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BARNSTABLE GM 22X34stamped
© 2025 Microsoft Corporation Earthstar Geographics SIO © 2025 Microsoft Corporation Earthstar Geographics SIO © 2025 Microsoft Corporation © 2025 Maxar ©CNES (2025) Distribution Airbus DS © 2025 Microsoft Corporation © 2025 Maxar ©CNES (2025) Distribution Airbus DS © 2025 Microsoft Corporation Earthstar Geographics SIO BARNSTABLE GREAT MARSH SALT MARSH RESTORATION PROJECT BARNSTABLE, MASSACHUSETTS CONCEPT DESIGN PLANS - NOT FOR CONSTRUCTION VICINITY MAP SCALE: 1" = 10 MI SITE LOCATION MAP SCALE: 1" = 5000' SITE US R O U T E 6 SCALE AS SHOWN FILE PATH: \\WARWICKFP\WARWICKFP\CAD\PROJECTS\1653701 - MASS AUDUBON BARNSTABLE GREAT MARSH\CAD\PRODUCTION\DESIGN SET\1653701-01.00-G.DWG [G-001] GOURLEY, DANIELLE 6/25/2025 9:24 AMPROFESSIONAL CERTIFICATION. I HEREBY CERTIFY THAT THESE DOCUMENTS WERE PREPARED OR APPROVED BY ME, AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MASSACHUSETTS. LICENSE NO. 51405 EXPIRATION DATE: 6/30/2026 CONCEPT DESIGN PLANS - NOT FOR CONSTRUCTIONR EA Engineering, Science, and Technology, Inc., PBC www.eaest.com OF 8 G-001 MA83F NAVD88 2452 MAIN STREET ROUTE 6A BARNSTABLE, MA BARNSTABLE GREAT MARSH SALT MARSH RESTORATION PROJECT DRAWN BY: DG DESIGNED BY: DG/JP CHECKED BY: AH PROJECT MANAGER: AP PROJECT NUMBER: 16537-01 DATE:SHEET: DRAWING NO. DRAWING INFORMATION DRAWING TITLE PROJECT ADDRESS PROJECT NAME SEAL REVISIONS FULL SIZE PLOT: 22" x 34" HORIZONTAL DATUM: VERTICAL DATUM: 301 Metro Center Boulevard, #102 Warwick, Rhode Island 02886 (401) 736-3440 ABBREVIATIONS AC ACRES APPROX APPROXIMATELY CY CUBIC YARDS EL/ELEV ELEVATION ESC SOIL EROSION AND SEDIMENT CONTROL EX EXISTING FT FEET LF LINEAR FEET MI MILES NAD83 NORTH AMERICAN DATUM OF 1983 NAVD88 NORTH AMERICAN VERTICAL DATUM OF 1988 NGS NATIONAL GEODETIC SURVEY NO.NUMBER NWL NORMAL WATER LEVEL PR PROPOSED SF SQUARE FEET TYP TYPICAL VIF VERIFY IN FIELD WSE WATER SURFACE ELEVATION PROJECT INFORMATION CLIENT: MASSACHUSETTS AUDUBON SOCIETY, INC. 137 BARTLETT ROAD PLYMOUTH, MASSACHUSETTS 02360 DESIGNER: GEOFF WILSON BEAR CREEK WILDLIFE SANCTUARY SAUGUS, MA ENGINEER: EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBC 301 METRO CENTER BLVD., # 102 WARWICK, RI 02886 DATUM: HORIZONTAL: NAD83 MASSACHUSETTS STATE PLANE, MAINLAND ZONE U.S. FT VERTICAL: NAVD88 TITLE SHEET 15/6/2025 US ROUTE 6IY A N N O U G H R O A D SITE SHEET LIST DRAWING NO. SHEET NO.DRAWING TITLE G-001 1 TITLE SHEET G-002 2 NOTES SHEET C-101 3 EXISTING CONDITIONS AND KEY MAP C-102 4 PROPOSED CONDITIONS C-103 5 PROPOSED CONDITIONS C-104 6 PROPOSED CONDITIONS C-105 7 PROPOSED CONDITIONS C-501 8 DETAILS AND PROFILES SCALE AS SHOWN FILE PATH: \\WARWICKFP\WARWICKFP\CAD\PROJECTS\1653701 - MASS AUDUBON BARNSTABLE GREAT MARSH\CAD\PRODUCTION\DESIGN SET\1653701-01.00-G.DWG [G-002] GOURLEY, DANIELLE 6/25/2025 9:24 AMPROFESSIONAL CERTIFICATION. I HEREBY CERTIFY THAT THESE DOCUMENTS WERE PREPARED OR APPROVED BY ME, AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MASSACHUSETTS. LICENSE NO. 51405 EXPIRATION DATE: 6/30/2026 CONCEPT DESIGN PLANS - NOT FOR CONSTRUCTIONR EA Engineering, Science, and Technology, Inc., PBC www.eaest.com OF 8 G-002 MA83F NAVD88 2452 MAIN STREET ROUTE 6A BARNSTABLE, MA BARNSTABLE GREAT MARSH SALT MARSH RESTORATION PROJECT DRAWN BY: DG DESIGNED BY: DG/JP CHECKED BY: AH PROJECT MANAGER: AP PROJECT NUMBER: 16537-01 DATE:SHEET: DRAWING NO. DRAWING INFORMATION DRAWING TITLE PROJECT ADDRESS PROJECT NAME SEAL REVISIONS FULL SIZE PLOT: 22" x 34" HORIZONTAL DATUM: VERTICAL DATUM: 301 Metro Center Boulevard, #102 Warwick, Rhode Island 02886 (401) 736-3440 NOTES SHEET 25/6/2025 DESCRIPTION OF WORK: 1. THE WORK COVERED UNDER THESE CONTRACT DOCUMENTS, INCLUDING THE DRAWINGS, PROJECT NOTES, AND ALL AMENDMENTS, CONSIST OF PROVIDING ALL MATERIALS, LABOR, SUPERVISION, EQUIPMENT, AND MATERIALS AND PERFORMING ALL OPERATIONS IN CONNECTION WITH AT LEAST, BUT NOT NECESSARILY LIMITED TO THE FOLLOWING ITEMS: 1.1. MOBILIZATION AND DEMOBILIZATION 1.2. FURNISH AND INSTALL SEDIMENT AND EROSION PROTECTION 1.3. FURNISH AND INSTALL STAGING AND STOCKPILE AREA 1.4. DITCH REMEDIATION 1.5. CONSTRUCTION OF RUNNELS 1.6. CONSTRUCTION OF MARSH HABITAT MOUNDS 1.7. REMOVAL OF ANY TEMPORARY SEDIMENT AND EROSION CONTROL PROTECTION AND STAGING AND STOCKPILE AREA 1.8. COORDINATE WORK WITH OWNER AND PROTECT UTILITIES 2. THE CONTRACTOR SHALL PROVIDE ALL ITEMS AND ACCESSORIES REQUIRED TO COMPLETE ALL ASPECTS OF THE WORK NEEDED FOR A COMPLETE AND PROPER INSTALLATION, ALL IN STRICT ACCORDANCE WITH THE CONTRACT DOCUMENTS AND ISSUED PERMITS. MAP NOTES AND REFERENCES: 3. ALL ELEVATIONS ARE IN FEET AND REFERENCED TO THE NORTH AMERICAN VERTICAL DATUM OF 1988 (NAVD88) BASED ON 1-FOOT MASSGIS LIDAR DATA (+/- 0.5'). ALL ELEVATIONS MUST BE FIELD VERIFIED USING AN ESTABLISHED BENCHMARK. EXISTING ELEVATIONS ON THESE DRAWINGS SHALL NOT BE RELIED UPON FOR FINAL DESIGN. 4. EXISTING CONDITIONS ARE REFERENCED TO HORIZONTAL: MASSACHUSETTS STATE PLANE COORDINATE SYSTEM, MAINLAND ZONE, NORTH AMERICAN DATUM OF 1983 (NAD83) AND VERTICAL: NORTH AMERICAN VERTICAL DATUM OF 1988 (NAVD88). 5. THE FOLLOWING EXISTING SITE FEATURES HAVE BEEN PROVIDED BASED ON DATA FROM MASSGIS: 5.1. ONE-FOOT CONTOURS DATED MAY 2023 5.2. PARCEL BOUNDARIES DATED MARCH 2025 5.3. BUILDING OUTLINES DATED NOVEMBER 2024 5.4. SHELLFISH SUITABILITY AREAS DATED MAY 2011 5.5. AREAS OF CRITICAL ENVIRONMENTAL CONCERN DATED APRIL 2009 - FEMA MAP 25001C0554J 6. AERIAL IMAGERY FROM 2025 MICROSOFT CORPORATION EARTHSTAR GEOGRAPHICS SIO 7. LOCATIONS OF PROPOSED RUNNELS AND DITCH REMEDIATION AND THE GENERAL APPROACH TO THIS WORK WAS DEVELOPED BY NORTHEAST WETLAND RESTORATION, LLC. GENERAL CONSTRUCTION NOTES: 8. THE CONTRACTOR SHALL VERIFY THE PROPOSED LAYOUT OF THE WORK. THE CONTRACTOR SHALL ALSO VERIFY DIMENSIONS, SITE CONDITIONS, AND MATERIAL SPECIFICATIONS. 9. AN APPROVED SET OF PLANS AND ALL APPLICABLE PERMITS MUST BE AVAILABLE AT THE SITE THROUGH THE ENTIRE PERIOD OF CONSTRUCTION. 10. THE CONTRACTOR SHALL PROTECT ALL STRUCTURES WITHIN OR ADJACENT TO THE PROJECT AREAS WHICH ARE SCHEDULED TO REMAIN. ANY DAMAGE TO SUCH STRUCTURES SHALL BE REPAIRED BY THE CONTRACTOR TO THE SATISFACTION OF THE OWNER. 