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t <br />i <br />4"VE . <br />TYPICAL HAUL ROAD PLAN <br />i <br />DITCH /W <br />1.5:1 TO 10:1 SIDE SLOPES <br />NATURAL GROUND <br />CULVERT <br />11z' <br />I <br />I <br />I <br />I <br />I <br />I PO <br />I <br />I <br />I <br />I <br />I <br />_— _--- _____ —I CULVERT <br />t----- --- - - -- <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />1 <br />I <br />l� <br />TYPICAL FILL PLAN <br />WITH CULVERT <br />TYPICAL <br />WITH <br />WIDTH VARIES <br />CROSS SECITON <br />CULVERT <br />11AR"021 DERM TO 011 LARUST <br />VXCM= TRATRIDEG ROADWAY. 1AR= 110IneR&9 <br />WT as sueefrn»m <br />NATURAL GROUND <br />—CUT— <br />Al UL; 5�5 KUAD <br />TYPICAL SECTION <br />ORIGINAL GROUND <br />- -�- -- <br />ROADSIDE DITCH <br />VARIES IN SIZE <br />TYPICALLY 2:1 SLOPE. MAY VARY <br />Roams Ulm <br />VARIES IN sS <br />—FU,L— <br />WIDTH VARIES <br />HAUL ROAD <br />TYPICAL CUT SECTIOON <br />WIDTH VARIES <br />HAUL ROAD <br />TYPICAL FILL SECTION <br />WIDTH VARIES <br />ar P7.17-j1A <br />TYPICAL <br />TEMPORARY <br />LAR 1101 BERN TO Ill WtG33T <br />V1130C12 TRAVRIDEG RUMAY. IAI10R 90UEDRRs <br />WY BE sUB9lniniD <br />0 <br />SECTION <br />COUNTY ROAD <br />NOTE: <br />1) All areas under roads to be cleared of topsoil before grading. <br />All disturbed areas to be retopsoiled and seeded after <br />construction. <br />Procedures for installation of culverts: <br />a) A uniform blanket of loose material should cover the shaped <br />bedding to a depth sufficient to fill the corrugations. <br />b) Water in the ditch or foundation should be removed. <br />c) Poor foundation material should be replaced with suitable fill <br />to provide uniform continuous support. <br />d) Backfill should be placed in uniform well tamped 8 inch layers <br />on both aides of the structure. <br />e) Compaction to over 90% standard density is required or as <br />directed by the engineer. <br />2) Culverts and ditches must be maintained and cleared of <br />3) Trash racks to be installed when vegetation disturbance is <br />occuiing above the culvert (e.g. topsoil removal and mining). <br />American Association of State Highway Officials, Manuel for Rural <br />Highway Design, 1985. <br />American Iron k Steel Institute: Handbook of Steel Drainage and <br />Highway Construction Products; 1978. <br />Handbook of Hydraulics; 1978. <br />Procedures for Determining Peak flows in Colorado (Incorporates <br />technical release No. 55); 1977. <br />United States Department of Agriculture; Predicting Rainfall <br />Erosion Losses, A Guide to Conservation Planning; 1978. <br />United States Department of Interior Bureau of Reclamation <br />Design of Small Canal Structures, 1974. <br />Permit Number <br />class: ermit <br />Section/ xhiblt: <br />t..�._. <br />_ ._.__ <br />Class: O Revision <br />Type/Se4 <br />/�� <br />_. . _._._._._._._._._._._._._._._._ <br />'. D S <br />_ —_— <br />Class. O Report O Hydrp <br />Doc Type <br />0G neral <br />/��,[T <br />�` <br />DAppGr anon (Coal only) O Bood <br />` <br />O Enforcement O Inspection <br />ai'I <br />UIVISIUn Ct ;...,.... <br />.-- 6- 9CO <br />2.05.3 -2 <br />WESTERN FUM - COLORADO <br />A UMITED UABIUIY COMPANY <br />IV IV" HORIZON YINB <br />P.0 so. 428. NUCLA 00. 51424 <br />TYPICAL ROAD AND <br />D ETAI LS <br />Na: <br />DITCHES <br />ROSS L GUBNA, RE t C \DATA \A0AD \PE1IIAAlXr .12.0187 <br />