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Home My WebLink AboutUSACE Permit - - 0 GREAT POND ROAD DEPARTMENT OF THE ARMY US ARMY CORPS OF ENGINEERS NEW ENGLAND DISTRICT 696 VIRGINIA ROAD CONCORD MA 01742-2751 March 19, 2025 Regulatory Division File Number: NAE-2024-02012 John J. Borgesi North Andover Department of Public Works 384 Osgood Street North Andover, Massachusetts 01845 (Via Email): iborgesiCcbnorthandoverma.gov Dear John Borgesi: This regards your application submitted to the U.S. Army Corps of Engineers (USACE) to permanently impact 812 square feet and temporarily impact 5,662 square feet of area below the Ordinary High Water (OHW) mark to repair and modify an existing boat launch. 42.2 cubic yards of material will be dredged from 562 square feet of the area along the lake bank. The dredged area will be backfilled by 45.5 cubic yards of fill to facilitate the boat launch. 20.8 cubic yards of existing slope stabilization material will be dredged from 250 square feet of area which will be backfilled by 21.3 cubic yards of native rock. Approximately 5,662 square feet of area will be in the dry for a duration of 1.5 months. Turbidity curtains will be installed for the duration of all in-water work. This project is located in Lake Cochichewick, Great Pond Road, North Andover, Massachusetts 01845 at approximate site coordinates 42.714537, -71.112686. The work is shown on the enclosed plans titled "NORTH LAKE COCHICHEWICK BOAT LAUNCH," on a total of 14 sheets, and dated "JULY 2024." Based on the information that you have provided, we verify that the activity is authorized under General Permit # 5 and # 9 of the June 2, 2023, federal permit known as the Massachusetts General Permits (GPs). The GPs are available at https://www.nae.usace.army.miI/Missions/Regulatory/State-General-Permits/ Massachusetts-General-Permit. Please review the enclosed GPs carefully, in particular the general conditions beginning on page 35, and ensure that you and all personnel performing work authorized by the GPs are fully aware of and comply with its terms and conditions. A copy of the GPs and this verification letter shall be available at the work site as required by General Condition 17. You must perform this work in compliance with the following special condition(s): 1) All construction shall be completed in accordance with the limits of construction and construction sequences detailed on the enclosed plan drawings, titled "NORTH LAKE COCHICHEWICK BOAT LAUNCH," on a total of 14 sheets, and -2- dated "J U LY 2024." If you change the plans or construction methods for work within or adjacent to the Cochichewick Lake, please contact us immediately to discuss modification of this authorization. The Corps of Engineers must approve any changes before you undertake them. 2) You must complete and return the enclosed Work Start Notification Form to this office at least two weeks before the anticipated start date. The form shall be emailed to Maninder Singh at Mani nder.Sin h(a usace.army.mil and cenae- r(ab,usace.army.mil; or mailed to Maninder Singh, Regulatory Division, U.S. Army Corps of Engineers, New England District, 696 Virginia Road, Concord, Massachusetts 01742-2751. 3) You must complete and return the enclosed Compliance Certification Form to this office within one month of the completion of work. The form shall be emailed to Maninder Singh at Mani nder.Sing(cDusace.army.mil and cenae- r(a usace.army.mil; or mailed to Maninder Singh, Regulatory Division, U.S. Army Corps of Engineers, New England District, 696 Virginia Road, Concord, Massachusetts 01742-2751. 