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11 <br />GRASS(See Minlna /Reclamation Pion) <br />NATURAL <br />GROUND 12' <br />ran .5 1.5 . <br />�1' \ FREEBOARD <br />i <br />i <br />GRASSY CREEK DIVERSION <br />SECTION "C" <br />SCALE! 1 " =5' <br />4 <br />f' WIDTH VARIES <br />- ORIGINAL GROUND <br />2, BERM <br />GRASS (Sea Mining /Reclamation Plan) <br />3 SEE TYPICAL - I 3'(7ypioal <br />NATURAL GROUND � .dh. — — —'— — _ ROADWAY DETAIL (Typ'o:ell —3 --� <br />GRASS (See Mining/Reelomation Plan) <br />�_ NATURAL GROUND <br />SEE <br />ROADWAY 1 DETAIL I BERM ,(Typical) <br />IL <br />3 <br />CULVERT (Typical) <br />1OR LOCATIONS SEE (E:fiibit7 -7) <br />FOR DIMENSIONS SEE TABLE 12 -6 <br />TYPICAL. CROSS SECTION <br />WITH. CULVERT <br />SCALE: I " =10' <br />SUBSTANTIAL GUARD POST (Typical) <br />-IT ONE ON EACH SIDE OF CULYERT <br />*RIPRAP (TW'I ) ` <br />NATURAL GROUND <br />TYPICAL <br />CUT AND FILL SECTION <br />NOT TO SCALE <br />NATURAL GROUND <br />_ GRASS (See Mining /Reclamation. Plan) <br />--- -- _--- --- - -____ _�_-- - -�— ORIGINAL (iFiOUND_�:'I <br />WIDTH VARIES i <br />JI / <br />3 ,(Typical) ROEADNA C 3 DETAIL 13 (Typical <br />TYPICAL <br />SECTION DITCH "A" <br />NOT TO SCALE <br />NOTE : MINIMUM DITCH CROSS SECTIONAL AREA = 27.0 FT2 <br />SEE APPENDIX 7 -6 -4 <br />TYPICAL CROSS SECTION <br />WITH CULVERT DOWNDRAIN <br />SCALE: I" = 10' <br />NATURAL. GROUND <br />GRASS (See Mining. /Reclamation Pion) WIDTH VARIES <br />` ORIGINAL GROUND -,- _ <br />3 ((Typical I SEE TYPICAL i �� 2'(Typieal) <br />ROADWAY DETAIL 3 <br />TYPICAL <br />SECTION QITCH "B" <br />SCALE: 1' =10 <br />NOTE MINIMUM DITCH CROSS SECTIONAL AREA = 12.0 F72 <br />SEE APPENDIX 7-6 -4 <br />GROUND <br />i <br />i <br />11 <br />GRASS(See Minlna /Reclamation Pion) <br />NATURAL <br />GROUND 12' <br />ran .5 1.5 . <br />�1' \ FREEBOARD <br />i <br />i <br />GRASSY CREEK DIVERSION <br />SECTION "C" <br />SCALE! 1 " =5' <br />4 <br />f' WIDTH VARIES <br />- ORIGINAL GROUND <br />2, BERM <br />GRASS (Sea Mining /Reclamation Plan) <br />3 SEE TYPICAL - I 3'(7ypioal <br />NATURAL GROUND � .dh. — — —'— — _ ROADWAY DETAIL (Typ'o:ell —3 --� <br />GRASS (See Mining/Reelomation Plan) <br />�_ NATURAL GROUND <br />SEE <br />ROADWAY 1 DETAIL I BERM ,(Typical) <br />IL <br />3 <br />CULVERT (Typical) <br />1OR LOCATIONS SEE (E:fiibit7 -7) <br />FOR DIMENSIONS SEE TABLE 12 -6 <br />TYPICAL. CROSS SECTION <br />WITH. CULVERT <br />SCALE: I " =10' <br />SUBSTANTIAL GUARD POST (Typical) <br />-IT ONE ON EACH SIDE OF CULYERT <br />*RIPRAP (TW'I ) ` <br />NATURAL GROUND <br />TYPICAL <br />CUT AND FILL SECTION <br />NOT TO SCALE <br />NATURAL GROUND <br />_ GRASS (See Mining /Reclamation. Plan) <br />--- -- _--- --- - -____ _�_-- - -�— ORIGINAL (iFiOUND_�:'I <br />WIDTH VARIES i <br />JI / <br />3 ,(Typical) ROEADNA C 3 DETAIL 13 (Typical <br />TYPICAL <br />SECTION DITCH "A" <br />NOT TO SCALE <br />NOTE : MINIMUM DITCH CROSS SECTIONAL AREA = 27.0 FT2 <br />SEE APPENDIX 7 -6 -4 <br />TYPICAL CROSS SECTION <br />WITH CULVERT DOWNDRAIN <br />SCALE: I" = 10' <br />NATURAL. GROUND <br />GRASS (See Mining. /Reclamation Pion) WIDTH VARIES <br />` ORIGINAL GROUND -,- _ <br />3 ((Typical I SEE TYPICAL i �� 2'(Typieal) <br />ROADWAY DETAIL 3 <br />TYPICAL <br />SECTION QITCH "B" <br />SCALE: 1' =10 <br />NOTE MINIMUM DITCH CROSS SECTIONAL AREA = 12.0 F72 <br />SEE APPENDIX 7-6 -4 <br />GROUND <br />RECLAMATION; DESI <br />GN <br />1974. <br />P <br />CI <br />S <br />I <br />i <br />�- - e.wss�,e <br />0 S R ►S CERTIFICATION <br />° COLORADO P.E".'19959` <br />RON , tJ KE iQe° -f <br />SI"AINGINEER : �e AUG 2 0 1993 <br />P¢abD1E�4ogl �1sRly DATE: <br />OF SMALL CANAL STRUCTURES; <br />ermit Number #: C- 1980 -005 <br />ass: Permit <br />ection /Exhibit: `� _ L o �o <br />EXHIBIT ",'7 -14 ". <br />TYPICAL ROAD AND DITCHES <br />DETAILS <br />SENECA II MINE <br />SENECA COAL LTD. 12015 E. 46th AVE. DENVER, COLORADO 80239 <br />DESIGNED BY, PEABODY CDA. CO. SCALE: AS SHOWN <br />DRAWN BY: B. WOLF CHK'O BYI WE, 10 /30/80 <br />- REVISIONS <br />12. 