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6030 <br />6020 <br />6010 <br />6000 <br />5990 <br />.11• <br />POND C <br />PLAN VIEW <br />SCALE 1" = 40' <br />i <br />2.0' <br />_r <br />2.0' <br />SECTION A - A' <br />SEDIMENT POND C <br />HORIZONAL SCALE 1" = 20' <br />VERTICAL SCALE 1" = 20' <br />TOP OF EMBANKMENT EL. 6002- <br />6004 <br />FULL WATER EL. 6000 I�-10' <br />6002 EMERGENCY SPILLWAY <br />FULL WATER LEVEL INLET EL. 6000 S =2 <br />- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -I - - - - - - - <br />6000 - - - - -- <br />5998 <br />5996 <br />5994 <br />5992 <br />5990 <br />FULL SEDIMENT EL. 5992.75 <br />6" VALVED DEWATERING PIPE <br />INLET EL. 5992.75 <br />SECTION B - B' <br />SEDIMENT POND C <br />HORIZONAL SCALE 1" = 10' <br />VERTICAL SCALE 1" = 4' <br />\ EFFECTIVE SLOPE <br />\ 3.8H:1.0V <br />� 1 <br />\ 2.8 <br />1 \ \ <br />\ <br />3.9 \ \ \ <br />ANTI -SEEP COLLAR \ \ \ \ <br />\ <br />l -- \\ <br />L\ <br />L\ <br />10.0' <br />3HAV EMBANKMENT SPILLWAY DETAIL <br />POND C <br />FULL FLOW LEVEL <br />10.0' <br />EMEGENCY SPILLWAY DETAIL <br />POND C <br />FULL FLOW LEVEL <br />10.0' <br />DITCH DETAIL <br />D -D1 <br />6030 6006 <br />6020 6004 <br />FULL WATER EL. 6000 <br />6010 6002 <br />FULL WATER LEVEL <br />6000 6000 - - - <br />--- - - - - -- <br />5990 5998 <br />TOP OF EMBANKMENT EL. 6002 <br />5996 <br />FULL SEDIMENT <br />EL. 5992.75 <br />5994 <br />5992 ----- ------- - -- <br />5990 <br />6006 <br />6004 <br />6002 <br />•111 <br />..• <br />1.6' FREEBOARD <br />1 <br />0.4' FLOW DEPTH <br />DEPTH <br />1 <br />WIDTH <br />0.3' FREEBOARD <br />FULL FLOW LEVEL <br />1.5 <br />FLOW DEPTH <br />DITCH DETAILS <br />DRAINAGE AREAS C, D, E <br />SEE MAP Nos. 21 -1, 21 -2 AND 21 -3 FOR LOCATION <br />SLOPE MAY BE CUT OR FILL <br />DEPENDING ON LOCATION <br />1.3' FREEBOARD / <br />/// B' DITCHES C8, 9, 10, 14 <br />1 <br />2 3' DITCHES C2, 4 <br />�1 <br />2 <br />0.7' FLOW DEPTH 2.0 <br />MIRAFI 60OX OR EQUAL _/ " 2' -0" RIPRAP (D_, =24 ") <br />RIPRAP LINED CHANNEL <br />DITCH DETAIL C -C14 <br />MINIMUM CULVERT SIZE MINIMUM DITCH <br />DRAINAGE AREAS C, D, E, F, G <br />1.71' FREEBOARD SEE MAP Nos. 21 -1, 21 -2 AND 21 -3 FOR LOCATION DEPTH REQUIREMENTS <br />+ CULVERT MINIMUM DRAINAGE AREAS C, D, E, F, G <br />1 No. DIA. <br />C -Cl 12 SEE MAP Nos. 21 -1, 21 -2 AND 21 -3 FOR LOCATION <br />C -C2 12 DITCH DITCH FLOW <br />0.3' FLOW DEPTH C -C3 12 No. DEPTH DEPTH <br />C -C4 18 <br />C -05 24 D -Cl 0.9 0.6 <br />C -C6 36 D -C2 SEE DITCH DETAIL C -C14 <br />C -C7 12 D -C3 1.0 0.7 <br />C -C8 36 D -C4 SEE DITCH DETAIL C -C14 <br />C -C9 36 D -05 DELETED DELETED <br />C -C10 12 D -C6 SEE DITCH DETAIL C -C14 <br />C -Cil 24 * D -C7 1.3 1.0 <br />C -C12 24 * D -C8 0.7 0.4 <br />C -C13 24 D -C9 SEE DITCH DETAIL C -C14 <br />C -C14 24 )IE D -C10 SEE DITCH DETAIL C -C14 <br />C -C15 24 D -C11 0.7 0.4 <br />C -C16 24 