4) Turbidity curtains shall be installed for the duration of all in-water work and shall be maintained in working condition. This authorization expires on June 1, 2028. You must commence or have under contract to commence the work authorized herein by June 1, 2028, and complete the work by June 1, 2029. If not, you must contact this office to determine the need for further authorization and we recommend you contact us before the work authorized herein expires. Please contact us immediately if you change the plans or construction methods for work within our jurisdiction as we must approve any changes before you undertake them. Performing work within our jurisdiction that is not specifically authorized by this determination or failing to comply with the special condition(s) provided above or all the terms and conditions of the GPs may subject you to the enforcement provisions of our regulations. This authorization does not obviate the need to obtain other federal, state, or local authorizations required by law. Applicants are responsible for applying for and obtaining any other approvals. We continually strive to improve our customer service. To better serve you, we would appreciate your completing our Customer Service Survey located at https:Hre__ulatory ops.usace.army.miI/customer-service-survey_. Please contact Maninder Singh of my staff at (978) 318-8967 or (978)-257-6884 or -3- Mani nder.Singh(a�usace.army.m i I if you have any questions. Sincerely, Paul Maniccia Chief, Massachusetts Section Regulatory Division Enclosures Cc: Jamie Veillette, Apex Companies, LLC; Jam ie.Veillette(abapexcos.com Ed Reiner, U.S. EPA, Region 1, Boston, MA, reiner.ed(�epa.gov Jill Provencal, DEP NERO, Wetland and Waterways, Wilmington, MA; Iill.p rove ncalC@,state.m a.u s Kristin Divris, DEP NERO, Wetland and Waterways, Wilmington, MA; Kristin.Divris(a�mass.gov PhilipDi Pietro, DEP NERO, Wetland and Waterways, Wilmington, MA; Y g ph it i p.d i pietro(a-)-mass.g^ Michael Stroman, DEP, Wetlands Program; michael.stroman(a-mass.gov David Robinson, MA Board of Underwater Archaeological Resources (BUAR); david.s.robinson(a-mass.c�ov NORTH LAKE COCHICHEWICK BOAT LAUNCH INDEX TOWN OF NORTH ANDOVER, MA G-1 GENERAL NOTES AND LEGEND C-1 EXISTING CONDITIONS J U LY 2024 C-2 EROSION CONTROL AND DEWATERING PLAN FOR PERMITTING C-3 DEMOLITION PLAN TOWN OF NORTH ANDOVER,MA C-4 GRADING AND DRAINAGE PLAN PETER BOYNTON-PLANING BOARD AND HARBORMASTER TED KELLEY-PROJECT PROPONENT C-5 SITE PLAN JEAN ENRIGHT-DIRECTOR OF PLANNING C-6 SITE RESTORATION PLAN JOHN BORGESI,PE-TOWN ENGINEER AMY MAXNER-CONSERVATION ADMINISTRATOR CD-1-CD-6 CIVIL DETAILS X v, -1 st ti t ' ENVIRONMENTAL \ \\ NORTH LAKE SMOF COCHICHEWICK o`'�RVAN a.SSAsa \\ o� PARTNERS BOAT LAUNCH 8 CIVIL127 � 4• - -` - ,p � e v _ Al •r ,. _ C _ _,_ _ 7/22/2024 ST - v ws . hi NORTH ANDOVER VICINITY MAP 1"=1000' GENERAL NOTES: SUGGESTED SEQUENCE OF WORK: ABBREVIATIONS LEGEND 1. BASE MAP INFORMATION IS FROM A FIELD SURVEY PERFORMED BY ZENITH LAND SURVEYORS,LLC.ON 1. NO CONSTRUCTION SHALL BEGIN UNTIL ANY AND ALL PERMITS ARE OBTAINED FROM THE TOWN OF NORTH BIT BITUMINOUS EXISTING PROPOSED NOVEMBER 17 2022.HORIZONTAL DATUM IN U.S.SURVEY FEET IS REFERENCED TO THE MASSACHUSETTS ANDOVER. BOW BOTTOM OF WALL STATE PLANE COORDINATE SYSTEM(NAD83).VERTICAL DATUM IN U.S.SURVEY FEET REFERENCED TO THE NORTH AMERICAN VERTICAL DATUM OF 1988(NAVD88). 