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6360 <br />6340 <br />6320 <br />6300 <br />6280 <br />6260 <br />6240 <br />6160 <br />6140 <br />0 +00 0 +20 <br />INTERCEPTOR TRENCH <br />DRAIN. SEE . <br />0 +40 0 +60 0 +80 1 +00 1 +20 1 +40 1 +60 1 +80 2 +00 2 +20 2 +40 2 +60 2 +80 3 +00 3 +20 <br />BEDROCK SURFACE, <br />NOT DEFINED <br />ORIGINAL GROUND - \ _. <br />i <br />--- <br />--- <br />i <br />APPROXIMATE SURVEYED <br />I-R -1 FINISHED GROUND <br />14 <br />VARIES (SEE FIGURE F -4) <br />SECTION: TYPICAL SUDE REPAIR <br />1( <br />/ COMPACTED <br />COLLUVIUM <br />NOTE. NARROWER PORTIONS OF THE DRAINAGE BLANKET <br />WERE INCREASED TO A DEPTH OF 6 FT MIN. <br />DRAINAGE TRENCH. <br />COARSE AGGREGATE J '- SILTSTONE /MUDSTONE <br />DRAINAGE BLANKET MATERIAL BEDROCK BENCH <br />22 <i> DETAIL: TYPICAL FILTER BLANKET - EAST SUDE <br />NOT TO SCALE <br />3 FT MIN. DEPTH <br />3 +40 3 +60 <br />COARSE AGGREGATE <br />CHIMNEY DRAIN <br />3 +80 4 +00 <br />BEDROCK <br />(APPROXIMATE) <br />4 +20 <br />6360 <br />6340 <br />6320 <br />6300 <br />6280 <br />6260 <br />6240 <br />6220 <br />6200 <br />6180 <br />6160 <br />6140 <br />•� EL VARIES <br />(EL 6210 MIN. FOR EAST SLIDE) <br />COMPACTED <br />COLLUVIUM <br />BEDROCK LEDGE / <br />(APPROXIMATE) <br />ORIGINAL GROUND <br />VARIES, SEE <br />NOTE 2. <br />1 � <br />In <br />10 "0 SLOTTED HDPE PIPE <br />1 ELEVATION VARIES <br />ELEVATION VARIES <br />APPROXIMATE SURVEYED <br />HR -1 FINISHED GROUND <br />BEDROCK LEDGE <br />(APPROXIMATE) <br />COARSE AGGREGATE <br />DRAINAGE MATERIAL <br />O DETAIL: UPPER DRAINAGE PIPE <br />NOT TO SCALE <br />/ <br />/ <br />/ <br />/ <br />VARIES, SEE NOTE 1 <br />/ <br />/ <br />COMPACTED <br />COLLUVIUM <br />® SECTION: TYPICAL FILTER BLANKET - WEST SUDE <br />NOT TO SCALE <br />NOTE. 1. SLOPE OF BEDROCK FACE AND CHIMNEY <br />DRAIN VARIES FROM 1H.1V TO NEARLY <br />VERTICAL ALONG LENGTH OF REPAIR. <br />2. SURFACE SLOPE IN THE VICINITY OF THE <br />CROSS- SECTION VARIES FROM APPROX <br />2.1H 1V TO 1.8H.1V. <br />1/4" CRUSHER FINES <br />refer <br />• AY,LY 0 7 '��Y -t Y •t •-• ICI `II�1 <br />- Y- Y .- .�T •Y -•Y Y a Ariffrar F AA <br />• <br />EXISTING • OR TRENCH .;.;.;.;.;., . ; .;. . ;. ;.; .v;..:,- .. .•. <br />�' :' INTERCEPTOR TRENCH.%: •:•::• ❖: ❖: ❖:• :: ❖: ❖: ❖: ❖ :4 <br />M•11<44 <br />. ..........:' :: �4. •P.;D 0 "- 12 "0 SLOTTED <br />o.• ........... . .. . ..... .O.•J......,..