X D -C12 1.1 0.8 <br />C -C17 12 D -C13 0.7 0.4 <br />C -C18 24 D -C14 SEE DITCH DETAIL C -C14 <br />6006 C -C19 12 <br />D -C15 0.7 0.4 <br />C -D1 30 D -C16 2.2 1.9 <br />6004 C -D2 30 D -C17 0.8 0.5 <br />C -El DELETED D -C18 1.0 0.7 <br />C-F1 12 D -C19 0.5 0.2 <br />6002 C -F2 24 D -C20 0.7 0.4 <br />D -C21 0.6 0.3 <br />C -G1 12 D -C22 1.2 0.9 <br />6000 C -G3 24 D -C23 1.2 0.9 <br />C -G4 12 D -C24 0.9 0.6 <br />5998 C -SAE1 12 D -D1 SEE DITCH DETAIL D -D1 <br />C -SAE2 12 D -D2 1.8 1.5 <br />)K An 16 -inch culvert will handle 8.75 cfs D -El 1.1 0.8 <br />5996 with a HW /D ratio of 1.5. If an 18 -inch <br />0 culvert is to be used, construct a concrete D -F1 0.8 0.5 <br />h d 11 hI ' h r vide- 9- inches of head D -F2 1.6 1.3 <br />ANTI -SEEP COLLAR 5994 over top of culvert. t. <br />D -F3 <br />2.2 <br />1.9 <br />0.6 0.3 <br />D -G1 <br />0.8 <br />0.5 <br />C CAPACITIES <br />D -G2 <br />0.5 <br />0.2 <br />5992 <br />INLET EL. 5992.75 <br />D -SAE1 <br />0.5 <br />0.2 <br />ACRE - FEET <br />NOTES: <br />1. For pond and ditch sizing calculations Z 5 Revised As Per TR -04 L.K.J. 08-05 -98 /hereby certify that this drawing was done <br />5 Rvied As Per TR -03 L.K.J. 06 -18 -98 bp <br />5996 See Volume III, Appendix 8. 0- y qt my direct supervision and <br />n 4 Revised As Per TR -01, Ade uac 02, Item Nos. 23 L.K.J. 02 -20 -98 t f ¢/A• reformation presented on <br />2. Ri ra shall consist of hard, dense, rough q y 6! . -dcb I r�: and correct to the <br />Rip rap 3 Revised As Per TR -01, Adequacy 01, Item Nos. 17, 18, 20 & 23 L.K.J. 12 -02 -97 F�] <br />5994 fractured stone as nearly cubical as 2 As -Built Pond Drawing Update L.K.J. 09 -10 -97 sf of my kr wl$age and belief and <br />practical. Stone shall be well graded in No. DESCRIPTION: BY DATE e d C wd� g n�#mcted in accordance <br />order that the voids can be filled, and at ifh is d sign ye S of <br />5992 REFERENCES <br />least 50 percent of the mass shall be 1 VOLUME 111, EXHIBIT 8 es: S,tpy • Dote <br />stones equal to or larger than the specified 2 1 VOLUME 1, SECTION 2.05.3(4) C o I 4dq �j 230 <br />5990 riprap size. PREPARED FOR: PROJECT: <br />3. A geotextile fabric shall be placed under BOWIE N0. 2 MINE <br />all riprap. Use Mirafi 60OX or equal. D BOWIE RESOURCES, LTD. TITLE: DCC <br />4. Pond dewatering pipe shall be plastic D BOWIE NO. 2 MINE PR 6 <br />irrigation pipe, PIP, 80 psi rated, with bell P.O. BOX 483 /�PPRavEJ�* POND C DETAIL Os<G <br />and spigot joints or glued joints, valved BOWIE RESOURCES, LTD. PAONIA, COLORADO 81428 ^'71 <br />D1�4i <br />on the outlet end. I ONE INCH °pr�1s <br />,- PREPARED BY: J. E. STOVER &ASSOCIATES DMG I.D. No. DWG. NAME: <br />5. For sediment control plan see Map No. 20. 2788 Comp"a Dr., Susie 101 DESIGNED BY: L.K.J. 01106196 C - 96 - 083 p� <br />6. For drainage plans see Map No. 21 -1, 21 -2 Creed JoL. C0 81588 DRAWN BY: SCALE: MAP NO. 22 -C <br />and 21 -3. _ _ _ ____ --_ CHECKED Y: AS NOTED <br />111111 IIIII 11111 IIIII ����� ����� �� <br />IIillll nm nm .