2. STAKE LIMITS OF CLEARING. CB CATCH BASIN PROPERTY LINE - � SILT FENCE AND FILTER SOCK 2. PROPERTY LINE,STREET LINE AND OWNER INFORMATION WAS COMPILED FROM RECORDS ON FILE AT THE 3. INSTALL EROSION CONTROL MEASURES,TURBIDITY CURTAIN,AND COFFERDAM.SCHEDULE INSPECTIONS CI CAST IRON METAL GUARDRAIL o TURBIDITY CURTAIN NORTHERN ESSEX COUNTY REGISTRY OF DEEDS OFFICE AND THE NORTH ANDOVER ASSESSING WITH THE TOWN IN ACCORDANCE WITH THE OOC. CONC CONCRETE UTILITY POLE COFFERDAM DEPARTMENT.ABUTTING PARCELS COMPILED FROM MASSGIS AND SHOULD BE CONSIDERED APPROXIMATE D DRAIN ELECTRICAL OVERHEAD WIRE FOR THE PURPOSE OF THIS PLAN.SUBJECT SITE IS IN A RESIDENTIAL ZONE AS DEPICTED ON THE TOWN OF 4. PERFORM CLEARING AND GRUBBING AS NECESSARY.PERFORM PAVEMENT DEMOLITION AT DRIVEWAY �� GUARDRAIL NORTH ANDOVER ZONING MAP. APRON. DIA DIAMETER WATER GATE VALVE ------- LIMITOFWORK 3. ALL EXISTING UTILITIES SHOWN ARE APPROXIMATE.THE CONTRACTOR SHALL VERIFY THE LOCATION OF ALL 5. INSTALL CONSTRUCTION ENTRANCE. DMH DRAIN MANHOLE HYDRANT 117 CONTOUR EXISTING UTILITIES.THE CONTRACTOR SHALL NOTIFY DIG SAFE AT LEAST 72 HOURS IN ADVANCE,EXCLUDING EOP EDGE OF PAVEMENT WATER MAIN WEEKENDS AND HOLIDAYS,PRIOR TO ANY EXCAVATION. 6. PERFORM DEMOLITION OF EXISTING STRUCTURES ON OR APPURTENANT TO THE SITE(INCLUDING THE � RIPRAP EL ELEVATION EXISTING RETAINING WALL,BOAT LAUNCH RAMP,ETC.).DISPOSE OF DEBRIS IN ACCORDANCE WITH LOCAL CATCH BASIN -o-o- DRAIN PIPE 4. DO NOT SCALE DRAWINGS UNLESS OTHERWISE NOTED.WRITTEN DIMENSIONS AND STATIONING SHALL AND STATE REGULATIONS. EX EXISTING PREVAIL.REPORT ANY DISCREPANCIES TO THE ENGINEER IMMEDIATELY. DRAIN MANHOLE OD DRAIN MANHOLE(DMH) 7. PERFORM EARTHWORK CUT AND FILLS FOR ROUGH GRADE ALONG WATERFRONT. FM FORCEMAIN 5. THE CONTRACTOR SHALL RESTORE ALL PUBLICAND PRIVATE PROPERTY TO ITS PRE-CONSTRUCTION ID INSIDE DIAMETER DRAIN LINE R&D SURFACE CONDITION AT NO ADDITIONAL COST TO THE OWNER UNLESS NOTED TO BE ALTERED. 8. CONSTRUCT RETAINING WALL,REVETMENT,AND BOAT LAUNCH RAMP. INV INVERT SEWER MANHOLE -•-•-•-•-•- R&D RETAINING WALL 6. ALL EXISTING STORM DRAIN,SEWER,AND WATER MAIN LINES ENCOUNTERED DURING CONSTRUCTION ARE 9. REMOVE DEWATERING CONTROLS AND RE-ESTABLISH EROSION CONTROL MEASURES AROUND LIMITS OF LD LANDSCAPE AREA SEWER LINE - - R&R GUARDRAIL,SWING GATE TO REMAIN IN SERVICE UNLESS OTHERWISE NOTED.THE CONTRACTOR AT NO ADDITIONAL COST TO THE CURRENT WORK AREA. LF LINEAR FEET DECIDUOUS TREE X 54.09 SPOT GRADE OWNER SHALL REPAIR ANY EXISTING SEWERS,STORM DRAIN LINES,WATER LINES OR CULVERTS DAMAGED DURING CONSTRUCTION. 10. PERFORM EARTHWORK CUT AND FILLS FOR ROUGH GRADE THROUGHOUT REMAINING WORK AREA. MAX MAXIMUM CONIFEROUS TREE x x FENCE 7. IN THOSE INSTANCES WHERE POWER OR TELEPHONE POLE SUPPORT IS REQUIRED,THE CONTRACTOR SHALL 11. INSTALL UTILITIES AND STORMWATER SYSTEM(INCLUDING DRAINAGE STRUCTURES AND PIPING).PERFORM MIN MINIMUM F'= MAJOR CONTOUR e FLARED END SECTION NOTIFY AND COORDINATE WITH THE UTILITY COMPANY TO OBTAIN REQUIRED SERVICE.NO ADDITIONAL FINE GRADING,CONSTRUCT RAIN GARDENS,AND PREPARE SUBGRADE FOR DRIVEWAY,PATHWAY,AND MSE MECHANICALLY STABILIZED EARTH _ MINOR CONTOUR ® OVERFLOW DRAIN STRUCTURE PAYMENT WILL BE PROVIDED FOR TEMPORARY BRACING OF UTILITIES OR FOR ANY RELATED DELAYS. PARKING AREA. MW MONITORING WELL WETLAND RETAINING WALL 8. ALL STRUCTURES AND PIPELINES LOCATED ADJACENT TO THE TRENCH EXCAVATION SHALL BE PROTECTED 12. PERMANENT/FINAL STABILIZATION. OC ON CENTER - WETLAND FLAG AND NUMBER�`�� LOAM&SEED AND SUPPORTED BY THE CONTRACTOR UNTIL THE TRENCH IS BACKFILLED.DAMAGE TO ANY SUCH PROP PROPOSED ®25 25'NO DISTURB ZONE STRUCTURE CAUSED BY,OR RESULTING FROM,THE CONTRACTOR'S OPERATIONS SHALL BE REPAIRED AT NO 13. REMOVE CONSTRUCTION ENTRANCE AND PERIMETER EROSION CONTROLS. 