••.. HDPE PIPE <br />EXISTING COARSE AGGREGATE <br />DRAINAGE BLANKET <br />COMPACTED <br />COLLUVIUM <br />COARSE AGGREGATE <br />CHIMNEY DRAIN <br />COARSE AGGREGATE DRAINAGE <br />BLANKET MATERIAL <br />DRAINAGE TRENCH. 3 FT MIN. DEPTH <br />W/ 16 "0 SLOTTED HDPE PIPE <br />SECTION REFERENCES (TYP) <br />SHEET SECTION IS CALLED -OUT 06 <br />( "F" DENOTES FIGURE) <br />SECTION IDENTIFIER (TYP.) <br />E <br />INSTALL CRUSHED ROCK <br />AGAINST EXISTING <br />:• DRAINAGE BLANKET <br />1 FGFNO <br />:: BEDROCK <br />(APPROXIMATE) <br />< .,>, DETAIL: TYPICAL INTERCEPTOR TRENCH DRAIN <br />NOT TO SCALE <br />SANDSTONE <br />SILTSTONE WITH <br />SANDSTONE AND <br />SHALE <br />COLLUVIUM <br />BEDROCK <br />(APPROXIMATE) <br />SHALE <br />CARBONACEOUS SHALE <br />COAL <br />CRUSHER FINES <br />DRAINAGE BLANKET <br />SECTION VIEW TITLE <br />CALL OUT <br />NO. <br />BY <br />CHK. <br />APP. <br />DATE <br />REVISION DESCRIPTION <br />I HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, <br />OR REPORT WAS PREPARED BY ME OR UNDER MY <br />DIRECT SUPERVISION AND THAT I AM A DULY <br />LICENSED PROFESSIONAL ENGINEER UNDER THE <br />LAWS OF THE STATE OF COLORADO <br />SIGNATURE <br />PRINTED NAME <br />DATE REG NO <br />CLIENT <br />BID <br />CONSTRUCTION <br />RECORD <br />RELEASED <br />TO /FOR <br />A B C 0 1 2 3 <br />DATE RELEASED <br />BARR <br />Corporate Headquarters <br />M nneopolis, M,nnesoto <br />Ph• 1 -800- 632 -2277 <br />Protect Office <br />BARR ENGINEERING CO. <br />4700 WEST 77TH STREET <br />MINNEAPOLIS, MN. <br />55435 -4803 <br />Ph 1- 800 - 632 -2277 <br />Fax (952) 832 -2601 <br />www bar, tarn <br />Scale <br />Date <br />Drown <br />Checked <br />Designed <br />Approved <br />AS SHOWN <br />03/19/12 <br />MRP <br />MOUNTAIN COAL COMPANY, L.L.C. <br />SOMERSET, COLORADO <br />HAUL ROAD LANDSLIDE REMEDIATION <br />WEST ELK MINE <br />TYPICAL REPAIR SECTIONS <br />BARR PROJECT No. <br />06/26 - 1003.08 <br />CLIENT PROJECT No. <br />DWG No REV. No <br />FIGURE 5 A <br />■■ ■■■■ <br />■■ <br />■ <br />■ <br />■■■■ <br />■ <br />■ <br />�_ <br />n <br />ORIGINAL GROUND <br />FINISHED <br />SURVEYED <br />GROUND <br />/ 10 <br />APPROXIMATE <br />HR -1 <br />l�EINF <br />NI E <br />Iii■ �M aa ° e_ ■ _ <br />■ m <br />� <br />TSTONE <br />/MUDSTONE <br />COMPACTED <br />,� ■ a s <br />RENCH <br />WITH <br />ME <br />■ <br />■ <br />■ <br />■. <br />: l !u uur 0 = <br />■ <br />EN <br />NINININI <br />■. ■ .!