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TPTPC.S.A.H. NO. 14(STILLWATER BOULEVARD N)(MANNING AVENUE N)
<br />(STILLWATER
<br />BOULEVARD N)
<br />STILLWATEREBEB
<br />C.S.A.H. NO. 15 WAY NORTH(F.K.A. STATE HWY. NO. 5)TP►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►►P
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<br />0PROPOSED OFFICE BUILDING 1AREA: 9,250 SFGROSS AREA 18,500FFE: 935.00PROPOSED WET PONDFOR IRRIGATION REUSEAREA: 1.01 ACRESBOTTOM: 916.00NWL: 926.00HWL: 930.00EOF: 931.00PROPOSED OFFICE BUILDING 1AREA: 10,200 SFGROSS AREA 20,400FFE: 933.00TOTAL ROW AREA: 3.88 ACRESOUTLOT AREA C: 1.54 ACRESCOMMERCIAL AREA LOT 2: 1.64 ACRESCOMMERCIAL AREA LOT 3: 1.81ACRESCOMMERCIAL AREA LOT 4: 1.90 ACRESOUTLOT AREA A: 0.80 ACRESFUTURE VMDR AREA: 2.33 ACRESOUTLOT AREA B: 1.21 ACRESCOMMERCIAL LOT 1: 1.64 ACRESPROPOSED RETAIL
<br />BUILDING
<br />AREA: 12,500 SF
<br />FFE: 938.00 FUTURE VMDR AREA: 6.43 ACRESPROPOSED INFILTRATIONBASIN W/ FOREBAYAREA: 1.10 ACRESBOTTOM: 925.00NWL: 925.00HWL: 929.70EOF: 930.50►►TEMPORARYCUL-DE-SACEND OF PERMANENTCONSTRUCTION►►►►►►►►►►►►►►SOIL CORRECTION WILL BEREQUIRED FOR SURFACEINFILTRATION BASIN. SEE NOTES11,12, AND 13 ON SHEET C-101 FORSPECIFIC INFORMATIONDWN BY:ISSUE DATE:PROJECT NO.:\\us0242-ppfss01\shared_projects\193806140\LDev\5_DESIGN\1_CAD\3 Plansheets\C-301 GRADING PLAN.dwg 9/21/2023 GRUNKLEE, SAM
<br />DESCRIPTION:DATE:ISSUE NO.:ISSUE NO.:SHEET NO.:SHEET TITLE:9/21/2023 5:04:46 PM
<br />CLIENT:PROJECT TITLE:CHK'D BY:APP'D BY:CERTIFICATION:N
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<br />N 1 CARLSON PKWY NPLYMOUTH, MN 55447PHONE: 763-479-4200WWW.STANTEC.COMBRIDGEWATER VILLAGE
<br />LAKE ELMO MINNESOTA, WASHINGTON COUNTY193806140SAGMJSJRA09/22/20231008/18/2023 30% SET FOR PRELIMINARY PRICING
<br />109/22/2023 60% DESIGN FOR CITY SUBMITTALWARNING:THE CONTRACTOR SHALL BE RESPONSIBLE FOR CALLING FOR LOCATIONS OF ALL EXISTING UTILITIES. THEY SHALLCOOPERATE WITH ALL UTILITY COMPANIES IN MAINTAINING THEIR SERVICE AND/OR RELOCATION OF LINES.THE CONTRACTOR SHALL CONTACT GOPHER STATE ONE CALL AT 651-454-0002 AT LEAST 48 HOURS IN ADVANCE FORTHE LOCATIONS OF ALL UNDERGROUND WIRES, CABLES, CONDUITS, PIPES, MANHOLES, VALVES OR OTHER BURIEDSTRUCTURES BEFORE DIGGING. THE CONTRACTOR SHALL REPAIR OR REPLACE THE ABOVE WHEN DAMAGED DURINGCONSTRUCTION AT NO COST TO THE OWNER.GOPHER STATE ONE CALLTWIN CITY AREA: 651-454-0002TOLL FREE 1-800-252-1166CALL BEFORE YOU DIG( IN FEET )GRAPHIC SCALE1 inch = 80 ft.08016080C-101GRADING, DRAINAGE, ANDPOST CONSTRUCTIONEROSION CONTROL12.MAINTENANCE AND