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SOG12SOG13SOG14G=914.8SLABLL/OPN=915.1G=915.0SLABLL/OPN=915.3G=915.2SLABLL/OPN=915.51011121415POND111213VVVV||||||||S6+006+32.38LL/OPN=917.1G=916.9LL/OPN=917.2G=917.0G=916.9LL/OPN=917.3LL/OPN=917.22.0%
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<br />VV FL0.6%VV
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<br />VVFL 0.6%915914916916
<br />916
<br />910
<br />915
<br />908
<br />909
<br />911
<br />912
<br />913
<br />914
<br />916920916917918919921922923916
<br />9159209259169179189199219229239249269163.3%
<br />3.6%
<br />3.6
<br />%
<br />26.7%
<br />22.7%
<br />18.9%
<br />42.5%4:12.0
<br />%
<br />2.0
<br />%4.0%4.0%3.2%2.4%9:1
<br />12:1
<br />1282:1
<br />21.0%
<br />2.5%
<br />1.8%2.0%0.1%31.4%
<br />44.4%
<br />25.7%
<br />33.2%32.7%
<br />37.7%
<br />32.7%16.2%17.6%
<br />27.9%
<br />2.0%
<br />2.0%
<br />1.4%
<br />25.8%
<br />22.9%
<br />22.7%
<br />25.5%
<br />34.8%
<br />24.7%
<br />36.1%
<br />22.9%
<br />37.6%5.0%2.6%3.0%3.0%900
<br />905
<br />901
<br />902
<br />903
<br />904
<br />906
<br />907
<br />908
<br />909
<br />909
<br />900
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<br />910
<br />901
<br />902
<br />903
<br />904
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<br />909 916.70
<br /> FG916.80
<br /> FG916.70
<br /> FG916.11 FG916.20 TP912.50 FG916.30 FG916.50 FG916.3
<br />0
<br />
<br />F
<br />G916.12 FL916.45 TC915.55 FL915.80 FL915.88 TC916.13 TC915.44 DC915.44 FL916.24
<br /> FG908.21 TP909.99 EX908.16 EX908.07 EX913.13 TP913.33 TP914.17 TP914.37 TP914.86 TP914.66 TP915.79 TP915.61 TP915.62 DC915.62 FL915.51 DC915.51 FL915.40 FL915.65 FL915.98 TC915.73 TC915.74 FL916.07 TC914.86
<br /> FG913.20 FG919.50 BW923.00 TW925.50 TW922.00 BW918.00 TW915.00 BW917.00 TW916.00 BW915.80 FL916.13 TCEOF=913.05927.61 EX923.00 TW919.50 BW915.65 TC912.73 TP912.86 TP927.53 EX926.59 EXEOF=908.50100' X 10' FLEXAMAT20' X 10' FLEXAMAT2 - 45° BENDS THEN EXTENDNORTH 130 LF TO CONNECTWITH MAIN WATER LINE FROMTALL PINES SECOND ADDITION40' X 8' FLEXAMATCONNECTION SHOULD NOT BE MADEUNTIL TESTING IS COMPLETED OR AVALVE SHOULD BE ADDEDREPLACE STRUCTURE(PER 18-0096.00 DETAIL)RIM = 908.00T.O.W = 907.006"X6" OPENING = 904.504" ORIFICE = 903.00BOTTOM = 900.35REPLACE 15" FESINV. = 901.35REMOVE 8" DIP PLUG ANDCONNECT INTO EXISTING WM STUBMINIMUM 20' SETBACK FROM 25' WETLAND BUFFER OF OHWL.NO PRINCIPLE OR ACCESSORY STRUCTURES, PATIOS,PAVING OR OTHER IMPERVIOUS SURFACES SHALL BELOCATED WITHIN SETBACK (PER CITY CODE)TRAIL IS NOT WITHIN ORDINANCE.DEVELOPER WOULD NEED AVARIANCE FOR BITUMINOUS TRAIL.RETAINING WALL IS IMPERVIOUSSURFACE NOT ALLOWED WITHINORDINANCE OF WETLAND SETBACKEXISTING BITUMINOUS ANDCONCRETE TRAILS FALL WITHIN 20'SETBACK. THIS IS AN ISSUE WITHWETLAND SETBACK/BUFFERORDINANCE.EXISTING HOME FROM PHASE1 LOT 13 CREATES ISSUEWITHIN SETBACK ZONEPROPOSED HOME LOT 14CREATES ISSUE WITHINSETBACK ZONEWET POND (1P)BOTTOM: 900.00NWL: 903.00OHWL: 906.46EOF: 908.50DEVELOPER WILL NEED TO OBTAIN AVARIANCE FOR CONFLICTING AREASWITHIN WETLAND SETBACK/BUFFER ZONE10' X 10'FLEXAMAT (EOF)ADJUST INV OF 15" RCP FES20.0'25.0'SCALE: 1" = 30'030'WET POND
<br />8:44 AM N:\Projects Current\21-0092.07 Stormwater Pond ReDesign\FILTRATION STORM WATER POND\HydroCAD - Wet Pond\Grading & Utility - Wet Pond 3.18.2024.dwg3/27/2024 LEGEND:GENERAL NOTES:Sec. 30-1852. - Performance standards.a.Wetland buffer strip. A minimum 25-foot buffer strip from the delineated boundary of awetland or ordinary highwater level of a stormwater pond is hereby established. Wetlandbuffer strips shall meet the following standards:1.No principle or accessory structures, patios, paving, or other impervious surfacesshall be permitted within the wetland buffer strip.2.Alterations are prohibited within the wetland and wetland buffer strip, unless avegetation management plan or other approval is granted by the city.3.The applicant shall establish and maintain wetland and