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UNION MILL <br />DRAINAGE STUDY <br />SECTIONS 28 AND 33, TOWNSHIP 9 SOUTH, RANGE 80 WEST OF THE 6TH P.M., <br />LAKE COUNTY, COLORADO <br />2.0' 2.0' <br />RTC III F=11k'IL= FIT? "- <br />COMPACTED SUBGRADE <br />SECTION NO. 1 <br />BERM AND WEST TSF CONTACT CHANNEL <br />SCALE: 1 " =2' <br />NOTES <br />1. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 22% OPTIMUM <br />MOISTURE. <br />4.0' 1 4.0' <br />TOP OF SEDIMENT TRAP <br />IN SOUTH TSF CONTACT <br />CHANNEL. SEDIMENT TRAPS <br />AT 25' INTERVALS <br />COMPACTED SUBGRADE <br />SECTION NO, 3 <br />SOUTH CONTACT CHANNEL <br />SCALE: 1 " =2' <br />NOTES <br />1. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 22% OPTIMUM <br />MOISTURE. <br />2. 10" NOMINAL DIAMETER RIPRAP, 20" THICK <br />TO BE PLACED WHERE SPECIFIED ON PLANS. <br />10' RIPRA <br />WHERE SR <br />2.5' <br />30.00' 25' <br />2S.? <br />p <br />10 -INCH SPILLWAY DIAMETER RIPRAP TOP OF TSF ELEV - 9723.00 <br />ON SPILLWAY AND SIDE SCORES <br />2 5'.1 <br />MATCH EXISTING) <br />SPILLWAY ELEV 9722.00 <br />O f <br />p <br />- <br />�p <br />ELEVATION <br />2 5:1 <br />2.5:1 <br />O <br />OO O <br />0 <br />pO <br />p FLOW <br />DIRECT�ON <br />\ <br />.7 / \�l <br />X10" <br />/ <br />p <br />p ELEV= 9722.00 p p p ELEV =9722.00 <br />p <br />A <br />NON -WOVEN GEOTEXTILE <br />FABRIC MIRAFI 14M OR EQUAL <br />RIPRAP COMPACTED <br />20' THICKNESS EMBANKMENT <br />TSF SPILLWAY SECTION <br />SCALE: NTS <br />NOTES <br />- <br />1. SPILLWAY EMBANKMENT TO BE COMPACTED <br />TO 95% STANDARD PROCTOR, 22R OPTIMUM <br />ELEV = 972100 <br />MOISTURE. <br />2. 10 -INCH NOMINAL DIAMETER RIPRAP SHALL <br />BE PLACED FROM THE EMERGENCY <br />SPILLWAY DOWNHILL TO THE EXTERIOR <br />EMBANKMENT TOE OF SLOPE. <br />3. NON -WOVEN GEOTEXTILE FABRIC TO BE <br />PLACED ON TOP OF EMERGENCY SPILLWAY <br />AND TO THE EXTERIOR TOE OF SLOPE. <br />EAST DIVERSION CHANNEL (SECTION NO. 5) SOUTH CONTACT CHANNEL (SECTION NO. <br />3) 1 <br />120' +/- <br />C q5 <br />t1 _I- <br />6.0' <br />6.0' <br />4.0• <br />4.0' <br />05 'AJ'CNJ�ii I1�1III11j ��� IT�iI <br />l <br />CLilJ�l <br />I <br />H <br />� <br />rl-r II'�f <br />i11k III I(I I� 1 <br />Ij <br />r� <br />I I II <br />1 +` lE-I 111 III IIl IlFdll - <br />(� II 31 rJ ir��11 -111- <br />-I <br />r�rl -a�i-n <br />�- <br />I.�II�IIF <br />-1I <br />I�INI� II -IFS. II � T <br />If I <br />rl FEIIII�I L, <br />II IIF -31f_I �If =�l� I �Ir <br />11 1 LIL1 <br />_- 11E <br />11 ..l y <br />_[E- <br />-T 11F 31E <br />11- IIF \_ - 1 -li�l <br />10' RIPRAP, 20 THICKNESS ,I <br />i1 �Illr l3 .1 <br />11 L <br />TOP OF SEDIMENT TRAP <br />N SOUTH TSF CONTACT <br />F iI WHERE SPECIFIED ON PLANS If. <br />- jI -I <br />CHANNEL. SEDIMENT TRAPS <br />AT 25' INTERVALS <br />COMPACTED SUBGRADE <br />SECTION A -A <br />NON-WOVEN nLE <br />SCALE: 1 " =2' <br />) 140N 140N <br />FABRIC MIRAFI OR EQUAL <br />NOTES <br />1. MINIMUM 0.5 FOOT BERM IN BETWEEN <br />CHANNELS. <br />2. