Laserfiche WebLink
A <br /> ,���_—^ j WAr�2Gtvr�lollBurt <br /> AOCITTONAL, / <br /> �- <br /> �� <br /> 0 63Ile <br /> o i � blvE2rloN C»aINvL.E ��i � . I • � i �N�Y / <br /> A2EA III� �D1S31 ATI�ON / �1/ `•S VA �� / <br /> TYPICAL SECTION G-G ST2EAM DIVE2SION CHANNEL <br /> MIN. IZ FT I I FT <br /> pit_E <br /> Q �/ 88 I NOFF ) /� (��� ( r (�►GP4t�x ) <br /> l 3Fr Ttilcx <br /> I 2lvesw <br /> pI S FT <br /> NATLlFA {2UNC)PF x111 <br /> DpA NAGES �y wull <br /> GTION DID 34 FT, �APP2OX <br /> OD <br /> 400 <br /> . Ma Ni° 44 >ti..,. ..a.. .n �. .r. .r. —1+� ./1� .' �..lL. I SCALE I I'=5 ' <br /> �' � <br /> _ <br /> \ . L r <br /> 2EAM DIVF,2SON CHANNEL- <br /> � D <br /> loco' UPPER <br /> SmE F -)Np Iip12ApPED SECTION <br /> lczz:� Lc,-_ -nc#-j OFCLL.vE2r GENERAL NOTES <br /> j ; ' LEG,ENL� <br /> ` OIVE2�ICN14 C-HANNF-i- 6.00�TIOh GF C0NCW_ETE plvE¢SION BOX <br /> TC�JN�1 OIVEtC��pnF ! J[A TE PILE <br /> ( , a *� j -��` 1 ) FIGURES AND SECTIONS A THRU I -I ' SHOW CONSTRUCTION TO BE COMPLETED PRIOR TO REMOIAL�f�VEGETATION AND TOPSOILIN PREPARA- <br /> i�lvNEL 9CLJN pC 02ANq(aE Aef-,o, O LUCATION OFSEDIMENTATT.^N D TION FOR WASTE DISPOSAL (PHASE II PILE CONSTRUCTION). <br /> 2) FIGURES A AND B SHOW THE LOCATION OF THE STREAM DIVERSION CONSTRUCTED PRIOR TO PHASE I PILE CONSTRUCTION. TYPICAL <br /> C4ZOSS-6E4,TI0N OF (OLLEC-TION LEa,UN WATEP? tDIVERSION 6EF?M SECTIONS C-CI AND D-D' SHOW TYPICAL SECTIONS OF THE CHANNEL; THE CONFIGURATION SHOWN IN TYPICAL SECTION D-D' SHALL BE <br /> USED FOR CHANNEL PORTIONS OF GREATER THAN 2% GRADIENT. APPROPRIATE EROSION CHECKS OR DROP STRUCTURES MAY BE USED IN <br /> PLACE OF RIPRAP TO PREVENT CHANNEL EROSION. THE LOWER PORTION OF THE DIVERSION SHALL CONSIST OF A CONDUIT DROP STRUC- <br /> 1 06 TURE AND ENERGY DISSIPATION STRUCTURE. THE CHANNEL SHALL BE DEEPENED TO A MINIMUM DEPTH OF 4 FT FOR A DISTANCE OF 15 <br /> a _ r- <br /> r I (aU2E 6 Di�AINAGE Q�V��ON SQ" P_ME � I FT UPSTREAM OF THE CONDUIT INLET. THE CONDUIT INLET SHALL CONSIST OF A 48-INCH DIAMETER CORRUGATED METAL PIPE WITH A <br /> r <br /> PREFABRICATED END SECTION CONFORMING TO THE FILL SLOPE. AT A CONVENIENT LOCATION DOWNSTREAM OF THE EXISTING ACCESS <br /> / � ROAD TO CATTLE LEASES, AN ELBOW WILL BE INSTALLED TO ACCOMMODATE THE BREAK IN SLOPE. THE MOST CONVENIENT LOCATION <br /> F FOR THE ELBOW SHALL BE DETERMINED AT THE TIME OF CONSTRUCTION. AN ENERGY DISSIPATION STRUCTURE SHALL BE PROVIDED AT <br /> 3�- aAM GMP THE CONDUIT OUTLET, WHICH IS CAPABLE OF REDUCING THE DESIGN 57-CFS DISCHARGE TO A VELOCITY OF 5. 5 FT/SEC OR LESS. <br /> 9 FT MiN I (� 3) FIGURE B SHOWS THE LOCATIONS OF THE EAST AND WEST DIVERSION DITCHES. TYPICAL SECTIONS E-E ' , F-F ' , AND G-G ' SHOW <br /> LEGEND ZPr cj TYPICAL SECTIONS OF THE CHANNEL. THE DIVERSION CHANNEL WILL BE FORMED AS SHOWN IN TYPICAL SECTION E-E ' FOR PORTIONS <br /> Y of AFFECTED STtzE1aM bIVEt2SION CHANNEL MIN aoo�' OF THE EAST DITCH FORMED BY THE OUTSLOPE OF THE FILL AND GROUND SURFACE, WHERE THE GROUND SURFACE SLOPES TOWARD THE <br /> e�oL_Iryt� PILE. THESE DITCH PORTIONS WILL BE CONSTRUCTED AS NEEDED DURING PILE CONSTRUCTION. TYPICAL SECTIONS F-F ' AND G-G' <br /> WILL BE USED WHERE THE GROUND SURFACE IS LEVEL OR SLOPES AWAY FROM THE PILE. TYPICAL SECTION F-F' WILL BE USED FOR <br /> CPA1NACaE AIZ.BA c q o' y PORTIONS OF THE CHANNELS OF LESS THAN 10°6 GRADIENT. TYPICAL SECTION G-G'' WILL BE USED FOR CHANNEL PORTIONS GREATER <br /> A2F�. GOVF�ZED t�Y 1��- II- Il� i ( 1 GT.MIN ICOE�� 2FK.E �NE:> FG I c N/,LL.r� .Q.