2r® ® STONE FILLED PAVERS ADDITIONAL COST TO THE OWNER.ALL UTILITIES REQUIRING REPAIR,RELOCATION,OR ADJUSTMENT AS A RCP REINFORCED CONCRETE PIPE 50'NO BUILD ZONE RESULT OF THE PROJECT SHALL BE COORDINATED BY THE CONTRACTOR,THROUGH THE RESPECTIVE R&D REMOVE AND DEMOLISH 75'WATERSHED PROTECTION ® GRASS FILLED PAVERS UTILITY AND THE OWNER. ' DISTRICT CONSERVATION ZONE BIORETENTION AREA R&S REMOVE AND SALVAGE 100'WETLAND BUFFER 9. THE CONTRACTOR SHALL TAKE SPECIAL CARE NOT TO DAMAGE TREES,BUSHES,PLANTS,PARKING METERS, R&R REMOVE AND RESET 150'WATERSHED PROTECTION 0 REVETMENT FLOWERS,STONEWALLS,FENCES,ETC.WITHIN THE CONSTRUCTION AREA UNLESS THEY ARE NOTED TO BE - - DISTRICT NON-DISTURBANCE ZONE CONSTRUCTION ENTRANCE REMOVED.CONTRACTOR SHALL REPLACE ALL DAMAGED ITEMS AT NO ADDITIONAL COST TO OWNER. RET. RETAINING S SEWER = BORING ❑ HANDHOLE W/COVER 10.THE CONTRACTOR SHALL REMOVE AND REPLACE NEW,OR REPAIR,ALL CURBS,SIDEWALKS,PAVEMENT AND p BENCHMARK OTHER ITEMS DAMAGED BY HIS CONSTRUCTION ACTIVITIES TO AT LEAST THEIR ORIGINAL CONDITION,AND TO SMH SEWER MANHOLE -E-E- UNDERGROUND ELECTRIC THE SATISFACTION OF THE OWNER AND ENGINEER AT NO ADDITIONAL COST TO THE OWNER. - TOP OF BANK TOB TOP OF BANK 0 PAVEMENT -_- TOP OF BANK FLAG AND NUMBER 11.THE CONTRACTOR SHALL BE REQUIRED TO FURNISH AND MAINTAIN A TELEPHONE NUMBER WHERE THE TOW TOP OF WALL CONTRACTOR CAN BE REACHED 24 HOURS A DAY,7 DAYS A WEEK. TYP. TYPICAL OHw ORDINARY HIGH WATER MARK 12.THE LOCATION AND LIMITS OF ALL ON-SITE WORK AND STORAGE AREAS SHALL BE REVIEWED/COORDINATED W WATER ®FZFZ® 100-YEAR FEMA FLOOD ZONE WITH,AND ACCEPTABLE TO THE TOWN AND THE ENGINEER.THE CONTRACTOR SHALL LIMIT HIS ACTIVITIES TO WF WETLAND FLAG THESE AREAS. WG WATER GATE 13.THE CONTRACTOR SHALL IDENTIFY AND OBTAIN ALL NECESSARY PERMITS FOR WORK IN ROADWAYS AND UP UTILITY POLE TRENCHES.THE CONTRACTOR IS RESPONSIBLE FOR CONFORMING TO ALL PERMITS AS AN INTEGRAL PART OF HIS WORK. 14.THE CONTRACTOR SHALL SAW CUT ALL PAVEMENT TO ITS FULL DEPTH IN THE PROCESS OF INSTALLING NEW UTILITIES IN ALL PAVED AREAS INCLUDING STREETS,DRIVEWAYS,AND SIDEWALKS. 15.TEST PITS MAY BE ORDERED BY THE ENGINEER TO DETERMINE THE LOCATION OF EXISTING UTILITIES.THE CONTRACTOR MAY REQUEST TEST PITS TO VERIFY EXISTING UTILITIES AT NO ADDITIONAL COSTS TO THE OWNER. 16.THE CONTRACTOR SHALL COMPLY WITH ALL APPLICABLE REGULATIONS OF THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION(OSHA). 17.CONCRETE WASHOUT AREAS SHALL BE OUTSIDE THE BUFFER ZONES OF ALL WETLAND RESOURCE AREAS. THE WASHOUT AREA MUST BE INSTALLED WITH AN IMPERMEABLE LINER OR A PREFABRICATED CONCRETE WASHOUT CONTAINER. 18.THE LOCKING BOLLARDS SHOWN ON C-6 ARE REQUIRED TO LIMIT TRAILER ACCESS TO THE BOAT RAMP FOR E EXCLUSIVE USE BY THE TOWN OF NORTH ANDOVER FIRE RESCUE.LAKE REGULATIONS PROMULGATED BY THE SELECT BOARD PROHIBIT ANY TRAILER LAUNCHING BOATS INTO THE LAKE BY THE GENERAL PUBLIC.THE NORTH ANDOVER FIRE DEPARTN)Qkj �� NSIBLE FOR KEEPING THE LOCKING BOLLARDS LOCKED. s 0 a 3 z 0 E a 0 U 0 m 0 U Z 114VIRONMENTAL Scale AS LY2024 PERMITTING N ��tM Of MgS`s9 NORTH LAKE COCHICHEWICK BOAT LAUNCH Date JULY2024 TOWN OF NORTH ANDOVER,MA Sheet No. c a o�pp�\\�� CAUL y Job No. 22003302 THIS LINE IS ONE INCH Designed b 8 Y o Desi JLV ~~ \\\\\ PARTNERS q�No 5 i 2Q LONG WHEN PLOTTED AT z \� /ST p8 Drawn by I AES FULL SCALE ON A 22"XGml I. NAL J RJP 34"DRAWING _ 0„221121 Checkedby GENERAL NOTES AND LEGEND MARK DATE DESCRIPTION Approved by Rip o` N/F TOWN OF \ / NORTH ANDOVER ANGUS REALTY N/F \ / (0 GREAT POND RD) CORPORATION RAGONESE \ (1077 OSGOOD ST) (1939 GREAT POND RD) \ LAWSON \ (1925 GREAT POND RD) \ N E -Fs\A vROPNCEZ 150 F ON-O\S p\SSRCTN N/F ENCHMARK / PELICH N/F B \ SPIKE (1915 GREAT POND RD) PELICH (0 GREAT POND RD) GREAT POND ROAD �.. _ w ee > 2525 .... .. - ... N/F TOWN OF ?s __ 5 NORTH ANDOVER �25z25 .2 S .. - (0 OSGOOD z fZ OHW °"_ -FZ—FZ FZ cv FZ FZ -`---FZ -.. FZ Fz� FL FZ FZ- _ ._ T \�FZ FZ �— ..l .. ..\ BENCHMARK �+� r ., S aF f 66 SPIKE D .// -"> € ELEV=1�80 E1 OV ba DB .-.-.