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HomeMy WebLinkAbout230116-ARMSTRONG KELLEY PARK REV-1MAIN S T R E E TOLD MILL ROADEAST BAY © 2022 Microsoft Corporation © 2022 Maxar ©CNES (2022) Distribution Airbus DS Project Number:Registration: VICINITY MAP LOCUS last modified: 01/16/23 printed: 01/16/23 by jvH:\Projects\2021\21080 Armstrong Kelley Park\Drawings\21080 CV.dwg1 2 3 4 5 6 7 Checked By: Drawn By: Designed By: Date Issued: Sheet Number: Revisions Appr.Rev. Date By Description Graphic Scale 1-inch = 500-feet Drawing Number: Horsley Witten Group, Inc. Sustainable Environmental Solutions www.horsleywitten.com Headquarters 90 Route 6A Sandwich, MA 02563 (508) 833-6600 voice (508) 833-3150 fax 294 Washington Street Suite 801 Boston, MA 02108 (857) 263-8193 voice (617) 574-4799 fax 55 Dorrance Street Suite 403 Providence, RI 02906 (401) 272-1717 voice (401) 439-8368 fax Prepared By: Plan Set: Prepared For: MASSACHUSETTS SCALE IN FEET North SITE Graphic Scale TOWN North SITE SCALE IN FEET Graphic Scale ARMSTRONG KELLEY PARK PERMITTING PLANS BARNSTABLE, MA DECEMBER 6, 2022 REVISED: JANUARY 16, 2023 21080 of1 8 ARMSTRONG KELLEY PARK PERMITTING PLANS BARNSTABLE, MA The Trustees of Reservations 830 Drift Road Westport, MA 02790 ---- GENERAL NOTES: 1. THIS PLAN SET IS FOR PERMITTING ONLY AND NOT FOR CONSTRUCTION. SURVEY CONDUCTED BY HORSLEY WITTEN GROUP (HW) IN JULY, 2021. HORIZONTAL DATUM IS MASS STATE PLANE COORDINATE SYSTEM. DATUM ESTABLISHED BY GPS RTK. THE ELEVATIONS DEPICTED HEREON WERE BASED ON THE NORTH AMERICAN VERTICAL DATUM (NAVD) OF 1988. 2. THE PROPERTY LINES AND RIGHTS OF WAYS DEPICTED HAVE BEEN ESTABLISHED BY FIELD SURVEY AND DEED AND PLANS OF RECORD. 3. ABUTTER INFORMATION FROM ASSESSOR'S MAP. 4. SITE INFORMATION: PLAT 141 LOT 38 ADDRESS:675 MAIN STREET OSTERVILLE,MA ZONING DISTRICT: BUSINESS A/RESIDENCE C 5. THE PROPERTY IS LOCATED WITHIN F.I.R.M ZONES AE (EL. 12) AND X, AS SHOWN ON COMMUNITY PANEL NO, 25001C0544J DATED JULY 16, 2014. 6. THE WETLAND DELINEATION SHOWN HEREON WAS CONDUCTED BY THE HORSLEY WITTEN GROUP, INC. ON JULY 14, 2021. DECEMBER 6, 2022 JLV JLV BRK 1:150000 1500000 1:12000 120000 113 R2 Water Street Exeter, NH 03833 (603) 658-1660 voice 1C - 01/16/23 JLV RAC Revised per Town comments North PERMITTING SET ONLY NOT FOR CONSTRUCTION Sheet List Table Sheet Number Sheet Title C-1 COVER SHEET C-2 NOTES & LEGEND C-3 EROSION CONTROL & SITE PREPARATION PLAN C-4 ACCESS DRIVE, PARKING, & DRAINAGE PLAN C-5 DRIVEWAY PROFILE C-6 DETAILS L-1 LANDSCAPE PLAN L-2 LANDSCAPE DETAILS Revisions Appr.Rev. Date By Description 1 2 3 4 5 6 7 DECEMBER 6, 2022 JLV JLV BRK NOTES & LEGEND ARMSTRONG KELLEY PARK PERMITTING PLANS BARNSTABLE, MA Survey Provided By:Sheet Number:Project Number:Registration:Prepared For:Plan Set: Plan Title:Sheet :Horsley Witten Group, Inc. 90 Route 6A Sandwich, MA 02563 Phone: (508) 833-6600 Fax: (508) 833-3150 Dated: JULY 2021 The Trustees of Reservations 830 Drift Road Westport, MA 02790 Phone: ---- Fax: ----2821080oflast modified: 01/16/23 printed: 01/16/23 by jv H:\Projects\2021\21080 Armstrong Kelley Park\Drawings\21080 CV.dwg 2C -Checked By:Designed By:Date:Drawn By: Sustainable Environmental Solutions www.horsleywitten.com 90 Route 6A Sandwich, MA 02563 508-833-6600 voice 508-833-3150 fax Horsley Witten Group, Inc. GENERAL CONSTRUCTION NOTES:1. ALL SITE WORK TO COMPLETE THIS PROJECT AS INDICATED ON THE DRAWINGS AND IN THE SPECIFICATIONS IS THE SOLERESPONSIBILITY OF THE CONTRACTOR.2. IMMEDIATELY CONTACT AND COORDINATE WITH THE ENGINEER AND OWNER IF ANY DEVIATION OR ALTERATION OF THE WORKPROPOSED ON THESE DRAWINGS IS REQUIRED.3. UTILIZE ALL PRECAUTIONS AND MEASURES TO ENSURE THE SAFETY OF THE PUBLIC, ALL PERSONNEL AND PROPERTY DURINGCONSTRUCTION IN ACCORDANCE WITH OSHA STANDARDS, INCLUDING THE INSTALLATION OF TEMPORARY FENCING BARRICADES,SAFETY LIGHTING, CONES, POLICE DETAIL AND/OR FLAGMEN AS DETERMINED NECESSARY BY THE TOWN. THE CONTRACTOR ISRESPONSIBLE FOR THE COST OF POLICE DETAIL AND FOR COORDINATING WITH THE LOCAL OR STATE POLICE DEPARTMENT FOR ALLREQUIRED POLICE DETAIL.4. MAKE ALL NECESSARY CONSTRUCTION NOTIFICATIONS AND APPLY FOR AND OBTAIN ALL NECESSARY CONSTRUCTION PERMITS, PAYALL FEES INCLUDING POLICE DETAILS AND POST ALL BONDS, IF NECESSARY, ASSOCIATED WITH THE SAME, AND COORDINATE WITHTHE OWNER AND THE ENGINEER.5. ALL EXISTING CONDITIONS SHOWN ARE APPROXIMATE AND ARE BASED ON THE BEST INFORMATION AVAILABLE. PRIOR TO THESTART CONSTRUCTION VERIFY THAT THE PROPOSED IMPROVEMENTS SHOWN ON THE PLANS DO NOT CONFLICT WITH ANY KNOWNEXISTING OR OTHER PROPOSED IMPROVEMENTS. IF ANY CONFLICTS ARE DISCOVERED, NOTIFY THE OWNER AND THE ENGINEERPRIOR TO INSTALLING ANY PORTION OF THE SITE WORK WHICH WOULD BE AFFECTED.6. THE LOCATION AND/OR ELEVATION OF EXISTING UTILITIES AND STRUCTURES AS INDICATED ON THE DRAWINGS ARE BASED ONRECORDS OF VARIOUS UTILITY COMPANIES, AND WHEREVER POSSIBLE, MEASUREMENTS TAKEN IN THE FIELD. THIS INFORMATION ISNOT TO BE RELIED UPON AS BEING EXACT OR COMPLETE. VERIFY THE LOCATION OF ALL UNDERGROUND UTILITIES ANDSTRUCTURES IN THE FIELD PRIOR TO THE START OF CONSTRUCTION. CONTACT THE APPROPRIATE UTILITY COMPANY, ANYGOVERNING PERMITTING AUTHORITY IN THE TOWN, AND "DIGSAFE" (1-888-344-7233) AT LEAST THREE BUSINESS DAYS PRIOR TO ANYEXCAVATION WORK TO REQUEST EXACT FIELD LOCATION OF UTILITIES. THE CONTRACTOR MUST RESOLVE CONFLICTS BETWEENTHE PROPOSED UTILITIES AND FIELD-LOCATED UTILITIES AND REPORT ANY DISCREPANCIES TO THE ENGINEER IMMEDIATELY. THEENGINEER ASSUMES NO RESPONSIBILITY FOR DAMAGES INCURRED AS A RESULT OF UTILITIES OMITTED, INCOMPLETELY ORINACCURATELY SHOWN. THE CONTRACTOR MUST MAINTAIN ACCURATE RECORDS OF THE LOCATION AND ELEVATION OF ALL WORKINSTALLED AND EXISTING UTILITIES FOUND DURING CONSTRUCTION FOR THE PREPARATION OF THE AS-BUILT PLAN.7. COORDINATE AND MAKE ALL CONNECTION ARRANGEMENTS WITH UTILITY COMPANIES, AS REQUIRED.8. THE CONTRACTOR MUST MAINTAIN ALL EXISTING UTILITIES IN WORKING ORDER AND FREE FROM DAMAGE DURING THE ENTIREDURATION OF THE PROJECT. REPAIR ANY DAMAGE TO EXISTING UTILITY LINES OR STRUCTURES INCURRED DURING CONSTRUCTIONOPERATIONS AT NO COST TO THE OWNER. THE CONTRACTOR IS RESPONSIBLE FOR ALL COST RELATED TO THE REPAIR OFUTILITIES. EXCAVATION REQUIRED WITHIN THE PROXIMITY OF EXISTING UTILITY LINES MUST BE DONE BY HAND.9. COORDINATE ALL TRENCHING WORK WITHIN ROADWAYS WITH THE PROPER LOCAL & STATE AGENCY. THE CONTRACTOR ISRESPONSIBLE FOR ALL TRENCH SAFETY INCLUDING ANY LOCAL AND/OR STATE PERMITS REQUIRED FOR THE TRENCH WORK. IF THISWORK IS REQUIRED TO OCCUR OUTSIDE THE AGREED UPON HOURS OF OPERATION FOR THE FACILITY, THE CONTRACTOR MUSTPLAN ACCORDINGLY.10. IMPORT ONLY CLEAN MATERIAL. MATERIAL FROM AN EXISTING OR FORMER 21E SITE AS DEFINED BY THE MASSACHUSETTSCONTINGENCY PLAN 310 CMR 40.0000 WILL NOT BE ACCEPTED .11. IT IS THE RESPONSIBILITY OF THE CONTRACTOR TO ESTABLISH AND MAINTAIN ALL CONTROL POINTS AND BENCHMARKS DURINGCONSTRUCTION INCLUDING BENCHMARK LOCATIONS AND ELEVATIONS AT CRITICAL AREAS. COORDINATE WITH THE ENGINEER THELOCATION OF ALL CONTROL POINTS AND BENCHMARKS.12. SITE LAYOUT SURVEY REQUIRED FOR CONSTRUCTION MUST BE PROVIDED BY THE CONTRACTOR AND PERFORMED BY AMASSACHUSETTS' REGISTERED PROFESSIONAL LAND SURVEYOR. THE CONTRACTOR IS RESPONSIBLE FOR COORDINATING WITHTHE SURVEYOR FOR ALL SITE SURVEY WORK.13. MAINTAIN ALL GRADE STAKES SET BY THE SURVEYOR. GRADE STAKES ARE TO REMAIN UNTIL A FINAL INSPECTION OF THE ITEM HASBEEN COMPLETED BY THE ENGINEER. RE-STAKING OF PREVIOUSLY SURVEYED SITE FEATURES IS THE RESPONSIBILITY (INCLUDINGCOST) OF THE CONTRACTOR.14. UNLESS OTHERWISE INDICATED ON THE DRAWINGS AND/OR IN THE SPECIFICATIONS, ALL SITE CONSTRUCTION MATERIALS ANDMETHODOLOGIES ARE TO CONFORM TO THE MOST RECENT VERSION OF THE MASSACHUSETTS DEPARTMENT OF TRANSPORTATIONSTANDARD SPECIFICATIONS (THE COMMONWEALTH OF MASSACHUSETTS DEPARTMENT OF TRANSPORTATION SPECIFICATIONS FORHIGHWAY AND BRIDGES 2020 EDITION, AND THE SUPPLEMENTAL SPECIFICATIONS DATED JUNE 30, 2020).15. PROVIDE ALL CONSTRUCTION SERVICE IN ACCORDANCE WITH APPLICABLE LAWS AND REGULATIONS REGARDING NOISE, VIBRATION,DUST, SEDIMENTATION CONTAINMENT, AND TRENCH WORK.16. COLLECT SOLID WASTES AND STORE IN A SECURED DUMPSTER. THE DUMPSTER MUST MEET ALL LOCAL AND STATE SOLID WASTEMANAGEMENT REGULATIONS.17. RESTORE ALL SURFACES EQUAL TO THEIR ORIGINAL CONDITION AFTER CONSTRUCTION IS COMPLETE PER SPECIFICATIONS. LEAVEALL AREAS NOT DISTURBED BY CONSTRUCTION IN THEIR NATURAL STATE. TAKE CARE TO PREVENT DAMAGE TO SHRUBS, TREES,OTHER LANDSCAPING AND/OR NATURAL FEATURES. WHEREAS THE PLANS DO NOT SHOW ALL LANDSCAPE FEATURES, EXISTINGCONDITIONS MUST BE VERIFIED BY THE CONTRACTOR IN ADVANCE OF THE WORK.18. PROVIDE A UNIT PRICE COST IN CUBIC YARD MEASURE FOR LEDGE AND/OR BOULDER REMOVAL. LEDGE AND/OR BOULDERS LESSTHAN 1 CUBIC YARD IN SIZE BASED ON THE AVERAGE DIMENSIONS WILL NOT