11. THE CONTRACTOR SHALL PROCEED IN ACCORDANCE WITH ALL APPLICABLE LOCAL, STATE, AND FEDERAL LAWS, STANDARDS, AND REGULATIONS. 12. UPLAND ACCESS ROADS WILL REQUIRE MINIMAL CLEARING AND REPAIR. 13. LOW-PRESSURE GROUND EQUIPMENT, DEFINED AS 2 PSI OR LESS, SHALL BE USED FOR WORK IN MARSH AND OTHER SENSITIVE RESOURCE AREAS. FOR RUNNEL EXCAVATION AND MARSH HABITAT MOUNDS, TEMPORARY MARSH PROTECTION MATTING MAY BE USED TO PROVIDE ACCESS OVER SOFT/WET AREAS WITH PRIOR APPROVAL FROM THE ENGINEER AND OWNER. MATS MUST BE REMOVED UPON COMPLETION OF WORK IN SAID AREAS. 14. THE CONTRACTOR SHALL SAFEGUARD AND PROTECT ALL EXCAVATIONS. 15. THE CONTRACTOR SHALL MONITOR THE TIDE LEVELS DURING CONSTRUCTION TO ENSURE EQUIPMENT IS NOT INUNDATED AND MATERIALS AND/OR TOOLS ARE NOT WASHED AWAY.THE CONTRACTOR SHALL REFERENCE NOAA TIDE PREDICTIONS FOR STATION 8443970 BOSTON AS WELL AS LOCAL WEATHER FORECASTS AND USE THEIR BEST JUDGMENT TO ENSURE EQUIPMENT IS NOT LEFT IN AN AREA THAT MAY EXPERIENCE INUNDATION WHILE UNATTENDED. 16. UNLESS OTHERWISE APPROVED BY THE OWNER, CONTRACTOR EQUIPMENT SHALL NOT BE LEFT UNATTENDED ON THE MARSH. IF LEFT UNATTENDED, EQUIPMENT SHALL BE ANCHORED AND SECURED AND LOCATED SUCH THAT IT WILL NOT BE SUBJECT TO INUNDATION BY TIDES BASED ON ANTICIPATED WATER LEVELS DURING THE TIME SAID EQUIPMENT IS LEFT UNATTENDED. 17. THE CONTRACTOR SHALL ADHERE TO THE BEST MANAGEMENT PRACTICES OF THE WETLANDS PROGRAM GUIDELINES ON MASSACHUSETTS WETLANDS PROTECTION ACT AND WATER QUALITY CERTIFICATION PROVISIONS REGARDING SALT MARSH RESTORATION TECHNIQUES INCLUDING DITCH REMEDIATION, RUNNELS, AND MARSH HABITAT MOUNDS BY MASSACHUSETTS DEPARTMENT OF ENVIRONMENTAL PROTECTION JUNE 18, 2024. 18. LABOR, EQUIPMENT, AND MATERIALS REQUIRED TO PERFORM THE WORK THAT, UPON COMPLETION, ARE NOT PART OF THE WORK SHALL BE FURNISHED, INSTALLED, AND SUBSEQUENTLY REMOVED FROM THE SITE BY THE CONTRACTOR. 19. THE CONTRACTOR SHALL BE RESPONSIBLE FOR REPLACING, WITH MATCHING MATERIALS, ANY PAVEMENT, WALKS, CURBS, ETC. THAT MUST BE CUT OR THAT ARE DAMAGED DURING CONSTRUCTION. 20. THE CONTRACTOR SHALL MAKE REASONABLE EFFORTS TO MINIMIZE IMPACT AND DAMAGE TO EXISTING VEGETATION AND MARSH SURFACE FOR ACCESS PREPARED BY CONTRACTOR. RUNNEL EXCAVATION AND MARSH HABITAT MOUNDS: 21. RUNNELS SHALL BE PITCHED NO MORE THAN 1% TO IMPROVE THE MOVEMENT OF WATER OFF THE MARSH SURFACE. 22. RUNNELS SHALL BE LOCATED IN THE FIELD USING GPS EQUIPMENT AND MARKERS/STAKES SHALL BE PLACED TO GUIDE RUNNEL EXCAVATION AND THE PLACEMENT OF RESULTANT RUNNEL MATERIAL. 23. THE CONTRACTOR SHALL NOT EXCAVATE MORE MATERIAL IN ONE WORKING DAY THAN CAN BE PLACED SAME-DAY. NO MATERIAL SHALL BE STOCKPILED ON THE MARSH. 24. WHEN CONDITIONS ARE ENCOUNTERED IN SELECT AREAS OF MARSH THAT PROHIBIT RUNNEL EXCAVATION, THE CONTRACTOR SHALL REACH OUT TO THE OWNER AND ENGINEER IMMEDIATELY TO DISCUSS APPROPRIATE RESTORATION MEASURES. 25. IN EACH PROPOSED RUNNEL LOCATION, THE CONTRACTOR SHALL EXCAVATE THE SOIL TO PROPOSED RUNNEL DEPTH. THE CONTRACTOR SHALL ENSURE THAT THE DESIGN RUNNEL DEPTH IS NOT EXCEEDED. IN NO CASE SHALL THE DEPTH OF RUNNELS EXCEED 1 FOOT (12 INCHES) BELOW THE SURROUNDING GRADE. THE CONTRACTOR SHALL ESTABLISH A SUFFICIENT SLOPE TO ALLOW DRAINAGE FROM THE HEADWATERS OF RUNNELS TO THEIR CONFLUENCE POINT WITH LARGER, EXISTING CHANNELS. 26. WHERE NEW CHANNELS MEET EXISTING CHANNELS, SMOOTHLY BLEND GRADE OF EXISTING WITH NEW. 27. ALL RESULTANT RUNNEL MATERIAL SHALL BE DISPERSED ON EITHER SIDE OF THE RUNNELS TO CREATE MARSH HABITAT MOUNDS. 28. PLACE ALL RESULTANT RUNNEL MATERIALS IN MAXIMUM 6-INCH LOOSE LIFTS TO CREATE MARSH HABITAT MOUNDS. THE CONTRACTOR SHALL PLACE RESULTANT RUNNEL MATERIAL SUCH THAT IT DOES NOT PREVENT THE DRAINAGE OF WATER FROM THE MARSH SURFACE. 29. MARSH HABITAT MOUNDS SHALL BE PLACED NO CLOSER THAN 5 FEET FROM THE NEAREST RUNNEL AND NO FARTHER THAN THE REACH OF THE EXCAVATOR. 30. TARGET ELEVATION FOR THE MARSH MOUNDS IS 5.25' NAVD88 WITH A +/- 0.25' TOLERANCE. MARSH MOUNDS SHALL NOT EXCEED 5.5' NAVD88. 31. FIELD ADJUSTMENTS OF RUNNEL ALIGNMENTS MAY BE PERMITTED AS FIELD CONDITIONS ALLOW. DITCH REMEDIATION: 32. THE CONTRACTOR SHALL TAKE ALL NECESSARY PRECAUTIONS TO PREVENT IMPACTS TO THE EXISTING MARSH SURFACE. 33. DITCH REMEDIATION SHALL BE PERFORMED WITH NATIVE MARSH GRASS CUTTINGS INSTALLED IN 6” TO 9” LIFTS AS NEEDED. LIFTS SHALL BE PLACED NO LESS THAN 6 MONTHS APART, REQUIRING BETWEEN TWO TO FOUR YEARS FOR ALL LIFTS TO BE INSTALLED. 34. NATIVE MARSH GRASS CUTTINGS SHALL BE SOURCED FROM A MOWED SWATH PARALLEL TO THE DITCH. 35. MOWED SWATH SHALL NOT EXCEED 20 FEET FROM EITHER SIDE OF THE DITCH. 36. DITCH REMEDIATION SHALL CONTINUE UNTIL FINAL DITCH ELEVATION IS NO GREATER THAN 8 INCHES FROM THE SURFACE OR IS NATURALLY RE-VEGETATED, WHICHEVER OCCURS FIRST. UTILITIES: 37. THE CONTRACTOR SHALL NOTIFY DIGSAFE AND/OR PUBLIC UTILITIES AT LEAST 3 BUSINESS DAYS PRIOR TO SITEWORK ACTIVITIES. THE CONTRACTOR SHALL BE RESPONSIBLE FOR FIELD LOCATION/VERIFICATION AND PROTECTION OF ALL SUBSURFACE AND OVERHEAD UTILITIES. 38. SHOULD UTILITIES BE IDENTIFIED PRIOR TO EARTHWORK ACTIVITIES, OR ENCOUNTERED DURING EXCAVATION, CONSULT OWNER AND ENGINEER FOR DIRECTION. 39. IF THE RELOCATION OF ANY UTILITIES IS REQUIRED, THE CONTRACTOR SHALL NOTIFY THE OWNER IMMEDIATELY. 40. PRIOR TO ANY EARTHWORK ACTIVITIES, THE CONTRACTOR SHALL LOCATE ALL UTILITIES IDENTIFIED BY DIGSAFE AND/OR PUBLIC UTILITIES WITHIN THE LIMITS OF WORK AND DETERMINE WHETHER UTILITIES ARE ACTIVE. SPILL PREVENTION AND RESPONSE PLAN: 41. THE CONTRACTOR SHALL DEVELOP A SPILL PREVENTION AND RESPONSE PLAN WHICH SHALL BE SUBMITTED TO THE OWNER AND ENGINEER AT LEAST TWO WEEKS BEFORE WORK COMMENCES. EROSION AND SEDIMENT CONTROL MEASURES: 42. ALL WORK SHALL COMPLY WITH ALL LOCAL, STATE, AND FEDERAL EROSION AND SEDIMENT CONTROL STANDARDS, LAWS, AND REGULATIONS INCLUDING BUT NOT LIMITED TO THE TOWN OF BARNSTABLE CONSERVATION COMMISSION, THE MASSACHUSETTS WETLANDS PROTECTION ACT, AND MASSACHUSETTS STORMWATER MANAGEMENT STANDARDS. 43. THE CONTRACTOR SHALL INSTALL SILT FENCE AROUND THE STAGING AREA AS SHOWN ON DRAWING C-104 AND WASH VEHICLES EXISTING THE CONSTRUCTION SITE WITHIN THE STAGING AREA. SILT FENCE DETAIL ON SHEET C-501. 