09-08-2020 Council Work Session Packet

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INSTALL GRANULAR FILTERINSTALL TILE DRAINAGE1.EXCAVATE HOLE OR BED TO ALLOW PLACING THE TOP OF ROOT MASS 1"-3" HIGHER THANFINISHED GRADE.2.AUGER 8" DIAMETER HOLES ENTIRELY THROUGH IMPERVIOUS OR POORLY DRAINED HARD PAN SOILLAYER TO ADEQUATELY DRAIN SUBSOIL.3.TEST FOR POSITIVE DRAINAGE. RE-AUGER AN ADDITIONAL 8" IF NECESSARY FOR POSITIVEDRAINAGE.4.THOUROUGHLY BACKFILL AUGER HOLES WITH A UNIFORM INCORPORATED MIXTURE OF 50% SANDAND 50% INPLACE SOIL.5.COMPLETE PLANTING ACCORDING TO ROOT TYPE. SEE STANDARD PLANTING DETAILS (B).1.EXCAVATE HOLE OR BED TO ALLOW PLACING THE TOP OF THE ROOT MASS 1"-3"HIGHER THAN FINISHED GRADE.2.INSTALL 4" MINIMUM DIAMETER DRAIN TILE DAYLIGHTING AT A LOWER GRADE.3.COMPLETE PLANTING ACCORDING TO ROOT TYPE. SEE STANDARD PLANTING DETAILS (B).INSTALL MINI-BERM1.THE NEED FOR USING PLANTING DETAILS FOR POORLY DRAINED SOILS ANDWHICH TYPE TO USE ARE DETERMINED BY THE CONTRACTOR, SUBJECT TOENGINEER APPROVAL.1.EXCAVATE HOLE OR BED 1/4 THE DEPTH OF THE ROOT MASS.2.SET ROOT MASS IN HOLE.3.CONSTRUCT BERM WITH PLANTING SOIL. EXTEND THE BERM BASE TO A WIDTH OF 3TIMES THE BERM HEIGHT.4.COMPLETE PLANTING ACCORDING ROOT TYPE. SEE STANDARD PLANTING DETAILS (B).1.USE SEAMLESS, EXTRUDED,TWIN-WALL, RIGID AND SEMITRANSLUCENT POLYPROPYLENETUBES WITH A LASER LINEPERFORATION AND ANOUTWARD-FLARED TOP RIM.2.SECURE SHELTER WITH NYLONCABLE-TIES ATTACHED TO A 1''x 1'' WHITE OAK STAKE TOPREVENT DISLODGING ORTWISTING.3.EMBED THE BOTTOM OF THETUBE A MINIMUM OF 1'' BELOWTHE SOIL SURFACE WITHOUTDISTURBING THE TREE ROOTS.4.INSTALL A PLASTICPHOTODEGRADABLE NETTINGCOVER AND SLEEVE OVER THETOP OF THE TUBE. PULLNETTING DOWN AS SHOWN.5' FOR DECIDUOUS TREES8' FOR CONIFEROUS TREESPLANT SPACING IN MASS BEDS(MnDOT 2571.3D2 (STEP 8)NOTE:1.ON 1:2 SLOPES OR GREATER, DO NOT CONSTRUCTTHE UPHILL HALF OF THE WATERING BASIN.PLANTING ON SLOPES2'-0" MIN.12" TO 14"PREVAILING WINDCABLE-TIE TOSECURE STAKE INFORMED TUBERECESSSTAKE(LENGTH VARIES)LASER LINEPERFORATIONTUBE SHELTERNETTING(MnDOT 2571.3I4)1.FORM A DOUBLE-LAYERED CYLINDER USING 0.25" GRID GALVANIZED WELDED WIRE MESH (HARDWARECLOTH). OVERLAP THE CUT END 2".2.DRIVE TWO 1" x 1" OPPOSING HEARTWOOD WHITE OAK STAKES INTO THE GROUND, 7" FROM THECENTER OF THE TREE STEM.3.SECURE THE MESH CYLINDER TO THE OUTSIDE OF THE STAKES USING EITHER, SCREWS AND WASHERSOR CABLE-TIES ALONG THE OVERLAP. SPACE APPROXIMATELY 4" ON CENTER ALONG THE OVERLAP.a.SCREWS SHALL BE ROUND HEAD GALVANIZED 1/8" DIA. x 3/4" LONG WITH WASHERS.b.CABLE-TIES SHALL BE NYLON, AT LEAST 8" LONG AND BETWEEN 75LB TO 120LB