BE CONSIDERED PAYABLE ROCK. PROVIDE UNIT PRICESFOR BOTH ON AND OFF SITE DISPOSAL. IF ADDITIONAL FILL MATERIAL IS REQUIRED INCLUDE THE COST OF ALL FILL MATERIAL.19. REGULARLY INSPECT THE PERIMETER OF THE PROPERTY TO CLEAN UP AND REMOVE LOOSE CONSTRUCTION DEBRIS BEFORE ITLEAVES THE SITE. PROMPTLY REMOVE ALL DEMOLITION DEBRIS FROM THE SITE TO AN APPROVED DUMP SITE.20. ALL TRUCKS LEAVING THE SITE MUST BE COVERED.21. DO NOT WASH ANY CONCRETE TRUCKS ONSITE. REMOVE BY HAND ANY CEMENT OR CONCRETE DEBRIS LEFT IN THE DISTURBEDAREA.22. BURIAL OF ANY STUMPS, SOLID DEBRIS, AND/OR STONES/BOULDERS ONSITE IS PROHIBITED. DO NOT USE ROAD SALT OR OTHERDE-ICING CHEMICALS ON THE ACCESS ROADWAY.23. AT THE END OF CONSTRUCTION, REMOVE ALL CONSTRUCTION DEBRIS AND SURPLUS MATERIALS FROM THE SITE [AS INDICATED INTHE SPECIFICATIONS]. PERFORM A THOROUGH INSPECTION OF THE WORK PERIMETER. COLLECT AND REMOVE ALL MATERIALS ANDBLOWN OR WATER CARRIED DEBRIS FROM THE SITE.GENERAL DEMOLITION NOTES: IT IS THE CONTRACTOR'S RESPONSIBILITY TO COORDINATE WITH THE OWNER, PROJECT LANDSCAPE ARCHITECT, AND PROJECTENGINEER TO DEVELOP A SUITABLE DEMOLITION PLAN, WHICH WILL ALLOW THE FACILITIES TO REMAIN IN OPERATION DURING THEENTIRETY OF CONSTRUCTION.1. UNLESS OTHERWISE NOTED, THE CONTRACTOR IS RESPONSIBLE FOR THE RELOCATION, DEMOLITION, REMOVAL AND DISPOSAL, IN ALOCATION APPROVED BY ALL GOVERNING AUTHORITIES, OF ALL EXISTING SITE ELEMENTS AND STRUCTURES INCLUDING, BUT NOTLIMITED TO, BUILDINGS, ROADWAYS, PARKING AREAS, PARKING ISLANDS, BITUMINOUS CONCRETE, CEMENT CONCRETE, GRAVEL,CURBS, WALKWAYS, SIDEWALKS, BERMS, FENCES, BOLLARDS, POSTS, PLANTING BEDS, TREES, SHRUBS, UTILITIES, DRAINAGESTRUCTURES AND ALL OTHER STRUCTURES SHOWN AND NOT SHOWN WITHIN CONSTRUCTION LIMITS, AND WHERE NEEDED, TOALLOW FOR NEW CONSTRUCTION. ALL FACILITIES TO BE REMOVED ARE TO BE UNDERCUT TO SUITABLE MATERIAL AND BROUGHT TOGRADE WITH SUITABLE COMPACTED FILL MATERIAL PER SPECIFICATIONS.2. REMOVE ALL DEBRIS FROM THE SITE AND DISPOSE OF THE DEBRIS IN A PROPER AND LEGAL MANNER.3. OBTAIN ALL PERMITS REQUIRED FOR DEMOLITION AND DISPOSAL.4. MAINTAIN CONTINUOUS ACCESS AND OPERATION FOR SURROUNDING FACILITIES, AS DEEMED BY THE OWNER, AT ALL TIMES DURINGDEMOLITION OF THE EXISTING FACILITIES.5. PRIOR TO DEMOLITION OCCURRING, ALL EROSION CONTROL DEVICES ARE TO BE INSTALLED.BASIC CONSTRUCTION SEQUENCE:THE FOLLOWING CONSTRUCTION SEQUENCE IS TO BE USED AS A GENERAL GUIDELINE. COORDINATE WITH THE OWNER, ENGINEERS, ANDLANDSCAPE ARCHITECT AND SUBMIT A PROPOSED CONSTRUCTION SEQUENCE FOR REVIEW AND APPROVAL PRIOR TO CONSTRUCTION.1. SURVEY AND STAKE THE PROPOSED LIMIT OF DISTURBANCE AND LIMIT OF SEDIMENTATION BARRIERS.2. PLACE SEDIMENTATION BARRIERS AS INDICATED ON DRAWINGS AND STAKED OUT IN THE FIELD. UNDER NO CIRCUMSTANCES IS THELIMIT OF WORK TO EXTEND BEYOND THE SEDIMENTATION BARRIERS/LIMIT OF DISTURBANCE AS INDICATED ON DRAWINGS ASAPPROVED BY THE LOCAL CONSERVATION COMMISSION AND DEPARTMENT OF ENVIRONMENTAL PROTECTION (DEP).3. BEGIN DEMOLITION AND CLEARING THE SITE AS REQUIRED.4. SURVEY AND STAKE CENTERLINE OF THE PROPOSED ROADS, STORMWATER MANAGEMENT AREAS, AND DRAINAGE LINES.5. EXCAVATE AND ROUGH GRADE THE PROPOSED STORMWATER MANAGEMENT AREAS AND ANY ADDITIONAL TEMPORARY BASINSNECESSARY TO CONTROL SITE RUNOFF AND SEDIMENTS. TEMPORARILY STABILIZE/SEED PERMANENT STORMWATER MANAGEMENTAREAS AS NECESSARY TO REDUCE SIDE SLOPE EROSION AND SEDIMENT ACCUMULATION.6. BEGIN CLEARING AND GRUBBING THE AREAS OF ROADWAYS AND STORMWATER MANAGEMENT AREAS. TOPSOIL IS TO BE STRIPPEDFROM THE AREA OF THE PROPOSED ROADWAYS AND STORMWATER MANAGEMENT AREAS AND STOCKPILED IN APPROVEDLOCATIONS. TOPSOIL STOCKPILES MUST BE PROTECTED BY A SEDIMENT BARRIER.7. INSTALL TEMPORARY CONVEYANCE DEVICES (SWALES, CHECK DAMS, PIPES, ETC.) AS NECESSARY TO CONVEY RUNOFF TOTREATMENT AREAS.8. BEGIN ROUGH GRADING AREAS FOR ROADS, PARKING AND BUILDINGS. BRING ROUGH GRADING TO PROPER ELEVATIONS AS SOON ASPRACTICABLE. COORDINATE WORK TO MINIMIZE TIME SOILS ARE UN-STABILIZED.9. INSTALL DRAINAGE PIPES, DRAINAGE MANHOLES, CATCH BASINS, AND UNDERGROUND DRAINAGE STRUCTURES. BEGIN WORK AT THESTORMWATER MANAGEMENT AREAS AND PROGRESS UP-GRADIENT. PROTECT DISCHARGE OUTLETS WITH RIP-RAP APRONS. THESTORMWATER MANAGEMENT AREA(S) AND DRAINAGE NETWORK ARE TO BE PROTECTED FROM SEDIMENTATION UNTIL ALLUN-STABILIZED AREAS ARE STABILIZED WITH STONE SUB-BASE OR VEGETATION. INSTALL SEDIMENT BARRIERS AT ALL POINTS OFENTRY INTO THE DRAINAGE NETWORK. TAKE PARTICULAR CARE TO PROTECT THE UNDERGROUND STRUCTURES FROM SEDIMENT.10. PERMANENTLY SEED ALL DISTURBED AREAS OUTSIDE OF THE AREA TO BE PAVED.11. UPON COMPLETION OF UNDERGROUND DRAINAGE INSTALLATION, PLACE COMPACTED GRAVEL FOUNDATION AND ROUGH GRADE THEROADWAYS/PARKING AREAS IN ACCORDANCE WITH THE SITE PLANS AND IN ACCORDANCE WITH APPLICABLE STATE AND LOCALREGULATIONS AS SOON AS POSSIBLE.12. BEGIN ROAD AND PARKING CONSTRUCTION PER SITE PLANS AND IN ACCORDANCE WITH APPLICABLE STATE AND LOCALREGULATIONS. ROADS AND PARKING AREAS ARE NOT TO BE PAVED UNTIL THE ENTIRE PERMANENT DRAINAGE SYSTEM HAS BEENINSTALLED AND ALL PIPE CONNECTIONS COMPLETE.13. FINISH PERMANENT STABILIZATION. COMPLETE PERMANENT STORMWATER MANAGEMENT AREA SEEDING AND PLANTING AFTER THECONTRIBUTING AREA TO THE BASIN HAS REACHED A MINIMUM OF 80% STABILIZATION AND IS NO LONGER REQUIRED AS ACONSTRUCTION SEDIMENTATION BASIN.14. COMPLETE ALL REMAINING PLANTING AND SEEDING.15. SWEEP THE ROADWAY TO REMOVE ALL SEDIMENTS. REPAIR DRAINAGE OUTLETS AND BASINS AS REQUIRED. CLEAN AND FLUSH THEDRAINAGE STRUCTURES AND PIPES AT THE END OF CONSTRUCTION AND REMOVE ALL ACCUMULATED SEDIMENTS IN THESTORMWATER MANAGEMENT AREAS. CONTRACTOR MUST INSPECT THE DRAINAGE NETWORK AND REPAIR ANY DAMAGEIMMEDIATELY.16. ENGINEER TO APPROVE THE REMOVAL OF ALL TEMPORARY SOIL EROSION AND SEDIMENTATION CONTROL MEASURES FOLLOWINGVEGETATIVE ESTABLISHMENT OF ALL DISTURBED AREAS AND DETERMINE WHEN THE CONTRIBUTING AREA HAS REACHED A MINIMUMOF 80% STABILIZATION.GENERAL GRADING AND DRAINAGE NOTES:1. ALL CUT AND FILL SLOPES SHALL BE 3:1 OR FLATTER UNLESS OTHERWISE NOTED.2. EXISTING GRADE CONTOUR INTERVALS SHOWN AT 1 FOOT.3. PROPOSED GRADE CONTOUR INTERVALS SHOWN AT 1 FOOT.4. ADJUST AND/OR CUT EXISTING PAVEMENT AS NECESSARY TO ASSURE A SMOOTH FIT AND CONTINUOUS GRADE.5. PROVIDE POSITIVE DRAINAGE AWAY FROM BUILDINGS FOR ALL NATURAL AND PAVED AREAS. IMMEDIATELY NOTIFY THE ENGINEER IFPOSITIVE DRAINAGE CANNOT BE PROVIDED.6. UNLESS INDICATED OTHERWISE ON THE DRAWINGS OR DETAIL, A MINIMUM CONCRETE FOUNDATION REVEAL OF 8" TO BE PROVIDEDAT ALL BUILDING CORNERS. NOTIFY THE ENGINEER AND ARCHITECT IF ANY DEVIATION OR ALTERATION OF FOUNDATION REVEAL ISREQUIRED.7. REFER TO ARCHITECTURAL PLAN AND SPECIFICATIONS FOR EARTHWORK AND COMPACTION REQUIREMENTS FOR ALL SLABS ANDBUILDING FOUNDATIONS.8. PROPOSED ELEVATIONS ARE SHOWN TO FINISH GRADE UNLESS NOTED OTHERWISE.9. ALL EARTHWORK AND SITE PREPARATION MUST BE DONE IN STRICT ACCORDANCE WITH THE RECOMMENDATIONS OF ANYSUBSURFACE INVESTIGATION OR GEOTECHNICAL REPORTS PREPARED FOR THIS SITE.10. ALL DRAINAGE STRUCTURES AND PIPES MUST BE CONNECTED TO THE DRAINAGE SYSTEM PRIOR TO THE INSTALLATION OF DENSEGRADE.DEWATERING:1. A HIGH WATER TABLE IS PRESENT ON SITE. IF DEWATERING IS REQUIRED DURING EXCAVATION, TEMPORARILY LOWER THE WATERTABLE [PER SPECIFICATIONS OR] BY PUMPING. INSTALL A DEWATERING BASIN AS INDICATED IN THE DEWATERING BASIN DETAIL ANDPROVIDE A DEWATERING PLAN DEPICTING PROPOSED DEWATERING LOCATION FOR REVIEW AND APPROVAL. DIRECT THE PUMPDISCHARGE TO BASIN TO PREVENT SEDIMENTS FROM LEAVING THE CONSTRUCTION AREA. INSTALL ADDITIONAL BASINS IF REQUIRED.INSTALL THE BASIN AS INDICATED ON DRAWINGS IF SO NOTED, OTHERWISE INSTALL THE BASIN(S) WITHIN THE LIMIT OF DISTURBANCEINDICATED BY THE SILT FENCE OR STRAWBALES.2. PRIOR TO ANY DEWATERING, THE DEWATERING PLAN MUST BE APPROVED BY THE ENGINEER.3. IF DEWATERING IS NECESSARY DURING CONSTRUCTION, IMPLEMENT THE PROPER ESC MEASURES ON SITE TO PREVENT EROSION ORSEDIMENT RUNOFF. THESE MEASURES CAN INCLUDE DEWATERING BAGS, TEMPORARY STRAWBALES, SILT FENCES, SILT SOCKSAND/OR OTHER APPROVED DEVICES AS INDICATED IN THE DETAILS.STORMWATER FACILITY OPERATION & MAINTENANCE:THE CONTRACTOR IS RESPONSIBLE FOR THE PROPER INSPECTION AND MAINTENANCE OF ALL STORMWATER MANAGEMENT FACILITIES ASOUTLINED BELOW DURING CONSTRUCTION AND UNTIL SUCH TIME THAT THE ROADWAYS AND ASSOCIATED UTILITIES ARE ACCEPTED BYTHE OWNER AND THE ENGINEER.1. INSPECT AND RESTORE/CLEAN ALL FACILITIES (INLETS, DRAINAGE STRUCTURES, INFILTRATION BASIN, STORMWATER MANAGEMENTAREAS AS DESCRIBED BELOW OF SEDIMENT AND DEBRIS PRIOR TO THE OWNER'S ACCEPTANCE.2. REMOVE AND DISPOSE ALL SEDIMENT AND DEBRIS TO A PRE-APPROVED LOCATION.3. REFER TO THE STORMWATER POLLUTION PREVENTION PLAN (SWPPP) FOR ADDITIONAL INFORMATION PERTAINING TO STORMWATERFACILITY OPERATION AND MAINTENANCE REQUIREMENTS. MAINTAIN