44. DISTURBANCE OF SOIL SURFACES IS REGULATED BY STATE LAW AND LOCAL ORDINANCE. ALL WORK SHALL COMPLY WITH THE FOLLOWING CRITERIA AND ISSUED PERMIT CONDITIONS TO PREVENT OR MINIMIZE SOIL EROSION. 45. PRIOR TO THE COMMENCEMENT OF CONSTRUCTION ACTIVITIES THE CONTRACTOR SHALL INSTALL ALL EROSION AND SEDIMENT CONTROL DEVICES AS SHOWN ON THE PLAN, OR AS DICTATED BY THE PERMIT CONDITIONS. ALL EROSION CONTROL DEVICES SHALL BE MAINTAINED IN EFFECTIVE CONDITION DURING CONSTRUCTION. 46. THE CONTRACTOR SHALL USE THE LATEST EDITION OF THE "MASSACHUSETTS EROSION AND SEDIMENT CONTROL GUIDELINES FOR URBAN AND SUBURBAN AREAS" AS A GUIDE IN CONSTRUCTION OF THE EROSION AND SEDIMENT CONTROLS INDICATED ON THE PLANS. ALL EROSION AND SEDIMENT CONTROL MEASURES OR WORKS AND REHABILITATION MEASURES MUST CONFORM TO OR EXCEED THE SPECIFICATIONS OR STANDARDS SET OUT IN THESE GUIDELINES. 47. THE CONTRACTOR SHALL INSPECT EROSION AND SEDIMENT CONTROL DEVICES AT THE END OF EACH WORKING DAY, AFTER EACH STORM EVENT, AND AT LEAST DAILY DURING PROLONGED RAINFALL, OVERWASH EVENTS, AND HIGH TIDE EVENTS WHICH RESULT IN FLOODING WITHIN THE PROJECT AREA. REPAIR OR REPLACEMENT SHOULD BE MADE AS NEEDED PRIOR TO THE COMMENCEMENT OF CONSTRUCTION AFTER SUCH EVENTS. 48. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE TIMELY INSTALLATION, INSPECTION, MAINTENANCE, AND/OR REPLACEMENT OF ALL TEMPORARY AND PERMANENT EROSION CONTROL DEVICES TO ENSURE PROPER OPERATION THROUGHOUT THE LIFE OF THE PROJECT. THE CONTRACTOR IS RESPONSIBLE FOR MAINTENANCE OF PERMANENT MEASURES UNTIL CONSTRUCTION OF THE PROJECT IS COMPLETED OR UNTIL IT IS ACCEPTED BY THE OWNER AND ENGINEER. 49. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO CLEAN ROADS, CONTROL DUST, AND TAKE ALL NECESSARY MEASURES TO ENSURE THAT THE SITE AND ALL ADJACENT ROADS BE MAINTAINED IN A MUD- AND DUST-FREE CONDITION AT ALL TIMES THROUGHOUT THE LIFE OF THE CONTRACT. DUST CONTROL SHALL INCLUDE, BUT IS NOT LIMITED TO, WATER AND/OR CRUSHED STONE OR COARSE GRAVEL. 50. THE CONTRACTOR SHALL INSTALL ALL PERIMETER SEDIMENT CONTROL BARRIERS (E.G. SILT FENCE) AS SHOWN ON THE PLANS. 51. THE CONTRACTOR IS RESPONSIBLE FOR THE REMOVAL OF ALL SEDIMENT AND EROSION CONTROLS AT THE COMPLETION OF WORK. 52. THE CONTRACTOR SHALL RESTORE DISTURBED AREAS AS INDICATED ON THE PLANS. OTHER AREAS DAMAGED DURING CONSTRUCTION SHALL BE RESEEDED USING THE NEW ENGLAND COASTAL SALT TOLERANT GRASS MIX (NEW ENGLAND WETLAND PLANTS, INC. OR APPROVED EQUIVALENT) OR OTHERWISE RESTORED TO THEIR ORIGINAL CONDITION. TREES WILL BE PROTECTED TO THE EXTENT PRACTICABLE, INCLUDING AGAINST POTENTIAL BARK DAMAGE. 53. WASTE DISPOSAL: MATERIALS WHICH COULD BE A POTENTIAL SOURCE OF STORMWATER POLLUTION SUCH AS GASOLINE, DIESEL FUEL, HYDRAULIC OIL, ETC., SHALL BE STORED AT THE END OF EACH DAY IN A STORAGE TRAILER OR COVERED LOCATION AND TAKEN OFF-SITE AND PROPERLY DISPOSED OF. ALL TYPES OF WASTE GENERATED AT THIS SITE SHALL BE DISPOSED OF IN A MANNER CONSISTENT WITH STATE LAW AND/OR REGULATIONS. 54. GOOD HOUSEKEEPING: THE CONTRACTOR SHALL PROVIDE FOR THE MINIMIZATION OF EXPOSURE OF CONSTRUCTION DEBRIS (INCLUDING, BUT NOT LIMITED TO, INSULATION, WIRING, PAINTS AND PAINT CANS, SOLVENTS, WALL BOARD, ETC.) TO PRECIPITATION BY MEANS OF DISPOSAL AND/OR PROPER SHELTER OR COVER. CONSTRUCTION WASTE MUST BE PROPERLY DISPOSED OF IN ORDER TO AVOID EXPOSURE TO PRECIPITATION AT THE END OF EACH WORKING DAY. TIDAL DATUMS FOR BOSTON, MA 8443970 - ELEVATION - FT (NAVD88) HAT 6.82 MHHW 4.77 MHW 4.32 NAVD88 0.00 MSL -0.30 MLW -5.17 MLLW -5.50 © 2025 Microsoft Corporation © 2025 Maxar ©CNES (2025) Distribution Airbus DS 11 18 7 5 4 2 5 1 1 3 2 2 4 4 2 3 -4 -3 -3 -3 -4 -5 14 7 5 3 3 4 5 4 2 4 4 4 0 4 3 1 1 -5 -5 -5 -5 16 8 5 5 4 3 4 4 4 4 4 4 4 4 4 4 4 4 1 3 4 14 15 7 5 5 4 5 0 2 2 4 5 3 4 1 4 -1 4 4 3 1 17 15 12 5 5 5 4 -1 5 4 4 4 5 4 4 0 -2 -2 4 4 4 12 11 12 6 2 5 5 4 5 4 4 4 4 4 4 -2 4 -2 0 2 2 11 12 15 12 4 5 1 4 4 4 -3 -3 4 -2 -2 4 4 -1 4 4 5 14 14 15 15 7 4 5 5 4 4 4 4 4 4 4 4 -1 2 4 0 5 21 15 21 14 8 5 5 -1 5 4 4 4 4 4 0 4 4 -2 0 1 5 20 16 26 11 7 5 5 5 4 4 4 4 5 4 4 3 4 2 -2 -1 4 28 28 25 17 12 5 1 4 3 4 4 4 4 4 4 4 4 4 -3 3 1 29 27 15 9 8 4 5 6 6 4 1 4 2 4 4 -4 -4 -3 0 2 2 24 33 20 6 5 5 5 6 5 4 4 4 -1 4 -4 -1 -1 -1 1 3 3 16 13 12 7 5 5 4 4 5 4 2 4 1 4 -3 2 3 5 5 3 4 21 22 27 18 14 9 5 5 0 4 3 4 1 4 -3 0 1 3 2 0 4 23 33 30 22 21 13 6 4 5 3 3 2 4 3 0 -3 1 4 -3 -1 -1 22 40 23 26 19 11 5 5 5 4 4 1 0 4 -2 -3 -3 -3 -1 -1 -1 37 35 31 28 28 16 11 9 7 5 4 4 4 -3 1 0 -2 -2 -3 -3 -2 41 41 26 20 26 29 16 7 6 5 4 3 4 4 4 0 2 1 -1 1 -1 41 17 17 27 29 23 26 14 5 4 4 -2 2 4 4 -2 -2 -2 4 13 16 42 30 27 27 13 18 17 6 5 5 4 4 4 4 4 4 -1 -1 14 28 32 43 38 33 31 17 17 16 9 5 0 5 5 4 4 4 -1 -1 4 10 24 26 49 41 39 41 41 30 16 4 5 8 7 5 2 4 1 -2 4 0 5 13 23 43 33 37 26 30 7 4 10 18 25 21 8 4 4 4 5 4 8 5 9 20 32 34 14 17 7 4 16 31 35 30 16 6 13 23 24 25 9 15 22 25 33 46 35 24 34 14 24 30 36 33 27 14 16 26 37 39 38 18 8 19 36 36 44 39 49 58 35 39 39 31 26 13 11 11 29 36 43 40 20 11 27 32 39 41 52 60 65 34 35 31 12 11 11 11 12 26 39 36 34 33 29 33 32 36 N: 2721400 E: 973800N: 2718500E: 973800N: 2721400 E: 977000N: 2719055.5507 E: 973606.9705 N: 2719082.6654 E: 973527.3313 N: 2719168.4559 E: 973523.6841 N: 2719755.1402 E: 974445.4855 N: 2719782.0351 E: 974429.1174 N: 2719579.2577 E: 975086.9758 N: 2719528.4296 E: 975152.0702 GRAPHIC SCALE IN FEET 0 75 150 300 FILE PATH: \\WARWICKFP\WARWICKFP\CAD\PROJECTS\1653701 - MASS AUDUBON BARNSTABLE GREAT MARSH\CAD\PRODUCTION\DESIGN SET\1653701-02.00-EX.DWG [C-101] GOURLEY, DANIELLE 6/25/2025 9:25 AMPROFESSIONAL CERTIFICATION. I HEREBY CERTIFY THAT THESE DOCUMENTS WERE PREPARED OR APPROVED BY ME, AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MASSACHUSETTS. LICENSE NO. 51405 EXPIRATION DATE: 6/30/2026 CONCEPT DESIGN PLANS - NOT FOR CONSTRUCTIONR EA Engineering, Science, and Technology, Inc., PBC www.eaest.com OF 8 C-101 MA83F NAVD88 2452 MAIN STREET ROUTE 6A BARNSTABLE, MA BARNSTABLE GREAT MARSH SALT MARSH RESTORATION PROJECT DRAWN BY: DG DESIGNED BY: DG/JP CHECKED BY: AH PROJECT MANAGER: AP PROJECT NUMBER: 16537-01 DATE:SHEET: DRAWING NO. DRAWING INFORMATION DRAWING TITLE PROJECT ADDRESS PROJECT NAME SEAL REVISIONS FULL SIZE PLOT: 22" x 34" HORIZONTAL DATUM: VERTICAL DATUM: 301 