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<2"2-4">4-9">9-14">14-19">19"2'4'6'10'12'15'2'2.5'2.5'3'3.25'4'TREE PROTECTION ZONEABCCORRECTPRUNINGCUTTOOCLOSETOOLONGTOOSLANTEDPRUNINGBRANCHES PRUNED TO LIVE BUDBRANCHES PRUNED AT TRUNKBBCCDDXLIVE BUDBRANCH COLLARAABRANCH BARKRIDGEDEADBRANCH(MnDOT 2571.3K2a9 and 2571.3E1)STEPS TO PRUNING WITH PRUNINGSAW:1.CUT PART WAY THROUGH THEBRANCH AT POINT A.2.CUT COMPLETELY THROUGHBRANCH FROM POINT B TO A.3.AT BRANCH COLLAR CUT FROMPOINT C TO D.INCORRECT CUT FROM POINT C TO X (TOO CLOSE) WILL RESULT INDISCONTINUOUS CALLUS FORMATIONAFTER ONE SEASON OF GROWTH.CORRECT CUT FROM POINT C TO D(LEAVING BRANCH COLLAR BUT NOTTHE STUB FROM POINT B TO A)WILL RESULT IN CONTINUOUSDOUGHNUT SHAPED CALLUSFORMATION AFTER ONE SEASON OFGROWTH.PRUNING NOTES:1.PRUNE USING CLEAN ANDSHARP SCISSOR-TYPE PRUNEROR PRUNING SAW.2.THE BEST TIME TO PRUNE ISLATE DORMANT SEASON OREARLY SPRING.3.AVOID PRUNING OAKS IN APRIL,MAY, JUNE OR JULY.4.IF PRUNING IS NECESSARY ORIF WOUNDS OCCUR TO OAKTREES IN APRIL, MAY, JUNE ORJULY, IMMEDIATELY PAINT CUTSURFACE OR WOUND WITHLATEX PAINT OR SHELLAC.LIVE BRANCHUTILITY CONSTRUCTION (MnDOT 2572.3A5)TREEBORE TUNNELDIRECTIONALDRILLINGMACHINEMINIMUM DISTANCEFROM TREE TRUNKMINIMUMDEPTH OFTUNNELMEASURE TREEDIAMETER AT4.5 ft ABOVEGROUNDADRIP LINECRITICAL ROOTZONETEMPORARY FENCE(MnDOT 2572.3A1)DESIRED25'-0"CONSTRUCTIONLIMITSTREEPROTECTIONSIGNDRIP LINECRITICAL ROOTZONETree Protection AreaDO NOT ENTER THE FENCED AREAWe appreciate your cooperation toprotect these trees duringconstructionSLOPE ROUNDINGTEMPORARY FENCEREDUCED ROUNDINGNORMAL ROUNDINGDRIP LINECRITICAL ROOTZONEOTHER VEGETATION PROTECTION MEASURESROOT SYSTEM BRIDGEWOODCHIP MULCH BEDTIMBERSSTEEL PLATES6" WOODCHIPMULCH(MnDOT 2572.3A12)IF CONSTRUCTION VEHICLES MUST PASS OVER ROOT ZONES,THE CONTRACTOR MUST EITHER:1.CONSTRUCT ROOT SYSTEM BRIDGES WITH STEEL PLATESUPPORTED ON WOOD TIMBERS PLACED RADIALLY TO THETREE TRUNK.ORDRIP LINECRITICAL ROOTZONESSANDY LOAM TOPSOIL(MnDOT 2572.3A4)EXISTING GROUNDBACKFILLSANDY LOAMFILLPERFORATEDPIPE1.ANY FILL REQUIRED WITHIN THE DRIP LINE OF TREES, ISUNCOMPACTED SANDY LOAM TOPSOIL (WITH A COARSESAND COMPONENT).2.EXCESSIVE FILL MAY REQUIRE INSTALLING PERFORATED PIPEWITH AT LEAST ONE DAYLIGHTED END OPENING AS ANAERATION SYSTEM.DRIP LINECRITICAL ROOTZONECLEAN ROOT CUTTINGMAXIMUM DEPTH <br />NECESSARY FOR <br />CONSTRUCTIONEXCAVATIONAREACLEAN ROOT CUTTINGROOT SYSTEMBRIDGE(MnDOT 2572.3A2)NOTE:1.(A) IS THE DIAMETER OF TREES MEASURED4-6 FEET ABOVE THE GROUND AND ISTERMED THE "DIAMETER AT BREASTHEIGHT," (DBH).2.USING A TREE DIAMETER TAPE, WRAP THETAPE AROUND THE GIRTH OF THE TREE, ATTHE DBH, BEING CAREFUL NOT TO TWISTTHE TAPE.SIGNIFICANT TREES NEAR THE PROPOSED CONSTRUCTIONLIMITS WILL BE IDENTIFIED IN THE PLAN OR BY THEENGINEER AND WILL BE PRESERVED BY THE CONTRACTOR.1.PLACE THE TEMPORARY FENCE.2.REDUCE SLOPE ROUNDING WHERE ROOT ZONESARE DISTURBED BY NORMAL SLOPE ROUNDING.3.VARY BACKSLOPE STEEPNESS TO AVOID TREELOSS OR UNNECESSARY ROOT DAMAGE.1. WHEN DESIGNATED IN THE PLAN OR DIRECTED BY THE ENGINEER, PRIOR TO EXCAVATION, ALL TREE ROOTS WILL BE CLEANLY CUT BY A VIBRATORY PLOW OR OTHER APPROVED ROOT CUTTER.2. THE TREE ROOTS WILL BE CUT CLEANLY TO THE MINIMUM DEPTH NECESSARY FOR CONSTRUCTION.3. IMMEDIALTLY, AND CLEANLY CUT DAMAGED AND EXPOSED ROOTS.4. ROOT ENDS EXPOSED BY EXCAVATION ACTIVITIES SHALL BE IMMEDIATELY COVERED WITH A 6" LAYER OF ADJACENT SOIL.5. EXPOSED CUT OAK ROOTS SHALL BE IMMEDIATELY (WITHIN 5 MINUTES) TREATED WITH A WOUND DRESSING MATERIAL CONSISTING OF LATEX PAINT OR SHELLAC. C <br /> B 4'-6" 1.FABRICATE 12" X 9" X 3/8" SIGNWITH 0.75" RADIUS CORNERS.2.SIGN SHALL BE WHITE WITH BLACKLETTERING.3.ATTACH SIGN TO POST USING 1"LENGTH WOOD SCREWS.1.FURNISH AND INSTALL TEMPORARY FENCE AT THE TREE'SDRIPLINE OR CONSTRUCTION LIMITS AS SPECIFIED, PRIOR TOANY CONSTRUCTION.2.WHEN POSSIBLE PLACE FENCE 25 FEET BEYOND THE DRIP LINE.3.PLACE TREE PROTECTION SIGNS ALONG FENCE AT 50'INTERVALS.2.PLACE A 6 INCH LAYER OF WOODCHIP MULCH OVER TYPEIII GEOTEXTILE (MnDOT 3733)K:\016591-000\Cad\Proposed\016591-000_L-SITE-PLANTING PLAN.dwg 9/1/2020 4:42:25 PM <br />TOTSHEET OFSHEETSANOKA COUNTY, MINNESOTACSAH 34 (Birch Street) ImprovementsAnoka County Highway DepartmentS.A.P. 002-634-003 & S.A.P. 210-020-010XTOTL1.5