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<br />GRADING
<br />DRAINAGE AND EROSION
<br />CONTROL PLAN
<br />ST SCP
<br />F
<br />�2.000 1
<br />= 40
<br />EROSION CONTROL NOTES:
<br />APPROXIMATE DISTURBED
<br />1.
<br />ALL EROSION CONTROL FACILITIES SHALL BE INSTALLED PRIOR TO ANY SITE GRADING OPERATIONS. THE CITY
<br />10. ALL AREAS DISTURBED DURING CONSTRUCTION SHALL BE RESTORED AS SOON AS POSSIBLE. ANY AREAS
<br />AREA IS 13.21 ACRES
<br />ENGINEERING DEPARTMENT MUST BE NOTIFIED UPON COMPLETION OF THE INSTALLATION OF THE REQUIRED
<br />WHICH HAVE BEEN FINISHED GRADED OR AREAS THAT HAVE BEEN DISTURBED AND FOR WHICH GRADING OR SITE
<br />GRADING NOTES:
<br />EROSION CONTROL FACILITIES AND PRIOR TO ANY GRADING OPERATION BEING COMMENCED. THE CONTRACTOR
<br />BUILDING CONSTRUCTION OPERATIONS ARE NOT ACTIVELY UNDERWAY SHALL BE SEEDED AND MULCHED AS SET
<br />1. THE CONTRACTOR SHALL VISIT THE SITE, REVIEW ALL CONSTRUCTION DOCUMENTS AND FIELD VERIFY THE EXISTING CONDITIONS
<br />IS RESPONSIBLE TO SCHEDULE A PRE -CONSTRUCTION GRADING MEETING ON -SITE WITH THE CITY OF ELK RIVER
<br />FORTH IN THE FOLLOWING PARAGRAPHS WITHIN 7 DAYS:
<br />PRIOR TO BIDDING. NO ADDITIONAL COMPENSATION WILL BE GIVEN FOR WORK THAT COULD HAVE BEEN IDENTIFIED BY A SITE VISIT
<br />ENGINEERING DEPARTMENT, IF REQUESTED. IF DAMAGED OR REMOVED DURING CONSTRUCTION, ALL EROSION
<br />A. ALL SEEDED AREAS SHALL BE EITHER MULCHED AND DISC -ANCHORED OR COVERED BY FIBROUS BLANKETS
<br />OR CONSTRUCTION DOCUMENT REVIEW.
<br />CONTROL FACILITIES SHALL BE RESTORED AND IN PLACE AT THE END OF EACH DAY.
<br />TO PROTECT SEEDS AND LIMIT EROSION. TEMPORARY STRAW MULCH SHALL BE DISC -ANCHORED AND
<br />2. THE BACKGROUND INFORMATION WAS PREPARED BY SUNDE LAND SURVEYING. (952) 881-2455.
<br />KEYED NOTES
<br />2.
<br />ANY EROSION CONTROL FACILITIES DEEMED NECESSARY BY THE CITY OF ELK RIVER ENGINEERING DEPARTMENT;
<br />APPLIED AT A UNIFORM RATE OF NOT LESS THAN TWO TONS PER ACRE AND NOT LESS THAN 80%
<br />BEFORE, DURING OR AFTER THE GRADING ACTIVITIES, SHALL BE INSTALLED AT THEIR REQUEST.
<br />COVERAGE.
<br />3. IT IS THE CONTRACTOR'S RESPONSIBILITY TO ASCERTAIN THE LOCATION OF ALL EXISTING UTILITIES. THE CONTRACTOR SHALL VERIFY
<br />KEYED NOTES ARE DENOTED BY NO ON PLAN
<br />THE LOCATION, ELEVATION AND MARK ALL EXISTING UTILITIES 48 HOURS BEFORE CONSTRUCTION STARTS. THE ENGINEER, ARCHITECT
<br />3.
<br />NO DEVIATIONS SHALL BE MADE FROM THE ELEVATIONS SHOWN ON THE APPROVED GRADING PLAN, WITHOUT
<br />B. IF THE GRADED AREA IS ANTICIPATED TO BE RE-DISTURBED/DEVELOPED WITHIN SIX MONTHS, PROVIDE A
<br />OR OWNER DOES NOT GUARANTEE THAT ALL THE UTILITIES ARE MAPPED, OR IF MAPPED, ARE SHOWN CORRECTLY. CONTACT GOPHER
<br />PRIOR APPROVAL FROM THE CIVIL ENGINEER.