Metro Center Boulevard, #102 Warwick, Rhode Island 02886 (401) 736-3440REFER TO DRAWING C-102 REFER TO DRAWING C-103 REFER TO DRAWING C-105 REFER TO DRAWING C-104 EXISTING CONDITIONS AND KEY MAP 35/6/2025 APPROX. LOCATION OF EX. MARSH OBSERVATION PLATFORM SANDY'S TRAIL COWCOOPER PONDOTTERCEDAR TR A I L CEDAR TRAIL BAY COLONY R A I L R O A D LOO P TRAILPATHEX. BUILDING (TYP.) EX. PROPERTY BOUNDARY (TYP.) EX. SHELLFISH SUITABILITY AREA (TYP.) EX. AREA OF CRITICAL ENVIRONMENTAL CONCERN - FLOODPLAIN (TYP.) LEGEND DESCRIPTION EXISTING CONTOUR APPROXIMATE ELEVATIONS BASED ON INTERPOLATION OF LIDAR SURFACE BUILDING PROPERTY BOUNDARY ROAD RAILROAD TRACKS TRAIL AREA OF CRITICAL ENVIRO. CONCERN - FLOODPLAIN - FEMA MAP 25001C0554J SHELLFISH SUITABILITY AREA GROUND/SURFACE WATER WELL LOCATIONS TIDAL CHANNEL NETWORK EMBANKMENT MHHW NOTES: 1. NHESP ESTIMATED HABITATS OF RARE WILDLIFE - ENTIRE SITE. 2. NHESP PRIORITY HABITATS OF RARE SPECIES - ENTIRE SITE. 0 EX. MHHW 5 5 4 4 4 4 4 4 4 4 5 4 3 -1 4 4 3 4 3 4 4 3 0 -1 -1 2 4 4 -2 2 -1 -1 5 4 4 4 4 4 4 4 4 4 1 -1 -1 4 4 4 4 1 0 4 2 4 4 -1 -1 -2 4 4 -1 4 4 1 3 3 4 4 4 4 4 5 0 -1 2 4 4 4 4 3 3 4 4 3 3 4 -2 -2 -2 -1 -1 -2 -3 3 4 4 4 4 5 1 4 4 4 4 0 4 4 4 4 3 3 3 4 4 4 4 4 -2 -2 0 1 2 2 2 1 -2 -2 4 4 4 4 4 4 4 4 -2 4 4 4 4 4 4 4 4 4 4 4 4 -2 -2 1 4 1 4 4 4 4 -1 -2 4 4 4 4 4 4 4 4 -1 4 3 4 1 4 4 4 3 4 4 4 -2 -2 -2 -3 4 4 -3 -3 -3 4 -2 -2 -1 4 4 4 4 0 4 -1 4 4 4 4 3 4 2 4 4 1 0 -2 -3 -3 1 4 4 3 4 4 -3 -3 -2 0 4 4 5 5 4 4 -2 1 4 4 4 4 4 4 4 1 1 2 -2 -3 -3 0 4 4 2 4 4 -2 -3 -1 -1 4 4 4 5 4 -1 -2 -1 4 4 4 4 4 4 4 4 2 -2 -3 -3 -1 4 0 4 4 2 4 -3 -3 -2 -1 4 3 4 -2 -3 -3 -3 -3 -3 -2 4 4 4 4 -1 -2 -2 -3 -3 2 4 4 4 1 4 5 4 -2 -3 -1 -1 1 4 3 4 -2 -1 0 0 4 -2 -3 -3 -3 -2 -2 -3 -3 -3 4 4 4 4 4 4 2 4 5 4 -3 -2 -1 -1 4 4 2 3 4 4 4 4 4 4 3 -2 -2 -2 -2 2 4 4 4 4 4 4 4 4 3 4 4 1 -3 -2 1 0 0 4 2 4 3 4 4 3 4 4 4 3 4 4 4 4 4 4 4 5 4 4 3 4 2 2 4 -2 -3 0 2 2 0 -1 4 2 2 4 4 4 2 4 4 4 4 4 4 4 4 4 5 5 4 4 4 4 3 4 4 -1 -3 -1 2 3 2 0 1 1 4 4 4 4 4 4 4 4 4 4 4 4 4 4 5 4 4 4 4 4 2 4 4 -2 -3 -3 0 2 3 2 0 0 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 1 4 -2 0 -1 -3 -3 -2 1 3 2 2 4 3 4 4 4 4 4 4 4 4 3 4 4 4 -1 -1 -1 4 4 3 4 -1 -2 0 0 -1 -3 -3 -3 0 1 0 4 4 4 4 4 3 4 4 4 4 4 4 4 0 4 4 0 -1 0 0 0 -1 0 4 4 0 -1 -2 -3 -3 -2 -1 2 4 4 4 4 4 5 4 4 4 5 4 -1 4 4 4 4 4 -1 -1 -1 4 4 4 4 4 1 0 -1 -3 -3 -3 1 4 4 4 4 4 5 1 4 1 0 0 4 4 4 4 4 4 0 4 4 4 4 4 4 4 4 1 0 -1 -3 -3 3 4 4 4 4 4 4 5 4 4 0 4 4 4 4 4 4 4 0 4 4 4 4 4 4 4 4 4 1 0 -2 -3 3 4 4 4 4 4 5 5 4 0 4 4 3 4 4 4 4 4 4 4 4 3 4 4 4 4 4 4 4 4 0 -3 4 4 5 5 5 4 4 4 0 4 2 4 4 4 4 3 4 0 4 4 4 4 4 4 3 4 4 4 4 4 2 -4 4 4 5 5 4 4 0 3 4 4 2 4 4 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 2 -4 4 4 3 1 4 0 2 4 4 4 4 4 4 4 4 4 4 4 1 4 4 4 4 3 4 4 4 4 4 4 -1 -4 4 4 4 4 4 0 4 4 4 2 4 4 4 3 4 4 4 3 4 1 4 4 3 4 4 4 4 4 2 -1 -3 -4 3 4 4 4 2 4 4 4 4 2 2 4 1 0 4 4 4 4 4 0 4 4 4 3 3 -1 -2 -2 -3 -3 -3 -3 4 4 3 4 4 4 4 4 4 4 4 4 1 2 4 4 4 4 0 4 0 -3 -3 -4 -4 -3 -3 -3 -3 -3 -3 -2 3 4 2 1 4 4 4 4 4 4 4 4 4 4 3 4 2 0 3 -4 -3 -3 -3 -4 -4 -3 -3 -3 -3 -2 0 0 4 4 3 4 4 4 4 4 4 4 4 4 4 4 3 4 -2 -2 -4 -3 -3 -3 -3 -3 -3 -1 -1 -3 -1 -1 1 2 4 4 4 4 4 4 1 2 1 4 4 4 4 4 4 2 -3 -4 -3 -3 -2 -2 -1 -1 1 0 -1 -1 -1 0 1 4 4 4 4 4 1 4 4 4 4 4 4 4 4 4 4 2 -4 -4 -2 -1 -1 -1 -1 -1 -1 0 -1 -1 -1 -1 1 3 3 4 4 4 4 4 4 4 4 4 4 4 4 2 4 -3 -4 -3 -1 -1 0 0 -1 -1 -1 -1 -1 -1 -1 -1 1 2 3 4 4 4 4 4 4 -1 3 4 4 4 4 4 -2 -4 -3 -2 0 0 1 1 1 -1 -1 -1 -1 -1 -1 0 4 4 4 4 4 4 3 3 4 -1 4 2 4 4 4 4 -3 -3 -3 -1 0 1 1 2 2 1 -1 -1 -1 1 0 2 4 3 4 4 4 4 4 4 4 1 4 4 4 4 1 3 -3 -3 -3 0 1 2 2 2 3 2 -1 0 4 5 5 4 5 4 4 4 4 4 2 0 4 4 -2 4 4 4 4 2 -3 -3 -2 0 1 2 2 1 1 -1 0 4 5 5 5 5 5 5 4 4 4 4 4 4 4 -1 3 -2 2 4 4 1 -3 -3 -3 0 1 2 2 2 0 -1 0 2 4 5 5 5 3 3 4 4 4 4 4 4 4 4 0 4 -2 4 4 -2 -3 -3 -3 -1 0 1 2 1 1 0 0 2 3 4 5 4 3 4 4 -1 2 0 4 4 1 -2 1 4 -2 4 3 -2 -2 -3 -3 -2 -1 0 1 2 1 1 1 2 3 4 4 3 3 3 0 4 4 4 -1 -1 3 4 4 4 -2 4 3 -3 -3 -3 -3 -3 -2 -1 1 3 2 2 1 2 3 4 3 3 2 2 4 4 4 4 4 4 3 3 4 -1 -1 4 -1 -2 -2 -3 -3 -3 -3 -2 0 2 4 3 2 3 3 3 2 1 1 2 l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l lllllllllllllll llllllll l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l lll l l l l l l l l lll l l l l l l ll l l l l l l l l l l ll l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l llllllllllllllll lllllllll llllllllllllll lllllllllllllllllllllllllllll l l l l l lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l l l l l l lllll l l l l ll llllllllllllll l l l l l l l l lllll l l l l l l l l l lllllllllllllllllllllllllllll l l l l l l l lllllllllll llll l l lllllllllllllllllllllllllllllllllllllllllllllllllll l l llllll lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l l l l l l llllllllllll l l l l lllllllllll l l l l l l l llllllllllllllllllllllllll lllllllllll lllllllllllllllllllllllllllllllllll llll llllllllllllllllllll lllllll llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l l l l l llllllllllllll llll l l l l l l l l lllllllllllllllllllllllllllllllllllllllllllllllllllllN: 2720900 E: 974100N: 2720900 E: 975100N: 2720000E: 974100LEGEND DESCRIPTION EXISTING PROPOSED CONTOUR APPROXIMATE ELEVATIONS BASED ON INTERPOLATION OF LIDAR SURFACE. BUILDING PROPERTY BOUNDARY ROAD RAILROAD TRACKS TRAIL AREA OF CRITICAL ENVIRO. CONCERN - FLOODPLAIN - FEMA MAP 25001C0554J SHELLFISH SUITABILITY AREA GROUND/SURFACE WATER WELL LOCATIONS TIDAL CHANNEL NETWORK EMBANKMENT MHHW DITCH REMEDIATION PRIORITY 1 RUNNEL PRIORITY 2 RUNNEL STAGING AND STOCKPILING AREA SILT FENCE GRAPHIC SCALE IN FEET 0 30 60 120 FILE PATH: \\WARWICKFP\WARWICKFP\CAD\PROJECTS\1653701 - MASS AUDUBON BARNSTABLE GREAT MARSH\CAD\PRODUCTION\DESIGN SET\1653701-03.00-PR.DWG [C-102] GOURLEY, DANIELLE 6/25/2025 9:26 AMPROFESSIONAL CERTIFICATION. I HEREBY CERTIFY THAT THESE DOCUMENTS WERE PREPARED OR APPROVED BY ME, AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MASSACHUSETTS. LICENSE NO. 51405 EXPIRATION DATE: 6/30/2026 CONCEPT DESIGN PLANS - NOT FOR CONSTRUCTIONR EA Engineering, Science, and Technology, Inc., PBC www.eaest.com OF 8 C-102 MA83F NAVD88 2452 MAIN STREET ROUTE 6A BARNSTABLE, MA BARNSTABLE GREAT MARSH SALT MARSH RESTORATION PROJECT DRAWN BY: DG DESIGNED BY: DG/JP CHECKED BY: AH PROJECT MANAGER: AP PROJECT NUMBER: 16537-01 DATE:SHEET: DRAWING NO. DRAWING INFORMATION DRAWING TITLE PROJECT ADDRESS PROJECT NAME SEAL REVISIONS FULL SIZE PLOT: 22" x 34" HORIZONTAL DATUM: VERTICAL DATUM: 301 Metro Center Boulevard, #102 Warwick, Rhode Island 02886 (401) 736-3440 PROPOSED CONDITIONS 45/6/2025MATCH LINE SEE DRAWING C-104MATCH LINE SEE DRAWING C-105 l l l l l l l l l l l l l l l l PR. RUNNEL (PRIORITY 1) (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 PR. DITCH REMEDIATION (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 EX. SHELLFISH SUITABILITY AREA (TYP.) NOTES: 1. MARSH HABITAT MOUNDS TO BE CREATED FROM PROPOSED RUNNELS. SEE MARSH HABITAT MOUND NOTES ON SHEET G-002 AND DETAIL ON C-501. 