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 22% OPTIMUM <br />MOISTURE. <br />3. 10" NOMINAL DIAMETER RIPRAP, 20" THICK <br />TO BE PLACED WHERE SPECIFIED ON PLANS. <br />2.0' 2.0' <br />RTC III F=11k'IL= FIT? "- <br />COMPACTED SUBGRADE <br />SECTION NO. 1 <br />BERM AND WEST TSF CONTACT CHANNEL <br />SCALE: 1 " =2' <br />NOTES <br />1. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 22% OPTIMUM <br />MOISTURE. <br />4.0' 1 4.0' <br />TOP OF SEDIMENT TRAP <br />IN SOUTH TSF CONTACT <br />CHANNEL. SEDIMENT TRAPS <br />AT 25' INTERVALS <br />COMPACTED SUBGRADE <br />SECTION NO, 3 <br />SOUTH CONTACT CHANNEL <br />SCALE: 1 " =2' <br />NOTES <br />1. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 22% OPTIMUM <br />MOISTURE. <br />2. 10" NOMINAL DIAMETER RIPRAP, 20" THICK <br />TO BE PLACED WHERE SPECIFIED ON PLANS. <br />10' RIPRA <br />WHERE SR <br />NON -WOVEN GEOTEXTILE <br />FABRIC MIRAFI 14ON OR EQUAL 10 <br />CHANNEL TOP OF SLOPE <br />JII tJ II JI1 11 <br />I 11f rJl T 111 LLI= <br />jlf I 1 llf:. L Ill 11 <br />,IE�II T „�Fkll IIF' L IE I- <br />IL Irl� IL III 1��1 1! i�lr1 <br />L�1 IIfP III L <br />AT <br />COMPACTED SUBGRADE 131,1EI �L�II��1ILI k� <br />II 31F�1�(I��I�JII;;�I�,II <br />TYPICAL GEOTEXTILE ANCHOR DETAIL <br />SCALE: 1 " =2' <br />NOTES <br />1. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 226 OPTIMUM <br />MOISTURE. <br />2. ANCHOR TRENCH MUSTBE A MINIMUM OF 1 <br />FOOT FROM UPPER END OF CHANNEL. <br />SECTION NO. 4 <br />PORTION OF UPPER DIVERSION CHANNEL <br />SCALE: 1 " =2' <br />NOTES <br />1. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 22R OPTIMUM <br />MOISTURE. <br />2. 10" NOMINAL DIAMETER RIPRAP, 20" THICK <br />TO BE PLACED WHERE SPECIFIED ON PLANS. <br />RECEIVED <br />MAY 3 0 2014 <br />Division of Reclamation, <br />Mining & Safety <br />`MATCH EXISTING <br />ELEVATION <br />A <br />ELEV= 9723.00 <br />N <br />TSF SPIL� WAY DETAIL <br />SCALE: NTS <br />NOTES <br />1. SPILLWAY EMBANKMENT TO BE COMPACTED <br />TO 95% STANDARD PROCTOR, 22% OPTIMUM <br />MOISTURE. <br />2. 10 -INCH NOMINAL DIAMETER RIPRAP SHALL <br />BE PLACED FROM THE EMERGENCY <br />SPILLWAY DOWNHILL TO THE EXTERIOR <br />EMBANKMENT TOE OF SLOPE. <br />6.0' 6.0• <br />J', <br />a <br />10' RIPRAP, 20" THICKNESS) /Ill :1 <br />WHERE SPECIFIED ON PLANS <br />COMPACTED SUBGRADE DN -wovEN GEOTEXTLE <br />EQUAL FABRIC MIRAFI 140N OR EQUAL <br />SECTION NO. 6 <br />PORTION OF UPPER DIVERSION CHANNEL <br />TSF SPILLWAY CHANNEL AND <br />EAST DIVERSION CHANNEL <br />SCALE: 1 " =2' <br />NOTES <br />1. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 22% OPTIMUM <br />MOISTURE. <br />2. 