°pO.V �o'(�IA. 1 FY <br /> �.. NATUQ.fal, D12GJN.4GEwAY p15Fb�1- 2 i � AND FLL.Y�Fc '�°4QOr . 7tj�-��� THAN 10% GRADIENT. <br /> MIN. T74IC1C o0, <br /> '� � •° � 4) FLOW FROM THE EAST AND WEST RUNOFF DIVERSION DITCHES WILL BE ROUTED INTO THE SEDIMENT PONDS VIA A COIICREFE DIVERSION , <br /> STRUCTURE AS SHOWN IN FIGURES A, H, AND SECTION I-II . TURNOUT GATES WILL BE PROVIDED ON EACH OF THE TWO OUT CO - <br /> DUITS TO ALLOW ROUTING OF FLOW TO EITHER POND. THE PONDS MUST BE OPERATED IN SERIES DURING PHASE II WASTE PILE CON- <br /> STRUCTION. ALL FILL AROUND THE CONCRETE DIVERSION STRUCTURE SHALL BE COMPACTED AS SPECIFIED ON SHEET 9, ITEM 3. 3. <br /> U Pr✓ER o DETAILS OF INLET CULVERT INSTALLATION ARE GIVEN ON SHEET 7. <br /> FI(aUI2E A � STREAM DIVERSION D12AINAGIE AREA -TYPICAL SCION F-F ;EA�T FEND " DIACJ-1P <br /> AND WEST C�ITC.i-IE� 5) THE CHANNELS FOR TOPSOIL RUNOFF COLLECTION DITCHES SHALL BE CONSTRUCTED TO THE SAME DIMENSIONS AS THE CONVEYOR COL- <br /> ,' PO LECTION DITCH, AS DETAILED IN SECTION B-B' , SHEET 3. <br /> LOW (: 12ADIENT IO F r 1 <br /> 6) A WATER DIVERSION BERM SHALL BE PROVIDED AROUND THE TOPSOIL STORAGE AREAS AS SHOWN IN FIGURE A, SUCH THAT NO RUNOFF <br /> o 5, Io FROM UNDISTURBED AREAS MAY ENTER THE TOPSOIL RUNOFF COLLECTION DITCHES. THE BERMS SHALL HAVE A MINIMUM HEIGHT OF <br /> 3 FT. <br /> SCAL E I'=6' <br /> 7 7) INCHES INIPRAP TDIAMETERIAL R THE STREAMST12AMNCHESRSR�PRAP ITCH <br /> SIZESHALL <br /> FOR ALLOOTHEREDDRAIN ITCHESNSHALL DURABLE <br /> RANGEOFROMA3GTOG15NINCHESFINMDIAM�TER , <br /> E 21 <br /> FIC�LI ,ZE N ; pLA(�l of I�No DIVERSION D50 = 9 INCHES. RECEIVED <br /> ST2UG—rUP—E 8) ALL CHANNNELS MUST BE MAINTAINED AS NEEDED TO PREVENT UNDUE EROSION. <br /> DEC 11967 <br /> 9) ALL CHANNELS ARE DESIGNED TO PASS THE 10-HR/24-HR FLOW WITH A MINIMUM FREEBOARD OF 0.3 FT OR GREATER. MINED l'WD <br /> 141168 T ,,. . <br /> VA <br /> 7 Cr(APPEax, r,F'I- 2FT. <br /> f <br /> •9S I I `-J 30 °DIA TJIZNOUT <br /> I Fr Mlnl `'Pa S; �; : �TE(sHorJN opEN) ST{2EAM DIV�2SION AND Q.IJNOF <br /> 2 M N� s� ° I CcNceerE c,°TIIIcx MIN. C.OLLECTIC N CHANNELS <br /> J • •v� f v f V <br /> c` � f , c 2l0!^P ZC,FT TNIGKN eSS f f . .o:pp <br /> GOL.DER ASSOCIATES MID-CANTINENT 2ESOU2L.�cS, INC. <br /> Tt-II(JGNE'0P QiPI AP 19 cr PPaaX. <br /> 0 5' lo' �,C)IFW1ClfiP 3 DI 01 P- GMP 17301 WEST COLFAX AVE., SPITE 275 fox k50 <br /> GOLDEN, COLORADO 8040 L CAI2BONc�ALE COW2Poo ° <br /> (303) 278-8662 , <br /> p g� wI 5CALE I'>5 <br /> T DESIGNED BY UM CHECKED BY MB <br /> i 9cALe I"a5' <br /> DRAWN BY : DL APPROVED BY <br /> TYPICAL SECTION E-E : EAST IDITLN T(PILAI, SECTION U-C' E�A57ANQ WEST SELTION I-I OF PONE) <br /> DRAWING N0. o�I� SHEET 4 OF G <br /> UPPE12 POEMONS pIrLHES - IP12AppE0 SECTION ,DIVERSION ST2UCTUR_F_ <br /> DATE Ap21I, IQa(c SCALE, AS INDICATHD <br />