INSPECTION. EROSION CONTROL MEASURES SHALL BEMAINTAINED THROUGHOUT THE CONSTRUCTION AND UNTIL SATISFACTORYESTABLISHMENT OF PERMANENT GROUND COVER IS OBTAINED. ALL EROSION ANDSEDIMENTATION CONTROL MEASURES, AND STORMWATER OUTFALLS MUST BEINSPECTED WEEKLY, AND WITHIN 24 HOURS OF THE SITE RECIEVING 0.5 INCHES OFRAIN. REPAIRS MUST BE MADE ON THE SAME DAY OR FOLLOWING DAY OF THEINSPECTION. UNSATISFACTORY CONDITIONS NOT REPAIRED OR CLEANED UPWITHIN 48-HOURS OF NOTIFICATION SHALL RESULT IN A STOP WORK ORDER,AND/OR SAID WORK SHALL BE COMPLETED AT CONTRACTOR'S EXPENSE.13.REMOVAL. THE CONTRACTOR SHALL REMOVE AND DISPOSE OF ALL TEMPORARYEROSION CONTROL MEASURES, STRUCTURES AND DEVICES ONLY AFTERRECEIVING ENGINEER APPROVAL. ALL DEBRIS, STAKES, AND SILTS ALONG SILTFENCES SHALL BE REMOVED AND DISPOSED OFF SITE. THE CONTRACTOR SHALLHAND RAKE SILTED AREAS ALONG THE FENCE LOCATIONS TO PROVIDE A SMOOTHFINAL GRADE AND SHALL RESTORE THE GROUND SURFACE WITH SEED OR SOD, ASREQUIRED, TO MATCH THE FINISHED GRADE TO THE ADJACENT AREA.14.FINAL STORM SEWER SYSTEM. AT THE COMPLETION OF THE WORK AND BEFORETHE FINAL WALK THROUGH, THE CONTRACOR SHALL REMOVE STORM SEWER INLETPROTETION MEASURES AND THOROUGHLY FLUSH THE STORM SEWER SYSTEM.SEDIMENT AND DEBRIS SHALL BE COMPLETELY REMOVED AND CLEANED AT THEINLETS, OUTLETS, AND DOWNSTREAM OF EACH OUTLET. RIPRAP AND GEOTEXTILEFABRIC MAY REQUIRE REPLACEMENT AS DIRECTED BY THE ENGINEER TO OBTAIN ALIKE NEW INSTALLATION ACCEPTABLE TO THE CITY,15.DITCH CHECK (BIOROLL BLANKET SYTEM). BIOROLL AND BLANKET SYSTEMS SHALLBE INSTALLED AS DITCH CHECKS ONLY IN SPECIFIED LOCATIONS AS APPROVED BYTHE CITY ENGINEER. BIOROLLS ARE NOT UTILIZED IN AREAS WHERE VEHICLE ANDCONSTRUCTION TRAFFIC OCCUR.16.CONCRETE WASHOUT ONSITE. ALL LIQUID AND SOLID WASTES GENERATED BYCONCRETE WASHOUT OPERATIONS MUST BE CONTAINED IN A LEAK-PROOFCONTAINMENT FACILITY OR IMPERMEABLE LINER. A COMPACTED CLAY LINER THATDOES ONT ALLOW WASHOUT LIQUIDS TO ENTER GROUND WATER IS CONSIDEREDIMPERMEABLE LINER. THE LIQUID AND SOLID WASTES MUST NOT CONTACT THEGROUND, AND THERE MUST NOT BE RUNOFF FROM THE CONCRETE WASHOUTOPERATIONS OR AREAS. LIQUID AND SOLID WASTES MUST BE DISPOSED OFPROPERLY AND IN COMPLIANCE WITH MPCA REGULATIONS. A SIGN MUST BEINSTALLED ADJACENT TO EACH WASHOUT FACILITY TO INFORM CONCRETEEQUIPMENT OPERATORS TO UTILIZE THE PROPER FACILITIES.1.THE CONTRACTOR SHALL CONDUCT OPERATIONS AND IMPLEMENT MINNESOTAPOLLUTION CONTROL AGENCY (MPCA) BEST MANAGEMENT PRACTICES (BMP) TOCONTROL SITE SILTATION AND EROSION INTO DRAINAGE WAYS. THE CONTRACTORSHALL COMPLY WITH ALL CONDITIONS AND COMPLETION