2. MARSH HABITAT MOUND (MOUND) LOCATIONS HAVE NOT BEEN EXPLICITLY DELINEATED. MOUNDS SHALL BE PLACED ON EXISTING MARSH WITHIN THE PROJECT SITE IN THE VICINITY OF PROPOSED RUNNELS WHERE MATERIAL FOR MOUNDS WILL BE GENERATED, IN AREAS WHERE THE MOUND WILL NOT IMPEDE PROPER DRAINAGE OF THE MARSH. 3. NHESP ESTIMATED HABITATS OF RARE WILDLIFE - ENTIRE SITE. 4. NHESP PRIORITY HABITATS OF RARE SPECIES - ENTIRE SITE. 0 EX. MHHW 4 4 4 4 4 4 4 4 3 3 4 -1 -1 4 -1 -2 -2 -3 -3 -3 -3 -2 0 2 4 3 2 3 3 3 2 1 4 1 4 4 1 2 0 4 4 4 4 4 -2 4 -2 -2 1 -2 -3 -3 -3 -3 -1 1 2 4 3 3 3 3 2 0 4 4 4 4 4 4 4 0 -1 1 4 4 -2 4 -2 -1 4 4 -3 -3 -3 -3 -2 -1 -1 1 4 4 4 4 -1 -3 4 4 4 4 4 4 4 0 4 -1 3 -2 -2 4 -3 -1 4 4 2 -3 -3 -3 -3 -3 -3 -2 -2 -2 -2 -3 -3 -3 4 4 4 4 4 1 3 0 4 2 -2 -2 -1 4 1 -2 -1 4 4 -1 -3 -3 -3 -3 -3 -3 -3 -3 -3 -3 -3 -2 2 4 4 4 4 4 4 0 4 4 2 -2 4 2 4 -3 -2 -2 -1 4 -2 -3 -3 -3 -3 -3 -3 -3 -3 -3 -2 -2 4 4 4 4 4 3 3 4 4 4 -2 -1 4 4 4 -3 -2 -1 1 -2 -2 -2 -3 -3 -3 -3 -3 -3 -3 -3 -3 -2 4 4 2 2 4 4 4 0 4 4 2 -2 4 4 4 -3 -2 4 4 4 4 2 -2 -2 -2 -2 -2 -2 -3 -3 -3 -2 5 4 4 4 4 2 4 2 4 4 4 -3 0 4 -2 -3 -1 4 3 4 4 1 -1 -2 -2 -2 -2 -2 -2 -3 -4 -3 4 4 4 4 2 1 4 4 4 4 4 4 -3 -2 -2 -3 3 3 3 4 4 2 -1 -1 -2 -2 -2 -2 -2 -2 -3 -3 4 4 4 4 4 3 3 4 4 4 4 -1 1 4 -3 -3 4 4 4 4 2 4 2 2 -1 -2 -1 -2 -2 -2 -3 -3 4 4 4 4 4 4 2 3 1 3 3 -1 -1 -2 -3 -2 4 4 2 3 3 2 2 -1 -1 -1 -1 -1 -2 -2 -3 -3 4 4 4 4 4 4 4 4 4 4 3 1 4 -2 -1 4 4 4 4 4 4 2 4 3 1 3 -1 -1 -2 -2 -3 -2 4 4 4 4 3 4 4 4 4 4 4 0 -1 -1 4 4 4 4 4 4 4 0 0 4 0 2 2 0 0 -3 -2 -2 4 2 4 4 4 1 2 2 4 4 4 4 -2 2 4 4 4 4 0 -1 -1 -1 -1 -1 3 3 3 1 3 -3 -2 -2 4 4 4 4 4 4 4 -1 1 0 -2 -2 -1 1 4 4 4 0 -1 -1 -1 -1 -1 -1 -1 -1 -1 0 -2 -3 -2 -1 4 4 4 4 4 4 4 -2 -1 -1 2 3 4 4 4 4 4 4 0 -1 -2 -2 -1 -1 -2 -2 -2 -2 -3 -2 -2 -1 2 4 4 4 4 4 -2 4 2 -1 3 4 4 4 4 4 4 4 3 0 -1 -2 -2 -2 -2 -2 -2 -2 -2 -2 -1 -1 4 4 0 0 -1 -1 1 4 3 1 4 2 3 4 4 4 4 3 3 4 4 3 -2 -2 -2 -1 -1 -2 -2 -1 -1 0 5 4 3 4 4 -1 4 4 4 3 0 4 4 4 4 3 4 4 4 3 4 3 -2 -2 -2 2 -1 -1 -1 -1 0 4 5 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 3 4 4 3 2 4 3 -2 -2 3 -1 -1 -1 -1 4 6 3 1 5 4 4 5 4 2 4 4 3 4 3 4 4 4 4 4 2 4 3 4 3 2 -2 -1 -1 -1 -1 0 5 8 0 5 5 4 5 5 4 4 4 4 4 1 4 4 4 4 2 2 4 4 2 -2 -2 -2 -2 -1 -1 -1 -1 0 5 9 3 5 5 5 5 5 4 4 4 4 4 4 4 4 2 4 4 4 4 3 -1 -1 -1 -2 -2 -1 -1 -1 -1 4 5 9 4 5 4 5 5 4 5 4 3 4 4 4 1 4 4 4 4 4 4 3 -2 -1 -1 -1 -2 -1 -1 -1 0 4 5 8 5 5 5 5 4 5 5 4 5 4 4 4 4 4 4 3 2 3 3 -1 -2 -1 -1 -1 -2 -1 -1 -1 4 4 5 6 5 5 5 5 5 5 5 5 5 5 4 4 5 4 4 4 2 -1 -1 -2 -1 -1 2 3 -1 -1 -1 -1 0 4 5 6 5 6 6 6 5 5 5 5 5 5 5 4 4 5 5 3 1 -1 -2 -2 -2 2 4 4 4 4 2 -1 -1 3 4 5 8 7 7 7 7 8 5 5 5 5 4 4 5 5 2 1 3 1 2 2 2 -2 4 4 4 4 4 3 0 1 2 1 11 11 11 11 11 10 6 6 6 5 2 5 5 -1 5 5 4 3 3 2 2 3 0 4 4 4 4 5 4 4 0 0 15 15 16 16 15 11 8 6 6 5 4 1 4 5 5 5 4 1 4 4 4 4 4 4 4 4 5 5 5 4 5 4 21 21 21 20 16 13 9 6 6 5 4 5 5 5 5 5 3 2 5 5 4 5 4 5 5 4 5 5 6 6 6 5 26 25 22 19 16 12 9 6 6 5 0 5 5 5 5 5 4 2 5 5 4 5 6 5 5 4 5 6 8 9 8 7 27 23 19 16 14 11 7 6 6 5 4 4 5 10 10 10 8 3 3 4 7 9 10 6 6 5 5 8 10 12 11 9 26 22 19 17 13 10 7 6 5 4 6 9 15 18 16 16 14 8 10 12 15 15 14 10 6 5 6 9 13 15 14 12 26 23 19 16 12 8 7 6 5 7 10 14 20 20 20 21 18 18 21 22 24 20 18 15 10 6 6 10 14 17 14 15 25 21 17 13 10 7 6 6 8 12 16 20 25 25 28 28 28 27 29 30 28 27 27 21 17 10 6 9 13 15 15 17 22 18 15 12 8 8 7 11 13 17 21 25 30 31 32 33 34 33 33 34 32 31 31 26 19 13 6 8 11 11 15 18 20 16 13 11 9 8 11 15 18 21 25 27 30 33 35 36 37 36 36 35 34 34 34 30 22 13 7 7 9 12 15 17 21 17 14 13 11 10 15 20 22 24 25 28 32 35 37 38 38 38 38 38 38 37 36 31 24 16 11 8 8 10 13 16 22 18 16 15 13 11 16 21 24 27 27 28 33 35 38 39 39 40 41 41 40 39 37 32 30 20 16 11 7 9 13 16 24 20 17 14 12 12 14 20 24 28 30 29 33 35 37 40 40 41 43 42 42 40 39 33 31 23 17 11 7 10 14 17 lllllllllllllllllllllllllllllllllllll llllllllllllll l l l l l l l l l lllllll llll l l l l l lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l llllllllllllllllllllllllllllllllllllllllllllllllllllll l l l l l l l l l l l l l l ll lll lllll ll l l l l l llllllllllllll l l l ll l lllllllllllll lllllll l l l llllllll l lllllllllllllll l l l l l l ll ll ll lllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l l l l l l l l lllllllllllllllllll l l l l l l l l ll l l l l l lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l lllllllllllllllllllllllllllllllllllllllllllllllllllll lllllll l l l l lllllllllllllllllllllllllllllllllllllll l l l l l l l l l l l l l l l l l llllllllllllll llllllllllllllllllllllllllllllll lllllllllll llllllll lllllllllllllllllllllllllllllllll l l l l l l llllllllllllllllllllllllllll l l l l lllll l lllllllll l l l l lllllllllllllllllllllllllllllllllllllllllllll l l l l l llll l l l l l l l l lllllllllllllllll l lllN: 2720900 E: 975500N: 2720900 E: 976500N: 2719900 E: 976500GRAPHIC SCALE IN FEET 0 30 60 120 FILE PATH: \\WARWICKFP\WARWICKFP\CAD\PROJECTS\1653701 - MASS AUDUBON BARNSTABLE GREAT MARSH\CAD\PRODUCTION\DESIGN SET\1653701-03.00-PR.DWG [C-103] GOURLEY, DANIELLE 6/25/2025 9:26 AMPROFESSIONAL CERTIFICATION. I HEREBY CERTIFY THAT THESE DOCUMENTS WERE PREPARED OR APPROVED BY ME, AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MASSACHUSETTS. LICENSE NO. 51405 EXPIRATION DATE: 6/30/2026 CONCEPT DESIGN PLANS - NOT FOR CONSTRUCTIONR EA Engineering, Science, and Technology, Inc., PBC www.eaest.com OF 8 C-103 MA83F NAVD88 2452 MAIN STREET ROUTE 6A BARNSTABLE, MA BARNSTABLE GREAT MARSH SALT MARSH RESTORATION PROJECT DRAWN BY: DG DESIGNED BY: DG/JP CHECKED BY: AH PROJECT MANAGER: AP PROJECT NUMBER: 16537-01 DATE:SHEET: DRAWING NO. DRAWING INFORMATION DRAWING TITLE PROJECT ADDRESS PROJECT NAME SEAL REVISIONS FULL SIZE PLOT: 