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1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />i <br />1 <br />1 <br />1 <br />e <br />L <br />PROPOSED <br />DISTURBANCE <br />AREA BOUNDARY <br />ZQ <br />AS <br />\ <br />l \ <br />aj A <br />Q \ <br />Ilk <br />??i \\\1 /?(IIIIII <br />1 <br />1 <br />r <br />r <br />r <br />1 / <br />t <br />! <br />rah ' r <br />O? r <br />r I <br />r <br />r <br />r <br />r <br />/q?qQ r 'r <br />RI I <br /> <br />t \ <br />r <br />a? <br />/o? !J <br />t <br /> <br /> \ PROPOSED PERMIT <br /> AREA BOUNDARY <br />Q <br /> <br /> <br /> <br />\ \ <br />\\ \\ 18-in. <br />CULVERT <br /> \ <br /> <br />I <br /> <br /> <br /> l <br /> <br /> <br /> 1 <br />d <br /> <br /> <br />42 <br />Silt <br />9K° ence <br />?'{ <br /> <br />?0 \ <br />1 <br />\ <br />C ? 1 <br /> <br /> <br /> <br /> <br /> OQy^ <br /> Cli\ <br />III 1\1?1 CUL <br />JI ` ? CULVERT <br />t/ J <br />REVEGETATION <br />AREA <br />(BORROW AREA) <br />! STORMWATER <br />LEGEND RETENTION <br />--9410- STORMWATER POND <br />ASSUMED EXISTING GRADE CONTOURS DIVERSION <br />R <br />-._9410" EXISTING GRADE CONTOURS <br />SCALE IN FEET <br />-9410- PROPOSED REGRADE CONTOURS o <br />POST EXCAVATION BORROW AREA <br />GENERAL NOTES: <br />1. THE CONTRACTOR SHALL NOT CHANGE OR DEVIATE FROM THE PLANS WITHOUT FIRST OBTAINING WRITTEN APPROVAL FROM THE OWNER <br />AND ENGINEER. 1 <br />2. THE CONTRACTOR SHALL BE RESPONSIBLE FOR JOB SITE SAFETY OF HIS OWN PERSONNEL, ALL VISITORS AND THE GENERAL PUBLIC. <br />3. THE CONTRACTOR SHALL BE RESPONSIBLE TO REPAIR ALL DISTURBED AREAS, FENCING, ROADWAYS OR OTHER STRUCTURES DAMAGED <br />DURING CONSTRUCTION ACTIVITIES TO EQUAL OR BETTER CONDITION. <br />4. THE CONTRACTOR SHALL REMOVE ALL DEBRIS RESULTING FROM WORK TO AN APPROVED D MP SITE. <br />5. THE VEGETATION SHALL STABILIZE THE SITE AND SUPPORT THE PLANNED POST-DISTURBAN E LAND USE, PROVIDE NATURAL PLANT <br />COMMUNITY SUCCESSION AND DEVELOPMENT, AND BE CAPABLE OF RENEWING ITSELF. <br />6. THE SITE HAS BEEN PREVIOUSLY USED AND THERE IS NO EXISTING VEGETATION ON THE SITE. THE EXISTING SOIL IS COMPRISED OF <br />WEATHERED SHALE AND CLAY. <br />7. ELIMINATE ANY NOXIOUS WEEDS ON THE GARFIELD COUNTY WEED LIST WITH A NON-SELEC IVE HERBICIDE PRIOR TO SEED BED <br />PREPARATION. <br />I <br />8. PREPARE DISTURBED AREA, INCLUDING THE BENCH, FOR SEEDING BY MAKING INDENTS IN THE SOIL, WITH TRACK MACHINERY, WHICH ARE <br />PERPENDICULAR TO THE SLOPE OF THE DISTURBED AREA. <br />9. SEED TO BE BROADCAST AT THE RATE OF 10.5 PLS LB/AC 114"-112" DEPTH. <br />10. SEEDING WILL BE DONE DURING THE FIRST FAVORABLE SEEDING SEASON IMMEDIATELY FOLLOWING