<br />TEMPORARY VEGETATIVE COVER CONSISTING OF MINNESOTA DEPARTMENT OF TRANSPORTATION (MNDOT)
<br />ONE AT 651-454-0002 FOR FIELD LOCATING EXISTING UTILITIES. CONTACT UTILITY OWNER IF DAMAGE OCCURS DUE TO
<br />1 INSTALL ROCK CONSTRUCTION ENTRANCE. REFER TO DETAIL
<br />4.
<br />FOR SITES GREATER THAN 1.0 ACRE, AS REQUIRED BY THE MPCA PERMIT REQUIREMENTS, THE PERMIT
<br />SEED MIXTURE 21-111 (OATS), OR 21-112 (WINTER WHEAT), AT A RATE OF 100 POUNDS PER ACRE.
<br />CONSTRUCTION.
<br />1/C5.000.
<br />APPLICANT MUST KEEP AN EROSION CONTROL INSPECTION LOG. INSPECTION MUST BE MADE ONCE EVERY
<br />C. IF GRADED AREA WILL NOT BE DEVELOPED FOR A PERIOD GREATER THAN SIX MONTHS, PROVIDE A
<br />4. PROTECT ALL EXISTING STRUCTURES AND UTILITIES WHICH ARE NOT SCHEDULED FOR REMOVAL.
<br />❑2 INSTALL PERIMETER EROSION CONTROL. REFER TO DETAILS
<br />SEVEN DAYS AND WITHIN 24 HOURS AFTER EVERY RAIN EVENT. THE INSPECTION RECORD MUST BE MADE
<br />SEMI -PERMANENT VEGETATIVE COVER OF SEED MIXTURE MNDOT 22-112 AT A RATE OF 40 POUNDS PER
<br />2/C5.000 AND 3/C5.000.
<br />AVAILABLE TO THE CITY OF ELK RIVER ENGINEERING DEPARTMENT WITHIN 24 HOURS OF REQUEST.
<br />ACRE.
<br />5. NOTIFY CITY BUILDING INSPECTOR BEFORE TRENCHING AND EXCAVATION WORK COMMENCES. THE CONTRACTOR SHALL OBTAIN ALL
<br />APPLICABLE PERMITS PRIOR TO START OF CONSTRUCTION.
<br />INSTALL INLET SEDIMENT PROTECTION. REFER TO DETAIL
<br />5.
<br />FLOWS FROM DIVERSION CHANNELS OR PIPES (TEMPORARY OR PERMANENT) SHALL BE ROUTED TO
<br />D. GRADING BONDS OR THE EQUIVALENT SECURITIES SHALL BE RETAINED UNTIL TURF HAS GERMINATED AND
<br />4/C5.000.
<br />SEDIMENTATION BASINS OR APPROPRIATE ENERGY DISSIPATERS TO PREVENT TRANSPORT OF SEDIMENT TO
<br />SURVIVED A 60-DAY GROWING PERIOD.
<br />6. ALL SPOT ELEVATIONS SHOWN AS 10.20, FOR EXAMPLE, ARE TO BE UNDERSTOOD TO MEAN 910.20.
<br />OUTFLOW TO LATERAL CONVEYORS AND TO PREVENT EROSION AND SEDIMENTATION WHEN RUNOFF FLOWS INTO
<br />E. REFER TO LANDSCAPE PLANS FOR PERMANENT TURF RESTORATION.
<br />7. ALL SPOT ELEVATIONS ALONG THE CURB -LINE INDICATE THE ELEVATION OF THE GUTTER, UNLESS NOTED OTHERWISE.
<br />® APPROXIMATE LOCATION OF TEMPORARY CONTAINED CONCRETE
<br />THESE CONVEYORS.
<br />F. WHENEVER OTHER EROSION AND SEDIMENT CONTROL PRACTICES ARE INADEQUATE, TEMPORARY ON -SITE
<br />8. NO LANDSCAPED SLOPES ARE TO EXCEED 3:1 3 FEET HORIZONTAL TO 1 FOOT VERTICAL UNLESS NOTED OTHERWISE.
<br />( )
<br />WASH OUT BIN. REFER TO THE MINNESOTA'S NPDES/SDS
<br />GENERAL STORMWATER PERMIT FOR CONSTRUCTION ACTIVITY FOR
<br />6.