� <br />BLANKET SEE <br />�lJ <br />_ - <br />• <br />INCLINOMETER <br />VIBRATING <br />1 I I 11 1 •: za IIII11141 ' <br />- � - IICCIIIIIw_ <br />I 1 I' 11 ?> I iI4I I 1 <br />I�IgIIlls !4i ail l <br />EM rialli <br />11111 EMU ig <br />111D g• Mrii <br />( AP PR O XI MATE <br />;W <br />WITH <br />WIRE <br />PIEZIMETER., <br />�i$� <br />��as <br />mai <br />■ER <br />rw; <br />�•• • - - - -- <br />■ <br />� �J <br />DRAINAGE <br />IIII I11 <br />L IIdIC4 �WIII'I' <br />__ IiIIIIf,IIr, 1 <br />NACEOUS <br />SHALE % <br />I iii iiiii I NI U¢ <br />it '. x 1 <br />/� <br />, � <br />VIE <br />EalCOAI <br />- <br />1113 - <br />6360 <br />6340 <br />6320 <br />6300 <br />6280 <br />6260 <br />6240 <br />6160 <br />6140 <br />0 +00 0 +20 <br />INTERCEPTOR TRENCH <br />DRAIN. SEE . <br />0 +40 0 +60 0 +80 1 +00 1 +20 1 +40 1 +60 1 +80 2 +00 2 +20 2 +40 2 +60 2 +80 3 +00 3 +20 <br />BEDROCK SURFACE, <br />NOT DEFINED <br />ORIGINAL GROUND - \ _. <br />i <br />--- <br />--- <br />i <br />APPROXIMATE SURVEYED <br />I-R -1 FINISHED GROUND <br />14 <br />VARIES (SEE FIGURE F -4) <br />SECTION: TYPICAL SUDE REPAIR <br />1( <br />/ COMPACTED <br />COLLUVIUM <br />NOTE. NARROWER PORTIONS OF THE DRAINAGE BLANKET <br />WERE INCREASED TO A DEPTH OF 6 FT MIN. <br />DRAINAGE TRENCH. <br />COARSE AGGREGATE J '- SILTSTONE /MUDSTONE <br />DRAINAGE BLANKET MATERIAL BEDROCK BENCH <br />22 <i> DETAIL: TYPICAL FILTER BLANKET - EAST SUDE <br />NOT TO SCALE <br />3 FT MIN. DEPTH <br />3 +40 3 +60 <br />COARSE AGGREGATE <br />CHIMNEY DRAIN <br />3 +80 4 +00 <br />BEDROCK <br />(APPROXIMATE) <br />4 +20 <br />6360 <br />6340 <br />6320 <br />6300 <br />6280 <br />6260 <br />6240 <br />6220 <br />6200 <br />6180 <br />6160 <br />6140 <br />•� EL VARIES <br />(EL 6210 MIN. FOR EAST SLIDE) <br />COMPACTED <br />COLLUVIUM <br />BEDROCK LEDGE / <br />(APPROXIMATE) <br />ORIGINAL GROUND <br />VARIES, SEE <br />NOTE 2. <br />1 � <br />In <br />10 "0 SLOTTED HDPE PIPE <br />1 ELEVATION VARIES <br />ELEVATION VARIES <br />APPROXIMATE SURVEYED <br />HR -1 FINISHED GROUND <br />BEDROCK LEDGE <br />(APPROXIMATE) <br />COARSE AGGREGATE <br />DRAINAGE MATERIAL <br />O DETAIL: UPPER DRAINAGE PIPE <br />NOT TO SCALE <br />/ <br />/ <br />/ <br />/ <br />VARIES, SEE NOTE 1 <br />/ <br />/ <br />COMPACTED <br />COLLUVIUM <br />® SECTION: TYPICAL FILTER BLANKET - WEST SUDE <br />NOT TO SCALE <br />NOTE. 1. SLOPE OF BEDROCK FACE AND CHIMNEY <br />DRAIN VARIES FROM 1H.1V TO NEARLY <br />VERTICAL ALONG LENGTH OF REPAIR. <br />2. SURFACE SLOPE IN THE VICINITY OF THE <br />CROSS- SECTION VARIES FROM APPROX <br />2.1H 1V TO 1.8H.1V. <br />1/4" CRUSHER FINES <br />refer <br />• AY,LY 0 7 '��Y -t Y •t •-• ICI `II�1 <br />- Y- Y .