DATES RELATIVE TO ALLPERMITS ISSUED FOR THE WORK TO BE COMPLETED. THE ENGINEER MAY ISSUE ASTOP WORK ORDER FOR ALL DEVELOPMENT WORK AND BUILDING CONSTRUCTIONFOR NONCOMPLIANCE WITH THESE MEASURES.2.SEQUENCING. ALL SILT FENCE AND OTHER EROSION CONTROL MEASURES SHALL BEIN PLACE AND APPROVED BY ENGINEER PRIOR TO ANY REMOVALS, EXCAVATION ORCONSTRUCTION AND SHALL BE MAINTAINED UNTIL VIABLE TURF OR GROUND COVERHAS BEEN ESTABLISHED AND APPROVED BY THE ENGINEER.3.SILT FENCE. THE CONTRACTOR SHALL INSTALL SILT FENCE AT THE LOCATIONSSHOWN ON THE PLANS AND IN ACCORDANCE WITH THE CITY STANDARD DETAILS. SILTFENCE DAMS AND INTERIM SUMPS SHALL BE PLACED TO INTERCEPT SILT FROMCONCENTRATED RUNOFF FROM OPEN GRADED AREAS. ADDITIONAL SILT FENCESHALL BE REQUIRED AS DIRECTED BY THE ENGINEER.4.STOCKPILES. ALL STOCKPILE AREAS SHALL HAVE SILT FENCE OR SEDIMENTTRAPPING SYSTEMS PLACED AROUND THE ENTIRE PERIMETER.5.INLET PROTECTION. THE CONTRACTOR SHALL INSTALL INLET PROTECTION ON ALLEXISTING STORM SEWER INLETS IN ACCORDANCE WITH THE CITY STANDARD DETAILS.INLET PROTECTION SHALL ALSO BE PROVIDED ON ALL PROPOSED STORM SEWERINLETS IMMEDIATELY FOLLOWING CONSTRUCTION OF THE INLET. INLET PROTECTIONMUST BE INSTALLED IN A MANNER THAT WILL NOT IMPOUND WATER FOR EXTENDEDPERIODS OF TIME OR IN A MANNER THAT PRESENTS A HAZARD TO VEHICULAR ORPEDESTRIAN TRAFFIC.6.ROCK CONSTRUCTION ENTRANCE. A ROCK CONSTRUCTION ENTRANCE SHALL BECONSTRUCTED AND MAINTAINED AS SHOWN ON THE PLAN TO REDUCE TRACKING OFSILT AND DIRT ONTO THE PUBLIC STREETS. A GEOTEXTILE FABRIC SHALL BE PLACEDUNDERNEATH THE ROCK. THE ROCK SHALL BE PERIODICALLY REPLENISHED TOMAINTAIN THE INTENDED PERFORMANCE. MUD AND DEBRIS SHALL BE REMOVED ORSCRAPED FROM TIRES AND VEHICLE UNDERCARRIAGE PRIOR TO LEAVING THE SITE.7.STREET SWEEPING. ALL STREETS USED FOR ACCESS TO THE SITE AND HAUL ROUTESUSED FOR CONSTRUCTION EQUIPMENT AND MATERIAL SUPPLIES SHALL BE CLEANEDAT THE END OF EACH WORKING DAY. THE CITY OR ENGINEER MAY ORDERADDITIONAL SWEEPING OF THE STREETS AS DEEMED REQUIRED ATDEVELOPER/CONTRACTOR EXPENSE.8.DEWATERING. EACH EXCAVATION SHALL BE KEPT DRY DURING THE COURSE OF ALLWORK HEREIN, INCLUDING SUBGRADE CORRECTION, PIPE INSTALLATION, STRUCTURECONSTRUCTION AND BACKFILLING, TO THE EXTENT THAT NO DAMAGE FROMHYDROSTATIC PRESSURE, FLOATATION OR OTHER DAMAGE RESULTS. ALLEXCAVATIONS SHALL BE DEWATERED TO A DEPTH OF AT LEAST 3 INCHES BELOW THEBOTTOM OF THE CONCRETE SLAB OR PIPE TO BE INSTALLED THEREIN. THECONTRACTOR MAY USE ANY METHOD OR COMBINATION OF METHODS FORDEWATERING HE CHOOSES; HOWEVER, ALL DEWATERING METHODS AND EQUIPMENTWHICH IN THE OPINION