TENSILESTRENGTH.4.EMBED THE LOWER EDGE OF THE MESH CYLINDER 1" BELOW THE SOIL SURFACE WITHOUT DISTURBINGTHE TREE ROOTS.5.CUT EDGES WILL NOT BE PERMITTED AT THE TOP OF THE CYLINDER. STAKE WILL BE FLUSH WITHTHE TOP OF THE CYLINDER.6.MULCH WITHIN THE CYLINDER SHALL NOT EXCEED 3" DEPTH AND SHALL BE PULLED BACK FROM THETRUNK AS SPECIFIED IN MULCH PLACEMENT DETAIL.7.THE BOTTOM WHORL OF PINE AND LARCH BRANCHES MAY HAVE TO BE REMOVED TO PERMITINSTALLATION OF 12" MIN. HEIGHT RODENT GUARDS.8.INSTALL ON ALL DECIDUOUS, PINE AND LARCH TREES, DO NOT PLACE ON SPRUCE TREES.(MnDOT 2571.3I2) A B C D 1.STEEL POSTS TO BE NOTCHEDOR DRILLED TO RETAIN GUYWIRES. PLACE OUTSIDE OFROOT BALL. DRIVE PLUMBREGARDLESS OF GROUNDSLOPE.2.REQUESTS TO SUBSTITUTERUBBER HOSE AND WIREGUYING SYSTEMS WILL NOTBE APPROVED.4.REMOVE WITHIN ONE YEAR.3. TREE STAKING IS NOT REQUIRED UNLESS SPECIFIED OR NECESSARY TO MAINTAIN TREES IN A PLUMB CONDITION WHERE VANDALISM, SOIL, OR WIND CONDITIONS ARE A PROBLEM, OR AS DIRECTED BY THE ENGINEER.10', 2.2 LB. FLANGEDCHANNEL STEEL SIGNPOST (MnDOT 3401)OR APPROVED EQUAL.(MnDOT 2571.3I1)ROLLED STEEL FENCEPOST (MnDOT 3403)OR APPROVED EQUAL.HOLE EXCAVATION WIDTH IN ACCORDANCE WITHMINIMUMS FROM THE PLANTING HOLE DIMENSIONSCHART ON STANDARD PLANTING DETAILS (B)FOR PLANTING SOILDETAIL SEE STANDARDPLANTING DETAILS (A)FOR MULCH DETAILSEE STANDARDPLANTING DETAIL (B)PLANTING DETAIL FOR POORLY DRAINED SOILS8" AUGERHOLES4" DRAINTILEFOR PLANTING SOILDETAIL SEE STANDARDPLANTING DETAILS (A)FOR PLANTING SOILDETAIL SEE STANDARDPLANTING DETAILS (A)FOR PLANTING SOILDETAIL SEE STANDARDPLANTING DETAILS (A)FOR MULCH DETAILSEE STANDARDPLANTING DETAIL (B)FOR MULCH DETAILSEE STANDARDPLANTING DETAIL (B)FOR MULCH DETAILSEE STANDARDPLANTING DETAIL (B)CUT AREAEXISTING GRADEUPHILL HALFWATER BASINDOWN HILL HALFWATER BASINFOR PLANTING SOILDETAIL SEE STANDARDPLANTING DETAILS (A)PLANT ACCORDING TOROOT TYPE.SEE STANDARD PLANTINGDETAILS (B)SOIL RIDGE TOHOLD WATER IN BASIN.FOR MULCH DETAILSEE STANDARDPLANTING DETAIL (B)SEEDLING TREE SHELTERRODENT PROTECTIONSTAKING AND GUYINGSTEEL POST SIZINGCALIPERSTEEL POST TYPEABCDLESS THEN4 INCHES7'-0"3'-0"MIN.4'-0"3'-0"GREATERTHEN 4INCHES10'-0"4'-0"MIN.6'-0"5'-0"16" LONGPOLYROPYLENE ORPOLYETHYLENE, 40 MIL.THICK AND 1.5" WIDESTRAPS. ATTACH WITH10 ga WIRE.STEEL POSTSEE CHART118 112118 1/4ROOTMASS 15"WIRE MESHSTAKE24" MIN. HT. FORDECIDUOUS TREES12" MIN. HT. FORCONIFEROUS TREES134K:\016591-000\Cad\Proposed\016591-000_L-SITE-PLANTING PLAN.dwg 9/1/2020 4:42:14 PM TOTSHEET OFSHEETSANOKA COUNTY, MINNESOTACSAH 34 (Birch Street) ImprovementsAnoka County Highway DepartmentS.A.P. 002-634-003 & S.A.P. 210-020-010XTOTL1.3