22" x 34" HORIZONTAL DATUM: VERTICAL DATUM: 301 Metro Center Boulevard, #102 Warwick, Rhode Island 02886 (401) 736-3440 PROPOSED CONDITIONS 55/6/2025MATCH LINE SEE DRAWING C-102MATCH LINE SEE DRAWING C-105 PR. DITCH REMEDIATION (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 EX. PROPERTY BOUNDARY (TYP.) EX. SHELLFISH SUITABILITY AREA (TYP.) EX. AREA OF CRITICAL ENVIRONMENTAL CONCERN - FLOODPLAIN (TYP.) EX. MHHW LEGEND DESCRIPTION EXISTING PROPOSED CONTOUR APPROXIMATE ELEVATIONS BASED ON INTERPOLATION OF LIDAR SURFACE. BUILDING PROPERTY BOUNDARY ROAD RAILROAD TRACKS TRAIL AREA OF CRITICAL ENVIRO. CONCERN - FLOODPLAIN - FEMA MAP 25001C0554J SHELLFISH SUITABILITY AREA GROUND/SURFACE WATER WELL LOCATIONS TIDAL CHANNEL NETWORK EMBANKMENT MHHW DITCH REMEDIATION PRIORITY 1 RUNNEL PRIORITY 2 RUNNEL STAGING AND STOCKPILING AREA SILT FENCE l l l l l l l l l l l l l l l l NOTES: 1. MARSH HABITAT MOUNDS TO BE CREATED FROM PROPOSED RUNNELS. SEE MARSH HABITAT MOUND NOTES ON SHEET G-002 AND DETAIL ON C-501. 2. MARSH HABITAT MOUND (MOUND) LOCATIONS HAVE NOT BEEN EXPLICITLY DELINEATED. MOUNDS SHALL BE PLACED ON EXISTING MARSH WITHIN THE PROJECT SITE IN THE VICINITY OF PROPOSED RUNNELS WHERE MATERIAL FOR MOUNDS WILL BE GENERATED, IN AREAS WHERE THE MOUND WILL NOT IMPEDE PROPER DRAINAGE OF THE MARSH. 3. NHESP ESTIMATED HABITATS OF RARE WILDLIFE - ENTIRE SITE. 4. NHESP PRIORITY HABITATS OF RARE SPECIES - ENTIRE SITE. 0 PR. RUNNEL (PRIORITY 2) (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 PR. RUNNEL (PRIORITY 1) (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 N: 2719755.1402 E: 974445.4855 N: 2719782.0351 E: 974429.1174 N: 2719579.2577 E: 975086.9758 N: 2719528.4296 E: 975152.0702 12 13 11 8 6 5 3 4 4 2 4 4 4 5 5 5 5 5 5 4 -1 -2 4 4 4 4 4 4 4 4 4 4 16 15 12 9 5 5 4 5 5 4 4 4 4 4 5 5 5 5 4 4 -1 4 -2 4 5 -2 0 4 4 4 4 5 16 14 13 11 7 5 5 5 5 4 3 4 4 1 4 4 4 4 -1 -1 4 4 4 -2 -2 4 -2 4 4 4 4 5 16 14 13 13 11 9 7 5 5 4 4 5 4 4 4 1 0 0 3 4 4 4 4 4 5 4 -2 4 4 1 -2 -3 16 15 12 9 11 12 10 7 5 5 5 5 4 5 5 4 4 4 4 4 4 4 4 4 4 0 -2 -1 -3 -3 -2 -1 16 16 16 15 16 16 13 10 7 6 5 3 4 5 5 4 4 4 4 4 4 4 4 4 4 4 -2 -2 -1 4 4 4 15 16 18 19 18 16 13 10 7 6 5 4 4 5 5 5 5 4 4 4 5 5 4 5 5 4 -2 4 4 4 3 4 15 16 16 17 15 14 11 9 7 6 4 5 4 5 4 5 5 5 5 5 5 5 4 3 0 -2 1 4 4 3 2 4 14 13 13 13 12 14 11 8 6 6 5 5 5 5 4 3 4 5 5 5 4 4 4 4 0 3 5 0 2 4 4 4 14 14 14 10 10 12 12 10 7 5 5 5 5 4 3 5 2 4 1 2 4 5 5 4 -2 4 4 0 2 4 4 4 16 16 16 13 12 13 12 10 8 5 4 5 4 4 4 4 5 4 4 4 4 4 -2 -1 4 4 4 5 4 4 4 3 22 22 22 17 15 14 12 10 7 5 5 5 5 5 5 5 5 5 4 -1 -2 -2 4 5 4 2 4 4 2 4 4 4 24 25 25 20 16 14 12 9 7 5 5 5 5 5 5 3 4 4 3 4 5 0 4 4 4 1 4 4 4 3 2 4 25 26 24 19 14 14 13 9 7 6 5 5 5 5 5 4 5 4 0 5 5 4 4 4 4 3 4 3 4 4 1 4 26 25 22 15 11 13 14 9 7 6 5 5 5 5 5 5 5 4 -1 5 5 4 2 4 2 4 4 4 4 4 3 4 25 25 20 13 11 14 13 9 7 6 5 5 5 5 5 4 4 4 0 4 5 4 4 4 4 3 4 4 4 4 3 4 25 24 20 15 13 13 10 8 9 8 6 4 5 5 5 4 4 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 25 24 19 16 15 13 8 9 11 11 8 5 4 4 4 0 4 4 4 4 4 4 4 4 3 4 4 4 4 4 4 4 26 23 18 17 17 13 11 11 12 10 7 5 5 5 4 2 0 0 4 4 4 4 4 4 4 4 4 4 3 4 4 4 26 22 16 16 15 12 12 12 10 8 6 5 5 4 4 4 4 4 4 4 4 4 4 4 4 4 5 5 5 2 4 4 24 21 16 14 12 9 11 11 9 6 6 5 5 5 5 0 5 4 5 5 4 4 4 5 5 5 5 5 4 4 3 4 20 19 16 14 10 9 12 11 8 6 5 4 5 5 0 4 5 5 5 5 4 5 5 5 5 5 4 4 3 4 4 4 15 16 16 13 9 10 11 10 7 6 5 5 4 4 5 5 5 5 5 6 6 6 6 6 5 5 5 4 4 4 3 4 16 16 16 13 9 8 9 7 6 5 4 5 5 5 5 5 5 6 6 7 7 6 7 6 5 5 4 4 2 3 4 4 21 16 14 12 9 6 7 5 5 5 4 5 5 5 5 5 5 6 6 7 7 7 7 6 5 5 3 4 4 4 4 4 23 17 11 9 7 5 5 5 5 5 5 5 4 5 5 5 5 5 6 6 7 7 6 5 5 4 4 4 4 4 4 4 20 17 8 6 5 5 4 5 5 5 4 5 5 5 5 5 5 5 5 6 6 6 6 5 5 5 4 4 4 4 3 4 15 13 7 6 6 4 5 5 5 4 5 5 5 5 5 5 5 5 5 5 6 5 5 5 5 5 4 4 4 4 3 4 13 11 6 6 6 6 4 5 5 4 5 5 5 5 5 5 5 5 5 5 5 4 5 5 5 5 5 4 4 4 4 4 13 8 6 7 7 6 4 5 5 5 5 5 3 5 5 5 4 5 1 4 4 4 5 5 5 5 5 4 4 4 4 4 13 12 9 10 9 5 5 5 6 5 5 5 5 5 5 5 4 4 4 4 4 4 5 5 5 5 4 4 2 4 4 4 15 16 13 13 11 9 9 8 8 7 5 6 5 5 5 5 4 4 4 2 4 4 4 4 5 4 4 4 4 4 4 4 19 19 17 16 14 13 13 12 9 9 8 8 6 4 4 5 4 4 4 4 4 4 0 4 4 4 3 0 0 0 4 4 24 25 22 20 17 17 17 16 13 11 11 11 7 5 5 5 5 4 4 4 5 5 4 4 4 4 4 4 4 4 4 -1 31 28 24 22 22 23 24 23 17 14 14 11 7 6 5 5 5 5 5 5 5 5 4 2 4 4 4 4 4 4 0 4 35 29 24 21 24 26 26 26 22 17 13 10 7 7 6 6 6 5 5 5 4 5 4 3 4 5 4 4 4 4 4 4 36 28 21 21 23 26 28 27 22 18 15 12 10 10 9 7 6 6 5 5 4 4 2 5 5 5 4 4 4 1 4 4 32 25 21 21 21 23 24 23 20 16 16 14 13 13 10 7 5 5 5 4 4 4 4 5 5 5 4 4 4 4 4 4 25 21 21 21 21 21 23 22 19 16 16 16 14 12 9 6 5 5 4 5 5 4 5 5 5 4 4 4 4 4 4 4 22 21 21 21 22 23 24 23 20 17 16 14 12 10 8 5 5 4 5 5 5 4 4 5 5 5 4 4 4 4 4 4 23 21 21 21 24 25 24 23 20 17 15 13 10 8 6 5 4 4 5 5 5 5 5 5 5 5 4 2 2 4 4 4 25 23 21 23 26 25 24 22 18 16 14 12 10 8 7 6 5 5 5 5 5 5 4 4 5 5 5 4 4 4 4 4 l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l llllllllllllllllllllllllllllllllllllll l l l l l l l l l l l l l l llllllllllll l l llllllll l l l l l l l l l l l l l l l l l l l l l l l l l l llllllllllll l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l l lllllllllllllll l lllllllllllllllll llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l l l l l l l l llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l l llllllllllll ll l l l l llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l l l l l l lllllll llll l l l l l lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll llllllllllllll l l ll llllllllllllllllllllllllll l l l l l l l l l l l l l lllllllll l llllllllllllllllllllllllllllllllllllllllllllllllllllllllllll l l l l l l l l lllll l l lllllll l l l l l l ll l lll llllll l l l l l l l llllllllllll lllllllllllllllllllllllllllllll l l l l l lllllllllll ll ll l l l ll l l l ll l l l l l l l l l l l l l l l l l l llllllllllllllllll l l l lllllllllllllllllllllllllllllllllllllllllllN: 2718700 E: 975400N: 2718700E: 974300N: 2719600 E: 974300GRAPHIC SCALE IN FEET 0 30 60 120 FILE PATH: \\WARWICKFP\WARWICKFP\CAD\PROJECTS\1653701 - MASS AUDUBON BARNSTABLE GREAT MARSH\CAD\PRODUCTION\DESIGN SET\1653701-03.00-PR.DWG [C-104] GOURLEY, DANIELLE 6/25/2025 9:26 AMPROFESSIONAL CERTIFICATION. I HEREBY CERTIFY THAT THESE DOCUMENTS WERE PREPARED OR APPROVED BY ME, AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MASSACHUSETTS. LICENSE