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EXCAVATION AND FILL NOTES: <br />1. ON -SITE MATERIAL SHALL BE ALLOWED AS BACKFILL <br />2. FILL SHALL BE PLACED IN LOOSE LIFTS NOT TO EXCEED 8 INCHES AND COMPACTED AS <br />SPECIFIED BY THE ENGINEER <br />3. VEGETATION AND TOPSOIL SHALL BE REMOVED FROM EXISTING SLOPES PRIOR TO FILL <br />PLACEMENT <br />4. EXISTING SLOPES SHALL BE BENCHED. THE BENCH SHALL BE SUFFICIENT WIDTH TO ALLOW <br />THE COMPACTION EQUIPMENT TO PASS OVER THE BOUNDARY BETWEEN THE NEW AND <br />EXISTING SURFACE <br />5. PRIOR TO CONSTRUCTING A NEW FILL ADJACENT TO AN EXISTING FILL SLOPE, ALL LOOSE <br />EARTH SHALL BE REMOVED FROM THE EXISTING SLOPE UNTIL A COMPACTED SURFACE HAS <br />BEEN EXPOSED <br />6. ALL EXCAVATIONS SHALL CONFORM TO APPLICABLE SAFETY REGULATIONS <br />7. SOILS THAT WILL NOT REMAIN STABLE AT A 1:1 H:V SIDE SLOPE ARE NOT SUITABLE FOR <br />SMARTDITCH CHANNEL SECTION INSTALLATION <br />8. INSTALLATION OF SMARTDITCH SHALL ADHERE TO MANUFACTURERS SPECIFICATIONS <br />CONCRETE NOTES: <br />1. CONCRETE <br />A. PROVIDE ALL NECESSARY LABOR, MATERIALS, AND OPERATIONS FOR PLACING, AND <br />FINISHING OF THE CONCRETE <br />B. ALL STRUCTURAL CONCRETE SHALL DEVELOP A MINIMUM COMPRESSIVE STRENGTH OF 3000 <br />PSI IN 28 DAYS. STRUCTURAL CONCRETE SHALL CONFORM TO THE REQUIREMENTS AND <br />SPECIFICATIONS PER AC1318-11 SPECIFICATIONS FOR STRUCTURAL CONCRETE OF BUILDINGS <br />C. WATER CEMENT RATIO SHALL NOT EXCEED 0.45 <br />D. ALL CONCRETE EXPOSED TO THE WEATHER SHALL BE AIR -ENTRAINED AT 6 PERCENT (+/- 1.5 <br />PERCENT) <br />E. CONCRETE SHALL NOT BE PLACED UNTIL ALL REINFORCING BARS, DOWELS, ANCHOR BOLTS, <br />PIPE SLEEVES, OR ANY OTHER EMBEDDED ITEMS HAVE BEEN PLACED OR SECURED <br />F. CURING - CONCRETE SHALL BE MOIST CURED BY MISTING OR SPRINKLING OR WITH CURING <br />COMPOUND AND THE SURFACE TEMPERATURE OF THE CONCRETE SHALL BE MAINTAINED <br />ABOVE 500 F FOR A MINIMUM OF 5 DAYS <br />2. CONCRETE REINFORCING <br />A. ALL BARS SHALL BE GRADE 60 (YIELD STRENGTH = 60 KSI) CONFORMING TO ASTM 615 OR <br />A706, UNLESS NOTED OTHERWISE <br />B. REINFORCING BARS SHALL NOT BE RE -BENT OR STRAIGHTENED IN THE FIELD IN A MANNER <br />THAT MAY WEAKEN OR DAMAGE THE STEEL. REINFORCING BARS ARE TO BE CLEAN OF RUST, <br />SCALING, MUD, SOIL, FORM OIL, OR ANY DELETERIOUS MATERIAL <br />C. ALL BAR SPLICES PER THE FOLLOWING