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MOUND PLAN VIEW <br /> observation pipes(typical) <br /> J <br /> W= 25ft a A� A= 6.0ft 83m <br /> 7.62 m -. o �k B= 42 ft 12.8 m <br /> B .___._ i K J = 7.1 2.16 m <br /> I I = 11.9 ft 3.63m <br /> K= ljt4 ft 3.17 m <br /> = 6-2--81 ft <br /> 19.1 m typ. obs. pipe <br /> A X B refers to absorption cell width and length (anchored securely) <br /> J = upslope width <br /> I =downslope width <br /> K= end slope dimension LU s^(150 mm) <br /> MOUND CROSS SECTION <br /> T subsoil p D= 12.0 in 30.5 cm <br /> lateraltopsoil G H E= 16.3 in 41.4 cm <br /> invert 1 0-4-71 ft F= 9.3 in 23.6 cm <br /> elev. 31.91 m see note F G = 12.0 in 30.4 cm <br /> H = 18.0 in 45.6 cm <br /> D E TM C33 <br /> Sys 104 2 ft and Fn <br /> elev. 31.76 m103.2 ft contour 6 6 <br /> 31.46 m sl <br /> Note: Absorption cell media will <br /> D= upslope fill depth plowed layer consist of aggregate and pipe <br /> E=downslope fill depth or leaching chamber's and pipe <br /> F =absorption cell dept as specifiedex Aggregate <br /> G = subsoil +topsoil d h at cell wall at right. Chamber <br /> H = subsoil + topsoil epth at cell center <br /> Designer notes: <br /> If aggregate is used, it is cover jAh code compliant material. <br /> 4A YJ <br /> Project: JOHNSON MOUND <br /> Plan I.D. S97-20715 Page 3 of <br />