NO. 51405 EXPIRATION DATE: 6/30/2026 CONCEPT DESIGN PLANS - NOT FOR CONSTRUCTIONR EA Engineering, Science, and Technology, Inc., PBC www.eaest.com OF 8 C-104 MA83F NAVD88 2452 MAIN STREET ROUTE 6A BARNSTABLE, MA BARNSTABLE GREAT MARSH SALT MARSH RESTORATION PROJECT DRAWN BY: DG DESIGNED BY: DG/JP CHECKED BY: AH PROJECT MANAGER: AP PROJECT NUMBER: 16537-01 DATE:SHEET: DRAWING NO. DRAWING INFORMATION DRAWING TITLE PROJECT ADDRESS PROJECT NAME SEAL REVISIONS FULL SIZE PLOT: 22" x 34" HORIZONTAL DATUM: VERTICAL DATUM: 301 Metro Center Boulevard, #102 Warwick, Rhode Island 02886 (401) 736-3440 PROPOSED CONDITIONS 65/6/2025MATCH LINE SEE DRAWING C-105MATCH LINE SEE DRAWING C-102 APPROX. LOCATION OF PR. 20' X 30' STAGING AND STOCKPILING AREA SURROUNDED BY STRAW WATTLE OR APPROVED EQUIVALENT APPROX. LOCATION OF EX. MARSH OBSERVATION PLATFORM SANDY'S TRAIL COW PATHCOO P E R P O N D L O O P PR. DITCH REMEDIATION (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 EX. PROPERTY BOUNDARY (TYP.) EX. AREA OF CRITICAL ENVIRONMENTAL CONCERN - FLOODPLAIN (TYP.) APPROX. LOCATION OF EXISTING TRAIL (TO BE USED FOR CONSTRUCTION ACCESS) EX. MHHW LEGEND DESCRIPTION EXISTING PROPOSED CONTOUR APPROXIMATE ELEVATIONS BASED ON INTERPOLATION OF LIDAR SURFACE. BUILDING PROPERTY BOUNDARY ROAD RAILROAD TRACKS TRAIL AREA OF CRITICAL ENVIRO. CONCERN - FLOODPLAIN - FEMA MAP 25001C0554J SHELLFISH SUITABILITY AREA GROUND/SURFACE WATER WELL LOCATIONS TIDAL CHANNEL NETWORK EMBANKMENT MHHW DITCH REMEDIATION PRIORITY 1 RUNNEL PRIORITY 2 RUNNEL STAGING AND STOCKPILING AREA STRAW WATTLE OR APPROVED EQUIVALENT l l l l l l l l l l l l l l l l NOTES: 1. MARSH HABITAT MOUNDS TO BE CREATED FROM PROPOSED RUNNELS. SEE MARSH HABITAT MOUND NOTES ON SHEET G-002 AND DETAIL ON C-501. 2. MARSH HABITAT MOUND (MOUND) LOCATIONS HAVE NOT BEEN EXPLICITLY DELINEATED. MOUNDS SHALL BE PLACED ON EXISTING MARSH WITHIN THE PROJECT SITE IN THE VICINITY OF PROPOSED RUNNELS WHERE MATERIAL FOR MOUNDS WILL BE GENERATED, IN AREAS WHERE THE MOUND WILL NOT IMPEDE PROPER DRAINAGE OF THE MARSH. 3. NHESP ESTIMATED HABITATS OF RARE WILDLIFE - ENTIRE SITE. 4. NHESP PRIORITY HABITATS OF RARE SPECIES - ENTIRE SITE. 0 PR. RUNNEL (PRIORITY 1) (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 PR. RUNNEL (PRIORITY 2) (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 29 23 21 21 21 24 25 24 23 20 17 15 13 10 8 6 5 4 4 5 5 5 5 5 5 5 5 4 2 2 4 32 25 23 21 23 26 25 24 22 18 16 14 12 10 8 7 6 5 5 5 5 5 5 4 4 5 5 5 4 4 4 31 31 28 22 22 25 25 23 22 21 16 15 13 11 10 9 6 6 6 6 6 6 6 6 6 6 5 5 5 4 4 30 29 32 25 23 25 27 27 28 25 19 16 14 13 13 11 8 6 7 7 7 7 8 7 7 6 5 5 4 5 4 29 30 33 29 25 27 32 33 31 27 21 18 16 15 15 13 10 8 8 8 8 9 9 8 7 6 6 5 5 4 4 31 31 31 32 29 28 32 33 31 25 21 18 18 20 19 17 14 11 12 9 8 9 9 9 7 6 6 5 5 4 4 34 30 27 28 27 25 28 29 26 23 21 22 25 27 24 21 17 15 12 10 8 8 7 8 7 6 5 5 5 4 4 34 29 24 21 21 23 26 25 24 24 24 25 28 29 27 23 19 15 13 11 8 7 6 7 6 6 5 5 4 4 4 32 28 20 17 17 20 23 24 24 26 27 28 28 28 27 23 18 15 12 10 7 6 6 6 6 5 5 5 5 4 4 28 28 19 17 17 21 24 28 28 28 28 29 28 28 28 24 20 15 13 10 7 6 6 6 6 5 5 5 5 4 2 22 23 17 17 17 23 29 32 31 29 29 29 29 28 27 25 22 17 14 11 8 6 6 5 5 5 5 5 5 4 4 17 17 17 17 19 24 31 34 32 30 29 29 27 26 27 25 22 21 18 15 12 9 6 5 5 1 3 5 5 4 4 17 17 17 17 21 26 32 33 30 28 27 26 24 23 26 28 27 24 21 19 15 11 8 5 5 5 5 4 4 2 4 17 17 17 20 25 29 31 31 28 24 22 21 21 23 27 29 25 22 22 19 15 11 7 5 5 5 4 4 5 4 4 17 17 20 28 25 31 31 30 23 19 18 18 18 21 27 29 24 19 16 13 11 9 6 5 4 4 5 5 5 5 4 17 21 26 36 33 25 30 24 19 17 14 15 16 20 27 27 20 15 12 9 6 5 5 5 5 5 5 5 5 5 2 24 28 33 37 39 31 21 19 13 13 13 13 15 20 26 26 19 15 10 7 6 6 5 5 5 4 4 5 5 3 1 27 34 36 39 40 31 20 15 13 13 13 13 15 20 26 25 21 15 12 9 7 6 5 5 5 5 5 5 5 0 5 29 34 37 41 39 31 19 16 14 13 13 14 15 18 17 23 22 17 13 11 8 7 6 5 5 5 5 5 5 3 5 31 33 35 42 40 31 22 18 17 15 15 14 14 18 15 16 17 16 14 12 10 7 6 5 5 5 5 5 1 4 5 32 33 41 42 41 34 25 21 19 19 16 15 16 18 17 16 16 14 11 9 7 6 6 5 5 4 4 0 4 5 5 32 33 41 42 42 35 30 26 24 24 21 23 24 24 22 18 15 12 9 7 5 5 5 5 4 4 5 5 5 5 5 34 36 40 42 43 40 32 30 31 31 30 30 32 33 30 24 16 12 7 4 5 4 5 1 4 5 5 5 5 5 6 38 38 41 42 42 41 34 38 42 40 37 34 31 31 29 27 20 13 8 5 4 4 4 5 5 5 5 5 8 8 7 38 39 41 42 41 40 38 47 47 43 35 30 27 24 22 20 16 12 5 5 5 1 5 5 5 6 6 8 11 11 11 37 38 38 39 38 34 41 45 42 37 34 30 21 15 12 11 10 8 4 5 2 6 7 8 8 9 9 12 14 15 15 38 38 36 35 29 31 38 41 38 35 32 24 15 9 5 4 4 5 5 6 7 10 12 12 13 14 16 18 19 21 21 38 37 32 26 21 25 30 32 31 28 23 17 9 5 4 4 4 4 5 9 11 15 16 17 19 22 24 25 25 26 25 36 30 21 17 15 18 21 25 28 22 15 10 5 4 4 4 5 5 7 13 18 22 25 25 27 30 30 30 29 27 23 26 21 15 13 13 15 18 21 24 14 10 5 4 4 4 5 8 12 15 19 24 27 31 33 33 34 34 32 29 26 22 20 16 13 13 14 14 15 17 16 8 6 5 4 4 4 7 12 16 19 25 29 33 32 34 35 35 34 32 29 26 23 19 15 14 15 17 19 18 16 12 7 6 5 4 5 7 9 14 20 24 28 32 35 38 34 36 35 34 32 28 25 21 25 16 15 16 23 25 22 18 11 7 6 5 6 9 11 13 16 21 27 31 34 36 37 35 35 35 33 30 26 22 18 29 17 18 20 26 28 24 16 11 8 9 9 12 14 15 16 19 25 30 33 35 37 37 35 35 35 34 31 25 20 16 27 20 21 24 27 31 29 20 14 12 14 16 20 22 22 23 26 30 34 35 36 35 35 34 34 34 33 30 25 21 17 29 33 35 32 35 38 35 29 21 16 19 22 27 30 30 30 33 35 37 37 34 31 31 31 30 29 29 28 25 22 18 33 38 38 38 44 46 41 34 27 24 26 28 33 37 38 37 38 39 39 35 31 30 29 29 28 28 28 28 25 24 20 36 41 44 45 51 54 46 39 34 33 33 35 37 39 39 39 40 40 39 34 30 29 29 29 28 27 26 26 24 22 16 38 46 50 52 56 58 51 44 38 35 35 36 38 39 39 40 40 38 35 32 31 30 30 27 26 24 22 19 13 12 11 42 50 57 59 61 65 54 47 39 35 33 34 36 39 40 41 39 37 35 33 32 31 28 24 19 15 13 12 11 11 11 48 55 65 67 70 68 55 46 37 33 32 33 34 38 39 38 37 36 34 33 30 27 16 12 12 11 11 11 11 11 11 55 60 60 63 70 68 55 45 37 33 32 32 33 37 36 36 35 35 33 29 21 14 12 11 11 11 11 11 11 11 11lllllll lllllllllllllllllllllllllllllllllllll l ll lllllllllllllllllllllll ll lll l lllll l lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll N: 2718700 E: 976700N: 2718700E: 975800N: 2719700 E: 976700GRAPHIC SCALE IN FEET 0 30 60 120 FILE PATH: \\WARWICKFP\WARWICKFP\CAD\PROJECTS\1653701 - MASS AUDUBON BARNSTABLE GREAT MARSH\CAD\PRODUCTION\DESIGN