TABLE, UNLESS NOTED OTHERWISE, AND SHALL BE <br />STAGGERED <br />REINFORCEMENT <br />SPLICE LENGTH <br />BAR SIZE <br />SPLICE LENGTH <br />#4 <br />20" <br />#5 <br />26„ <br />#6 <br />30" <br />#7 <br />48" <br />CONCRETE DESIGN STRENGH = 3000 PSI (MIN) <br />D. THE FOLLOWING CLEARANCES SHALL BE USED PER CONDITIONS: <br />D.A. CONCRETE PLACED AGAINST EARTH 3 INCHES <br />D.1. CONCRETE PLACED IN FORMS AND EXPOSED TO THE WEATHER OR EARTH: <br />DA .A. IF BARS ARE LARGER THAN #5 BARS 2 INCHES <br />DA .B. IF BARS ARE SMALLER THAN #5 BARS 1-1/2 INCHES <br />E. ONLY REINFORCEMENT SPECIFICALLY IDENTIFIED AS WELDABLE MAY BE WELDED. ALL <br />WELDING OF REINFORCING BARS SHALL BE PERFORMED IN STRICT COMPLIANCE WITH THE <br />STRUCTURAL WELDING CODE FOR REINFORCING STEEL, ANSI/AWS D.1.4. <br />LEGEND <br />PERMIT BOUNDARY <br />SMARTDITCH PROFILE <br />CONCRETE <br />ROCK <br />RALSTON CREEK <br />TYPICAL TRAPEZOIDAL SMARTDITCH SECTION DETAIL <br />PER SMARTDITCH TECHNICAL MANUAL <br />(SEE MANUAL FOR DETAILS) <br />'.Aq# r <br />1�.da.► <br />• ! �r�♦•ii�j f <br />24" (010mi+) TRAPEZOIDAL SMARTDITCH TYP31CAL S 1 C T i01',�~' TXL <br />.... • !s` f. .t.. <br />SC;REWS WV WASHER , ATTACH THE <br />W046 gwamr RW <br />O0 �� C ENS <br />o <br />��SSIONP�"� <br />DISCLAIMER TEXT: NORTH WASTE ROCK PILE DIVERSION PIPE - NOTES SHEET 2 <br />THIS DRAWING HAS BEEN PREPARED FOR THE USE OF ALEXC❑ WATER AND HP STORM TRENCHING DETAIL <br />ENVIRONMENT INC,- S CLIENT, COLOR ADO LEGACY LAND, LLC AND MAY NOT BE USED, SCHWARTZWALDER MINE, <br />REPRODUCED OR RELIED UPON BY THIRD PARTIES EXCEPT AS AGREED BY ALEXC❑ ALF.XCO <br />GOLDEN COLORADO <br />8-5-2019 For DRMS Review D Ew COLORADo LEGACY LAND WATER AND ENVIRONMENT INC, AND COLORAD❑ LEGACY LAND, LLC AS REQUIRED BY WATER TECHNICAL REVISION #28 <br />6-10-2019 For DRMS Review C Ew -- LAW OR FOR USE DE GOVERNMENTAL REVIEW AGENCIES, ALEXC❑ WATER AND <br />ENV1R0NMF.NT MINE LAND RECLAMATION PERMIT M-1977-300 <br />5-22-2019 For DRMS Review B Ew -- ENVIRONMENT INC, ACCEPTS NO RESPONSIBILITY, AND DENIES ANY LIABILITY <br />-23-2019 Draft for internal review A Ew -- WHATSOEVER, TO ANY PARTY THAT MODIFIES THIS DRAWING WITHOUT ALEXC❑ WATER REVISION: D 8-5-19 PROJECT No.: SCHWARTZ. <br />o r e e AND ENVIRONMENT'S EXPRESS WRITTEN CONSENT <br />DATE ISSUE/REVISION No. DRW. APP. DRAWN BY: EW DESIGNED BY: SL REVIEWED BY: SL <br />