7/89 .J. . 12/10/92 RJ.G. 3 -10-41 <br />���IIAlllll �0lll� <br />006558 <br />i <br />1/4 INCH /FT. SLOPE <br />7 7 7 .:.4.. ;;o. <br />- <br />8 - SCORIA, GRWEL, <br />OR CRUSHED ROCK <br />COMPACTED SUBGRADE <br />MATERIALS) <br />SELECTED OVERBURDEN <br />TYPICAL ROADWAY DETAIL <br />SCALE: I"= 5' <br />r <br />i^ <br />MOTNOTES: <br />I 1. <br />ROAD BASE MATERIAL TO BE LOCALLY AVAILABLE GRAVEL, SCORIA <br />OR CRUSHED ROCK. <br />2. <br />ALL AREAS UNDER ROADS TO-BE CLEARED OF TOPSOIL BEFORE <br />GRADING. ALL DISTURBED AREAS TO BE RE- TOPSOILED ANID <br />SEEDED AFTER CONSTRUCTION. <br />3. <br />THE FILL MATERIAL SHALL BE FREE OF SOD, LARGE ROOTS, OTHER <br />LARGE VEGETATION MATTER, AND FROZEN SOIL., AND IN NO CASE <br />SHALL COAL- PROCESSING WASTE BE USED IN EMBANKMENT CON - <br />STRUCTION. <br />4. <br />THE PLACING AND SPREADING OF FILL MATERIAL SHALL BE STARTED <br />AT THE LOWEST POINT OF THE FOUNDATION. THE FILL SHALL BE <br />BROUGHT UP IN HORIZONTAL LAYERS LESS THAN 12 INCHES IN <br />THICKNESS AND COMPACTED OVER 85% OF STANDARD PROCTOR. <br />�. <br />PROCEDURE FOR INSTALLATION OF CULVERTS: <br />A. A UNIFORM BLANKET SHOULD COVER THE SHAPED BEDDING TO <br />A DEPTH SUFFICIENT TO. FILL THE CORRUGATIONS. <br />B. WATER IN THE DITCH OR FOUNDATION SHOULD BE REMOVEDI <br />C. POOR FOUNDATION MATERIAL SHOULD BE REPLACED WITH <br />SUITABLE FILL TO PROVIDE UNIFORM CONTINUOUS SUPPORT. <br />D. BACKFILL SHOULD BE PLACED IN UNIFORM WELL TAMPED 6 <br />INCH LAYERS ON BOTH SIDES OF STRUCTURE. <br />E. COMPACTION TO OVER ESQ, STANDARD DENSITY IS REQUIRED. <br />B. <br />DiTQi SHOULD NOT BE ovEREXCAvATED. <br />7. <br />CULVERTS AND DITCHES SHODU BE MAINTAINED AND CLEARED OF <br />DEBRIS. <br />8. <br />CULVERT MID DITCHES ARE DESIGNED TO PASS THE PEAK RUNOFF <br />FROM A YEAR - 24 HOUR PRECIPITATION EVENT. <br />REFERENCES: 'i 1g93 <br />- AMERICAN ASSOCIATION OF STATE HIGHWAY OFFI &QS; MANUAL <br />l <br />FOR RURAL HIGHWAY DESIGN, M. <br />- PROCEDURES FOR DETERMINING PEAK FLOWS IN COLORADO <br />(INCORPORATES TECHNICAL RELEASE 1b. %_); 1980. <br />- AMERICAN IRON & STEEL INSTITUTE; HANDBOOK OF STEEL <br />DRAINAGE & HIGHWAY CONSTRUCTION PRODUCTS; 1977 <br />- UNITED STATES DEPARTMENT OF INTFRIoR BUREAU OF <br />RECLAMATION; DESI <br />GN <br />1974. <br />P <br />CI <br />S <br />I <br />i <br />�- - e.wss�,e <br />0 S R ►S CERTIFICATION <br />° COLORADO P.E".'19959` <br />RON , tJ KE iQe° -f <br />SI"AINGINEER : �e AUG 2 0 1993 <br />P¢abD1E�4ogl �1sRly DATE: <br />OF SMALL CANAL STRUCTURES; <br />ermit Number #: C- 1980 -005 <br />ass: Permit <br />ection /Exhibit: `� _ L o �o <br />EXHIBIT ",'7 -14 ". <br />TYPICAL ROAD AND DITCHES <br />DETAILS <br />SENECA II MINE <br />SENECA COAL LTD. 12015 E. 46th AVE. DENVER, COLORADO 80239 <br />DESIGNED BY, PEABODY CDA. CO. SCALE: AS SHOWN <br />DRAWN BY: B. WOLF CHK'O BYI WE, 10 /30/80 <br />- REVISIONS <br />12. 7/89 .J. . 12/10/92 RJ.G. 3 -10-41 <br />���IIAlllll �0lll� <br />006558 <br />���IIAlllll �0lll� <br />006558 <br />