A WORKING COPY OF THE SWPPP ON SITE AT ALL TIMES.4. AT A MINIMUM INSPECT MONTHLY AND AFTER STORM EVENTS GREATER THAN OR EQUAL TO 1" OF RAINFALL AS NECESSARY FOR THEENTIRE DURATION OF THE CONSTRUCTION PROJECT AND THE FIRST 3 MONTHS AFTER CONSTRUCTION TO ENSURE PROPERSTABILIZATION.5. SPECIFIC MAINTENANCE REQUIRED DURING CONSTRUCTION:A.DRAINAGE STRUCTURES (INLETS, MANHOLES, CATCHBASINS, DIVERSION STRUCTURE, WATER QUALITY UNITS): MONITOR ANDREGULARLY INSPECT ALL EXISTING AND PROPOSED DRAINAGE STRUCTURES FOR PROPER OPERATION, COLLECTION OFLITTER OR TRASH, AND STRUCTURAL DETERIORATION. CLEAN AND REMOVE SEDIMENT FROM THE STRUCTURES (INCLUDINGSUMPS) AS NECESSARY, AND REPAIR WHEN REQUIRED.B.SEDIMENT FOREBAY: REGULARLY INSPECT TO ENSURE PROPER FUNCTION. REMOVE SEDIMENT BUILD-UP ON THE FLOOR OFTHE FOREBAY AND PROPERLY DISPOSE , AS NECESSARY, TO LIMIT CLOGGING. CLEAN SEDIMENT FOREBAYS PRIOR TOCOMPLETION OF CONSTRUCTION.C.INFILTRATION BASIN: MONITOR AND INSPECT STRUCTURAL COMPONENTS, INCLUDING WEIR WALLS, DRAINAGE INLETS,TRASH CHECK RACKS, OUTLET STRUCTURES AND SPILLWAY, FOR PROPER FUNCTION. CLEAN AND REPAIR ANY CLOGGEDOPENINGS IDENTIFIED DURING INSPECTIONS. FOR PROPER OPERATION. REMOVE SEDIMENT OR ORGANIC BUILD-UP FROMTHE INFILTRATION AREA AS NEEDED FOR PROPER OPERATION. REGULARLY INSPECT TO ENSURE THAT DESIGN INFILTRATIONRATES ARE BEING MET. IF SEDIMENT OR ORGANIC DEBRIS BUILD-UP LIMITS THE INFILTRATION CAPABILITIES, REMOVE THETOP 6" OR GREATER AND SURFACE ROTO-TILLED TO A DEPTH OF 12". RESTORE THE BASIN BOTTOM ACCORDING TOORIGINAL DESIGN SPECIFICATIONS.D.BIORETENTION SYSTEMS AND RAINGARDENS: REGULARLY INSPECT TO ENSURE PROPER FUNCTION. MONITOR AND INSPECTSTRUCTURAL COMPONENTS, INCLUDING WEIR WALLS, DRAINAGE INLETS, OUTLET STRUCTURES AND SPILLWAYS, FORPROPER FUNCTION. CLEAN AND REPAIR ANY CLOGGED STRUCTURES DURING INSPECTIONS. PRIOR TO THE COMPLETIONOF CONSTRUCTION, REMOVE AND REPLACE ILL-ESTABLISHED, DEAD OR SEVERELY DISEASED PLANTS, REMOVE SEDIMENTBUILD-UP AS NEEDED, AND REPLACE SOIL WHEN NECESSARY. IF SEDIMENT OR ORGANIC DEBRIS BUILD-UP LIMITS THEINFILTRATION CAPABILITIES, REMOVE THE TOP 6" OR GREATER AND SURFACE ROTO-TILLED TO A DEPTH OF 12".E.ROUTINE MAINTENANCE: OTHER ROUTINE MAINTENANCE INCLUDES THE REMOVAL OF TRASH AND LITTER FROM PAVED ANDPERIMETER AREAS, AND STREET AND PARKING LOT SWEEPING UPON COMPLETION OF CONSTRUCTION TO AVOIDEXCESSIVE ACCUMULATION OF SEDIMENT IN THE DRAINAGE SYSTEM. INSPECT THE PIPES AND STRUCTURES FORSEDIMENT ACCUMULATION AND PROPER FLOW.EROSION & SEDIMENT CONTROL NOTES:1. PRIOR TO THE START OF CONSTRUCTION A NOTICE OF INTENT (NOI) MUST BE FILED WITH NPDES. REFER TO THE STORMWATER ANDPOLLUTION PREVENTION PLAN (SWPPP) REGARDING ALL EROSION CONTROL MATTERS. MAINTAIN A WORKING COPY OF THE SWPPPONSITE AT ALL TIMES. FOLLOW THE SWPPP PROTOCOL FOR SITE MAINTENANCE, INSPECTIONS AND PROPER DOCUMENTATION UNTILTHE SITE HAS BEEN ACCEPTED BY THE OWNER. AT THE COMPLETION OF THE PROJECT THE CONTRACTOR OR OWNER MUST FILE ANOTICE OF TERMINATION WITH NPDES. IN ACCORDANCE WITH NPDES REGULATIONS, THE COMPLETED SWPPP MUST INCLUDE ALL OFTHE SITE EROSION CONTROL DOCUMENTATION, WEEKLY EROSION INSPECTION REPORTS COMPLETED BY THE DESIGNATED SITEPERSONNEL, AND ANY OTHER PERTINENT SITE DOCUMENTATION MUST BE RETAINED FOR A MINIMUM OF 3 YEARS FROM THE DATEOF TERMINATION.2. DESIGNATE THE SITE CONSTRUCTION FOREMAN AS THE ON-SITE PERSONNEL RESPONSIBLE FOR THE DAILY INSPECTION ANDMAINTENANCE OF ALL SEDIMENT AND EROSION CONTROLS AND IMPLEMENTATION OF ALL NECESSARY MEASURES TO CONTROLEROSION AND PREVENT SEDIMENT FROM LEAVING THE SITE.3. INSTALL ALL EROSION AND SEDIMENT CONTROL (ESC) MEASURES AS INDICATED ON DRAWINGS IN CONSULTATION WITH THECONSERVATION AGENT, AND ENGINEER BEFORE ANY CONSTRUCTION ACTIVITIES BEGIN. INSPECT, MAINTAIN REPAIR AND REPLACEEROSION CONTROL MEASURES, AS NECESSARY, DURING THE ENTIRE CONSTRUCTION PERIOD OF THE PROJECT. THE SITEPERIMETER EROSION CONTROLS ARE THE DESIGNATED LIMIT OF WORK. INFORM ALL PERSONNEL WORKING ON THE PROJECT SITETHAT NO CONSTRUCTION ACTIVITY IS TO OCCUR BEYOND THE LIMIT OF WORK AT ANY TIME THROUGHOUT THE CONSTRUCTIONPERIOD.4. MAINTAIN A MINIMUM SURPLUS OF 100 FEET OF EROSION CONTROL BARRIER (SILT FENCE, STRAWBALE, &/OR SILT SOCK) ONSITE ATALL TIMES.5. PROTECT THE ADJACENT RESOURCE AREA FROM SEDIMENTATION DURING PROJECT CONSTRUCTION UNTIL ACCEPTANCE BY THEOWNER & IN CONFORMANCE WITH THE ORDER OF CONDITIONS.6. PROVIDE CONSTRUCTION EXITS AS INDICATED ON DRAWINGS TO SHED DIRT FROM CONSTRUCTION VEHICLE TIRES. CLEAN AND/ORREPLACE THE CRUSHED STONE PAD, AS NECESSARY, TO MAINTAIN ITS EFFECTIVENESS.7. KEEP THE LIMIT OF CLEARING, GRADING AND DISTURBANCES TO A MINIMUM WITHIN THE PROPOSED AREA OF CONSTRUCTION.PHASE THE SITE WORK IN A MANNER TO MINIMIZE AREAS OF EXPOSED SOIL. IF TREES ARE TO BE CUT ON THE ENTIRE SITE, CLEARAND GRUB ONLY THOSE AREAS WHICH ARE ACTIVELY UNDER CONSTRUCTION. PROPERLY INSTALL THE SEDIMENTATION CONTROLSPRIOR TO BEGINNING ANY LAND CLEARING ACTIVITY AND/OR OTHER CONSTRUCTION RELATED WORK.8. MONITOR LOCAL WEATHER REPORTS DURING CONSTRUCTION AND PRIOR TO SCHEDULING EARTHMOVING OR OTHERCONSTRUCTION ACTIVITIES WHICH LEAVE LARGE DISTURBED AREAS UNSTABILIZED. IF INCLEMENT WEATHER IS PREDICTED, USEBEST PROFESSIONAL JUDGEMENT AND GOOD CONSTRUCTION PRACTICES WHEN SCHEDULING CONSTRUCTION ACTIVITIES ANDENSURE THE NECESSARY EROSION CONTROL DEVICES ARE INSTALLED AND FUNCTIONING PROPERLY TO MINIMIZE EROSION FROMANY IMPENDING WEATHER EVENTS.9. INSPECT EROSION AND SEDIMENT CONTROL DEVICES AND STABILIZED SLOPES ON A WEEKLY BASIS AND AFTER EACH RAINFALLEVENT OF .25 INCH OR GREATER. REPAIR IDENTIFIED PROBLEMS WITHIN 24 HOURS TO ENSURE EROSION AND SEDIMENT CONTROLSARE IN GOOD WORKING ORDER. RESET OR REPLACE MATERIALS AS REQUIRED.10. SURROUND THE PERIMETER OF SOIL STOCKPILES WITH SILT SOCK, SILT FENCE, STRAWBALES, OR A COMBINATION OF SILT FENCEWITH STRAWBALE, AS DETERMINED NECESSARY.11. DISTURBED AREAS AND SLOPES MUST NOT BE LEFT UNATTENDED OR EXPOSED FOR EXCESSIVE PERIODS OF TIME SUCH AS THEINACTIVE WINTER SEASON. PROVIDE APPROPRIATE STABILIZATION PRACTICES ON ALL DISTURBED AREAS AS SOON AS POSSIBLEBUT NOT MORE THAN 14 DAYS AFTER THE CONSTRUCTION ACTIVITY IN THAT AREA HAS TEMPORARILY OR PERMANENTLY CEASED,REINFORCE TEMPORARY AREAS HAVING A SLOPE GREATER THAN 4:1 WITH EROSION BLANKETS OR APPROVED EQUAL UNTIL THESITE IS PROPERLY STABILIZED. TEMPORARY SWALES MAY ALSO BE REQUIRED IF DETERMINED NECESSARY IN THE FIELD BY THEENGINEER.12. INSTALL A SILT SACK OR APPROVED EQUIVALENT IN EACH EXISTING CATCHBASIN RECEIVING RUNOFF FROM THE SITE. UPON THEINSTALLATION OF EACH CATCH BASIN, INSTALL A SILT SACK OR APPROVED EQUIVALENT. INSPECT SILT SACKS, AFTER EACHSIGNIFICANT STORM EVENT AND REMOVE AND EMPTY AS NEEDED FOR THE DURATION OF THE CONSTRUCTION PERIOD.13. SMALL SEDIMENTATION BASINS MAY BE CONSTRUCTED ON AN AS-NEEDED BASIS DURING CONSTRUCTION TO AID IN THE CAPTUREOF SITE RUNOFF AND SEDIMENT. IT WILL BE THE RESPONSIBILITY OF THE SITE CONTRACTOR, IN CONSULTATION WITH THEENGINEER, TO SIZE AND CREATE THESE BASINS IN APPROPRIATE LOCATIONS.14. CONTAIN ALL SEDIMENT ONSITE. SWEEP ALL EXITS FROM THE SITE AS NECESSARY INCLUDING ANY SEDIMENT TRACKING. SWEEPPAVED AREAS AS NEEDED TO REMOVE SEDIMENT AND POTENTIAL POLLUTANTS ACCUMULATED DURING SITE CONSTRUCTION.15. REMOVE ACCUMULATED SEDIMENT FROM ALL TEMPORARY PRACTICES AND DISPOSE OF IN A PRE-APPROVED LOCATION.16. PROVIDE ON SITE OR MAKE READILY AVAILABLE THE NECESSARY EQUIPMENT AND SITE PERSONNEL DURING CONSTRUCTION HOURSFOR THE DURATION OF THE PROJECT TO ENSURE ALL EROSION AND SEDIMENTATION CONTROL DEVICES ARE PROPERLYMAINTAINED AND REPAIRED IN A TIMELY AND RESPONSIBLE MANNER. IF SITE WORK IS SUSPENDED DURING THE WINTER MONTHSTHE CONTRACTOR MUST CONTINUE TO PROVIDE PERSONNEL AND EQUIPMENT EITHER ON SITE OR READILY AVAILABLE TOPROPERLY MAINTAIN AND REPAIR ALL EROSION AND SEDIMENTATION CONTROL DEVICES IN A TIMELY AND RESPONSIBLE MANNER17. PRIOR TO THE INSTALLATION OF FILTER FABRIC AND MEDIA WITHIN THE BIORETENTION AREAS, REMOVE AND PROPERLY DISPOSEOF SEDIMENT ACCUMULATED IN ANY PARTIALLY CONSTRUCTED OR TEMPORARY BIORETENTION/DRAINAGE AREA USED FORSEDIMENT CONTROL DURING CONSTRUCTION. PROVIDE A SURFACE ELEVATION AT A MINIMUM 1-FOOT ABOVE THE BOTTOM OFMEDIA ELEVATION AS SHOWN IN THE BIORETENTION SCHEDULE FOR PARTIALLY CONSTRUCTED BIORETENTION AREAS. THISALLOWS FOR AN OVER-DIG OF THE COLLECTED SEDIMENT FROM WITHIN THE BIORETENTION AREA PRIOR TO MEDIA/FABRICINSTALLATION.18. CONTROL DUST BY WATERING OR OTHER APPROVED METHODS AS NECESSARY, OR AS DIRECTED BY THE ENGINEER.19. THE CONTRACTOR IS RESPONSIBLE FOR THE INSPECTION AND MAINTENANCE DURING CONSTRUCTION OF ALL STORMWATERFACILITIES INSTALLED OR AFFECTED BY THE PROJECT. REMOVE SEDIMENT OR DEBRIS COLLECTED WITHIN THESE FACILITIES FROMTHE PROJECT WORK PRIOR TO THE OWNER'S ACCEPTANCE.LEGEND:CONTOUR - MAJORSETBACK LINEDRAIN