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Vv/ LVI 6VVV AV.&A !'AA UVA=OIGAV WjV, <br /> G. DO ANSkOPE BERM WIDTH-• (Slope X1%) <br /> . Slope 2.0 If lands" is 1%or more; subtract rock layer width from. <br /> adwptimwidth obtain ma m,donslepe toe: <br /> 26.7 ft minus 10.0 ft rock = 16.7 Foot minimum adsorption area <br /> Ealcn*wm* mum moord*m: <br /> a. Determine depth of clean sand at upslope edge of rock layer: <br /> From Site E+oiaation step C 1: 15.0 inches dean sand <br /> b. Add depth of dean sand (2a) at upslope edge, plus 1 foot of rock plus 1 foot <br /> of 4a got ind heigM at upsiape edqqjwFWk-jayer. <br /> 15.0 in/ 12 = 1.25 feet+ tft+ 1ft = $.25 ft upslope height <br /> c. Enter table with lands"s to get upl&OW berm multiplier of 3.70 <br /> d. Multiply berm multiplier 2c by upslope mound height 2b to get uplope berm width: <br /> 3.70 X. 3.25 equals.T 12 feet upslope b9mv idth <br /> e- Multiply rack IayeF-wift•M by-lan&iepete-get-ep in elevation: <br /> 10.00 feet X 2.0 %slOW= 20.00 1100 = 0.20 feet <br /> f. Add depWOf clean sa,n..d lb <br /> fd%r slam s{iffe -2e-at-downsloWeelge;-tothe <br /> mound height at the upslope edge of rode layer 2b to find downslope height: <br /> 3.25 feet + 0.24 feet US. feet dowrmlope.height <br /> g. Enter table with landslope and dewnsle>pebom multiplier of: . 4.35 <br /> h. Multiply berm mutt. by downslope mound height to get downslope berm width: <br /> a.35 feet X 3.45- equals 15.0 feet downslopeberm•width <br /> L CorParL-values of step G1 1&7 ft & G2h 15.0 ft <br /> The greater of the two values 17 Is.#w-downslope, berm width <br /> j. Total-- wiCIM494hafti t-d- Slopesdtt-}G2d, plas-redc larwmw dth <br /> D2, plus downslope berm width G2i: <br /> 12•.9 feet + 1.4A-• feet- -i� _fes 38-7- R. vide <br /> k-- TetaF ,nd IG2d, pk�s-reek-IeyaF length <br /> D3, plus upslope berm width G2d: <br /> 12.0 feet - + . + 12.0 feet = 73.9 ft long <br /> L_ EN& MOuNII [1 btatDbL tSr 43 ft wide X 74 ft 1 <br /> SLOPE DOWNGLOPE MULTIEL UPSLOPEMULTIPLiER <br /> 3 TO 1 4 TO 1 3 T01 4 TO 1' <br /> 3.00 4.00-" 300-• 4.00' <br /> 3.0® 4.17 29T 3:65 <br /> 2.0•• 3.19 4.35• 2.83 340 <br /> to 3.30 4.54. 2.75- 3.57. <br /> 4.0 3.41 4.76 2.08 3,45 <br /> 5.0 3.53 5.00 261 3.33 <br /> 8.0 3.86 5.25 2.54 3.23 _ <br /> 7.0 3.60 5.56 248 3.12 <br /> a.0 395 5.89 Z4r 303- _ <br /> 9"o-• 4.11 615" 238 2,94 <br /> 10.0 4.29- 6.6;PL 2.31• 2.88 <br /> 11.0 4.45 7.14 2.78-. 276. <br /> I zo 4.68 7.0 2.70 <br /> P"E- rs' QF 18 405 Willow at,Orono- <br />