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GRADING, DRAINAGE AND EROSION CONTROL NOTES <br />GRADING NOTES <br />1. CONTRACTOR SHALL FIELD VERIFY THE LOCATIONS AND ELEVATIONS OF EXISTING UTILITIES AND TOPOGRAPHIC <br />FEATURES PRIOR TO START OF SITE GRADING. THE CONTRACTOR SHALL IMMEDIATELY NOTIFY THE PROJECT <br />ENGINEER OF ANY DISCREPANCIES OR VARIATIONS. <br />2. SUITABLE GRADING MATERIAL SHALL CONSIST OF ALL SOIL ENCOUNTERED ON THE SITE WITH EXCEPTION OF <br />TOPSOIL DEBRIS. ORGANIC MATERIAL AND OTHER UNSTABLE MATERIAL. STOCKPILE TOPSOIL AND GRANULAR FILL <br />AT LOCATIONS DIRECTED BY CONTRACTOR. <br />3. SUBGRADE EXCAVATION SHALL BE BACKFILLED IMMEDIATELY AFTER EXCAVATION TO HELP OFFSET ANY STABILITY <br />PROBLEMS DUE TO WATER SEEPAGE OR STEEP SLOPES. WHEN PLACING NEW SURFACE MATERIAL ADJACENT TO <br />EXISTING PAVEMENT, THE EXCAVATION SHALL BE BACKFILLED PROMPTLY TO AVOID UNDERMINING OF THE <br />EXISTING PAVEMENT. <br />4. CONTRACTOR SHALL BE RESPONSIBLE FOR ALL HORIZONTAL AND VERTICAL CONTROL. <br />5. GRADES SHOWN ARE FINISHED GRADES, CONTRACTOR SHALL ROUGH GRADE TO SUBGRADE ELEVATION. <br />6. ALL EXCESS MATERIAL, BITUMINOUS SURFACING, CONCRETE ITEMS, ANY ABANDONED UTILITY ITEMS, AND OTHER <br />UNSTABLE MATERIALS SHALL BECOME THE PROPERTY OF THE CONTRACTOR AND SHALL BE DISPOSED OFF THE <br />CONSTRUCTION SITE. <br />8. COMPLETION OF SITE GRADING OPERATIONS SHALL RESULT IN ALL AREAS BEING GRADED TO 'PLAN SUBGRADE <br />ELEVATION'. THE PARKING LOT AND DRIVEWAY AREAS SHALL BE DETERMINED BY REFERRING TO THE SITE PLAN <br />AND PAVEMENT SECTION DETAILS FOR LOCATION AND LIMITS OF BITUMINOUS PAVEMENT SECTIONS. <br />9. THE MINIMUM GRADED SLOPE FROM EDGE OF BUILDING SHALL BE 6 INCHES IN 10 FEET. <br />10. FINISHED GROUND AND SOD ELEVATION ADJACENT TO BUILDING SHALL BE 6" BELOW FLOOR ELEVATION. SLOPE <br />GROUND AWAY FROM BUILDING A MINIMUM OF 6" IN 10 FEET BEYOND 10 FEET REFER TO PLAN GRADES. <br />11. CONTRACTOR IS RESPONSIBLE FOR GRADING AND SLOPING THE FINISHED GROUND SURFACE TO PROVIDE <br />SMOOTH & UNIFORM SLOPES. WHICH PROVIDE POSITIVE DRAINAGE AWAY FROM BUILDINGS AND PREVENT <br />PONDING IN LOWER AREAS. CONTACT ENGINEER IF FIELD ADJUSTMENTS TO GRADING PLANS ARE REQUIRED. <br />12. CONTRACTOR SHALL REMOVE ONLY THOSE TREES MARKED IN THE FIELD VERIFY WITH ENGINEER PRIOR TO <br />REMOVAL. <br />13. ALL GRADING SHALL BE ACCORDING TO MnDOT 2105. <br />14. EXISTING CURB CUTS SHALL BE REMOVED AND REPLACED WITH CURB AND GUTTER PER CITY STANDARD DETAILS <br />( AND SPECIFICATIONS) . <br />GRADING. TURF ESTABLISHMENT & <br />EROSION CONTROL SPECIFICATIONS <br />TURF ESTABLISHMENT <br />ALL TURF ESTABLISHMENT SHALL BE ACCORDING TO MnDOT 2575 AND SHALL TAKE PLACE WITHIN 14 DAYS OF THE COMPLETED GRADING <br />OPERATION. <br />TOPSOIL <br />CONTRACTOR SHALL STRIP, STOCKPILE AND RE -SPREAD SUFFICIENT TOPSOIL TO PROVIDE A MINIMUM 4 INCH DEPTH (COMPACTED) TO ALL <br />DISTURBED AREAS, TO BE SODDED OR SEEDED. (FOR TOPSOIL REQUIREMENTS SEE DETAIL ERO-6 ON SHEET C14.) <br />SOD <br />SOD SHALL BE ACCORDING TO MnDOT 3878. <br />SEEDING <br />AREAS IN BUFFERS AND ADJACENT TO OR IN WET AREAS MnDOT SEED MIX 33-261 (STORMWATER POND) AT 35 LBS PER ACRE. <br />DRY AREAS MnDOT SEED MIX 35-221 (DRY PRAIRIE GENERAL) AT 40 LBS PER ACRE. <br />MAINTENANCE SHALL BE IN ACCORDANCE TO THE MnDOT SEEDING MANUAL. <br />MULCHING <br />APPLY UNIFORM COVERING OF EROSION CONTROL BLANKET SUCH IS RAMY TURF FUTERRA. <br />FERTILIZER <br />TYPE 20-0-10 AT 400# PER ACRE. <br />GRADING <br />ALL GRADING SHALL BE