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05/20/2001 23:08 FAX 3982714 msts Q004 <br /> 1, Absorption width equals absorption ratio(see Figure D,33)times rock layer width <br /> 24 I x _ 10.0 It = 24.0 ft <br /> G. MOUND SLOPE WIDTH&LENGTH(Greaterthan 1%) <br /> I. Downslope absorption width=absorption width minus rock layer width <br /> 24 feet - 10 feet= 14 feet <br /> 2. Calculate mound size <br /> UPSLOPE <br /> a.Determine depth of dean sand at upslope edge of rock layer=3 AW minus distance to restricting layer(Ci) <br /> 3 ft - 1.5 ft= 1.5 feet <br /> b.Abound helght at the upslope edg?of rock layer=depth of dean sand for separation(G2a) <br /> at upslope edge plus depth of rock layer(1 foog to depth of cover(1 foo!) <br /> 1.5 ft+1ft+1 ft= 3.5 feet <br /> c.llpslope berm multiplier based on land slope see figure 0.34) <br /> Select berm mullipler of F_ 2.94 <br /> d.Upslope width=berm mutiiplier((32c)times upslope mound height(G2b): <br /> 2.94_ x 3.5 R = 10.3 feet <br /> D3 U- SLOPE h4ULTIFLIM TABLE <br /> U"d 19P WFF 1)dtY�ly1L?PE <br /> Siaa/e maleipl�a c:loioul: meldppllrw/urauioaa <br /> !e,0 6iotr ratios sispe ratios <br /> 1 4:1 S -., alt ? 0 1 3- AI3 7-1 <br /> 0 3A 4A 3.6 6 0 7A is p 3.4i 48 SA 60 7.6 <br /> 1 2.9t 3AS 4_r6 US 654 7✓it 3.04 4.1, 526 638 7.53 <br /> 2 283 3.75 454 336 8.14 6196 3.19 438 336 882 8.14 <br /> 3 12.75 3S7 -US 398 5,79 6.15 3.36 431 SM 732 N." <br /> 4 2.66 3A3 4:17 484 3:16 6A8 3131 476 6.25 784 9.72 <br /> 5 7-61 333 4A0 4.62 5.19 571 3.S3 SA6 bbl 8,57 10" <br /> b 251 313 3AS 4AA 4.93 SAS 3.66 316 7.11 9.38 IZM <br /> 7 2A6 3A2. 3.70 4.23 4.70 LD 1 tL 536 7A9 1034 13.73 <br /> 8 Z42 1" 3.57 4AS "dt 4.86 311.4 5.55 833 11.51 1391 <br /> 9 236 2.94 3.•155 3_9V 436 4AS 433 629 9.04 13,04 7692 <br /> 10 2-91 286 333 3_3 4.12 41A4 419 6*7 10A6 15.88 7333 <br /> li 1226 2_778 3.23 3 61 395 424 4.16 7.11 11.11 VA4 90.43 <br /> 12 211 2.l0 3.11 3.41 396 4A6 tA9 7.64 11.56 711,.31 0.75 <br /> DOWNSLOPE <br /> a Drop in elevation=rock layer width(D2)times percent larxlslope(C5)/100 <br /> 10 ft x 9 % /100-- 0.9 feet <br /> f.Downslope mourns height=depth of clean sand for slope fference(G2e) <br /> at downslope rock edge plus the mound height at the upslope edge of rock layer(2b) <br /> 0.90 ft + 3.5 ft= 4.4 feet <br /> g.Downslope berm multiplier based?n percent Nand slope(see Figure D-34) 6.25 <br /> h.Downslope width=downslope multiplieer(G2g)times downslope mound helght(G21) <br /> 6.25 x 4.4 = 27.5 feet <br /> 1.Select greater of G1 and G2h as the downslope width 27.5 feet <br /> j.Total mound width is the sum of up;lope(G2d)width plus rock layer width(D2)plus downslope width(G2t) <br /> 10.3 It+ 10.0 ft+ 27.5 ft= 47.7 feet <br /> k.Total mound Wo is the sum of upslope width(G2d)plus rack layer length(D3) <br />