wetland buffer stripvegetation in accordance with the requirements found in section 30-1853.4.The applicant shall maintain the required wetland buffer strip monuments at each lotline where it crosses a wetland buffer strip and at 200-foot intervals along the edgeof the wetland buffer strip. Each monument shall state "Wetland Buffer: Under theCity Code, no mowing, clearing or removal of vegetation in the buffer area isallowed. Call the City of Elk River for more information." The city reserves the rightto eliminate this requirement if it deems it impractical.5.The city, at its sole discretion, following the city's master park trail plan, may allownature trails comprised of natural materials, to be located within the wetland bufferstrip.6.Leisure activities such as hiking, nature studies, canoeing, boating and horsebackriding,including facilities such as nature trails and docks which allow for suchactivities are permitted in the wetland buffer strip.7.Final plats for all subdivisions shall provide an easement over all wetlands andwetland buffer strips for the purposes of identification and protection.8.Properties platted prior to June 19, 2006, shall be exempt from the vegetationmanagement requirements described in subsections ii—iv above.b.Wetland buffer strip setback. A minimum 20-foot setback from wetland buffer strips ishereby established by the city.1.No principle or accessory structures, patios, paving, or other impervious surfaceshall be located within this setback.2.Nature trails, at the city's approval, may be located within the wetland buffer stripsetback.3.On property that was platted prior to June 19, 2006, uncovered decks andpermeable pavement can be located within this setback.c.Exceptions. Properties platted prior to adoption of the wetland buffer strip and wetlandbuffer strip setback performance standards set forth in this section may not be configuredto accommodate the required performance standards. For this reason, exceptions to theperformance standards for properties platted prior to June 19, 2006, may be approved bythe planning manager pursuant to the site plan review process. Applicants for site planreview shall pay the fee specified in the city's fee schedule. Site plan approvals andrequired conditions shall be made by the planning manager on a case by case basis, withthe goal of maintaining consistency with the performance standards to the maximum extentreasonably possible. Appeals from staff determinations and conditions may be madepursuant to the appeal procedures set forth in section 30-634.d.Fences. Fences may encroach into the wetland buffer strip setback, but at no time shallthey be allowed within the wetland buffer strip or in delineated wetlands. Properties plattedprior to June 19, 2006, shall be exempt from this requirement.(Ord. No. 06-07, § 2, 6-19-2006; Ord. No. 16-24, § 1, 11-21-2016; Ord. No.17-07, § 1,4-17-2017; Ord. No. 18-12,§ 1, 7-16-2018)WET POND REDESIGN OPTIONOPTION3 DESCRIPTIONDATENO.
<br />REV
<br />FILE NO.:
<br />DWG FILE:
<br />CHECKED BY:
<br />DRAWN BY:
<br />DESIGN BY:
<br />DATE: SHEET NO.LAND SURVEYING
<br />CIVIL ENGINEERING
<br />ENVIRONMENTAL SERVICES
<br />13076 FIRST STREET, BECKER, MN 55308-9322
<br />TEL: 763-262-8822 FAX: 763-262-8844
<br />BOGART, PEDERSON
<br />& ASSOCIATES, INC.
<br />STORMWATER POND REDESIGN
<br />City of ELK RIVER, Sherburne County, MN
<br />1/18/2024
<br />21-0092.07
<br />CJD
<br />DML
<br />MJM, DML
<br />I hereby certify that this plan, specification, or
<br />report was prepared by me or under my direct
<br />supervision and that I am a duly Licensed
<br />Professional Engineer under the laws of the
<br />State of Minnesota.
<br />Signed:
<br />Date: Lic. No.
<br />Christopher J. Dahn
<br />58628
<br />EVERGREEN TOWNHOMES, LLC.20' SETBACK TO BUFFER(PER CITY ORDINANCE)25' BUFFER FROM STORMWATER POND HIGHWATER LEVEL(PER CITY ORDINANCE)03/27/2024
<br />Page 537 of 637
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