10" NOMINAL DIAMETER RIPRAP, 20" THICK <br />TO BE PLACED WHERE SPECIFIED ON PLANS. <br />IMEEMMEEII <br />rc =11 <br />� a <br />K m > m <br />m <br />w <br />z z � O <br />O M N <br />.0 <br />v 0 °o <br />w'ri e <br />.j <br />Q <br />IL W <br />W La <br />0z " <br />Q <br />Z <br />Z <br />zoo i <br />�DUm3 <br />T Em X <br />r :CUS <br />:o <br />25620 <br />DRAWING <br />DR -2 <br />SHEET <br />2OF2 <br />10 -INCH NOMINAL DIAMETER RIPRAP <br />ON SPILLWAY, SIDE SLOPES AND <br />TO EXTERIOR TOE OF EMBANKMENT <br />O <br />ELEV =` 7 2.00 ELEV =972 2.00 <br />p D p p p p <br />O f <br />p <br />2 5:1 <br />2.5:1 <br />O <br />OO O <br />pO <br />p FLOW <br />DIRECT�ON <br />\ <br />/ <br />p <br />p ELEV= 9722.00 p p p ELEV =9722.00 <br />p <br />NON -WOVEN GEOTEXTILE <br />FABRIC MIRAFI 14ON OR EQUAL 10 <br />CHANNEL TOP OF SLOPE <br />JII tJ II JI1 11 <br />I 11f rJl T 111 LLI= <br />jlf I 1 llf:. L Ill 11 <br />,IE�II T „�Fkll IIF' L IE I- <br />IL Irl� IL III 1��1 1! i�lr1 <br />L�1 IIfP III L <br />AT <br />COMPACTED SUBGRADE 131,1EI �L�II��1ILI k� <br />II 31F�1�(I��I�JII;;�I�,II <br />TYPICAL GEOTEXTILE ANCHOR DETAIL <br />SCALE: 1 " =2' <br />NOTES <br />1. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 226 OPTIMUM <br />MOISTURE. <br />2. ANCHOR TRENCH MUSTBE A MINIMUM OF 1 <br />FOOT FROM UPPER END OF CHANNEL. <br />SECTION NO. 4 <br />PORTION OF UPPER DIVERSION CHANNEL <br />SCALE: 1 " =2' <br />NOTES <br />1. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 22R OPTIMUM <br />MOISTURE. <br />2. 10" NOMINAL DIAMETER RIPRAP, 20" THICK <br />TO BE PLACED WHERE SPECIFIED ON PLANS. <br />RECEIVED <br />MAY 3 0 2014 <br />Division of Reclamation, <br />Mining & Safety <br />`MATCH EXISTING <br />ELEVATION <br />A <br />ELEV= 9723.00 <br />N <br />TSF SPIL� WAY DETAIL <br />SCALE: NTS <br />NOTES <br />1. SPILLWAY EMBANKMENT TO BE COMPACTED <br />TO 95% STANDARD PROCTOR, 22% OPTIMUM <br />MOISTURE. <br />2. 10 -INCH NOMINAL DIAMETER RIPRAP SHALL <br />BE PLACED FROM THE EMERGENCY <br />SPILLWAY DOWNHILL TO THE EXTERIOR <br />EMBANKMENT TOE OF SLOPE. <br />6.0' 6.0• <br />J', <br />a <br />10' RIPRAP, 20" THICKNESS) /Ill :1 <br />WHERE SPECIFIED ON PLANS <br />COMPACTED SUBGRADE DN -wovEN GEOTEXTLE <br />EQUAL FABRIC MIRAFI 140N OR EQUAL <br />SECTION NO. 6 <br />PORTION OF UPPER DIVERSION CHANNEL <br />TSF SPILLWAY CHANNEL AND <br />EAST DIVERSION CHANNEL <br />SCALE: 1 " =2' <br />NOTES <br />1. SUBGRADE TO BE COMPACTED TO 95% <br />STANDARD PROCTOR, 22% OPTIMUM <br />MOISTURE. <br />2. 10" NOMINAL DIAMETER RIPRAP, 20" THICK <br />TO BE PLACED WHERE SPECIFIED ON PLANS. <br />IMEEMMEEII <br />rc =11 <br />� a <br />K m > m <br />m <br />w <br />z z � O <br />O M N <br />.0 <br />v 0 °o <br />w'ri e <br />.j <br />Q <br />IL W <br />W La <br />0z " <br />Q <br />Z <br />Z <br />zoo i <br />�DUm3 <br />T Em X <br />r :CUS <br />:o <br />25620 <br />DRAWING <br />DR -2 <br />SHEET <br />2OF2 <br />