ACCORDING TO MnDOT 2105. <br />ENGINEERING DESIGN & SURVEYING <br />6480 Wayzata Blvd. Minneapolis, MN 55426 <br />OFFICE: 1763) 545-2800 FAX: (763) 545-2801 <br />EMAIL: info@edsmn.com WEBSITE: http://edsmn.com <br />I HEREBY CERTIFY THAT THIS PLAN WAS PREPARED BY ME OR UNDER MY DIRECT SUPERVISION, AND <br />THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF <br />MINNESOTA. <br />VLADIMIR SIVRIVER P.E.. NO. 25105 <br />DATED 12/31/2024 <br />SEDIMENT & EROSION CONTROL NOTES <br />1. CONTRACTOR IS RESPONSIBLE FOR THE CLEANLINESS OF THE SITE AND THE MAINTENANCE OF <br />THE EROSION AND SEDIMENT CONTROLS. <br />2. THE STREET WILL BE SWEPT CLEAN BEFORE THE END OF EACH DAY OF ACTIVE CONSTRUCTION, <br />WHEN SEDIMENT IS TRACKED INTO THE STREET. <br />3. AREAS WITH SLOPES GREATER THAN 3 TO 1 AND AREAS NEXT TO WETLANDS/WATERBODIES <br />GRADED OR EXPOSED DURING CONSTRUCTION SHALL BE PROTECTED WITH TEMPORARY <br />VEGETATION, MULCHING, OR OTHER MEANS AS SOON AS PRACTICAL. <br />4. ALL EXPOSED SOIL AREAS WILL BE STABILIZED AS SOON AS PRACTICAL. UNWORKED SOILS THAT <br />REMAIN EXPOSED AND NOT IN USE FOR LONGER THAN 7 DAYS WILL BE COVERED WITH <br />TEMPORARY SEED (GRASS, OATS, OR WHEAT). <br />5. NO CONCRETE WASHOUT SHALL OCCUR ON SITE UNLESS IT IS DONE WITH AN APPROVED <br />MINNESOTA POLLUTION CONTROL AGENCY (MPCA) DEVICE OR STANDARD. <br />6. STOCKPILES SHALL BE SURROUNDED WITH ADEQUATE PERIMETER CONTROL TO PREVENT <br />SEDIMENTATION AND EROSION. <br />7. INLET PROTECTION FOR ALL STORM SEWER INLETS DOWNSTREAM OF THE SITE WITHIN ONE <br />BLOCK OR AS DIRECTED BY THE CITY. <br />8. SITE SHALL BE KEPT CLEAN AT ALL TIMES AND REFUSE PROPERLY CONTROLLED. <br />9. TEMPORARY PUMPING SHALL NOT BE PERMITTED WITHOUT THE USE OF AN APPROVED <br />MINNESOTA POLLUTION CONTROL AGENCY (MPCA) DEVICE OR STANDARD. <br />10. SOIL COMPACTION SHALL BE MINIMIZED; AREAS OF COMPACTED SOIL WILL BE REMOVED OR <br />LOOSENED VIA TILLING TO A DEPTH OF NO LESS THAN 6-INCHES. <br />11. THE CONTRACTOR SHALL INSPECT ON A WEEKLY BASIS AND AFTER ANY RAINFALL GREATER <br />THAN 1" ALL EROSION CONTROL DEVICES AND MAKE ANY REPAIRS IMMEDIATELY. AN INSPECTION <br />LOG SHALL BE KEPT ON SITE DETAILING THESE INSPECTIONS AND REPAIRS PERFORMED. <br />GENERAL NOTES <br />1. SEE SWMP NOTES ON SHEET C10 FOR FURTHER SWMP REQUIREMENTS, IN CASE OF CONFLICT <br />BETWEEN THIS PLAN AND SWMP NOTES, THE SWMP NOTES SHALL OVERRULE. <br />2. ALL EROSION CONTROL MEASURES MUST BE INSTALLED AT THE INITIAL STAGES OF <br />CONSTRUCTION AND MAINTAINED UNTIL ALL AREAS ALTERED HAVE BEEN RESTORED. <br />3. ALL REAR YARD AREAS OF LOTS AT SETBACK LINE ARE TO BE MULCHED AND SEEDED WITHIN 7 <br />DAYS OF GRADING BY GRADING CONTRACTOR. ALL AREAS BETWEEN THE CURB AND SETBACK <br />LINE ARE TO BE MULCHED AND SEEDED WITHIN 7 DAYS OF PRIVATE UTILITY INSTALLATION BY <br />THE UTILITY CONTRACTOR. <br />4. STREET SWEEPING MUST BE UNDERTAKEN ON AN AS -NEEDED BASIS. <br />5. PERFORM SEEDING FOR FINAL STABILIZATION OF DISTURBED AREA AS FOLLOWS: <br />a. REPLACE TOPSOIL TO PROVIDE A UNIFORM THICKNESS. LOOSEN TOPSOIL TO MINIMUM <br />DEPTH OF 3". <br />b. APPLY COMMERCIAL GRADE SLOW RELEASE FERTILIZER PER 1,000 SQUARE FEET. <br />c. INCORPORATE FERTILIZER INTO SOIL BY USE OF HARROW OR <br />OTHER MEANS TO PLACE FERTILIZER BELOW GROUND LEVEL. <br />GRADING, DRAINAGE AND EROSION CONTROL NOTES FIELD WORK DATE: 09/26/2023 DRAWN BY: IS PROJECT NO.: 23-146 <br />LOCATION: 15861 JARVIS STREET NORTHWEST <br />RAMSEY, MN 55330 <br />FIELD BOOK NO.: EDS-15 CHECKED BY: VS SHEET NO. C8 <br />