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CLASS 2 RIPRAP <br />0 <br />INV. ELEV. 7136.5 <br />m <br />INSTALL COLLAR WITH <br />CORRUGATIONS VERTICAL <br />:OLLAR TO BE OF SAME GAGE AS <br />FHE PIPE WITH WHICH IT IS USED. <br />e <br />�2 '.x 2�t SLOTTED HORIZONTAL HOLES FOR 3/8" <br />lIAMETER BOLTS. <br />/2 '.x2 °SLOTTED VERTICAL HOLES <br />'OR 3/8 °DIAMETER BOLTS, <br />:ONTIN000S WELD BOTH SIDES <br />ELEVATION OF UNASSEMBLED COLLAR <br />0 <br />S =.OIE <br />ANTISEEP <br />COLLARS <br />DIA. CMP <br />29t- 6r <br />SCALE I�� = I -0 <br />SPILLWAY SECTION <br />SCALE 1�� =5� -O� <br />CLASS I RIPRAP SIZE <br />APPROX. WT <br />lbs. <br />%OF TOTAL WT. LESS <br />THAN GIVEN WT. <br />APPROX. SIZEV <br />in. <br />60 <br />100 <br />101/2 <br />43 <br />85 <br />91/2 <br />32 <br />80 <br />B 1/2 <br />12 <br />50 <br />6 <br />2 <br />15 <br />3 <br />1/3 <br /><10 <br />2 <br />FLAIL ANCHOR BLOCK 2txl'x2� <br />7137 0 <br />21 MIN. <br />SECTION I B -Bf <br />SCALE I I -0' <br />T SPILLWAY CREST ELEV. 7138.4 <br />,� MAX. SEDIMENT ELEV. 7136.9 <br />INLET BLOCK 2x <br />WITH 12" DIA. CMP <br />NOTES: <br />VARIES <br />MAXIMUM HEIGHT 9.75' <br />WELD BOTH SIDES <br />CORRUGATED METAL SHEET <br />WELDED TO CENTER OF BAND. <br />\ GATE AND STEM GUIDE <br />FOR INSTALLATION INFORMATION AND DIMENSIONS <br />SEE WATERMAN 12" CANAL GATE MODEL C -20f <br />I. FILL MATERIAL SHALL BE FREE OF SOD,LARGE ROOTS AND ALL OTHER <br />VEGETABLE MATTER. <br />2. ALL EMBANKMENTS SHALL BE STARTED AT THE LOWEST POINT BROUGHT UP IN <br />Err LIFTS AND COMPACTED TO 95% MODIFIED PROCTOR. <br />3. SETTLING POND SHALL BE CLEANED WHEN THE ELEVATION OF THE <br />SEDIMENT IS 7135.1 <br />4. THE SAME SEED MIXTURES AND RATES USED FOR REVEGETATION WILL BE <br />USED TO STABILIZE EMBANKMENTS IMMEDIATELY AFTER CONSTRUCTION IS <br />COMPLETE. <br />5. ALL EMBANKMENTS WILL BE CONSTRUCTED 5 %OVER DESIGN HEIGHT TO <br />ALLOW FOR SETTLEMENT <br />6. INSPECT PONDS AS REQUIRED BY 30CFR 77.216 -3 FOR COMPLIENCE WITH 30CFR 77,216(a) <br />7. SEDIMENT POND SHALL REMAIN IN PLACE UNTIL REQUIREMENTS OF 30CFR 71714 a 717.20 <br />ARE MET. <br />8. FOLLOW MANUFACTURERS RECOMMENDATIONS FOR GATE INSTALLATION. <br />TYP <br />u <br />9 -0 <br />ELEV 71404 <br />I� I <br />I I <br />6� OR <br />TO ROCK <br />4 -0" <br />DIMENT POND EN <br />\..rte TYPICAL EXISTING <br />\ CONDITION <br />TOE OF� <br />SLOPE <br />DISTURBED AREA RUNOFF <br />7011 -Ott <br />GABION CONFIIGURATION <br />SCALE I "= 5� -0" <br />4 1% <br />SCARIFY SURFACE BEFORE <br />CONSTRUCTING KEYWAY <br />VT CROSS SECTION <br />SCALE 1�� =5 -C <br />II-011 2 <br />_ 1 DI <br />SCALE I � =5 - <br />ELEV 71384 <br />H <br />ELEV i <br />G <br />G <br />permit Number f /��— / %/��Q <br />class: qP "it /� (4 m C_ -- _ "..-"'.�--'� <br />Sec11 lE %hlblt'. _v �/7 <br />Class: ❑Revision -_ __ - �"_._._ -_ - -. <br />j Typwss'_._._.___.___ _._____._____.___ <br />-- rt ❑Hydro OGeneral <br />Class: ❑Repo __ - - - -- - - <br />pgppl cation (Coal only) O Bond ❑Enforcement ❑Inspection <br />NORTHERN COAL COMPANY <br />no.286- 2375date 8/2/79 <br />3Of31 <br />