OF THE ENGINEER, ARE INEFFECTIVE SHALL BE ABANDONED,IMPROVED, REPLACED OR THERWISE ALTERED TO OBTAIN EFFECTIVE DEWATERING.THE CONTRACTOR SHALL PROVIDE ALL POWER, PUMPS, MATERIALS AND APPARATUSNECESSARY, AND SHALL BE RESPONSIBLE FOR DISPOSING OF THE WATER PUMPEDFROM THE EXCAVATION IN A MANNER WHICH WILL NOT INTERFERE WITH OTHERWORK WITHIN THE AREA AND NOT TO DAMAGE PUBLIC OR PRIVATE PROPERTY. THECONTRACTOR WILL BE HELD RESPONSIBLE FOR THE CONDITION OF ANY PIPE,CONDUIT, DITCH, CHANNEL OR NATURAL WATERCOURSE UTILIZED FOR DRAINAGEPURPOSES, AND ALL EROSION, SEDIMENT OR OTHER ADVERSE RESULTS OF THEIRUSE SHALL BE REPAIRED.9.POSITIVE DRAINAGE AND PROTECTION. THE CONTRACTOR SHALL MAINTAIN POSITIVEDRAINAGE THROUGHOUT THE SITE AT ALL TIMES. LOW POINTS WITHIN AND ALONGROADWAYS ARE EXPRESSLY PROHIBITED. THE CONTRACTOR SHALL BE RESPONSIBLEFOR TEMPORARY DITCHES, PIPING OR OTHER MEANS TO FACILITATE PROPERDRAINAGE DURING CONSTRUCTION. TO PROTECT PREVIOUSLY GRADED AREAS FROMEROSION, WOOD FIBER BLANKET SHALL BE PLACED IMMEDIATELY ON STEEP SLOPES(3:1 OR GREATER) AND EMBANKMENTS, PERMANENT AND TEMPORARY PONDS, ANDOUTLETS AND OVERFLOWS TO PROTECT THE COMPLETED GRADE AND MINIMIZE SILTIN THE RUNOFF.10.DRAINAGE DITCHES. THE NORMAL WETTED PERIMETER OF ANY TEMPORARY ORPERMANENT DRAINAGE DITCH OR SWALE THAT DRAINS WATER FROM ANY PORTIONOF THE CONSTRUCTION SITE, OR DIVERTS WATER AROUND THE SITE, MUST BESTABILIZED WITHIN 200 LINEAR FEET FROM THE PROPERTY EDGE, OR FROM THEPOINT OF DISCHARGE INTO ANY SURFACE WATER. STABILIZATION OF THE LAST 200LINEAL FEET MUST BE COMPLETED WITHIN 24 HOURS AFTER CONNECTING TO ASURFACE WATER. STABILIZATION OF THE REMAINING PORTIONS OF ANY TEMPORARYOR PERMANENT DITCHES OR SWALES MUST BE COMPLETE WITHIN 14 DAYS AFTERCONNECTING TO A SURFACE WATER AND CONSTRUCTION IN THAT PORTION OF THEDITCH HAS TEMPORARILY OR PERMANENTLY CEASED. TEMPORARY OR PERMANENTDITCHES OR SWALES THAT ARE BEING USED AS A SEDIMENT CONTAINMENT SYSTEM(WITH PROPERLY DESIGNED ROCK DITCH CHECKS, BIO ROLLS, SILT DIKES, ETC.) DONOT NEED TO BE STABILIZED. THESE AREAS MUST BE STABILIZED WITHIN 24 HOURSAFTER NO LONGER BEING USED AS A SEDIMENT CONTAINMENT SYSTEM.11.TURF ESTABLISHMENT. ALL EXPOSED SOIL AREAS MUST BE STABILIZED AS SOON ASPOSSIBLE TO LIMIT SOIL EROSION BUT IN NO CASE LATER THAN 14 DAYS AFTER THECONSTRUCTION ACTIVITY IN THAT PORTION OF THE SITE HAS TEMPORARILY ORPERMANENTLY CEASED.CITY STANDARD GRADING, EROSIONCONTROL, AND SITE RESTORATION NOTESNOTES1.SEE SHEET G-002 FOR ADDITIONAL PROJECT NOTES.2.ALL DIMENSIONS ARE TO FACE OF CURB UNLESS OTHERWISENOTED3.DESIGN BY OTHERS ITEMS