. Ab tion width uals absorption ratio(see Figure D-33)bmes rodc layer width <br /> 2 x 10.0 ft = �0.0 ft <br /> G. MOUND SLOPE WIDTH 8�LENGTH(Greater than 1%) <br /> 1. Downslope absorption widTh=absorption width minus rodc layer width <br /> 20 feet - 10 fcet= 10 feet <br /> 2. Ca�ulate mound size <br /> UPSLOPE <br /> a.Determine depth of dean sand at upslope edge of rodc 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 of rodc layer(1 foot)to depth of cover(1 foot) <br /> 2ft+1ft+1ft= 4 feet <br /> c.Upsbpe berm mul�plier based on land see figur�D-34) <br /> Select bem�multiplier of 3.45 <br /> d.Upslope width=berm multiplier(G2c)times upslope mound height(�2b): <br /> 3.45 x 4 ft = 13.8 feet <br /> D-34• SLOPB MULT[PL[ERTABLE <br /> 1�nd [JPSLOPE DON�NSLOPE <br /> �aIo�e muld iers foc varioas muld�(Ien for varioaa <br /> 9e s�lope ra�ioa alope ra11m <br /> 3:1 41 Sel 6:1 7:1 s:l 3:1 9:1 5:1 �1 7:1 <br /> O 3A 4A SA 6d 7A A.O !A 4d Sd 6.0 7A <br /> 1 291 3�6 4J6 5�66 6S4 Tel1 3JD9 9.17 4.26 6J6 75l <br /> 2 2.s3 f 70 4S! SJ6 6.14 690 3.19 936 SS6 6.62 s.14 <br /> 3 2J5 3S7 436 5:06 5J9 6.ffi 330 4S! Sd6 732 i.e6 <br /> 9 2I�6 3A5 9.L �1,6�! 5.�16 6A6 9.41 �1.:6 62S 7.d9 9J2 <br /> 5 2.61 3.33 4.00 4.62 5.19 5.71 353 5�D 6d7 A37 tOJ7 <br /> 6 2.Sf 3.?3 �.e6 4.41 �193 6,l1 3�66 5S6 7.14 9.]6 12A7 <br /> 7 2.�6 3.12 3.70 421 4S0 5.13 3�l0 5S6 7.69 lAJ4 13J3 <br /> s Zffi 3Ai 357 9�06 4�l9 4a6 �95 4d6 s33 i134 IS.9� <br /> 9 2.16 294 3.ffi 3S0 4�0 466 �Lll 6.25 9.09 13h4 11192 <br /> 10 231 2�6 3.33 3.75 9.12 4.44 929 6.67 1A.09 15�0 2333 <br /> t1 2.26 2�"6 323 3.i1 3.95 9.Z6 �.46 7.14 11.11 M�(►S 30.�1; <br /> ]2 221 2.70 3.12 3.� 3.t6 �A6 �1i9 T�+49 ]2.90 21A3 l�JS <br /> DOWNSLOPE <br /> e.Drop in elevation=rodc layer width(D2)times percent tandsiope(C5)/100 <br /> 10 ft x 4 i6 /100= 0.4 feet <br /> f.Downslope mound height=depth of dean sand f�a slope differe�ce(G2e) <br /> at downslope rodc edge plus the mound height at the upsbpe edge of rodc layer(2b) <br /> 0.40 ft + 4 ft= 4.4 feet <br /> g.Downslope be�m multiplier based on percent land slope(see Figure D-34) 4.76 <br /> h.Downslope width=drnmslope mu�iplier(G2g)times downslope mound height(G2Q <br /> 4.76 x 4.4 = 20.9 feet <br /> i.Select greate�of G1 and G2h as ihe downslope width 20.9 feet <br /> j.Total mound width is the sum of upsiope(G2d)width plus rock layer width(D2)pius drnmsbpe width(G2i) <br /> 13.8 ft+ 10.0 ft+ 20.9 ft= 44.7 feet <br /> k.Total mound length is the sum of upslope width(G2d)plus rodc layer lengih(D3) <br />