PIPECURBCENTERLINEPATHWAYWALL - RETAININGCONTOUR - MINORSIDEWALKGENERAL4450LIMIT OF WORKSSSILT SOCKBUILDINGSTORMWATER AREASYMBOLSDRAIN MANHOLEGRAVELINLET PROTECTIONHANDICAP SYMBOLEXISTING SPOT GRADETEST PITCLEAN OUTCATCHBASINCURB CUTCONCRETECROSSWALK/PAVEMENTSTRIPING10NUMBER OF PARKING SPACESVEHICLE CIRCULATIONVEHICLE CIRCULATIONDTPCOEL:98.45SPOT GRADEEL:95.00TPTREE PROTECTIONPLAN VIEWSECTIONAREA TO BEPROTECTEDNOTES:1.SILT SOCK MANUFACTURER TO BE SILT SOXX OR ENGINEER APPROVED EQUAL.2.ALL MATERIAL TO MEET MANUFACTURER'S SPECIFICATIONS.3.SEDIMENT SILT SOCK TO BE FILLED WITH LEAF COMPOST AND/OR WOODY MULCH PERMANUFACTURER'S REQUIREMENTS.4.FOLLOWING CONSTRUCTION AND SITE STABILIZATION, COMPOST MATERIAL TO BE REMOVEDOR DISPERSED ON SITE, AS APPROVED BY THE ENGINEER.SILT SOCKNOT TO SCALE3"-4"12"±WORK AREAWATERFLOWWORKAREA2" x 2"WOODENSTAKESILT SOCK(12" - 18" TYPICAL)STAKE ON 10'LINEAL SPACINGSEDIMENT SILT SOCKAREA TO BEPROTECTEDSIDE VIEW INSTALLEDINLET PROTECTIONNOT TO SCALENOTES:1.SEDIMENT CONTROL INSERTS TO BE INSTALLED OVERALL CATCHBASINS/INLETS THAT WILL RECEIVERUNOFF FROM THE PROJECT SITE.2.TEMPORARY INLET PROTECTION TO BE REMOVEDAFTER CONTRIBUTING DRAINAGE AREA HAS BEENPERMANENTLY STABILIZED.3.DEPTH (D) TO BE A MINIMUM OF 16-INCHES.4.MANUFACTURER TO BE SILT SACK OR APPROVEDEQUIVALENT.DCATCHBASINOUTLETEXPANSIONRESTRAINT1" REBAR OR EQUALFOR BAG REMOVALFROM INLETOVERFLOWSLOTS ORAPPROVEDEQUIV.DUMP LOOPHANDLESPROPOSEDAND/OR EXISTINGCATCHBASINGRADE2'-0"DECIDUOUS TREETREE PROTECTIONNOT TO SCALE1'-0" CLEARANCEAROUND DRIPLINESOF TREES4'-0"NOTES:1.FENCING SHALL BE ORANGE RESINET SM60 BARRIER FENCE “SNOW FENCE” OR APPROVED EQUIVALENT.2.POST SHALL BE HOT ROLLED RAIL STEEL AND FORMED INTO A “T”. DIMENSIONS OF “T” POST SECTION,APPROXIMATELY 1 7/16” X 1 5/16” X 1/8” X 6' (SIX FEET) LONG. THE POST SHALL BE PAINTED GREEN ORGALVANIZED.3.THE FENCING SHALL REMAIN IN PLACE UNTIL ALL EXCAVATION HAS BEEN COMPLETED AND THE SURFACEHAS BEEN RE-ESTABLISHEDSNOWFENCE6'-0" STANDARDSTEEL POST 5'-0" O.C.7'-6" (TYP)6'-0"TEMPORARY PLASTIC FENCESTAND FILLED WITH SAND/CONCRETEOR GALVANIZED RECTANGULAR PIPE BASE1-1/4" GALVANIZEDPIPE (TYP)TEMPORARY CONSTRUCTION FENCENOT TO SCALE0'-6"TYP.GRADEPERMITTING SET ONLYNOT FOR CONSTRUCTION 10-JAPANESE-STEWARTIA"10-WINTER-JASMINE"MH10-GOLDEN-RAIN"EM16-CHINESE-ELM"16-UMBRELLA-MAGNOLIA"14-PINE"24-PINE"20-PINE"EB28-OAK"16-PINE"HYD18-PINE"16-PINE"24-PINE"10-PINE"32-MAPLE"30-MAPLE"24-MAPLE"12-PINE"20-PINE"30-OAK"6-PINE"20-OAK"10-HOLLY"10-HOLLY"16-HOLLY"20-DOGWOOD"20-DOGWOOD"22-PINE"24-OAK"30-OAK"26-OAK"20-OAK"10-BIRCH"10-ELM"10-STEWARTIA"32-PINE"22-PINE"22-PINE"26-PINE"20-DOUBLE-HOLLY"8-HOLLY"10-HOLLY"20-PINE"22-PINE"14-HOLLY"20-OAK"18-PINE"24-PINE"22-PINE"20-TRIPLE-MAPLE"28-MAPLE"8-PINE"12-PINE"18-PINE"20-PINE"8-PINE"12-PINE"14-OAK"18-OAK"16-OAK"10-OAK"24-OAK"36-MAPLE"12-OAK"16-OAK"12-OAK"22-OAK"22-OAK"22-PINE"FRANKLIN"WF IVW 110-DOGWOOD"WF IVW 13WF IVW 12WF IVW 11WF IVW 7WF IVW 6WF IVW 5WF IVW 8WF IVW 9WF IVW 1022-OAK"16-OAK"24-OAK"32-PINE"8-PINE"10-PINE"12-PINE"22-PINE"EM22-PINE"28-OAK"14-PINE"16-PINE"14-OAK"10-PINE"24-PINE"18-OAK"12-PINE"16-PINE"10-OAK"14-PINE"12-PINE"28-PINE-DOUBLE"14-OAK"14-OAK"20-OAK"14-OAK"12-OAK"18-PINE"10-PINE"16-OAK"14-MAPLE"20-OAK"18-PINE"18-OAK"12-PINE"10-OAK"12-PINE"28-PINE-DOUBLE"24-PINE"12-PINE"14-PINE"26-OAK"16-PINE"16-PINE"16-PINE"8-MAPLE"18-OAK"18-OAK"22-PINE"20-PINE"16-PINE"32-WHITE-CEDAR"8-PINE"8-PINE"24-OAK"10-OAK"6-PINE"16-OAK"12-DOGWOOD"20-PINE"18-PINE"18-PINE"12-HOLLY"18-PINE"12-HOLLY"6-WEEPING-CEDAR"8-MAGNOLIA"30-MAPLE"14-MAGNOLIA"32-REDWOOD"12-SASSAFRAS"16-HOLLY"36"32-DOGWOOD-DOUBLE"DD14-JAPANESE"18-CEDAR"8-JAPANESE"12-HOLLY"WF IVW 2WF IVW 3WF IVW 4CEDAR CANOPYCEDAR CANOPYPINEBLUE SPRUCEWEEPING SPRUCEJAPANESE MAPLECANOPYCROCKERMEMORIALBEECHPINEDOG FOUNTAINMISC. FLOWERS &HYDRANGEASHYDRANGEASHYDRANGEAS & RHODODENDRONSMISC. BUSHESDAFFODILS& HOSTASMAIN STREET 656 MAIN STREETMAP 141 LOT39-3N/FGIATRELIS19 OLD MILL ROADMAP 141 LOT 40N/FCOMMONWEALTH ELECTRIC675 MAIN STREETMAP 141 LOT 38CAPE COD HORTICULTURAL SOCIETY716 MAIN STREETMAP 141 LOT 37MASS STATE PLANEPONDRHODODENDRONSHYACINTHS & HOSTASPANICLE HYDRANGEASROSA BEDSLILLIES & HOLLYMISC. BUSHESRHODODENDRONSHEATHERRHODODENDRONSJAPANESE SKIMMIARHODODENDRONS& HEATHERLEMON BALM, CHIVES,FEVERFEWBARRENWORTMISC. FLOWERS &HYDRANGEASBLEEDING HEARTSTOKES ASTERWITCHAZELIVY71089118910 11121314151614131212111011121314151617 1 8 1 9 17 18191 8 1 9 20 2 1 22 2 3 2 4 2 5 1918 171918171615141318171 4 1 5 16171 8 13ISOLATED VEGETATIVEWETLANDSIDEWALKVERTICAL GRANITE CURBSIDEWALKLAWNHEATHER& IVYIRR. CONTROL BOXCBDH FNDEL: 9.95'CBDH FNDEL: 15.48'CONC. POSTSBEE HIVESLIAM'STRAINLAWNSHEDSHEDRET. WALLHOLLYRET. WALLMUMS &CHERRY BELLSHYACINTHLAWNRIM: 9.85'RIM: 9.86'RIM: 9.58'RIM: 12.42'RIM: 12.37'RIM: 19.24'RIM: 12.75'ARBORVITAERAMPRAMPPATHPROPERTY LINEPROPERTY LINEFLAGPOLEIVYARBORVITAERHODODENDRONSHYDRANGEAS50' WETLAND BUFFER100' WETLAND BUFFEREL:12.19EL:14.31GENERAL GAVINMEMORIALLIDAR TOPOGRAPHYL =3 9 .0 8 'R =6 0 5 .2 4 'L =3 1 0 .2 9 'R =1 0 5 1.2 8 'S88° 39' 20"E25.91'S03° 23' 30"W279.02'N16° 10' 20"W159.70'N16° 10' 20"W338.13'N16° 10' 20"W49.29'COMMONWEALTH ELECTRIC COMPANY EASEMENT27 OLD MILL ROADMAP 141 LOT 41N/FCOMMONWEALTH ELECTRICCB/DISKFND1.0'OFFCB/DISKFNDDISTURBEDSB/DHFNDCB/DHFND252627 28 2 924SSSSSSSSSSSSSSSSSSSSSSSSSSSS SSTPTPTPTPTPTPTP TPTPTPTPTP 1TP 2TP 3SSSSSSSSSSR&D EXISTINGGRAVEL DRIVEWAYAREA: 5,500 SF ±R&D EXISTINGBRICK WALKWAYAREA: 250 SF ±LIMIT OF WORKAREA: 67,800 SF ±TREE TO BEREMOVED (18) TYP.SILT SOCK (TYP.)TOTAL LENGTH: 820 LF ±GEN. GAVINMEMORIAL TOBE RETAINEDREMOVE AND STOCKPILEEXISTING BOARDWALKR&D FLOWER BEDTREE PROTECTION(TYP.)EXISTING LIGHT POLETO BE RELOCATED.SEE LANDSCAPEPLAN.JAPANESE MAPLETREE TO BETRANSPLANTED.NEW LOCATION TBD.(BY OWNER)6" WEEPING CEDAR TREETO BE TRANSPLANTED.NEW LOCATION TBD.(BY OWNER)12" DOGWOOD TREETO BE TRANSPLANTED.NEW LOCATION TBD.(BY OWNER)14" JAPANESE MAPLE TREETO BE TRANSPLANTED.NEW LOCATION TBD.(BY OWNER)R&D EXISTINGSHEDSINLETPROTECTION(TYP. 3)INLETPROTECTION(TYP. 3)Revisions Appr.Rev. Date By Description 1 2 3 4 5 6 7 EROSION CONTROL & SITE PREPARATION PLAN ARMSTRONG KELLEY PARK PERMITTING PLANS BARNSTABLE, MA Survey Provided By:Sheet Number:Project Number:Registration:Prepared For:Plan Set: Plan Title:Sheet :3C -Horsley Witten Group, Inc. 90 Route 6A Sandwich, MA 02563 Phone: (508) 833-6600 Fax: (508) 833-3150 Dated: JULY 2021 The Trustees of Reservations 830 Drift Road Westport, MA 02790 Phone: ---- Fax: ----3 821080oflast modified: 12/05/22 printed: 01/16/23 by jv H:\Projects\2021\21080 Armstrong Kelley Park\Drawings\21080 ESC.dwg --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---(in feet)GRAPHIC SCALE02010 2040801 INCH = 20 FEETChecked By:Designed By:Date:Drawn By: Sustainable Environmental Solutions www.horsleywitten.com 90 Route 6A Sandwich, MA 02563 508-833-6600 voice 508-833-3150 fax Horsley Witten Group, Inc. DECEMBER 6, 2022 JLV JLV BRKPERMITTING SET ONLYNOT FOR CONSTRUCTION16"0"A10 YR 3/2MEDIUM SAND48"66"B10 YR 4/6COARSE SANDC10 YR 4/3COARSE SAND8.71064.5SOIL TEST PIT DATAPERFORMED BY: E. HOFFMAN HORSLEY WITTEN GROUP, INCDATE: FEBRUARY 16, 2022.WEEPING AT 60"ESHGW EL. 5.012"0"A10 YR 3/3MEDIUM SAND66"90"Bw10 YR 5/6COARSE SANDC10 YR 5/3COARSE SAND11.512.575REDOXIMORPHIC FEATURES AT 56"ESHGW EL. 7.88"0"A10 YR 2/1MEDIUM SAND30"96"Bw10 YR 5/8MEDIUM SANDC210 YR 5/4COARSE SAND17.818.51610.5NO GROUNDWATERENCOUNTEREDESHGW. 10.545"14.75C15 YR 5/8COARSE SANDSURVEY NOTES:1. THE TOPOGRAPHY AND EXISTING SITE CONDITIONSHEREON WERE TAKEN FROM THE SURVEY PLANENTITLED "EXISTING CONDITIONS PLAN" BY HORSLEYWITTEN GROUP, INC. DATED MARCH 11, 2022. 