- .�T •Y -•Y Y a Ariffrar F AA <br />• <br />EXISTING • OR TRENCH .;.;.;.;.;., . ; .;. . ;. ;.; .v;..:,- .. .•. <br />�' :' INTERCEPTOR TRENCH.%: •:•::• ❖: ❖: ❖:• :: ❖: ❖: ❖: ❖ :4 <br />M•11<44 <br />. ..........:' :: �4. •P.;D 0 "- 12 "0 SLOTTED <br />o.• ........... . .. . ..... .O.•J......,..••.. HDPE PIPE <br />EXISTING COARSE AGGREGATE <br />DRAINAGE BLANKET <br />COMPACTED <br />COLLUVIUM <br />COARSE AGGREGATE <br />CHIMNEY DRAIN <br />COARSE AGGREGATE DRAINAGE <br />BLANKET MATERIAL <br />DRAINAGE TRENCH. 3 FT MIN. DEPTH <br />W/ 16 "0 SLOTTED HDPE PIPE <br />SECTION REFERENCES (TYP) <br />SHEET SECTION IS CALLED -OUT 06 <br />( "F" DENOTES FIGURE) <br />SECTION IDENTIFIER (TYP.) <br />E <br />INSTALL CRUSHED ROCK <br />AGAINST EXISTING <br />:• DRAINAGE BLANKET <br />1 FGFNO <br />:: BEDROCK <br />(APPROXIMATE) <br />< .,>, DETAIL: TYPICAL INTERCEPTOR TRENCH DRAIN <br />NOT TO SCALE <br />SANDSTONE <br />SILTSTONE WITH <br />SANDSTONE AND <br />SHALE <br />COLLUVIUM <br />BEDROCK <br />(APPROXIMATE) <br />SHALE <br />CARBONACEOUS SHALE <br />COAL <br />CRUSHER FINES <br />DRAINAGE BLANKET <br />SECTION VIEW TITLE <br />CALL OUT <br />NO. <br />BY <br />CHK. <br />APP. <br />DATE <br />REVISION DESCRIPTION <br />I HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, <br />OR REPORT WAS PREPARED BY ME OR UNDER MY <br />DIRECT SUPERVISION AND THAT I AM A DULY <br />LICENSED PROFESSIONAL ENGINEER UNDER THE <br />LAWS OF THE STATE OF COLORADO <br />SIGNATURE <br />PRINTED NAME <br />DATE REG NO <br />CLIENT <br />BID <br />CONSTRUCTION <br />RECORD <br />RELEASED <br />TO /FOR <br />A B C 0 1 2 3 <br />DATE RELEASED <br />BARR <br />Corporate Headquarters <br />M nneopolis, M,nnesoto <br />Ph• 1 -800- 632 -2277 <br />Protect Office <br />BARR ENGINEERING CO. <br />4700 WEST 77TH STREET <br />MINNEAPOLIS, MN. <br />55435 -4803 <br />Ph 1- 800 - 632 -2277 <br />Fax (952) 832 -2601 <br />www bar, tarn <br />Scale <br />Date <br />Drown <br />Checked <br />Designed <br />Approved <br />AS SHOWN <br />03/19/12 <br />MRP <br />MOUNTAIN COAL COMPANY, L.L.C. <br />SOMERSET, COLORADO <br />HAUL ROAD LANDSLIDE REMEDIATION <br />WEST ELK MINE <br />TYPICAL REPAIR SECTIONS <br />BARR PROJECT No. <br />06/26 - 1003.08 <br />CLIENT PROJECT No. <br />DWG No REV. No <br />FIGURE 5 A <br />