�—�" ., o _ _ U PARCEL 689 14rPF~p AREA=1_ACREN/F �25�, r — TOWN 25-25�z5 25 �ry _ -`�28 6tSTUft6 ZONE df .. NO �---- _ ) - NORTH(0 GREAT POND FUR S /# y q ' O ..-....., o OHVtr—OHNa—OHtN O� �/ TO FF F ,,,," 2 25 25 a n �s TOB COINCIDES WITH MHW 25�25�25-25-25 25----- 25 r > E M z F / ads TO FZ AAt ;1 �...:.. .>...K Tat 'm d o r BENCHMARK SPIKE BENCHMARK SPIKE 0 a U LAKE COCHICHEWICK m 3 U Z ENVIRONMENTAL 1 8 9-24 FEMA FLOOD ZONE UPDATED Scale 1"=20' PERMITTING N # Y �jNOftgSs9 NORTH LAKE COCHICHEWICK BOAT LAUNCH M Date JULY2024 TOWN OF NORTH ANDOVER,MA Sheet No. ti .S ti RYAN J. c Job No. 22DD3302 S� PAUL `Jn # \ u CIVIL \\\\,\ PARTNERS 4 5172� w Designed by JLV THIS LINE IS ONE INCHcmimew\\\\\\ $9' Drawn b AES LONG WHEN PLOTTED AT Zg=Ea Y FULL SCALE ON A 22'X AL Checked by RJP 34"DRAWING EXISTING CONDITIONS w o7rzzizoza " MARK DATE DESCRIPTION Approved by RJP 8 N/F TWN OF N/F ANGUS REALTY NORTHO ANDOVER N/F (0 GREAT POND RD) CORPORATION RAGONESE (1077 OSGOOD ST) (1939 GREAT POND RD) N/F LAWSON (1925 GREAT POND RD) .......... Rgo"- -Lotle js',kev N/F BENCPELICH N/F (1915 GREAT POND RD) SPIKE PELICH (0 GREAT POND RD) GREAT POND ROAD .. ------------- ---------------- ........................... A FILTER SOCK AND `.............. CONSTRUCTION ENTRANCE SILT FENCE NO.2 ND SILT FENCE NO.3 (TYP.) ———————————— i ?,6-25 N/F TOWN OF —25--25 NORTH ANDOVER (0 OSGOOD ST) FZ 0 HIAf Fz Fz FZ 47777 FZ z FZ—FZ WF Z FZ FZ F - FZ' _h,�-F7 7 F7 F Z t; Fz FILTER SOCK AND z A SILT FENCE NO.1 Fz F B NCHMARK (TYP.) SE PIK w E ELEV=1100 PARCEL 68� Z AREA=1,-A(,RE' 3 of 6 N/F TOWN OF, —25-25 NORTH ANDOVER 21'NO DISTURB ZONE -0, (0 GREAT POND RD) POTENTIAL _34 DEWATERING BAG A LOCATION.TO BE DECIDED PRIOR TO TQ-- Hw-0117—oHw_o PROPOSED STOCKPILE CONSTRUCTION OH\N TO LOCATION B- FILTER SOCK AND _-A 25 5 -2 SILT FENCE NO.4 o (TYP.) ......... 25 25-25-25- 25 25 U� 6 6 0 z T4 0 D, OHW I ABC -7 1-10 21 6 1"L 2-292 E —————— BENCHMARK APPROX.LOCATION POTENTIAL SPIKE OF COFFERDAM. ELEV=1 17.78' BENCHMARK LIMIT OF WORK TURBIDITY DEWATERING BAG SPIKE LOCATED OUTSIDE MAX WATER LEVEL LOCATION.TO BE ELEV-109.32' EL.115.0-(NAVD88) DECIDED PRIOR TO OF THE COFFERDAM CONSTRUCTION GENERAL DEWATERING NOTES:- 1. THE CONTRACTOR SHALL HANDLE GROUNDWATER,WHERE ENCOUNTERED,AS DESCRIBED IN SECTION 02140.DURING ANY DEWATERING,THE CONTRACTOR SHALL USE TEMPORARY STONE AROUND THE SUCTION AND DISCHARGE ENDS TO MINIMIZE TRANSPORT OF TRENCH MATERIALS.THE DISCHARGED WATER SHALL PASS THROUGH FILTER FABRIC,SILT BAGS,FRAC TANKS OR A COMBINATION OF ALL. 65 EROSION CONTROL NOTES: .5 LAKE COCHICHEWICK 2. TEMPORARY DEWATERING SEDIMENTATION BASINS,WILL BE CHECKED AFTER EACH SIGNIFICANT 10 1. EROSION CONTROL MEASURES ARE SHOWN ON THE PLANS FOR THE ENTIRE DURATION OF CONSTRUCTION. RAINFALL AND CLEANED AS NEEDED TO RETAIN STORAGE CAPACITY. I THE FILTER SOCK AND SILT FENCING WILL NEED TO BE RE-ADJUSTED AFTER IN-WATER ACTIVITIES ARE COMPLETED. 3. SPILL KITS SHALL BE MAINTAINED ON-SITE AT ALL TIMES. 2. THE FILTER SOCK AND OTHER EROSION AND SEDIMENT CONTROL MEASURES/DEVICES SHALL BE 4. ALL FOUNDATIONS AND EXCAVATIONS SHALL OCCUR IN"THE DRY".GROUNDWATER SHALL BE LOWERED BY A MINIMUM OF 2'BELOW THE BASE OF THE EXCAVATION. INSPECTED,CLEANED,REPLACED AND/OR REPAIRED AS NECESSARY,WEEKLY AND AFTER EACH SIGNIFICANT RAINFALL 5. THE CONTRACTOR SHALL MAINTAIN ALL DIESEL GENERATORS REQUIRED WITHIN CONTAINMENT. 3. INSTALL FILTER SOCK PRIOR TO COMMENCEMENT OF THE EARTHWORK OPERATIONS.INSPECT EROSION CONTROLS IMMEDIATELY AFTER EACH STORM AND REMOVE ACCUMULATED SEDIMENT AS REQUIRED. 6. AMA PROFESSIONAL ENGINEER STAMPED DEWATERING PLAN IS REQUIRED,AS DESCRIBED IN SPECIFICATION SECTION 02140.THE CONTRACTOR SHALL INCORPORATE THE DEWATERING DESIGN REPLACE DAMAGED EROSION CONTROLS AS REQUIRED. FEATURES SHOWN ON THE DESIGN DRAWINGS HEREIN. 