10-JAPANESE-STEWARTIA"10-WINTER-JASMINE"MH10-GOLDEN-RAIN"EM16-CHINESE-ELM"16-UMBRELLA-MAGNOLIA"14-PINE"24-PINE"20-PINE"EB28-OAK"16-PINE"HYD18-PINE"16-PINE"24-PINE"10-PINE"32-MAPLE"30-MAPLE"24-MAPLE"12-PINE"20-PINE"30-OAK"6-PINE"20-OAK"10-HOLLY"10-HOLLY"16-HOLLY"20-DOGWOOD"20-DOGWOOD"22-PINE"24-OAK"30-OAK"26-OAK"20-OAK"10-BIRCH"10-ELM"10-STEWARTIA"32-PINE"22-PINE"22-PINE"26-PINE"20-DOUBLE-HOLLY"8-HOLLY"10-HOLLY"20-PINE"22-PINE"14-HOLLY"20-OAK"18-PINE"24-PINE"22-PINE"20-TRIPLE-MAPLE"28-MAPLE"8-PINE"12-PINE"18-PINE"20-PINE"8-PINE"12-PINE"14-OAK"18-OAK"16-OAK"10-OAK"24-OAK"36-MAPLE"12-OAK"16-OAK"12-OAK"22-OAK"22-OAK"22-PINE"FRANKLIN"WF IVW 110-DOGWOOD"WF IVW 13WF IVW 12WF IVW 11WF IVW 7WF IVW 6WF IVW 5WF IVW 8WF IVW 9WF IVW 1022-OAK"16-OAK"24-OAK"8-PINE"10-PINE"22-PINE"EM14-OAK"10-PINE"24-PINE"18-OAK"12-PINE"16-PINE"10-OAK"14-PINE"12-PINE"28-PINE-DOUBLE"14-OAK"14-OAK"20-OAK"14-OAK"12-OAK"18-PINE"10-PINE"16-OAK"14-MAPLE"20-OAK"18-PINE"18-OAK"12-PINE"10-OAK"12-PINE"28-PINE-DOUBLE"16-PINE"8-MAPLE"18-OAK"18-OAK"22-PINE"20-PINE"16-PINE"24-OAK"10-OAK"6-PINE"16-OAK"20-PINE"18-PINE"18-PINE"12-HOLLY"18-PINE"12-HOLLY"8-MAGNOLIA"30-MAPLE"14-MAGNOLIA"32-REDWOOD"12-SASSAFRAS"16-HOLLY"36"32-DOGWOOD-DOUBLE"DD18-CEDAR"8-JAPANESE"12-HOLLY"WF IVW 2WF IVW 3WF IVW 4BLUE SPRUCEWEEPING SPRUCECROCKERMEMORIALBEECHPINEDOG FOUNTAINMAIN STREET 656 MAIN STREETMAP 141 LOT39-3N/FGIATRELIS19 OLD MILL ROADMAP 141 LOT 40N/FCOMMONWEALTH ELECTRIC675 MAIN STREETMAP 141 LOT 38CAPE COD HORTICULTURAL SOCIETY716 MAIN STREETMAP 141 LOT 37MASS STATE PLANEPOND71089118910 11121314151614131212111011121314151617 1 8 1 9 17 18191 8 1 9 20 2 1 22 2 3 2 4 2 5 1918 171918171615141318171 4 1 5 161 7 1 8 13ISOLATED VEGETATIVEWETLANDSIDEWALKVERTICAL GRANITE CURBSIDEWALKLAWN IRR. CONTROL BOXCBDH FNDEL: 9.95'CBDH FNDEL: 15.48'CONC. POSTSBEE HIVESLIAM'STRAINLAWNRET. WALLHOLLYRET. WALLRIM: 9.85'RIM: 9.86'RIM: 9.58'RIM: 12.42'RIM: 12.37'RIM: 19.24'RIM: 12.75'PATHPROPERTY LINEPROPERTY LINEFLAGPOLE50' WETLAND BUFFER100' WETLAND BUFFEREL:12.19EL:14.31GENERAL GAVINMEMORIALLIDAR TOPOGRAPHYL =3 9 .0 8 'R =6 0 5 .2 4 'L =3 1 0 .2 9 'R =1 0 5 1.2 8 'S88° 39' 20"E25.91'S03° 23' 30"W279.02'N16° 10' 20"W159.70'N16° 10' 20"W338.13'N16° 10' 20"W49.29'COMMONWEALTH ELECTRIC COMPANY EASEMENT27 OLD MILL ROADMAP 141 LOT 41N/FCOMMONWEALTH ELECTRICCB/DISKFND1.0'OFFCB/DISKFNDDISTURBEDSB/DHFNDCB/DHFNDS88° 39' 10"E 252627 28 2 924 PONDELEVATION 12.75 +HP15.9<4.9%+13.45+13.55<5.7%HP 19.45+LP12.85+151515161413141516 1716 17 16 15 14 18 D67TPTPTP TPTPTPTPTPTPTPTPDENSE GRADE SURFACE11,000 SF ±BIORETENTION 2 425 SF ±BOTTOM ELEV: 16.00GARAGEFFE: 17.80EXISTINGINFILTRATIONAREA 1BIORETENTION 1600 SF ±BOTTOM ELEV: 11.25FOREBAYBOTTOM ELEV: 11.25PAVED FLUMEVERTICAL CURB (TYP.)TOTAL LENGTH: 360 LF ±SIDEWALKINLETCHECKDAMELEV: 11.75NOTCH: 11.50SPILLWAYELEV: 11.7515.5515.3810.0'OS: 100RIM:16.50'4" INV IN:14.00'12" INV OUT:14.50'L=22' S=0.00%17.5920.0'ENLARGED LINED POND.SEE LANDSCAPE PLANSEE LANDSCAPEPLAN FOR PATHMATERIAL.CO: 100RIM: 11.50'1-1/2" x 12" INV OUT:10.50'L=26' S=0.00%L=25' S=0.41%1 3 121 1 3.0'3.0'4:1 SLOPE3:1 SLOPEOUTFALL TO BESURROUNDED BYSTONES AND SHRUBSTO PREVENT DAMAGEACCESS AISLE TO BESAME MATERIAL ASPATH. SEE HANDICAPPARKING SPACE DETAILSEE LANDSCAPE PLANFOR PATH, POND, ANDLAWN LAYOUT3:1 SLOPECO: 200RIM: 16.25'4" INV OUT:14.00'OUTFALL112" INV: 10.40'12MATCH EXISTINGGRADE12.4612.2813 19.1618.80LP: 16.90HP: 19.00LP: 12.19HP: 12.6519.401616141517.3019 18171 819 19 161514DMH: 100RIM:17.14'12" INV IN:14.20'8" INV IN:15.60'18" INV OUT:13.54'12" INV OUT:14.04'8" HDPEL=17 S=1.04%18" HDPEL=5 S=0.00%9.0'20.0'15.0'15.0'UNDERGROUND INFILTRATIONCHAMBERS 116 STORMTECH SC-740CHAMBERSVERTICAL CURB-4.3%-2.0%-2.0%-2.0%-1.0%181 7 16 1 5 1 413 -4.0%17.5022.0'-2.0%CHECKDAMELEV: 16.75NOTCH: 16.50FOREBAYBOTTOM ELEV: 16.25181 920 181719 12" HDPEL=25 S=1.09%-2.5%TRANSITION CURB181918 1 917 21.5013IPINSPECTION PORTBITUMINOUSPAVEMENTAREA = 480 SF±20'MASS STATE PLANERevisions Appr.Rev. Date By Description 1 2 3 4 5 6 7SITE, GRADING AND DRAINAGE PLAN ARMSTRONG KELLEY PARK PERMITTING PLANS BARNSTABLE, MA Survey Provided By:Sheet Number:Project Number:Registration:Prepared For:Plan Set: Plan Title:Sheet :4C -Horsley Witten Group, Inc. 90 Route 6A Sandwich, MA 02563 Phone: (508) 833-6600 Fax: (508) 833-3150 Dated: JULY 2021 The Trustees of Reservations 830 Drift Road Westport, MA 02790 Phone: ---- Fax: ----4821080oflast modified: 01/16/23 printed: 01/16/23 by jv H:\Projects\2021\21080 Armstrong Kelley Park\Drawings\21080 ST.dwg (in feet)GRAPHIC SCALE02010 2040801 INCH = 20 FEETChecked By:Designed By:Date:Drawn By: Sustainable Environmental Solutions www.horsleywitten.com 90 Route 6A Sandwich, MA 02563 508-833-6600 voice 508-833-3150 fax Horsley Witten Group, Inc. DECEMBER 6, 2022 JLV JLV BRKPERMITTING SET ONLYNOT FOR CONSTRUCTIONNOTE:1. VERTICAL CURB MIN. HEIGHT = 18" MIN. WIDTH = 6"2. VERTICAL CURBING TO BE INSTALLED AS SHOWN ON THE SITE PLAN.3. PROVIDE CURB EXPANSION JOINTS AT 5'-0" TO 6'-0" O.C.4. CURB REPLACEMENT IN EXISTING PAVEMENT - SAWCUT EDGE MIN. 12" FROM CURB.5. CEMENT MORTAR JOINTS & INSTALL PREFORMED (1/2") EXPANSION JOINT WHERE REQUIRED.VERTICAL CURBNOT TO SCALE12" (TYP.)9" (MIN.)6" (MIN.)12"(MIN.)12"(MIN.)6" REVEALDENSE AGGREGATE SURFACE (SEE DETAIL)VERTICAL GRANITE CURBSEE PLANSSEE SITE PLAN ANDDETAILS FOR SLOPE &MATERIAL (2:1 MAX.)COMPACTED DENSEGRADE GRAVEL ORRECLAIMED ASPHALTSUBBASEAPPROVED SUBGRADECONCRETE FOOTING(MIN. 3,000 PSI)12"TRANSITION CURBNOT TO SCALENOTES1. DRAWING SHOWS TRANSITION CURB FOR ONE DIRECTION. FOR OTHER DIRECTION USE OPPOSITEHAND AND INCLUDE A 1/2"Ø x 4" EPOXY COATED DOWEL2. EXPOSED EDGES TO HAVE 3/4" CHAMFER.3. EXPOSED SURFACES TO HAVE SPONGE FLOAT FINISH.4. TO HAVE A MINIMUM CONCRETE STRENGTH OF 4,000 PSI.5. TO BE INSTALLED IN ACCORDANCE WITH SECTION 501 OF THE 1995 MHD STANDARD SPECIFICATIONSFOR HIGHWAYS AND BRIDGES BUT TO THE REVEAL AND SLOPE SHOWN IN THE DETAILS.6' TYPICALFACE OF CURB GUTTER LINE18"3/4" CHAMFER5/8" x 2-1/2" DOWEL BAR SOCKETBUTT JOINT TYP.NOTES:1. ALL PATHWAY AND LANDSCAPE GRADING WASCOMPLETED BY THE LANDSCAPE ARCHITECT (THETRUSTEES OF RESERVATIONS)01/16/23 JLV RAC Revised per Town comments11GENERAL NOTES:1. SANDY-LOAM AND/OR LOAMY-SAND TOPSOIL MATERIAL SHALL BE EXCAVATED FROM ALL AREAS PRIOR TOGRAVEL PARKING/ROAD INSTALLATION.2. DENSE GRADE FILL SHALL BE COMPACTED TO 95% COMPACTION UNLESS OTHERWISE DIRECTED BY THEENGINEER.3. SEE SITE LAYOUT PLAN FOR GRAVEL PARKING/ROAD WIDTH AND LOCATION.DENSE GRADE SURFACENOT TO SCALE8" DENSE GRADE OR DENSEBLENDED CRUSHED STONEPLACED ON FIRM MATERIAL IN 3"LIFTS (COMPACTED TO 95%)CONFORMING TO MASS HIGHWAY"STANDARDS SPECIFICATIONSFOR HIGHWAY AND BRIDGES".APPROVEDSUBGRADEFILTERFABRIC DRIVEWAY PROFILEHORIZONTAL SCALE: 1" = 20'VERTICAL SCALE: 1" = 2'101112131415161718192010111213141516171819200+000+501+001+502+002+503+003+504+004+28PARKING AREA3.00%-1.00%4.39%2.00%-2.02%3.69%PVI STA:0+15.92PVI ELEV:12.70K:3.50LVC:14.00BVCS: 0+08.92BVCE: 12.49EVCS: 0+22.92EVCE: 12.63 PVI STA:1+33.02PVI ELEV:15.26K:12.56LVC:30.00BVCS: 1+18.02 BVCE: 14.60 EVCS: 1+48.02 EVCE: 15.56 PVI STA:3+24.95PVI ELEV:19.10K:4.97LVC:20.00BVCS: 3+14.95 BVCE: 18.90 EVCS: 3+34.95 EVCE: 18.90PVI STA:0+63.98PVI ELEV:12.22K:5.38LVC:29.00BVCS: 0+49.48BVCE: 12.37 EVCS: 0+78.48 EVCE: 12.86 PVI STA:4+16.75PVI ELEV:17.24K:2.10LVC:12.00BVCS: 4+10.75 BVCE: 17.36 EVCS: 4+22.75 EVCE: 17.46GRADE BREAK STA = 0+00.00ELEV = 12.23GRADE BREAK STA = 4+27.89ELEV = 17.65Revisions Appr.Rev. Date By Description 1 2 3 4 5 6 7DRIVEWAY PROFILE AND DETAILS ARMSTRONG KELLEY PARK PERMITTING PLANS BARNSTABLE, MA Survey Provided By:Sheet Number:Project Number:Registration:Prepared For:Plan Set: Plan Title:Sheet :5C -Horsley Witten Group, Inc. 90 Route 6A Sandwich, MA 02563 Phone: (508) 833-6600 Fax: (508) 833-3150 Dated: JULY 2021 The Trustees of Reservations 830 Drift Road Westport, MA 02790 Phone: ---- Fax: ----5821080oflast modified: 01/16/23 printed: 01/16/23 by jv H:\Projects\2021\21080 Armstrong Kelley Park\Drawings\21080 ST.dwg Checked By:Designed By:Date:Drawn By: Sustainable Environmental Solutions www.horsleywitten.com 90 Route 6A Sandwich, MA 02563 508-833-6600 voice 508-833-3150 fax Horsley Witten Group, Inc. DECEMBER 6, 2022 JLV JLV BRKPERMITTING SET ONLYNOT FOR CONSTRUCTION2% SLOPE MAXHANDICAP PARKING SIGNAND VAN ACCESSIBLE SIGNHANDICAP PARKING SPACENOT TO SCALENOTES:1.SEE SITE PLAN FOR TOTAL LAYOUT2.ALL PARKING LOT STRIPING TO BE 4" SOLID WHITE PAINTED LINES.3.ALL PAINT TO BE NON-SKID.4.VAN SPACES TO BE PAINT MARKED WITH "VAN"2% SLOPE MAX 4' HANDICAP GRAPHIC SYMBOLPAINTED WHITE ON PAINTEDBLUE BACKGROUNDGRANITE CURBWITH 6" REVEALSEE LANDSCAPE PLANFOR PATH AND ACCESSAISLE MATERIALDENSE GRADESURFACE9'20'8'TRANSITION CURBNO CURB ALONG TOP OF PARKING.ACCESS AISLE TO BE FLUSH WITH PATHMIN. TRENCH WIDTHMINIMUMCOVER TORIGIDPAVEMENT (H)INITIAL BACKFILL,6"-12" ABOVETOP OF PIPE.BEDDING MATERIALHAUNCHINGTO SPRINGLINE OF PIPE*HDPE DRAINAGE PIPE TRENCHNOT TO SCALE* TOP OF PIPE TO BOTTOM OF BITUMINOUS PAVEMENTTHE MINIMUM COVER FOR A HDPE PIPE IS 1'-0" FOR H-20TRAFFIC LOADS IF INSTALLED IN ACCORDANCE WITH AASHTOSECTION 30. THIS IS BASED ON EMPIRICAL CALCULATION OFLOAD RESPONSE, MANUFACTURER'S TESTING AND FIELDEXPERIENCE WITH THE PIPE. AASHTO SPECIFICATIONSSECTION 18.4.1.5 DEFINES THE MINIMUM COVER AS "ID/8 BUTNOT LESS THAN 12 INCHES". THIS COVER IS MEASURED FROMTHE PIPE OD TO THE TOP OF A RIGID (CONCRETE) PAVEMENTOR THE BOTTOM OF A FLEXIBLE (BITUMINOUS) PAVEMENT.BOTH AASHTO AND ASTM, AS WELL AS MOSTMANUFACTURERS, REQUIRE ADDITIONAL (TEMPORARYCOVER, MOUNDED OVER THE PIPE AND REMOVED FOR FINALGRADING AND PAVING, IS SUFFICIENT FOR LARGECONSTRUCTION VEHICLE LOADS.SURFACE VARIESSEE PLANSUNDISTURBEDEARTHHDPE PIPEFOUNDATIONDETAIL PROVIDED BY ADVANCED DRAINAGE SYSTEMS, INC.NOTES:1. FOUNDATION : WHERE THE TRENCHBOTTOM IS UNSTABLE, THECONTRACTOR TO EXCAVATE TO ADEPTH REQUIRED BY THE ENGINEERAND REPLACE WITH A FOUNDATION OFCLASS I OR II MATERIAL AS DEFINED INASTM D2321, "STANDARD PRACTICEFOR INSTALLATION OFTHERMOPLASTIC PIPE FOR SEWERSAND OTHER GRAVITY-FLOWAPPLICATIONS," LATEST EDITION; ASAN ALTERNATIVE AND AT THEDISCRETION OF THE ENGINEER, THETRENCH BOTTOM MAY BE STABILIZEDUSING