SET\1653701-03.00-PR.DWG [C-105] GOURLEY, DANIELLE 6/25/2025 9:26 AMPROFESSIONAL CERTIFICATION. I HEREBY CERTIFY THAT THESE DOCUMENTS WERE PREPARED OR APPROVED BY ME, AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MASSACHUSETTS. LICENSE NO. 51405 EXPIRATION DATE: 6/30/2026 CONCEPT DESIGN PLANS - NOT FOR CONSTRUCTIONR EA Engineering, Science, and Technology, Inc., PBC www.eaest.com OF 8 C-105 MA83F NAVD88 2452 MAIN STREET ROUTE 6A BARNSTABLE, MA BARNSTABLE GREAT MARSH SALT MARSH RESTORATION PROJECT DRAWN BY: DG DESIGNED BY: DG/JP CHECKED BY: AH PROJECT MANAGER: AP PROJECT NUMBER: 16537-01 DATE:SHEET: DRAWING NO. DRAWING INFORMATION DRAWING TITLE PROJECT ADDRESS PROJECT NAME SEAL REVISIONS FULL SIZE PLOT: 22" x 34" HORIZONTAL DATUM: VERTICAL DATUM: 301 Metro Center Boulevard, #102 Warwick, Rhode Island 02886 (401) 736-3440 PROPOSED CONDITIONS 75/6/2025MATCH LINE SEE DRAWING C-104MATCH LINE SEE DRAWING C-103 S A N D Y ' S T R A I L OTTER TRAILPR. DITCH REMEDIATION (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 EX. BUILDING (TYP.) EX. PROPERTY BOUNDARY (TYP.) EX. AREA OF CRITICAL ENVIRONMENTAL CONCERN - FLOODPLAIN (TYP.) APPROX. LOCATION OF EXISTING TRAIL (TO BE USED FOR CONSTRUCTION ACCESS) EX. MHHW LEGEND DESCRIPTION EXISTING PROPOSED CONTOUR APPROXIMATE ELEVATIONS BASED ON INTERPOLATION OF LIDAR SURFACE. BUILDING PROPERTY BOUNDARY ROAD RAILROAD TRACKS TRAIL AREA OF CRITICAL ENVIRO. CONCERN - FLOODPLAIN - FEMA MAP 25001C0554J SHELLFISH SUITABILITY AREA GROUND/SURFACE WATER WELL LOCATIONS TIDAL CHANNEL NETWORK EMBANKMENT MHHW DITCH REMEDIATION PRIORITY 1 RUNNEL PRIORITY 2 RUNNEL STAGING AND STOCKPILING AREA SILT FENCE l l l l l l l l l l l l l l l l NOTES: 1. MARSH HABITAT MOUNDS TO BE CREATED FROM PROPOSED RUNNELS. SEE MARSH HABITAT MOUND NOTES ON SHEET G-002 AND DETAIL ON C-501. 2. MARSH HABITAT MOUND (MOUND) LOCATIONS HAVE NOT BEEN EXPLICITLY DELINEATED. MOUNDS SHALL BE PLACED ON EXISTING MARSH WITHIN THE PROJECT SITE IN THE VICINITY OF PROPOSED RUNNELS WHERE MATERIAL FOR MOUNDS WILL BE GENERATED, IN AREAS WHERE THE MOUND WILL NOT IMPEDE PROPER DRAINAGE OF THE MARSH. 3. NHESP ESTIMATED HABITATS OF RARE WILDLIFE - ENTIRE SITE. 4. NHESP PRIORITY HABITATS OF RARE SPECIES - ENTIRE SITE. 0 PR. RUNNEL (PRIORITY 1) (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 PR. RUNNEL (PRIORITY 2) (TYP.) SEE TYPICAL DETAIL - DRAWING C-501 FILE PATH: \\WARWICKFP\WARWICKFP\CAD\PROJECTS\1653701 - MASS AUDUBON BARNSTABLE GREAT MARSH\CAD\PRODUCTION\DESIGN SET\1653701-03.00-PR.DWG [C-501] GOURLEY, DANIELLE 6/25/2025 9:27 AMPROFESSIONAL CERTIFICATION. I HEREBY CERTIFY THAT THESE DOCUMENTS WERE PREPARED OR APPROVED BY ME, AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF MASSACHUSETTS. LICENSE NO. 51405 EXPIRATION DATE: 6/30/2026 CONCEPT DESIGN PLANS - NOT FOR CONSTRUCTIONR EA Engineering, Science, and Technology, Inc., PBC www.eaest.com OF 8 C-501 MA83F NAVD88 2452 MAIN STREET ROUTE 6A BARNSTABLE, MA BARNSTABLE GREAT MARSH SALT MARSH RESTORATION PROJECT DRAWN BY: DG DESIGNED BY: DG/JP CHECKED BY: AH PROJECT MANAGER: AP PROJECT NUMBER: 16537-01 DATE:SHEET: DRAWING NO. DRAWING INFORMATION DRAWING TITLE PROJECT ADDRESS PROJECT NAME SEAL REVISIONS FULL SIZE PLOT: 22" x 34" HORIZONTAL DATUM: VERTICAL DATUM: 301 Metro Center Boulevard, #102 Warwick, Rhode Island 02886 (401) 736-3440 6" - 9" LIFTS OF NATIVE MARSH GRASS CUTTINGS FROM MARSHES ADJACENT TO DITCH* EX. GRADE DEPTH OF DITCH VARIES. FINAL REMEDIATED DITCH EL. SHALL BE NO GREATER THAN 8" FROM MARSH SURFACE UNLESS DITCH NATURALLY RE-VEGETATES AT A LOWER ELEVATION. TYPICAL DITCH REMEDIATION DETAIL SCALE 1" = 1'*NOTES: 1. MARSH GRASS CUTTINGS SHALL BE FROM MOWED SWATHS PARALLEL TO THE DITCH, NOT TO EXCEED 20 FT FROM EITHER SIDE OF THE EXISTING DITCH. 2. MARSH GRASS TO BE PLACED IN 6" - 9" LIFTS AS NEEDED. 3. EACH LIFT TO BE SECURED WITH NATURAL JUTE NETTING OR TWINE TO PREVENT LOSS DURING HIGH WATER. 4. EACH NECESSARY LIFT SHALL BE PLACED NO LESS THAN 6 MONTHS AFTER THE PRIOR LIFT. EX. MARSH NATURAL RE-ESTABLISHMENT OF VEGETATION TYPICAL RUNNEL DETAIL SCALE 1" = 1' 2" EX. GRADE EX. MARSH PR. MARSH TO BE PLANTED IF NATURAL ESTABLISHMENT HAS NOT SUCCEDED AFTER 2 GROWING SEASONS NOTES, DETAILS, AND PROFILES 85/6/2025 2" 8" - 10" 30" - 36" SCALE AS SHOWN WORK AREA TABLE MARSH RESTORATION TYPE TOTAL LENGTH (LF) AVERAGE APPROX. DEPTH (FT) AVERAGE APPROX. WIDTH (FT) VOLUME OF CUT (CY) VOLUME OF FILL (CY) WORK AREA (SF) DITCH REMEDIATION 15,072 4.0 5.0 -12,361*75,360 TOTAL RUNNEL CREATION 3,384 0.8 2.8 150 -9,475 PRIORITY 1 RUNNELS 2,043 0.8 2.8 91 -5,720 PRIORITY 2 RUNNELS 1,341 0.8 2.8 59 -3,755 MARSH HABITAT MOUND -VIF VIF -150**2,000 TOTAL 86,835 *DITCH REMEDIATION "FILL" REFERS TO NATIVE MARSH GRASS CUTTINGS AS SHOWN IN DETAIL (THIS SHEET). *DITCH REMEDIATION FILL VOLUME ASSUMES FILL UP TO 8 INCHES FROM EXISTING MARSH SURFACE AND INCLUDES 33% INCREASE IN VOLUME TO ACCOUNT FOR MATERIAL COMPACTION. **MARSH HABITAT MOUND FILL VOLUME IS EQUAL TO THE RUNNEL CREATION CUT VOLUME. MARSH HABITAT MOUND CREATION WILL BE LIMITED BY THE VOLUME OF MATERIAL EXCAVATED TO CREATE RUNNELS. VERIFY DIMENSIONS IN FIELD (VIF).DIAMETER VARIES TYPICAL MARSH HABITAT MOUND DETAIL SCALE 1" = 1' TYPICAL RUNNEL PROFILE NOT TO SCALE RUNNEL PITCHED TO DRAIN INTO EXISTING PRIMARY CHANNEL 8" 10" EX. GRADEEX. MARSH EX. GRADE EX. MARSH EXISTING PRIMARY CHANNEL DEPTH VARIES (APPROX. 4' - 7' DEEP FROM EXISTING MARSH SURFACE ELEVATION) WIDTH OF DITCH VARIES WIDTH OF MOWED SWATH SHALL NOT EXCEED 20' MARSH HABITAT MOUND TO HAVE GENTLE RESULTANT SLOPE TO BLEND IN WITH SURROUNDING LANDSCAPE. *NOTES: 1. MARSH HABITAT MOUNDS SHALL BE WITHIN 80 - 140 SF. 2. MARSH HABITAT MOUND TOP ELEVATION NOT TO EXCEED 5.5' NAVD88. MHHW = +4.77' MHW = +4.32' MHHW = +4.77' MHW = +4.32' MHHW = +4.77' MHW = +4.32' MHHW = +4.77' MHW = +4.32' 0.00' NAVD88 TARGET MARSH HABITAT MOUND ELEVATION = 5.25' NAVD88 +/- 0.25' TOLERANCE NOTE: INSTALL STAKE PERPENDICULAR TO SLOPE FACE 24" X 2" X 2" WOOD STAKE (OVER SOIL OR GRAVEL SURFACES) SET WATTLE ON GRADE (DO NOT TRENCH IN) FLOW DRIVE STAKE UNTIL 2-3" REMAINS EXPOSED 12" O.C. STRAW WATTLE SECTION PLAN OVERLAP WATTLES PERPENDICULAR TO SLOPE FACE DIRECTION OF FLOW EROSION CONTROL STRAW WATTLE DETAIL SCALE: NTS