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Proposed Construction Sequence <br /> 1.Excavate toe trench A <br /> a� <br /> 2.Use spoil from toe trench to backfill slumpingFAK <br /> 49 Key-in ripap at north areas in North Zone and along base of eroding <br /> th lariat of A <br /> Ixged into existing stubby area slope in South Zone-see cross-sections for d <br /> Centerville additional information <br /> Lake 3.Install non-woven geotextlle fabric 1319 MCKAY DR.NE,SUITE 300 <br /> North dprap areaHAM LAKE,MN 55304 <br /> h 4.Install riprap <br /> r 5.Follow planting plan 763434-2030 <br /> _.AnakaSWCD.org <br /> 8 Do NOT regrade existing bank,slope,or <br /> vegetation. Leave existing Stumps In place. PROJECT.TRAIL SIDE PARK <br /> C LAKESHORE STAB IUZATION <br /> Center of sanitary aewerman hole cover adjecent LOCATION: <br /> TRAILSIDE PARK <br /> to south zone(668.65'MSL)assumed at 100.0(Y CENTERVILLE,MN <br /> for ease of Installation. OHW level(865.09)• <br /> I relative to manhole,is 96.35'. <br /> 1 � WATERSHED DISTRICT: <br /> fAcwn <br /> m use fill from north riprap toe <br /> trench to backfill slumping <br /> areas as feasible - <br /> N Vj_ DESIG N ER:A D I EH L&M HAUSTEIN <br /> DATE:10/26/2017 <br /> T$t REVISION: <br /> a REVISIONr <br /> O 3 ' REVISION: <br /> m & N W) <br /> 5 Q N <br /> Z CHECKED BY: <br /> MOTES: <br /> 1.Contact Gopher One at least 48 hours <br /> prior to d lgging at 651-454-0002 to have <br /> utilRles marked. <br /> i 2.Follow design details.If there are <br /> issues or questions,contact the Anoka <br /> ' y Conservation District(763-434-2030)piror <br /> 4 I Looking North to making any changes. N <br /> S <br /> 6 SCALE: VARIABLE <br /> Z <br /> EXISTING <br /> w; CONDITIONS/ <br /> PROPOSED <br /> a RIP RAP <br /> SHEET 1/2 <br /> I Sotnh Shoreline Zone-Looking South <br /> South r I � MaNnle r=order <br /> FIP Mp area 100.00'(868.65'MSL Cut melodist from dprap <br /> toe bench <br /> sworn � Type IV non-woven geotedlle <br /> W 99.0' ,s R'prap(9'-18"dl,­: <br /> : <br /> 0 1 e min..12'11k*) <br /> J <br /> N 96.0' - OHW level{965.0')96.35' <br /> ?) 97.0' Wprap toe trench <br /> a 96,0 <br /> sdid H"W111[N' 111VIIll 111111H Eli <br /> aA"rT Native Soil <br /> Key-in npap at south extent of NORTH ZONE-TYPICAL RIPRAP CROSS SECTION <br /> prged <br /> 1.Use excavated be trertnJi send Io fill slumping elopes behind riprep <br /> ' 2.MJNmun romp dept of 121 <br /> 11 3.CHW leve!;SBS.n_')2 96.35' <br /> 4.Lake bed is approximately 96.0' <br /> ICul material nom fipmp toe trench <br /> / Type IV non•svovan geoea#gs <br /> 99.0' Rtprap(9'-16'diam.: <br /> ( 3 min.12"thItk) <br /> 99.0 OHW level(985.0')96.35' <br /> •a swrw • 1 Rlprep toe trench <br /> ® e 1 97.0 yy <br /> r ld <br /> 96.01 `TR <br /> ILI <br /> 95.0' <br /> [�• `— — •--•— ���,,��� Native Sail <br /> 0' 1' 2' 3' 4' S 6' <br /> SOUTH ZONE-TYPICAL RIPRAP CROSS SECTION <br /> 1,Use excavated toe trench sand to M under%tt <br /> shoreline Irregularities behind Ill <br /> 2.Minimun riprap depth of 12" <br /> 3.OHW level(885.0')is 96.35' <br /> 4.TOP of bank is appro)dmately 99.5' <br /> 5.Lake bad is apprindmately 96.0' <br /> 46 <br />