A WOVEN GEOTEXTILE FABRIC.2. BEDDING, HAUNCHING AND INITIALBACKFILL: SUITABLE MATERIAL TOCONSIST OF CLEAN, HARD, PARTICLESOF GRAVEL MEETING THE FOLLOWING:SIEVE SIZE % PASSING 3/8"85-95NO. 4 5-15NO. 8 0-2 MATERIAL TO BEINSTALLED AS REQUIRED IN ASTMD2321, LATEST EDITION. MINIMUMBEDDING THICKNESS TO BE 4" (100mm)FOR 4"-24" (100-600mm) AND42"-48"(1050-1200mm) CORRUGATEDPOLYETHYLENE PIPE (CPEP); 6"(150mm) FOR 30"-36" (750-900mm) CPEP.3. MINIMUM TRENCH WIDTHS TO BE ASFOLLOWS: NOMINAL MIN.RECOMMENDED Ø in (mm)TRENCH WIDTH, in (mm) 8 (200)25 (630) 10 (250) 28 (710)12 (300) 31 (790) 15 (375)34 (860) 18 (450) 39 (990)4. MINIMUM COVER : MINIMUMRECOMMENDED DEPTHS OF COVERFOR VARIOUS LIVE LOADINGCONDITIONS ARE SUMMARIZED IN THEFOLLOWING TABLE. UNLESSOTHERWISE NOTED, ALL DIMENSIONSARE TAKEN FROM THE TOP OF PIPE TOTHE GROUND SURFACE.SURFACE LIVE LOADINGCONDITIONH25 (FLEXIBLE PAVEMENT)H25 (RIGID PAVEMENT) E80RAILWAY HEAVYCONSTRUCTIONMINIMUM RECOMMENDEDCOVER, in (mm)12 (300)12 (300)24 (610)48 (1220)NOTES:1. MATERIALS TO CONFORM TOASTM A536 GRADE 70-50-052. CASTINGS ARE FURNISHED WITHA BLACK PAINT3" 11 2"DUCTILEIRON-DONOTPOLLUTDRA I NS T O W A T E R W A Y SE 8"24" DIA CAST IRON GRATE25 34" DIA NYLOPLASTFRAMEDOME FRAME AND GRATENOT TO SCALEBY "NYLOPLAST" OR APPROVED EQUIVALENTPAVED FLUMENOT TO SCALEWIDTHVARIES21216"6"EXTEND 4' PASTBOTTOM OF SLOPE12" DEPTH2'4' WIDE ATENDR=3.0' MIN.1'EXTEND FLUME1' MIN. PAST TOSNOTES:1.THE END SECTION TO BE UNDERCUT SOTHAT THE INVERT OF THE APRON TO BE ATTHE SAME GRADE (FLUSH) WITH THESURFACE OF THE RECEIVING CHANNEL.2.THE WIDTH OF THE END OF THE APRON TOBE EQUAL TO THE BOTTOM WIDTH OF THERECEIVING CHANNEL. MAXIMUM TAPER TORECEIVING CHANNEL 5:1.6.THE GEOTEXTILE FILTER FABRIC TO BEMIRAFI 140N OR EQUIVALENTSLOPEBOTTOM SLOPEBOTTOMTOPBOTTOMTOPBOTTOM CURBGUTTER LINEBOTTOM TREATMENTSEE SITE PLANBITUMINOUS APRONAPPROVED SUBGRADETOEFABRICSTONE & FABRICDENSE GRADE SURFACELOW POINT6" ROAD BASETWO LAYERS TYPE I-1 BIT. CONCRETE (SEE PAVEMENT DETAIL)BOTTOM TREATMENTAPPROVED SUBGRADE3" BASE OF 3/4"COMPACTED STONEOVER NON-WOVENFILTER FABRICPLAN VIEWCHANNEL SECTIONSECTION VIEWBOTTOM TREATMENTSEE SITE PLANSIDEWALK INLETNOT TO SCALENOTES:1. TRENCH GRATE TO BE TITLE WAVE MODEL BY URBAN ACCESSORIES OR APPROVEDEQUIVALENT. LOCAL DISTRIBUTOR IS FOX ASSOCIATES OF HOPE, MAINE (207-763-4410).2. TRENCH GRATE SHALL BE INSTALLED PER MANUFACTURERS SPECIFICATIONS.3. ALL TRENCH GRATES SHALL BE H-20 LOAD RATED.TOP OFGRATE =TOP OFCURBFRAME#3REBAR,18" O.C.GRATEDENSE GRADEDRIVEWAYSIDEWALK/GRATECURBMONOLITHIC POURFOREBAY(SEE DETAIL)VARIES(SEE PLAN)1% TYP.TRENCH GRATE IN FRAMEINLET CHANNELWALLSSIDEWALK#3 REBAR (SEE DETAIL A)6" CONCRETE PADEXPANSION JOINTEA. SIDE (TYP)PLAN VIEWDETAIL ASECTION A-ASECTION B-B18"6" MIN.4'-6"12"7" MIN.22" MIN30" MIN1" MIN.SHELF18" MAX. GAPPATHTOP OF INLET WALLTOP OF INLET WALLCURB CURBCONCRETEPADAABBFLOWPATHSEE LANDSCAPEPLAN FOR MATERIAL6"6"1"12"6" MIN.W.W. MESH (6x6w1.4xw1.4)FLAT SHEETS, 1" DEPTHOFF BOTTOM CONCRETEFOREBAYFLOWFLOWLP xFLOWPRECAST DIVERSION DRAIN MANHOLE (DMH)NOT TO SCALEFINISH GRADESECTION A-APLAN6" MIN.COMPACTED SUBGRADEOUTLET PIPE TO ISOLATOR ROW(SEE NOTES)DIVERSION WEIR WALL(SEE NOTES)MANIFOLD PIPE(SEE NOTES)INLET DRAIN PIPE(SEE NOTES)48" DIA. MIN.ECCENTRICCONE SECTIONSEE ALTERNATETO SLAB8"24" DIA.ACCESS8"12"(MIN.)6" MIN. COMPACTED3/4" CRUSHED STONECOMPACTEDCRUSHED STONESEE NOTE 3.SEE NOTE 4.SEE NOTE 5,6.FINISH GRADESTEPS (SEENOTE 2)RISERSECTION ASREQUIREDMONOLITHICBASE SECTIONNOTES:1. ALL SECTIONS TO BE DESIGNED FOR H-20 LOADING.2. COPOLYMER MANHOLE STEPS TO BE INSTALLED AT 12" O.C. FOR THE FULL DEPTH OF THESTRUCTURE.3. PROVIDE "V" KNOCKOUTS FOR PIPES WITH 2" MAX. CLEARANCE TO OUTSIDE OF PIPE. MORTAR ALLPIPE CONNECTIONS.4. JOINT SEALANT BETWEEN PRECAST SECTIONS TO BE PREFORMED BUTYL RUBBER.5. DRAIN MANHOLE FRAME AND COVER TO BE SET IN FULL 12" MORTAR BED. ADJUST TO GRADEWITH PRECAST CONCRETE RISER OR BRICK.6. DO NOT PLACE MORTAR BED AROUND STRUCTURE UNTIL IT IS AT THE REQUIRED FINISH ELEVATIONAND ALIGNMENT.7. FRAME AND COVER TO CONFORM TO MASSACHUSETTS STANDARDS HEAVY DUTY (EAST JORDAN,NEENAH, OR APPROVED EQUIVALENT).8. PIPE DIAMETERS AND INVERT ELEVATION PER SITE PLAN OR SCHEDULE.9. WEIR WALL TO BE REINFORCED CONCRETE OR OTHER SUITABLE MATERIAL.10.TOP OF WEIR WALL ELEVATION WITHIN THE DIVERSION MANHOLE PER SITE PLAN OR SCHEDULETOP OF CHECKDAMSEDIMENT FOREBAYNOT TO SCALENOTES:1. SEE PLANTABLE CONCRETE PAVERS DETAIL AND SPECIFICATIONS FOR PLANTABLE PAVERREQUIREMENTS.2. INSTALL PLANTABLE/PERMEABLE PAVER SYSTEM PER MANUFACTURERS REQUIREMENTS.3. SHAPE FOREBAY AS REQUIRED WITH MIN. 6" SIDE SLOPE DEPTH. DO NOT EXCEED 3:1 SIDE SLOPES.4. STEEL LANDSCAPE EDGING TO BE 14" THICKNESS HEAVY-DUTY STEEL WITH NATURAL FINISH.AASECTIONB-BBBSECTIONA-A6"2" REVEAL MAX.3:1 SLOPE MAX.12"SEE PLAN(S)PLANTABLE CONCRETEPAVERS(SEE DETAIL)PAVER BEDDING MATERIAL ANDSUBGRADE COMPACTION PERMANUFACTURER'S REQUIREMENTSFLOWCHECKDAM(SEE DETAIL)SEE LANDSCAPEPLAN(S) FORPLANTINGSSTEEL LANDSCAPE EDGINGINFLOWNOTES:1. USE RECYCLED/RECLAIMED GRANITE CURB WHEN POSSIBLE.2. KEY CHECKDAM INTO FOREBAY SIDE SLOPES A MINIMUM OF24" TO PREVENT FLOW FROM DIVERTING THE CHECK DAM.3. SEE PLAN(S) FOR CHECKDAM DIMENSIONS AND LAYOUT.CHECKDAMNOT TO SCALE6" MIN.6"12"3"KEY INTOSLOPE 24" MIN.ELEVATIONSECTION6"NATIVE SUBGRADEFILTER FABRICWASHED CRUSHED STONESPLASH PADROUNDED RIVERSTONE D50 = 3"FILTERFABRIC GRANITE OR PRECASTCONCRETE VERTICAL CURBINGCURBING SET LEVELFLOW24"3"3"4'NOTCH SET LEVELROUNDED RIVERSTONE (D50 = 3")TO EXTEND TOTOP OF BERMFILTER FABRICBELOW STONECONCRETE FOOTING4"4"DRAIN BASIN (DB)/OVERFLOW STRUCTURE (OS)NOT TO SCALEADAPTERANGLESVARIABLE0° - 360°(SEE NOTE5)VARIABLE SUMP DEPTHACCORDING TO PLANS(SEE NOTE 3: 6" MIN)4" MIN ON 12" - 24"6" MIN ON 30"VARIABLE INVERT HEIGHTSAVAILABLE ACCORDING TOPLANS/TAKE OFF(SEE NOTE 3)NOTES:1. GRATES/SOLID COVER TO BE DUCTILEIRON PER ASTM A536 GRADE 70-50-05,2. FRAMES TO BE DUCTILE IRON PERASTM A536 GRADE 70-50-053. DRAIN BASIN TO BE CUSTOMMANUFACTURED ACCORDING TO PLANDETAILS RISERS ARE NEEDED FORBASINS OVER 84" DUE TO SHIPPINGRESTRICTIONS SEE DRAWING NO.7001-110-0654. DRAINAGE CONNECTION STUB JOINTTIGHTNESS TO CONFORM TO ASTMD3212 FOR CORRUGATED HDPE (ADS &HANCOR DUAL WALL) & SDR 35 PVC5. ADAPTERS CAN BE MOUNTED ON ANYANGLE 0° TO 360°. TO DETERMINEMINIMUM ANGLE BETWEEN ADAPTERSSEE DRAWING NO. 7001-110-012,7001-110-013, & 7001-110-01424"REVB7001-110-111DWG NO.3130 VERONA AVEBUFORD, GA 30518PHN (770) 932-2443FAX (770) 932-2490www.nyloplast-us.com12 IN - 30 IN DB & ID NON TRAFFIC INSTALLATIONTITLEBY "NYLOPLAST" OR APPROVED EQUIVALENTSTANDARD LIGHT DUTYBEEHIVE GRATE FOROVERFLOW STRUCTURE(FRAME & COVER TOMATCH BASIN O.D. FORDRAIN BASIN)NON-H20 LOADING AREASCONCRETE COLLAR NOTREQUIRED (I.E. DRAINAGE SWALE,BIORETENTION AREA, ETC.)WATERTIGHT JOINT (SEE NOTE4, CORRUGATED HDPE SHOWN)VARIOUS TYPES OF INLET& OUTLET ADAPTERSAVAILABLE: 4" - 30" FORCORRUGATED HDPE (ADSN-12, ADS SINGLE WALL,HANCOR DUAL WALL), SDRALL BACKFILL MATERIAL TO BE CRUSHEDSTONE OR OTHER GRANULAR MATERIALMEETING THE REQUIREMENTS OF CLASSII MATERIAL AS DEFINED IN ASTM D2321.BEDDING & BACKFILL FOR SURFACEDRAINAGE INLETS TO BE PLACED &COMPACTED UNIFORMLY INACCORDANCE WITH ASTM D2321.WALL MOUNT SHOULDBE INSTALLED 1.38" - 1.50"BELOW THE STRUCTURE TOPCUTOUT DETAILPROVIDE STAINLESS STEELADJUSTABLE LOCKING MECHANISM(PART # 1230DOMELOCK).INSTALL SPACERS AS SHOWNGENERAL NOTES:1. SUB-GRADE (EXISTING MATERIAL) SHALL CONSIST OF INERT MATERIAL THAT IS HARD, DURABLE STONEAND/OR COARSE SAND, FREE FROM LOAM AND CLAY TO A DEPTH NOT LESS THAN 4-FT BELOW THE FINISHPAVEMENT SURFACE. EXCAVATE SANDY-LOAM AND/OR LOAMY-SAND TOPSOIL MATERIAL FROM ALLPAVED AREAS PRIOR TO SUB-BASE INSTALLATION.2. PLACE SUB-BASE IN MAXIMUM 8" LIFTS (COMPACTED TO 95%).3. COMPACT SUB-GRADE FILL TO 95% COMPACTION.4. SEE SITE LAYOUT PLAN FOR PAVEMENT WIDTH AND LOCATION.5. SEE GRADING PLANS FOR PAVEMENT SLOPE AND CROSS SLOPE.6. SWEEP CLEAN THE EXISTING BINDER COURSE SURFACE PRIOR TO INSTALLING THE WEARING COURSE BYA STREET SWEEPING MACHINE .7. APPLY A TACK COAT PER SPECIFICATIONS.BITUMINOUS PAVEMENTNOT TO SCALEAPPROVED SUBGRADECOMPACTED DENSE GRADE, DENSEBLENDED CRUSHED STONE OR RECLAIMEDPAVEMENT BORROW CONFORMING TOSTATE DOT STANDARD SPECIFICATIONSCLASS I TYPE I-1 BIT. PAVEMENT:WEARING SURFACE, ON BINDERCOURSE (PER STATE DOTSTANDARDS)1 12"1 12"8"101/16/23 JLV RAC Revised per Town comments Revisions Appr.Rev. Date By Description 1 2 3 4 5 6 7DETAILS ARMSTRONG KELLEY PARK PERMITTING PLANS BARNSTABLE, MA Survey Provided By:Sheet Number:Project Number:Registration:Prepared For:Plan Set: Plan Title:Sheet :6C -Horsley Witten Group, Inc. 90 Route 6A Sandwich, MA 02563 Phone: (508) 833-6600 Fax: (508) 833-3150 Dated: JULY 2021 The Trustees of Reservations 830 Drift Road Westport, MA 02790 Phone: ---- Fax: ----6 821080oflast modified: 01/16/23 printed: 01/16/23 by jv H:\Projects\2021\21080 Armstrong