4. THE CONTRACTOR SHALL ADHERE TO THE REQUIREMENTS OF THE NORTH ANDOVER CONSERVATION COMMISSION'S ORDER OF CONDITIONS. 7. THE CONTRACTOR SHALL ADHERE TO THE REQUIREMENTS OF THE NORTH ANDOVER CONSERVATION COMMISSION'S ORDER OF CONDITIONS.SEE SPECIAL PROVISIONS IN SPECIFICATIONS SECTION 01170. 5. EROSION CONTROLS SHALL BE PLACED IN TWO PHASES.PHASE 1 SHALL INCLUDE EROSION CONTROL SECTION 1 THROUGH 3,COFFERDAM,AND TURBIDITY CURTAIN DURING LAKE FRONT WORK.PHASE 2 SHALL 8. COFFERDAMS FOR LAKE CONSTRUCTION SHALL BE PART OF THE CONTRACTORS DEWATERING PLAN. INCLUDED EROSION CONTROL SECTIONS 1 THROUGH 4(COFFERDAM AND TURBIDITY CURTAIN SHALL BE COFFERDAMS SHALL BE DESIGN TO A MAXIMUM WATER ELEVATION OF 116.0'NAVD88. REMOVED ONCE LAKE FRONT WORK IS FINISHED. �2 1 Scale PERMITTING 8-9-24 FEMA FLOOD ZONE UPDATED 20' sq� Ati OF U4S Date JULY 2024 NORTH LAKE COCHICHEWICK BOAT LAUNCH SILT F6�1�N 0 (TYP) -7 Sheet No. ENV I RONMENTA L HIYAN J� TOWN OF NORTH ANDOVER,MA Job No. 22DD3302 PAUL 19 1. CIVIL THIS LINE IS ONE INCH < Designed by JLV LONG WHEN PLOTTED AT Drawn by N A 22"X m OWN AES PARTNERS FULL SCALE 0 34"DRAWING C 2 7/22/2024 Checked by RJP EROSION CONTROL AND DEWATERING PLAN MARK DATE DESCRIPTION Approved by RJP / N N/FTOWN OF N/F NORTH ANDOVER ANGUS REALTY N/F \ / (0 GREAT POND RD) CORPORATION RAGONESE \ (1077 OSGOOD ST) 0939 GREAT POND RD) N/F \ LAWSON \ (1925 GREAT POND RD) / P OSEC�ZONE P'(EON D STUROPN N N/F BENCHMARK / (1915 PELICH _ N/F _ \ SPIKE GREAT POND RD) -"� -�T PELICH / ," ,.-.'n"_" (0 GREAT POND RD) GREAT POND ROAD : R&S GUARDRAIL R&D PAVEMENT/GRAVEL - SAWCUT(TYP.) R&SSIGN —_—— t R&SSIGN R&S GUARDRAIL s _ �2a CLEAR SHRUBS AS — �_...,. Y ., ——————— — �25— NEEDED IN FRONT—25 TOWN OF OF THE EXISTING i 2525^ RETAINING WALL NORTH ANDOVER - (0 OSGOOD ST) f �PROTECT&RESET FZ rz --OHVV� 1 TREE/SHRUB CLEARING(TYP.) MW COVER TYP. G Fz Z oy R&S SIGN Fz Fz Fz �? - L. I FZ F2 v Fz Fz PROT CT AND J Fz Fc Fz _ R&D SWING GATE SUPPORT UTILI Y POLE `'s / -- Y� FZ :. -T FZ -� .. .. .� \ BENCHMARK R&R GUY WIRE REBUILD WALL SPIKE o�F of o F e c - -- ELEV-11 80 F% O` +y AS NECESSARY -�� oo = F PARCEL 689-14 F AREA=I±A-RE a 6 N s m N/F �25 / �. _�� TOWN OF� a � 25 25-25�25 2s _ 6 _ NORTH ANDOVER �25 BZovE J' _ I�ff _ (0 GREAT POND C7D) 25`I`!O DISTURB A c_ I ————— —=— R&S EXISTING � RO CT EXISTING SHRUBS G�f _ BOAT RACK TYP. b PROTECT �_ - \:�, ' ---. rOMN-��6HVJ',�--OHNr��OH�_OHVt{��0�� .._B25 .._.._ TREE/SHRUB CLEARING l;, _z_ 13 — _ (TYP.) �. R&D CONCRETE _ E ..... �25 25 25 26�25 <a P'_ .. � �". BOAT RAMP B _ o I , �a R&S KIOSK SIGN s REMOVE FAILED CONCRETE AND STONE RETAINING WALL AND �aW ��Hu1_ R&D TREE(TYP.)� � - ` �.. �_ .�..�� - a - REPLACE WITH REVETMENT o �Is BENCHMARK L &D EXISTING RIPRAP SPIKE ELEV-117.78' BENCHMARK R&D RETAINING WALL ----(APPROXIMATE AREA) .S SPIKE LIMIT OF WORK R&S CLEAN BOULDERS ELEv=1as.3z' FROM WALL E a U LAKE COCHICHEWICK 0 m U Z ` ENVIRONMENTAL 1 8-9-24 FEMA FLOOD ZONE UPDATED Scale 1"=20' PERMITTING � y4 NORTH LAKE COCHICHEWICK BOAT LAUNCH �N OF S N Date JULY2024 TOWN OF NORTH ANDOVER,MA Sheet No. ��\\\\\O\�,�• O� RVAN J. yG a PAUL Jab No. 22003302 AM- PARTNERS 5 2� 9 Y THIS LINE IS ONE INCH 1140 Designed b JLV LONG WHEN PLOTTED AT o �sr�a r�,r. Drawn by AES FULL SCALE ON A 22"X m3 -. C.. 07/22/2024 Checked by RJP 34"DRAWING DEMOLITION PLAN MARK DATE DESCRIPTION Approved by RJP o` ...\ \ /SERSNED URgPNGfc /150'wT NON"O�c''C BENCHMARK --.-. \ SPIKE `.,/`- r.- - ELEV 119.39 1 BIORETENTION AREA NO.1 ` PRECAST CONCRETE ®® OVERFLOW=116.50 FLARED END ` �. BOT 115 00 "-' INV.OUT=115.30 .