SHOWN FOR REFERENCE ONLY.EXACT LOCATION, DETAIL, AND DESIGN BY OTHERS.COORDINATE WITH PROJECT PARTNERS TO OBTAIN RELATEDCONSTRUCTION DOCUMENTS/DRAWINGS4.CONSTRUCTION SHALL HAVE STABILIZED EXIT AT ALL TIMETHROUGHOUT THE DURATION OF THE PROJECT. CONTRACTORIS ULTIMATELY RESPONSIBLE TO PROJECT DOWNSTREAMWATERS FROM CONSTRUCTION RUNOFF.5.UNTRENCHED SILT FENCE OR ORANGE SNOW FENCE MAY BEUSED FOR TREE PROTECTION.6.CONSTRUCTION LIMITS AND SILT FENCE SHOWN OFFSET TOTHE PROPERTY LINE FOR CLARITY, WHERE APPLICABLE.7.CLEAR AND GRUB AS NEEDED WITHIN LIMITS OF DISTURBANCE8.EROSION CONTROL BLANKET SHALL BE INSTALLED ON ALLSLOPES 4:1 OR STEEPER, UPON COMPLETION OF GRADING.9.EXISTING SPOT ELEVATIONS AT MATCH POINTS ARE BASED ONPOINT TO POINT SURVEY DATA. CONTRACTOR IS RESPONSIBLEFOR VERIFYING CONNECTION POINTS PRIOR TO INSTALLATIONOF IMPROVEMENTS AND FOR MAKING NECESSARYADJUSTMENTS IN THE FIELD FOR CONSTRUCTABILITY AND TOENSURE SMOOTH TRANSITIONS TO FIELD CONDITIONS.CONTRACTOR SHALL NOTIFY ENGINEER IN WRITING OF ANYFIELD DISCREPANCIES. CONTRACTOR IS RESPONSIBLE FORREWORK OF ANY UNCOMMUNICATED DISCREPANCIES.10.CONTRACTOR SHALL IMMEDIATELY NOTIFY THE OWNER ANDENGINEER IN WRITING OF DISCREPANCIES OR CONFLICTS INTHE CONTRACT DOCUMENTS BEFORE COMMENCING WORK. NOFIELD CHANGES OR DEVIATIONS ARE TO BE MADE WITHOUTPRIOR WRITTEN APPROVAL FROM THE ENGINEER. FAILURE TONOTIFY OWNER AND ENGINEER OF AN IDENTIFIABLE CONFLICTBEFORE PROCEEDING WITH INSTALLATION RELIEVES OWNERAND ENGINEER OF ANY OBLIGATION TO PAY FOR A RELATEDCHANGE ORDER.11.CONTRACTOR TO PROVIDE SOIL CORRECTIONS BELOW THEFOOTPRINT OF THE SURFACE INFILTRATION BASIN. SOILCORRECTION SHALL BE PROVIDED BELOW THE 925.0ELEVATION. CORRECTION SHALL REMOVE SOILS THAT PROHIBITINFILTRATION, WHICH INCLUDES ALL SOIL TYPES THAT ARE NOTSP CLASSIFIED UNIFORM SANDS OR SP-SM CLASSIFIED SILTYSANDS OR SM SILTY SANDS, AND PROVIDE A CLEAN SAND INACCORDANCE WITH MNDOT 3149.2B MODIFIED SO THAT NOMORE THAN 5% PASSES THE NO. 200 SIEVE AND NO MORE THAN50 PERCENT PASSING THE #40 SIEVE, IMPORTED TO THE SITEAND COMPACTED IN PLACE. SOILS SHALL BE CORRECTED TO AMAXIMUM DEPTH OF 5 FEET WHICH CORRESPONDS TO ANELEVATION OF 920' BELOW THE SYSTEM FOOTPRINT.12.ON SITE SANDY SOIL MAY BE MINED AND USED FOR SOILCORRECTION IF TESTED AND APPROVED BY OWNER'SGEOTECHNICAL REPRESENTATIVE.13.OWNER'S GEOTECHNICAL REPRESENTATIVE SHALL BEPRESENT ON SITE AT TIME OF CORRECTION. CONTACT AMINIMUM OF 2 BUSINESS DAYS PRIOR TO COMMENCINGCORRECTION ACTIVITIES.CITY STANDARD GRADING, EROSIONCONTROL, AND SITE RESTORATION NOTES
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