Kelley Park\Drawings\21080 DE.dwg DECEMBER 6, 2022 JLV JLV BRK Checked By:Designed By:Date:Drawn By: Sustainable Environmental Solutions www.horsleywitten.com 90 Route 6A Sandwich, MA 02563 508-833-6600 voice 508-833-3150 fax Horsley Witten Group, Inc. 3' (MIN)1"MIN.16" BIORETENTION SOIL-SEE NOTESBIORETENTION 2 SECTION A-ANOT TO SCALENOTES:1. FILTER FABRIC TO EXTEND ALONG BOTTOM OF CRUSHED STONE AND PEA GRAVEL3" PEA GRAVEL1" MIN.4" PERFORATED PVC IN 6" OF 34" WASHEDCRUSHED STONE (MA HIGHWAY M2.01.0 OREQUIV.). CONNECT TO INLETENGINEER APPROVED NATIVEOR BACKFILL MATERIALFILTER FABRIC(MIRAFI 140-N ORAPPROVED EQUAL)6" IMPORTEDLOAM6" IMPORTEDLOAM8" CRUSHEDSTONE4" PERFORATED PVCTAPER BIORETENTION SOILFROM OUTLET STRUCTUREBIORETENTIONCLEANOUTIF L>10' - SEE DETAILAANOTES:1. CONTRACTOR RESPONSIBLE FOR SLOPE STABILIZATION AND SAFETYMEASURES DURING CONSTRUCTION. SIDE SLOPES TO BE 4:1 SLOPE.BIORETENTIONPLANTINGS(SEE PLANTING PLAN)6" PONDINGDEPTHAPPROVED NATIVEBACKFILL MATERIALBIORETENTION AREA 2NOT TO SCALE3BIORETENTION OUTLETW/ DOME GRATE3" PEA GRAVEL1BOTTOM OF BIO SOIL: 14.673'MIN3"MINOUTLET PIPESEE PLANS FOR INVERTVERTICAL EXCAVATION SLOPEPREFERRED OR ALTERNATIVESLOPE (MAX 1:1)BOTTOM OF CRUSHED STONE 13.75BOTTOM OF PEA GRAVEL: 14.423"UPTURNEDELBOW6"6" IMPORTED LOAMBOTTOM OF LOAM 13.25FILTER FABRIC ON SIDES AND ONTOP OF LOAM LAYERMIRAFI 140N OR APPROVED EQUAL18"TOP OF BIO SOIL: 16.008" CRUSHEDSTONE16" BIORETENTION SOIL-SEE SPEC. NOTESESHGW: 10.50BIORETENTIONCLEANOUTIF L>10' - SEE DETAILAANOTES:1. CONTRACTOR RESPONSIBLE FOR SLOPE STABILIZATION AND SAFETYMEASURES DURING CONSTRUCTION. SIDE SLOPES TO BE 4:1 SLOPE.TOP OF BIO SOIL: 11.25BIORETENTION PLANTINGS(SEE PLANTING PLAN)6" PONDINGDEPTHAPPROVED NATIVEBACKFILL MATERIALBIORETENTION AREA 1NOT TO SCALE312" BIORETENTIONSOIL-SEE SPEC.NOTES3" PEA GRAVEL1BOTTOM OF BIO SOIL: 10.253'MIN3"MINBOTTOM OF PEA GRAVEL: 10.003"6" IMPORTED LOAMBOTTOM OF LOAM 9.50FILTER FABRIC ON SIDES AND ONTOP OF LOAM LAYERMIRAFI 140N OR APPROVED EQUALVERTICAL EXCAVATION SLOPEPREFERRED OR ALTERNATIVESLOPE (MAX 1:1)90° ELBOW TO OUTFALLESHGW: 7.8112" ADVANEDGE UNDERDRAIN PIPEINV: 10.50'3' (MIN)1" MIN.12" BIORETENTIONSOIL-SEE NOTESBIORETENTION 1 SECTION A-ANOT TO SCALENOTES:1. FILTER FABRIC ABOVE UNDERDRAIN SHALL EXTEND VERTICALLY1-INCH± INTO THE BIO SOIL LAYER & HORIZONTALLY 1-FOOT OFFTHE CENTER OF THE UNDERDRAIN PIPE.3" PEA GRAVEL1" MIN.12" X 112" ADVANEDGE UNDERDRAIN PIPE IN 4"OF 34" WASHED CRUSHED STONE (MA HIGHWAYM2.01.0 OR EQUIV.). CONNECT TO INLETENGINEER APPROVED NATIVEOR BACKFILL MATERIAL6" IMPORTEDLOAMFILTER FABRIC(MIRAFI 140-N ORAPPROVED EQUAL)STORMTECH GENERAL NOTES1. STORMTECH LLC ("STORMTECH") REQUIRES INSTALLING CONTRACTORS TO USE AND UNDERSTANDSTORMTECH'S LATEST INSTALLATION INSTRUCTIONS PRIOR TO BEGINNING SYSTEM INSTALLATION.2. OUR TECHNICAL SERVICES DEPARTMENT OFFERS INSTALLATION CONSULTATIONS TO INSTALLINGCONTRACTORS. CONTACT OUR TECHNICAL SERVICES REPRESENTATIVE AT LEAST 30 DAYS PRIOR TOSYSTEM INSTALLATION TO ARRANGE A PRE-INSTALLATION CONSULTATION. OUR REPRESENTATIVES CANTHEN ANSWER QUESTIONS OR ADDRESS COMMENTS ON THE STORMTECH CHAMBER SYSTEM AND INFORMTHE INSTALLING CONTRACTOR OF THE MINIMUM INSTALLATION REQUIREMENTS BEFORE BEGINNING THESYSTEM'S CONSTRUCTION. CALL 1-888-892-2694 TO SPEAK TO A TECHNICAL SERVICE REPRESENTATIVE ORVISIT WWW.STORMTECH.COM TO RECEIVE A COPY OF OUR INSTALLATION INSTRUCTIONS.3. STORMTECH'S REQUIREMENTS FOR SYSTEMS WITH PAVEMENT DESIGN (ASPHALT, CONCRETE PAVERS,ETC.): MINIMUM COVER IS 18 INCHES NOT INCLUDING PAVEMENT; MAXIMUM COVER IS 96 INCHES INCLUDINGPAVEMENT. FOR INSTALLATIONS THAT DO NOT INCLUDE PAVEMENT, WHERE RUTTING FROM VEHICLES MAYOCCUR, MINIMUM REQUIRED COVER IS 24 INCHES, MAXIMUM COVER IS 96 INCHES.4. THE CONTRACTOR MUST REPORT ANY DISCREPANCIES WITH CHAMBER FOUNDATION MATERIALS BEARINGCAPACITIES TO THE DESIGN ENGINEER.5. AASHTO M288 CLASS 2 NON-WOVEN GEOTEXTILE (FILTER FABRIC) MUST BE USED AS INDICATED IN THEPROJECT PLANS.6. STONE PLACEMENT BETWEEN CHAMBERS ROWS AND AROUND PERIMETER MUST FOLLOW INSTRUCTIONSAS INDICATED IN THE MOST CURRENT VERSION OF STORMTECH'S INSTALLATION INSTRUCTIONS.7. BACKFILLING OVER THE CHAMBERS MUST FOLLOW REQUIREMENTS AS INDICATED IN THE MOST CURRENTVERSION OF STORMTECH'S INSTALLATION INSTRUCTIONS.8. THE CONTRACTOR MUST REFER TO STORMTECH'S INSTALLATION INSTRUCTIONS FOR A TABLE OFACCEPTABLE VEHICLE LOADS AT VARIOUS DEPTHS OF COVER. THIS INFORMATION IS ALSO AVAILABLE ATSTORMTECH'S WEBSITE: WWW.STORMTECH.COM. THE CONTRACTOR IS RESPONSIBLE FOR PREVENTINGVEHICLES THAT EXCEED STORMTECH'S REQUIREMENTS FROM TRAVELING ACROSS OR PARKING OVER THESTORMWATER SYSTEM. TEMPORARY FENCING, WARNING TAPE AND APPROPRIATELY LOCATED SIGNS ARECOMMONLY USED TO PREVENT UNAUTHORIZED VEHICLES FROM ENTERING SENSITIVE CONSTRUCTIONAREAS.9. THE CONTRACTOR MUST APPLY EROSION AND SEDIMENT CONTROL MEASURES TO PROTECT THESTORMWATER SYSTEM DURING ALL PHASES OF SITE CONSTRUCTION PER LOCAL CODES AND DESIGNENGINEER'S SPECIFICATIONS.10. STORMTECH PRODUCT WARRANTY IS LIMITED. SEE CURRENT PRODUCT WARRANTY FOR DETAILS. TOACQUIRE A COPY CALL STORMTECH AT 1-888-892-2694 OR VISIT WWW.STORMTECH.COM.Detention Retention RechargeSubsurface Stormwater ManagementSM2'MIN.STORMTECH ISOLATOR ROW MANIFOLD DETAILNOT TO SCALEGEOTEXTILE TO BE LOCATEDUNDER FIRSTTWO CHAMBERS ONLY UNLESS OTHERWISENOTED48" MIN. Ø STRUCTURE WITHOVERFLOW WEIR24" MIN. SUMPOVERFLOW MANIFOLDAASHTO M288 CLASS 1 WOVEN GEOTEXTILEOVER FOUNDATION STONE FOR SCOURPROTECTION AT ALL CHAMBER INLET ROWSSTORMTECHISOLATOR™ ROW24" Ø ACCESSPIPE REQUIREDIN FROM DRAINAGENETWORKSTORMTECHCHAMBERSNOTE: ALL DIMENSIONS ARE NOMINALSTUBS AT BOTTOM OF END CAP FOR PART NUMBERS ENDING WITH "B"STUBS AT TOP OF END CAP FOR PART NUMBERS ENDING WITH "T"NOMINAL CHAMBER SPECIFICATIONSSIZE (W x H x INSTALLED LENGTH) 51.0" x 30.0" x 85.4"CHAMBER STORAGE45.9 CUBIC FEETMINIMUM INSTALLED STORAGE 74.9 CUBIC FEETWEIGHT75 lbs.*FOR THE SC740EPE24B THE 24" STUB LIES BELOW THE BOTTOM OFTHE END CAP APPROXIMATELY 1.75". BACKFILL MATERIAL SHOULD BEREMOVED FROM BELOW THE N-12 STUB SO THAT THE FITTING SITSLEVEL.30"51"AACB90.7" ACTUAL85.4" INSTALLEDBUILD ROW INTHIS DIRECTIONOVERLAP NEXT CHAMBER HERE(OVER SMALL CORRUGATION)ACCEPTS 4" SCH 40 PVC PIPEFOR INSPECTION PORTSTORMTECH TECHNICAL DETAILSNOT TO SCALEALL STUBS, EXCEPT FOR THE SC740EPE24B ARE PLACED AT BOTTOMOF END CAP SUCH THAT THE OUTSIDE DIAMETER OF THE STUB ISFLUSH WITH THE BOTTOM OF THE END CAP. FOR ADDITIONALINFORMATION CONTACT STORMTECH AT 1-888-892-2694.PART#STUB ABCSC740EPE06T6"(150 mm)10.90" (277 mm)18.50" (470 mm)N/ASC740EPE06B6"(150 mm)10.90" (277 mm)N/A0.50" (13 mm)SC740EPE08T8"(200 mm)12.20" (310 mm)16.50" (419 mm)N/ASC740EPE08B8"(200 mm)12.20" (310 mm)N/A0.60" (15 mm)SC740EPE10T10"(250 mm)13.40" (340 mm)14.50" (368 mm)N/ASC740EPE10B10"(250 mm)13.40" (340 mm)N/A0.70" (18 mm)SC740EPE12T12"(300 mm)14.70" (373 mm)12.50" (318 mm)N/ASC740EPE12B12"(300 mm)14.70" (373 mm)N/A1.20" (30 mm)SC740EPE15T15"(375 mm)18.40" (467 mm)9.00" (229 mm)N/ASC740EPE15B15"(375 mm)18.40" (467 mm)N/A1.30" (33 mm)SC740EPE18T18"(450 mm)19.70" (500 mm)5.00" (127 mm)N/ASC740EPE18B18"(450 mm)19.70" (500 mm)N/A1.60" (41 mm)SC740EPE24B24"(600 mm)18.50" (470 mm)N/A0.10" (3 mm)SECTION VIEW A-ASTORMTECH SINGLE TEEMANUFACTURED BY ADSSTORMTECH DOUBLE MANIFOLDMANUFACTURED BY ADSSTORMTECH TRIPLE ECENTRIC MANIFOLDMANUFACTURED BY ADSFOR INFORMATIONCALL 1-888-892-2694AAAAAAHEADER PIPE SIZESSTUB SIZE48"42"36" 30"24"18" 15"12"10" 8" 6"12" AVAIL AVAIL AVAIL AVAIL AVAIL AVAIL AVAIL AVAIL - - -10" - - - - AVAIL AVAIL AVAIL AVAIL AVAIL - -8"- - - - AVAIL AVAIL AVAIL AVAIL AVAIL AVAIL -6"AVAIL AVAIL AVAIL AVAIL AVAIL AVAIL AVAIL AVAIL AVAIL AVAIL AVAILAVAIL - STANDARD HEADERS AVAILABLEMANIFOLDS ARE DESIGNED TO BE COUPLED TO STORMTECHPREFABRICATED END CAPS. WHEN USING STANDARD END CAPS,CORRUGATED PIPE UP TO 10 INCHES CAN BE INSERTED DIRECTLY INTOTHE END CAP. FOR 12" INLET PIPES, A CORRUGATED TO SMOOTH PIPEADAPTER IS REQUIRED.ADS MANIFOLD DETAILNOT TO SCALE18" MIN WIDTHCONCRETE SLAB8" MIN THICKNESS10" PVC SCH40 PIPESC-740 CHAMBERSTORMTECH 10 INCH PORT DETAILNOT TO SCALENOTES:1. ALL SCHEDULE 40 FITTINGS TO BE SOLVENT CEMENTED.2. INSPECTION PORTS TO BE INSTALLED IN THE MIDDLE CHAMBER OF EACH CHAMBER ROW3. FOR STORMTECH INFORMATION CALL 1-888-892-269415" NYLOPLAST INLINE DRAINBODY W/SOLID HINGED COVEROR GRATEPART# 2715AG10IPSOLID COVER: 1599CGCGRATE: 1599CGS10" INSERTA TEEPART# 10IPSSTIP/10SLRUBINSERTA TEE TO BE CENTEREDON CORRUGATION CRESTCONCRETE COLLAR NOTREQUIRED FOR UNPAVEDAPPLICATIONSFINISH GRADECONCRETE COLLARSTORMTECH SC-740 CHAMBER TYPICAL CROSS SECTIONNOT TO SCALEACCEPTABLE FILL MATERIALS: STORMTECH SC-740 CHAMBER SYSTEMSPLEASE NOTE:1. THE LISTED AASHTO DESIGNATIONS ARE FORGRADATIONS ONLY. THE STONE MUST ALSO BE CLEAN,CRUSHED, ANGULAR. FOR EXAMPLE, A SPECIFICATIONFOR #4 STONE WOULD STATE: "CLEAN, CRUSHED,ANGULAR NO. 4 (AASHTO M43) STONE".2. STORMTECH