SEED BED PREPARATION. BASED ON <br />RECOMMENDATION OF THE NRCS, IT IS ANTICIPATED THAT SEEDING WILL BE DONE BETWEE 1 OCTOBER 15 AND APRIL 30TH, UNLESS <br />WEATHER CONDITIONS REQUIRE SEEDING OUTSIDE THESE MONTHS. <br />11. APPLY EROSION CONTROL BLANKET AND STAKE PER MANUFACTURERS SPECIFICATIONS ON THE 1.2:1 SLOPE. COVER SEED TO 1/4"-1/2' <br />DEPTH AND APPLY CERTIFIED WEED FREE STRAW WITH TACKIFER OR CRIMP DISK WITHIN RE CLAMED BORROW PIT AREA. <br />12. INTEGRATED WEED MANAGEMENT (IWM) METHODS SHALL BE EMPLOYED FOR ALL NOXIOUS WEED SPECIES ON THE GARFIELD COUNTY <br />LIST. METHODS SHALL BE USED WHENEVER THE INHABITATION OF THE RECLAIMED AREA BY NOXIOUS WEEDS THREATEN NEARBY AREAS. <br />SEED RECOMMENDATIONS: <br /> <br />SPECIES VARIETY (TABLE 6: <br />PMTN 59) PLS/AC TO <br />USE (100%) ova IN MIX RATE (PLS <br />LB/AC) ACRES TO BE <br />SEEDED TOTAL PLS <br />LBS <br />BOTTLEBRUSHSQUIRRELTAIL 9.0 10 10.9 0.54 0.48 <br />INTERMEDIATE <br />WHEATGRASS <br />RUSH <br />15.0 <br />20 <br />3.0 <br />0.54 <br />1.62 <br />SLENDER WHEATGRASS SAN LUIS 11.0 25 I2.8 0.54 1.50 <br />RUSSIAN WILDRYE BOZOISKY 10.0 10 1.0 0.54 0.54 <br />SIBERIAN WHEATGRASS P27 11.0 15 1.7 0.54 0.92 <br />INDIAN RICEGRASS PALOMA 10.0 10 1.D 0.54 0.54 <br />BIG BLUEGRASS SHERMAN 2.0 10 I0.2 <br />I 0.54 0.11 <br />TOTALS 68.0 100.0 110.5 0.54 5.67 <br />PLS = PURE LIVE SEED <br />SEED MIX PROVIDED BY NATURAL RESOURCES CONSERVATION SERVICE OF GARFIELD COUNTY. <br />1. SET POSTS. <br />70' <br />^?x <br />3. ATTACH FILTER MATERIAL TO POSTS OR <br />INSERT SEWN POCKETS OVER POSTS AND <br />EXTEND IT INTO THE TRENCH. <br /> <br />2. EXCAVATE A 4"x4' TRENCH UPSLOPE ALONG THE <br />LINE OF UPRIGHTS. <br />4 <br />4. FINISHED SECTION <br />WOODEN OR FILTER FABRIC, ATTACH <br />STEEL FENCE APPROX. 4"x4"TRENCH <br />POSTS RUNOFF <br />z 1 y <br />2 " <br />SILT FENCE <br />NOT TO SCALE <br />2 <br />u <br />W <br /> <br /> <br />W <br /> <br /> <br /> <br /> IL <br /> g <br /> <br />W J <br />n.. m <br />F.. Z d m <br /> c_ <br />U2co <br />W L-?L <br /> <br />2 c <br />E? <br />x <br />o? <br />W U ?a <br /> W <br />Am <br /> _ <br />?ma <br /> F <br />m i a <br /> ? <br /> <br />C a <br /> m K <br /> E , <br /> m <br />O N W N <br />N Q N Q <br /> <br />C Z w I <br /> <br /> <br />u <br />z <br />? <br />n <br />n <br />PROJECT NO. <br />114-010413 <br />DATE <br />JULY 9, 2008 <br />SCALE <br />AS SHOWN <br />DRAWN BY <br />BAI / MAT / BG <br />CHECKED BY <br />GT/ME <br />REVISION <br />FILE NAME <br />114-010413 Ex E Fig 3 <br />c <br />s <br /> <br />-37743? °- <br />4, <br />/ oF?S <br />?ONAL <br />NOT VALID UNLE5S SIGNED <br />FIGURE N0. <br />3