<br />SITE ACCESS ROADS SHALL BE GRADED OR OTHERWISE PROTECTED WITH SILT FENCES, DIVERSION CHANNELS,
<br />SEDIMENT BASINS THAT CONFORM TO THE CRITERIA FOR ON -SITE DETENTION BASINS SHALL BE PROVIDED.
<br />9. UPON COMPLETION OF THE GRADING AND UTILITY WORK, THE CONTRACTOR SHALL CERTIFY THAT ALL GRADING AND UTILITY WORK
<br />MORE DETAILS. SELF CONTAINED CONCRETE WASHOUTS ON
<br />OR DIKES AND PIPES TO PREVENT SEDIMENT FROM EXITING THE SITE VIA THE ACCESS ROADS. SITE -ACCESS
<br />ROADS/DRIVEWAYS SHALL BE SURFACED WITH CRUSHED ROCK WHERE THEY ADJOIN EXISTING PAVED ROADWAYS.
<br />G. MULCH, HYDROMULCH, AND TACKIFIERS MAY NOT BE USED FOR STABILIZATION IN SWALES OR DRAINAGE
<br />WAS PERFORMED IN ACCORDANCE WITH THE APPROVED GRADING AND UTILITY PERMITS. AN AS -BUILT GRADING AND UTILITY PLAN
<br />CONCRETE DELIVERY TRUCKS IS AN ACCEPTABLE ALTERNATIVE TO
<br />DITCHES.
<br />SHALL BE SUBMITTED TO THE CIVIL ENGINEER FOR REVIEW AND DISTRIBUTION.
<br />ON -SITE CONTAINMENT.
<br />7.
<br />SOILS TRACKED FROM THE SITE BY MOTOR VEHICLES OR E UIPMENT SHALL BE CLEANED DAILY FROM PAVED Q
<br />ROADWAY SURFACES, OR MORE FREQUENTLY IF REQUESTED BY CITY OF ELK RIVER ENGINEERING DEPARTMENT,
<br />H. RUNOFF SHALL BE PREVENTED FROM ENTERING ALL STORM SEWER CATCH BASINS PROVIDING THEY ARE
<br />10. PRIOR TO ISSUANCE OF BUILDING PERMITS, ALL NECESSARY EROSION CONTROL DEVICES MUST BE IN PLACE AND FUNCTIONING.
<br />THROUGHOUT THE DURATION OF CONSTRUCTION.
<br />NOT NEEDED DURING CONSTRUCTION. WHERE STORM SEWER CATCH BASINS ARE NECESSARY FOR SITE
<br />THE CITY OF ELK RIVER ENGINEERING DEPARTMENT MAY INSPECT THE SITE TO DETERMINE ITS SUITABILITY FOR CONSTRUCTION
<br />DRAINAGE DURING CONSTRUCTION A SILT FENCE OR SEDIMENT PROTECTION DEVICES AS DETAILED SHALL
<br />ACTIVITIES.
<br />8.
<br />DUST CONTROL MEASURES SHALL BE PERFORMED PERIODICALLY WHEN CONDITIONS REQUIRE AND/OR AS
<br />BE INSTALLED AND MAINTAINED AROUND ALL CATCH BASINS UNTIL THE TRIBUTARY AREA TO THE CATCH
<br />11. ALL DEBRIS CREATED IN THE PROCESS OF CLEARING AND GRADING THE SITE SHALL BE REMOVED FROM THE SITE. THIS INCLUDES
<br />DIRECTED BY THE CITY OF ELK RIVER ENGINEERING DEPARTMENT.
<br />BASIN IS RESTORED.
<br />TREES AND SHRUBS. UNDER NO CIRCUMSTANCES SHALL THIS TYPE OF MATERIAL BE BURIED OR BURNED ON THE SITE.
<br />9.
<br />ALL EROSION CONTROL MEASURES SHALL BE USED AND MAINTAINED FOR THE DURATION OF SITE
<br />11. GRADING ACTIVITIES PROPOSED TO BEGIN AFTER OCTOBER 15 WILL REQUIRE AN APPROVED PHASING SCHEDULE.