� ®. MATCH EXISTING - - = 5 X5 RIP RAP m PAVEMENT SPLASH PAD OVERFLOW STRUCTURE `°"' ' 12"RCP PIPE ,.;. .............. ,.. ........... RIM.ELEV.-116.50 BIORETENTION AREA NO.2 __--- -- �... �-�- INV.OUT=115.5D BOT.=115.50 S=0.45%,L=44 3 2525 116.50 116 117115 -__ __ 2� 25- 2a 25 2S 118... ........ 117 15.50 1 D 0 --.DAD ......116 _.. +1 k117.26-_- - x115.50 J 1 ---- 117.50 I x1115.50 �J ` �'' 1117.46--- ----_ 117.05J Fz Fz Fz Fz. z zL or w cy� ems.. OSo x117.20 / --- = Fz _ Fz Fz F` _ ° Gz Fz FzWF 2 FZ FZ - T 1 R35.0 t 18.0' ' \ BENCHMARK O I ,, _L 116 50 j SPIKE 0 30.0 0 �yF )( � 17.29 ° I FILTER SOCK AND �14ELEV-11 Sb ---`� ---- � -F�-00' W _ K- 117.75 ( - ( SILT FENCE(TYP.) c r r 2.0% ( R10.0 /_= r 1 =o 8'WIDE BOAT LAUNCH WITH _ o : F� �25 25� REVETMENT(SEE DETAIL z 1117.50 // �£° 25,NO DISTURB ZONE SHEET CD-5) `� - - /i� \�' � �-�,=- ia° // �<� x116.50 \ �� /�r1 �� R36.0 k117.50 0 117.21 R54.0' 4ti E Y �{ APPROXIMATE LOW I r 3%ti' T CHIA' Hvq ®HW R39.0 � 18.0' 117.7 7 WATER LEVEL / _ .- _ .r--so- I 0 12.0 w A 15.50� - -�� x116.75/f, �- \��11 � 7 60 c 2 STONE FILLED PERMEABLE PAVER I --_2'1 TOW 117.0 BOAT LAUNCH WITH 12%SLOPE I M x�117" �25 z5 ^� �z5 X116.47-Z° (SEE DETAIL SHEET CD-5) 116.15 1�x116.22 114.00 14 OQ00 0.8° TOW TRANSITION 113,UU 113.00 / WEST:115.00 EAST:116.00 Y TOW TRANSITION a 112.00 I K = WEST:116.00 T0,B - �a i EAST:117.00 --- t BENCHMARK -- - i i _-. -_.. .. SPIKE o BENCHMARK LIMIT OF WORK a ...� SPIKE .. ... _-. ELEV=109.32' MSE BLOCK WALL N TOW EL.AS NOTED (SEE DETAIL SHEET CD-5) c s b 0 m 0 U PLAN z SCALE"=20' ENVIRONMENTAL 1 8-9-24 FEMA FLOOD ZONE UPDATED Scale V.=20' PERMITTING N �'IItt OF,+4„1SS,q Date JULY 2024 NORTH LAKE COCHICHEWICK BOAT LAUNCH Sheet No. `ITT 2 8-21-24 RETAINING WALL RELOCATED TOWN OF NORTH ANDOVER,MA Oa HYAN J. yG = PAUL m Job No. 22003302 m PARTNERS -511 \ No CIVIL Designed by JLV THIS LINE IS ONE INCH \\\\ 9 LONG WHEN PLOTTED AT A 1sT ati Drawn by AES FULL SCALE ON A 22'X 4 ✓ 34'DRAWING Checked by RJP GRADING AND DRAINAGE PLAN 07,22,2024 c MARK DATE DESCRIPTION Approved by RJP o` ...\ \ /SERSNED URgPNGfc /150'wT NON"O�c''C BENCHMARK --.-. \ SPIKE `.,/` - ELEV 119.39 --------------- BIORETENTION AREA NO.1 z LIMITS OF PROPOSED GRAVEL-FILLED BIORETENT ION AREA(TYP.) PAVED APRON __---- CONCRETE PAVERS �HA 2 2 PVC CON DU IT i- -'-� �-___ < --- NDHOLE BIORETENTION AREA NO 2 �' FILTER SOCK AND... �_ 3 -'��-��-� � �..... SILT FENCE(TYP.) ------_--- COVER - 25�2525-R18.0 R16 0' � ; 25v 'D z EL OHVV —�v �-�t=�'_ W W ry FZ FZ I a O,yy. -� -,--'- �- _ _ - FZ FZ FZ �_._�Z __. v Z3 � 1-'--'- + -- -'- — -�Z 2, GZ\ FZ F ..� is Yt4' - .�` n ram^"'..FZ a.; \... - ti-+y-� 17-� -t- e c-T.`'-� �' . WF T - �-18.0 Fc a = N. _ a-..� :.:'sue � Yz n� R35.0 - � T .�- B�Eivwniv OM K F - - oN f SPIKE T r� _ T ;EGEy=Th8.8 �; T =-- ,F FILTER SOCK AND + - = SILT FENCE(TYP.) F4 r,T f - - ` T �; +: PARKING AREA � -�-'-i- - f� GRAVEL-FILLED } / 1 R100 _ T j/ ET 25 8'WIDE BOAT LAUNCH WITH 4 + T -- 25 ze a g T + T, -4--4 - +£. _,:*. -- Pam 25 CONCRETE PAVERS 25 E REVETMENT(SEE DETAIL T E'25,No olsTURa zoN ;tl SHEET CD-5) C) _ --- Iz GRASS-FILLED o� + - R39 0 T 13.0 R36 0 0¢ CONCRETE PAVERS �- + R54. 4ti T T T n � R10.0 3 r> +------- -- / off cN� 18.0 '�.`` IAE.�-•—OHNr�y-®HW; OHW OHW e ' t. R6.0 .- T. _,.s.'s- -25 az5 -�.. .. "r--O. :T ' -29 8'WIDE STONE FILLED PERMEABLE J 2s HANDHOLE - o� .. 2„ 25- <-25-Z5;' 25 = PAVER BOAT LAUNCH WITH 12% _ W/COVER - �", PARCEL LINE SLOPE(SEE DETAIL SHEET CD-5) I \ RECREATIONAL AND v SOCIAL SPACE`✓ 4� ., a - MSE BLOCK WALL c�w a; (SEE DETAIL a `� T� - - SHEET CDS) \ _ u it - - wu _ r 8'WIDE STONE PERMEABLE a ----__ PAVER PATH AND FLARED APRON SLOPE STABILIZATION(TYP.) BENCHMARK = .. - SPIKE o _ ELEV-117.78' S BENCHMARK � - �� ""' SPIKE7 LIMIT OF WORK a . -ELEV=109.32' 3 -.