Laserfiche WebLink
t� <br />p� <br />C'o <br />,0 LOFF qT <br />0 30 60 120 l../ NOTE: MAGENTA LINE DESIGNATES AREA REQUIRING <br />ADDITIONAL GRADING. OPERATOR SHALL REMOVE 5' <br />WIDTH (MIN.) TO A DEPTH REQUIRED TO PROVIDE 18" <br />DEPTH (MIN.) FROM WEST TOP —OF —BANK (ADJACENT <br />,SCALE. • 1 = 60' TO ONSITE AREAS). SEE X— SECTIONS 10 -5 AND <br />10 -6 (SHEET 3). TRANSITION GRADING TO END BY <br />SECTION 10 -4. <br />IPERMIT BOUNOARY� <br />m <br />Z Z U \ <br />O W� <br />o v EXISTING N <br />LAJ (7) DIVERSION DITCH <br />X ' <br />2 ° <br />/ 539p <br />R WAST7{ R9GI- <br />W ST01 AREA __.- 1✓ <br />NOPXI a <br />Ov <br />P RM\j B <br />"gaw 9 <br />r <br />/ ORE- STOCKpIL <br />AREA <br />PROPOSED / \ <br />CONTAINMENT BERM <br />(SEE GRADING PLAN <br />SHEET 5) <br />EXISTING STORMWATER <br />RETENTION POND 30 <br />/EXISTING DIVERSION DITCHES <br />0 <br />N � <br />p rypi <br />EXISTING STORMWATER <br />\ \\G RETENTION POND 20 <br />\ \ \`\ ROCKY OUTFALL SLOPE <br />FOR OFFSITE BASIN 20 <br />-�� (EXISTING OUTCROP) <br />xx <br />Dry � N <br />f,3 0 -_ <br />w <br />PORTAL <br />EXIS NG STRUCTURE <br />PORTAL <br />EXISTING <br />DEPRESSED AREA <br />AT PORTAL ENTRANCE <br />EXISTING STORMWATER <br />EXISTING SAFETY AND I <br />RETENTION POND 10 <br />EXISTING FUEL STORAG <br />CONTAINMENT BERM <br />" <br />ADDITIONAL GRADING SCHEMATIC <br />AND CONTAINMENT BERM <br />O <br />DE 1) <br />NOTE: CONTOOURS ON THIS DRWING <br />FOR OFFSITE BASIN 10 CHANNEL <br />ARE EXISTING. <br />SEE SHEET 5 <br />THROUGH 11 FOR PROPOSED GRADING. <br />REVISION ® RLC DATE 4/30/2013 <br />REVISION ® RLC DATE 6/14/2013 <br />DRAWN BY RLC DATE 8/7/2012 <br />DESIGNED BY PMO DATE 8/7/2012 <br />0 <br />O , Connor I&m Group Inc• <br />2W G Fkad <br />Grand Junction, Co. 81505 <br />SITE DRAINAGE & BMP's <br />DRAINAGE DESIGN PLAN <br />REVISION ®_ DATE <br />CHECKED BY PMO DATE 8/7/2012 <br />i <br />Phone: (970)241 -7125 <br />Fax: (970) 241-7852 <br />COTTER CORPORATION MINE SM -18 <br />SHEET 1 OF 11 <br />