<br />12. THE INTENT IS TO STRIP AND SALVAGE TOPSOIL FOR POTENTIAL RE -SPREADING ON THE SITE, IF APPROVED BY THE LANDSCAPE
<br />CONSTRUCTION. IF CONSTRUCTION OPERATIONS OR NATURAL EVENTS DAMAGE OR INTERFERE WITH THESE
<br />THE AREA OF LAND THAT THE CITY WILL ALLOW TO BE DISTURBED AT THIS TIME OF YEAR WILL BE SEVERELY
<br />ARCHITECT AND/OR SPECIFICATIONS. SIX INCHES OF TOPSOIL - AFTER COMPACTION - SHALL BE RE -SPREAD PRIOR TO SEEDING
<br />EROSION CONTROL MEASURES, THEY SHALL BE RESTORED TO SERVE THEIR INTENDED FUNCTION AT THE END OF
<br />LIMITED. THE CITY WILL ALSO REQUIRE ADDITIONAL EROSION CONTROL DEVISES, I.E., TEMPORARY SEDIMENT
<br />AND MULCHING. EXCESS TOPSOIL MAY BE REMOVED FROM THE SITE PROVIDING THERE IS ADEQUATE TOPSOIL REMAINING TO
<br />EACH DAY OR AS SOON AS FIELD CONDITIONS ALLOW ACCESS.
<br />BASINS, DORMANT SEEDING AND HIGH RATES OF APPLICATION OF BOTH SEED AND MULCH.
<br />PROPERLY FINISH THE SITE AS NOTED ABOVE. THE TOPSOIL STRIPPING, STOCKPILING AND RE -SPREADING SHALL BE DONE IN
<br />12. TO MINIMIZE EROSION, ALL 3:1 SLOPES SHALL BE COVERED WITH A MN/DOT 3885 CATEGORY 2 STRAW
<br />ACCORDANCE TO, AND NOTED ON, THE APPROVED GRADING PLAN AND SPECIFICATIONS. THE CONTRACTOR SHALL REFER TO THE
<br />EROSION CONTROL BLANKETS OR STAKED SOD.
<br />LANDSCAPE DRAWINGS AND SPECIFICATIONS FOR ANY SPECIAL TOPSOIL OR PLANTING REQUIREMENTS.
<br />13. ACCUMULATION OF ALL SEDIMENT OCCURRING IN STORM SEWERS BE REMOVED PRIOR TO, DURING AND AFTER
<br />13. ALL GRADING OPERATIONS SHALL BE CONDUCTED IN A MANNER TO MINIMIZE THE POTENTIAL FOR SITE EROSION. EROSION
<br />COMPLETION OF GRADING ACTIVITIES.
<br />CONTROL MEASURES SHALL BE INSTALLED TO PREVENT SEDIMENT FROM RUNNING OFF ONTO ADJACENT PROPERTIES. ANY DAMAGE
<br />TO ADJACENT PROPERTIES MUST BE CORRECTED AND RESTORED AS SOON AS PERMISSION IS GRANTED FROM THE ADJACENT
<br />14. EROSION CONTROL ITEMS AND DEVICES SHALL BE REMOVED ONLY AFTER THE AREA HAS RECEIVED FINAL
<br />PROPERTY OWNER(S).
<br />STABILIZATION OR AS DIRECTED BY THE CITY OF ELK RIVER ENGINEERING DEPARTMENT.
<br />14_ THE CONTRACTOR SHALL LIMIT THE DISTUR6ED AREA AS MUCH AS POSSI6LE.
<br />Comm: 182030
<br />Date: 01/03/2020
<br />Drawn: WHI
<br />Check: KAB North
<br />NOTE: GRADING,
<br />STORM SEWER INLETS NOT SHOWN ON
<br />PLAN MAY RECEIVE RUNOFF FROM
<br />CONSTRUCTION ACTIVITIES. INSTALL INLET
<br />SEDIMENT PROTECTION PER DETAIL DRAINAGE,AND
<br />4/C5.000. ON ALL STORM INLETS
<br />THAT MAY RECEIVE RUNOFF.
<br />NOTE: EROSION
<br />SANITARY SEWER, STORM SEWER, AND
<br />WATERMAIN PREVIOUSLY INSTALLED CONTROL PLAN
<br />UNDER SEPARATE CONTRACT. NO
<br />AS -BUILT SURVEY HAS BEEN PROVIDED.
<br />REFER TO BKBM PLANS DATED
<br />05-28-2019 FOR THE ELK RIVER
<br />MULTI PURPOSE FACILITY FOR
<br />PROPOSED DESIGN.
<br />EXISTING STORM DD
<br />SEWER
<br />EXISTING D
<br />SANITARY SEWER
<br />EXISTING
<br />WATERMAIN
<br />
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