COMPACTION REQUIREMENTS ARE MET FOR'A' LOCATION MATERIALS WHEN PLACED ANDCOMPACTED IN 6" (150 mm) (MAX) LIFTS USING TWO FULLCOVERAGES WITH A VIBRATORY COMPACTOR.3. WHERE INFILTRATION SURFACES MAY BE COMPROMISEDBY COMPACTION, FOR STANDARD DESIGN LOADCONDITIONS, A FLAT SURFACE MAY BE ACHIEVED BYRAKING OR DRAGGING WITHOUT COMPACTIONEQUIPMENT. FOR SPECIAL LOAD DESIGNS, CONTACTSTORMTECH FOR COMPACTION REQUIREMENTS.NOTES:1. SC-740 CHAMBERS SHALL CONFORM TO THE REQUIREMENTS OF ASTM F2418 "STANDARD SPECIFICATION FOR POLYPROPYLENE (PP) CORRUGATED WALL STORMWATER COLLECTION CHAMBERS", OR ASTM F2922 "STANDARD SPECIFICATION FOR POLYETHYLENE (PE) CORRUGATED WALLSTORMWATER COLLECTION CHAMBERS".2. SC-740 CHAMBERS SHALL BE DESIGNED IN ACCORDANCE WITH ASTM F2787 "STANDARD PRACTICE FOR STRUCTURAL DESIGN OF THERMOPLASTIC CORRUGATED WALL STORMWATER COLLECTION CHAMBERS".3. THE INSTALLED CHAMBER SYSTEM TO PROVIDE THE LOAD FACTORS SPECIFIED IN THE AASHTO LRFD BRIDGE DESIGN SPECIFICATIONS SECTION 12.12 FOR EARTH AND LIVE LOADS, WITH CONSIDERATION FOR IMPACT AND MULTIPLE VEHICLE PRESENCE.4. "ACCEPTABLE FILL MATERIALS" TABLE ABOVE PROVIDES MATERIAL LOCATIONS, DESCRIPTIONS, GRADATIONS, AND COMPACTION REQUIREMENTS FOR FOUNDATION, EMBEDMENT, AND FILL MATERIALS.5. THE SITE DESIGN ENGINEER IS RESPONSIBLE FOR ASSESSING THE BEARING RESISTANCE (ALLOWABLE BEARING CAPACITY) OF THE SUBGRADE SOILS AND THE DEPTH OF FOUNDATION STONE WITH CONSIDERATION FOR THE RANGE OF EXPECTED SOIL MOISTURE CONDITIONS.6. PERIMETER STONE MUST BE EXTENDED HORIZONTALLY TO THE EXCAVATION WALL FOR BOTH VERTICAL AND SLOPED EXCAVATION WALLS.7. ONCE LAYER 'C' IS PLACED, ANY SOIL/MATERIAL CAN BE PLACED IN LAYER 'D' UP TO THE FINISHED GRADE. MOST PAVEMENT SUBBASE SOILS CAN BE USED TO REPLACE THE MATERIAL REQUIREMENTS OF LAYER 'C' OR 'D' AT THE SITE DESIGN ENGINEER'S DISCRETION.8. FOR INFORMATION, CONTACT STORMTECH AT 1-888-892-2694.MATERIAL LOCATIONDESCRIPTIONAASHTO MATERIALCLASSIFICATIONSCOMPACTION / DENSITY REQUIREMENTDFINAL FILL: FILL MATERIAL FOR LAYER 'D' STARTS FROMTHE TOP OF THE 'C' LAYER TO THE BOTTOM OF FLEXIBLEPAVEMENT OR UNPAVED FINISHED GRADE ABOVE. NOTETHAT PAVEMENT SUBBASE MAY BE PART OF THE 'D' LAYERANY SOIL/ROCK MATERIALS, NATIVE SOILS, ORPER ENGINEER'S PLANS. CHECK PLANS FORPAVEMENT SUBGRADE REQUIREMENTS.N/APREPARE PER SITE DESIGN ENGINEER'S PLANS. PAVED INSTALLATIONSMAY HAVE STRINGENT MATERIAL AND PREPARATION REQUIREMENTS.CINITIAL FILL: FILL MATERIAL FOR LAYER 'C' STARTS FROMTHE TOP OF THE EMBEDMENT STONE ('B' LAYER) TO 18" (450mm) ABOVE THE TOP OF THE CHAMBER. NOTE THATPAVEMENT SUBBASE MAY BE A PART OF THE 'C' LAYER.GRANULAR WELL-GRADED SOIL/AGGREGATEMIXTURES, <35% FINES OR PROCESSEDAGGREGATE. MOST PAVEMENT SUBBASE MATERIALS CANBE USED IN LIEU OF THIS LAYER.AASHTO M145¹A-1, A-2-4, A-3ORAASHTO M43¹3, 357, 4, 467, 5, 56, 57, 6,67, 68, 7, 78, 8, 89, 9, 10BEGIN COMPACTIONS AFTER 12" (300 mm) OF MATERIAL OVER THECHAMBERS IS REACHED. COMPACT ADDITIONAL LAYERS IN 6" (150 mm)MAX LIFTS TO A MIN. 95% PROCTOR DENSITY FOR WELL GRADEDMATERIAL AND 95% RELATIVE DENSITY FOR PROCESSED AGGREGATEMATERIALS. ROLLER GROSS VEHICLE WEIGHT NOT TO EXCEED 12,000lbs (53 kN). DYNAMIC FORCE NOT TO EXCEED 20,000 lbs (89 kN).BEMBEDMENT STONE: FILL SURROUNDING THE CHAMBERSFROM THE FOUNDATION STONE ('A' LAYER) TO THE 'C'LAYER ABOVE.CLEAN, CRUSHED, ANGULAR STONEAASHTO M43¹3, 357, 4, 467, 5, 56, 57NO COMPACTION REQUIRED.AFOUNDATION STONE: FILL BELOW CHAMBERS FROM THESUBGRADE UP TO THE FOOT (BOTTOM) OF THE CHAMBER.CLEAN, CRUSHED, ANGULAR STONEAASHTO M43¹3, 357, 4, 467, 5, 56, 57PLATE COMPACT OR ROLL TO ACHIEVE A FLAT SURFACE. ² ³24" MIN*8'MAX6" MINDCBA12" MIN12" TYP51"6"MIN30"DEPTH OF STONESEE SCHEDULEPERIMETER STONE(SEE NOTE 6)EXCAVATION SIDEWALL(CAN BE SLOPED OR VERTICAL)ADS GEOSYNTHETICS 601T NON-WOVEN GEOTEXTILE ALONG TOP OFCLEAN, CRUSHED, ANGULAR STONE (B LAYER) AND SIDEWALLSONLY. DO NOT PLACE ALONG THE BOTTOM OF A LAYERSC-740 END CAPSUBGRADE SOILS(SEE NOTE 4)DENSE GRADE SURFACE -SEE DETAILFOR STORMTECH INFORMATIONCALL 1-888-892-2694ISOLATOR ROW ONLY - WOVEN GEOTEXTILE THAT MEETSADS 9530TK GEOTEXTILE OR EQUAL,BETWEEN FOUNDATION STONE AND CHAMBERSSC-740: 5'-6' WIDE STRIPINSPECTION & MAINTENANCESTEP 1) INSPECT ISOLATOR ROW FOR SEDIMENTA. INSPECTION PORTS (IF PRESENT)A.1. REMOVE/OPEN LID ON NYLOPLAST INLINE DRAINA.2. REMOVE AND CLEAN FLEXSTORM FILTER IF INSTALLEDA.3. USING A FLASHLIGHT AND STADIA ROD, MEASURE DEPTH OF SEDIMENT ANDRECORD ON MAINTENANCE LOGA.4. LOWER A CAMERA INTO ISOLATOR ROW FOR VISUAL INSPECTION OF SEDIMENTLEVELS (OPTIONAL)A.5. IF SEDIMENT IS AT, OR ABOVE, 3" (80 mm) PROCEED TO STEP 2. IF NOT, PROCEEDTO STEP 3.B. ALL ISOLATOR ROWSB.1. REMOVE COVER FROM STRUCTURE AT UPSTREAM END OF ISOLATOR ROWB.2. USING A FLASHLIGHT, INSPECT DOWN THE ISOLATOR ROW THROUGH OUTLETPIPEi) MIRRORS ON POLES OR CAMERAS MAY BE USED TO AVOID A CONFINED SPACEENTRYii) FOLLOW OSHA REGULATIONS FOR CONFINED SPACE ENTRY IF ENTERINGMANHOLEB.3. IF SEDIMENT IS AT, OR ABOVE, 3" (80 mm) PROCEED TO STEP 2. IF NOT, PROCEEDTO STEP 3.STEP 2) CLEAN OUT ISOLATOR ROW USING THE JETVAC PROCESSA. A FIXED CULVERT CLEANING NOZZLE WITH REAR FACING SPREAD OF 45" (1.1 m) ORMORE IS PREFERREDB. APPLY MULTIPLE PASSES OF JETVAC UNTIL BACKFLUSH WATER IS CLEANC. VACUUM STRUCTURE SUMP AS REQUIREDSTEP 3) REPLACE ALL COVERS, GRATES, FILTERS, AND LIDS; RECORD OBSERVATIONS ANDACTIONS.STEP 4) INSPECT AND CLEAN BASINS AND MANHOLES UPSTREAM OF THE STORMTECH SYSTEM.NOTES1. INSPECT EVERY 6 MONTHS DURING THE FIRST YEAR OF OPERATION. ADJUST THE INSPECTIONINTERVAL BASED ON PREVIOUS OBSERVATIONS OF SEDIMENT ACCUMULATION AND HIGH WATERELEVATIONS.2. CONDUCT JETTING AND VACTORING ANNUALLY OR WHEN INSPECTION SHOWS THATMAINTENANCE IS NECESSARY.SUMP DEPTH24" MIN.CATCH BASINORMANHOLE W/WEIRSTORMTECH ISOLATOR ROW DETAILNOT TO SCALECOVER ENTIRE ISOLATOR ROWWITH ADS GEOSYNTHETICS 601TNON-WOVEN GEOTEXTILE8' MIN.WIDESC-740 CHAMBERINSPECTION PORTSC-740 END CAP24" HDPE ACCESS PIPEREQUIRED USE FACTORYPRE-FABRICATED ENDCAPPART #: SC740EPE24BTOP OF CHAMBERSELEV. E24" HDPE PIPE ISOLATORINLET SET AT BOTTOM OFEND CAPMANHOLE4'Ø MIN.OVERFLOW WEIRAAWEIR PLATE ELEVATIONSET EVEN WITH THE TOP OF CHAMBERS (SEE SCHEDULE)INLET PIPESET AT BOTTOM OF END CAPSECTION A-ABBISOLATORROWSTORMTECHSC-740CHAMBERSECTION B-BINLET PIPEINV. ELEV. BINV. ELEV. AISOLATOR ROWSTORMTECH SC-740 STUBPREFABRICATED END CAPFINISHED GRADE-SEE PLANSMANIFOLD PIPE(SEE SCHEDULE)BOTTOM OFCHAMBER ELEV. CBOTTOM OFFOUNDATIONSTONE ELEV. D4' MIN.IN FROMDRAINAGENETWORKPLACE WOVEN GEOTEXTILEOVER BEDDING STONE FORSCOUR PROTECTION AT ALLCHAMBER INLET ROWSPLACE UNDER FIRST TWOCHAMBERS ONLY- SEEMANIFOLD DETAILTOP OF STONEELEV. FSTORMTECH SYSTEM DETAILNOT TO SCALEIN FROMDRAINAGENETWORKHDPE MANIFOLD INLETPIPE-SEE SCHEDULESPILLWAYNOT TO SCALE12"EXTEND TURF REINFORCEMENT3' PAST TOP OF SLOPEPROFILENOT TO SCALE12"3 MIN.12'GRANITE CURB14'18'STABILIZE BOTTOM & SIDE SLOPES OFDRAINAGE CHANNEL WITH EROSIONCONTROL TURF REINFORCEMENT MAT(SEE NOTES)6" LOAM & SEED(SEE SPECIFICATIONS)EARTHFILLTURF REINFORCEMENT MATSHALL BE ONE PIECE ANDKEYED IN ON ALL SIDES.NOTES:1.KEY CURB A MINIMUM OF 24" INTO COMPACTED BERM TO PREVENT FLOW DIVERSION.2.SUBGRADE TO BE UNIFORM AND SMOOTH. REMOVE ALL ROCKS, CLODS, VEGETATION OR OTHER OBJECTS.3.LOAM & HAND SEED PRIOR TO MAT INSTALLATION.4.TURF REINFORCEMENT MAT TO BE ENKAMAT® OR APPROVED EQUIVALENT.5.TURF REINFORCEMENT MAT TO BE INSTALLED PER MANUFACTURERS GUIDELINES & DETAILS.6.EXTEND TURF REINFORCEMENT MAT 12" PAST TOP OF SLOPE.7.SPREAD ONE-HALF INCH OF TOPSOIL EVENLY OVER MATTING. MAT TO HAVE DIRECT CONTACT WITH THESOIL SURFACE.8.SEED PER SPECIFICATIONS.WEIR ELEV. ELEV. 11.75TOP OF BERMELEV.12.253" of 3/4" WASHEDCRUSHED STONE CURBBEDDING MATERIALPREPAREDSUBGRADEFILTER FABRICBIORETENTION6" MIN.6"KEY INTOSLOPE 24" MIN.18"6"ROUNDED RIVER STONE(D50 = 3") TO EXTEND TOTOP OF BERMFILTER FABRICBELOW STONE3" of 3/4" WASHED CRUSHEDSTONE CURB BEDDING MATERIALPLANTABLE CONCRETE PAVERSNOT TO SCALENOTES:1. SEE SPECIFICATIONS FORPLANTABLE CONCRETEPAVER REQUIREMENTS.2. REFER TO MANUFACTURERSREQUIREMENTS FORADDITIONAL INSTALLATIONREQUIREMENTS3. FILTER FABRIC AROUNDPERIMETER AND BOTTOM OFSTONE BASE. KEY INMINIMUM 6".12" MIN.FILTER FABRICOVERLAP8"SECTION A-A0.5"AA24"24"COMPACTED SAND FORLEVELINGCRUSHED STONENON-WOVENFILTER FABRICSUBBASE FLATTENEDTO MATCH PAVERSPAVER MATPLAN VIEWAGGREGATE INFILL.STAKING DETAILFLOWDIRECTIONSTAKES PERMANUFACTURER'SSPECIFICATIONSSTAKING NOTE: FOR PAVER FOREBAY,USE TWO (2) 8" GALV. RING SHANKS (14"GAUGE, 916" HEAD) PER DRIVABLEGRASS MAT OR ANY CUT MATS ON THEUPSTREAM SIDE OF MAT AT INFLOW.BIORETENTION CLEANOUTNOT TO SCALESECURABLE CAP3"ADAPTER TO 12" FLATADVANEDGE UNDERDRAINIF APPLICABLENON-PERFORATED 4" PVC ELBOWBIORETENTIONSOIL-SEE DETAIL4" DIA. (MIN)SOLID SCH. 40 PVCPEA GRAVEL 12" FLAT ADAVANEDGE PIPEOR 4" PERFORATED PVCPIPE. SEE BIORETENTIONDETAILS.01/16/23 JLV RAC Revised per Town comments111