•• ^--' oay�en <br />D -SAE2 <br />0.6 0.3 <br />5990 <br />POND <br />C CAPACITIES <br />6" VALVED DEWATERING <br />PIPE <br />INLET EL. 5992.75 <br />ACRE - FEET <br />SECTION C- C' <br />Permit Number C- I g 7 6 0 d 3 <br />WATER SEDIMENT <br />TOTAL <br />SEDIMENT POND C <br />Class: ermil iI �,} <br />Section /Exhibit: Vt)LVt)1E y, }P X22{ ON - / C <br />- - ................. <br />- - -....... -- <br />AS -BUILT CAPACITY <br />3.47 0.46 <br />3.93 <br />HORIZONAL SCALE 1 ° = 10' <br />Class: ❑Revision <br />rypeseq 4E7A1L <br />- -._ -" <br />REQUIRED CAPACITY <br />3.24 0.42 <br />3.66 <br />Class: o Report o Hydra oceneral <br />VERTICAL SCALE 1" = 4' <br />Doc Type: <br />-- - - - - - <br />OApplication (Coal only) � Bond O Enforcement � Inspection <br />NOTES: <br />1. For pond and ditch sizing calculations Z 5 Revised As Per TR -04 L.K.J. 08-05 -98 /hereby certify that this drawing was done <br />5 Rvied As Per TR -03 L.K.J. 06 -18 -98 bp <br />5996 See Volume III, Appendix 8. 0- y qt my direct supervision and <br />n 4 Revised As Per TR -01, Ade uac 02, Item Nos. 23 L.K.J. 02 -20 -98 t f ¢/A• reformation presented on <br />2. Ri ra shall consist of hard, dense, rough q y 6! . -dcb I r�: and correct to the <br />Rip rap 3 Revised As Per TR -01, Adequacy 01, Item Nos. 17, 18, 20 & 23 L.K.J. 12 -02 -97 F�] <br />5994 fractured stone as nearly cubical as 2 As -Built Pond Drawing Update L.K.J. 09 -10 -97 sf of my kr wl$age and belief and <br />practical. Stone shall be well graded in No. DESCRIPTION: BY DATE e d C wd� g n�#mcted in accordance <br />order that the voids can be filled, and at ifh is d sign ye S of <br />5992 REFERENCES <br />least 50 percent of the mass shall be 1 VOLUME 111, EXHIBIT 8 es: S,tpy • Dote <br />stones equal to or larger than the specified 2 1 VOLUME 1, SECTION 2.05.3(4) C o I 4dq �j 230 <br />5990 riprap size. PREPARED FOR: PROJECT: <br />3. A geotextile fabric shall be placed under BOWIE N0. 2 MINE <br />all riprap. Use Mirafi 60OX or equal. D BOWIE RESOURCES, LTD. TITLE: DCC <br />4. Pond dewatering pipe shall be plastic D BOWIE NO. 2 MINE PR 6 <br />irrigation pipe, PIP, 80 psi rated, with bell P.O. BOX 483 /�PPRavEJ�* POND C DETAIL Os<G <br />and spigot joints or glued joints, valved BOWIE RESOURCES, LTD. PAONIA, COLORADO 81428 ^'71 <br />D1�4i <br />on the outlet end. I ONE INCH °pr�1s <br />,- PREPARED BY: J. E. STOVER &ASSOCIATES DMG I.D. No. DWG. NAME: <br />5. For sediment control plan see Map No. 20. 2788 Comp"a Dr., Susie 101 DESIGNED BY: L.K.J. 01106196 C - 96 - 083 p� <br />6. For drainage plans see Map No. 21 -1, 21 -2 Creed JoL. C0 81588 DRAWN BY: SCALE: MAP NO. 22 -C <br />and 21 -3. _ _ _ ____ --_ CHECKED Y: AS NOTED <br />111111 IIIII 11111 IIIII ����� ����� �� <br />IIillll nm nm .•• ^--' oay�en <br />