-.. - 2 U P.., e s PARKING SUMMARY TABLE a EXISTING APPROX.5 SPACES o PROPOSED APPROX.7 ADDITIONAL SPACES / ACCESSIBLE PARKING 1 STANDARD SPACE o VEHICLE W/TRAILER PARKING 2 SPACES m TOTAL PARKING PROVIDED APPROX.12 SPACES(INCLUDING ACCESSIBLE+TRAILER PARKING) - 0 U PLAN z SCALE:1"=20' ENVIRONMENTAL 1 8-9-24 FEMA FLOOD ZONE UPDATED Scale V.=20' PERMITTING N �'I�X OF,+4„�SS,q Date JULY 2024 NORTH LAKE COCHICHEWICK BOAT LAUNCH Sheet No. • TT 2 8-21-24 RETAINING WALL RELOCATED TOWN OF NORTH ANDO�/ER,MA yc PAUL Job No. 22003302 PARTNERS °511 \ No 5it27 Designed by JLV THIS LINE IS ONE INCH V \\\\ 9 LONG WHEN PLOTTED AT �-� - �T µ0 Drawn by AES FULL SCALE ON A 22"X Z a Checked by RJP 34"DRAWING SITE PLAN 07/22/2024 MARK DATE DESCRIPTION Approved by RJP o` ...\ \ /SERSNED URgPNGfc /150'wT NON"O�c''C BENCHMARK --.-. \ SPIKE `. `- r.- - ELEV 119.39 REUSE CLEAN BOULDERS 5'X5'RIP RAP -- """--------------- FROM RETAINING WALL. SPLASH PAD DOUBLE SWING GATE _ - �. z RESET"NO PARKING SIGN - --' RESET "' PROTECT EXISTING. RESET GUARDRAIL-- MASSDEP SIGN PARK/BOAT UTILITY POLE REMOVE AND W _,_,__ i �� RESET GUARDRAIL - �. LAUNCH SIGN REMOVE AND �"_----� r"s-�=w_ — — __ _ RESET GUY WIRE RESET MW COVER �,25�25 ' NATIVE TREE(TYP) r:... --- r - — �25— BIORETENTION AREA NO.1 Z ..a.a. ,.... —25 z5 20� �.. 09 o r w, W W o........}. W,W w W o-W o _BIORETENTION AREA NO.2 c 0.. _ Q ) ' y- �-T�- �- )jI Z F[ OkW� e.. F .. : : ..----YY��1 i1lY,_w.�r.. :.W '�'e S ..+ :� - FZ FZ Fc ........ ...,.... '"' .T ,l �� FZ FZ FZ FZ_ {{ F z- RIPRAP-LINEDSWALE_ �........,....,,r.. + + +e e— + _ 2 Fz.,. _ ... T - NATIVE - — Fc E3. ,...,....... ONE WAY SIGN T—18.0 z _ z_ ... �... .. fir, PLANTINGS F2.. .� '�,� BENGHMA K -MIN.5'(TYP.) BOAT RACKS „ PIKE - 30.0 — SIGN"TRAILER / �P - \ �......... .... ........>..' T - T y — — PARKING ONLY (6)8'X20'BOAT RACK I �- t EC€v,-Thc —-_+ - - - E 4oQ0-oN )' j7, t- T — F RESET MWCOVER (2)12'X20'BOAT RACK / )................'.:. _ — T — tr },�y T - 25 2 - - 8 WIDE BOAT LAUNCH WITH RESET MW COVER :. 1...;! ONE WAY Via: — —— � 25 2525 5 NO TRAILER ACCESS SIGN, v.... _, / REVETMENT(SEE DETAIL /�_. .."1= �,,.. ......,....i... SIGN - 25'NO DISTURB ZONE r SHEET CD-5 2 LOCKING BOLLARDS o ....:....... .............1... ——— ..-.... ) () S -.ter... --'- -- - -:- T_.T— T ! + .yV.. aF" sr T s° I MIN.8(TYP) ... TRASH AND RECYCLING r #- 13.0— T R36 0 + L \' c RECEPTACLES4✓� -" T :.....::::........':.' T ONE WAY SIGN \`— ——————— —— o w_ oHs OH w cNN ?aHW! k - -- 1 T R y T , v e_ 06-28 _ va 9.. i 8'WIDE STONE FILLED PERMEABLE J 2r e — 2 ""' 5 0 PAVER BOAT LAUNCH WITH 12% SLOPE(SEE DETAIL SHEET CD-5) t SIGN"HANDICAP �s NATIVETREESa� �. (TYP.) RESET EXISTING' Y� ��PAR WOOD POST WITH \ KIOSK ti SKIN ROPED FENCING i_ I VISE BLOCK WALL ks caw c�� €ua" W w P, s (SEE DETAIL n' - z I � SHEET CDS) r -� ————————— - �— BENCHMARK _ REMOVE AND REPLACE SPIKE o FENCING(TYP.) EXISTING STONE ROCK BANK ELEV=117.78' s BENCHMARK ALONG FACE OF WALL a ...� SPIKE .. .. _-. ELEV=109.32' 2 U e� LEGEND 3 LOAM AND SEED DISTURBEDAREA E a GRAVEL FILLED PAVERS Q GRASS FILLED PAVERS t BIORETENTION AREA o REVETMENT ° RIP RAP 0 U PLAN z SCALE"=20' ENVIRONMENTAL 1 8-1-4 FEMA FLOOD ZONE UPDATED Scale 1"=20' PERMITTING N �'I�X OF,+4„�SS,q Date JULY 2024 NORTH LAKE COCHICHEWICK BOAT LAUNCH Sheet No. • TT 2 8-21-24 RETAINING TOWN OF NORTH ANDO�/ER,MA HvaN J. yc Job No. 22003302 PAUL E 100 PARTNERS °'V'` \ No 51127 Designed by JLV THIS LINE IS ONE INCH V \\\\ 9 LONG WHEN PLOTTED AT C-6 - 10-1- jsT ati Drawn by AES FULL SCALE ON A 22'X ✓ 34'DRAWING Checked by RJP 6 07/22/2024 SITE RESTORATION PLAN 1. c MARK DATE DESCRIPTION Approved by RJP o` FILTER FABRIC FINISH GRADE BLOWN/PLACED FILTER 2"X 2"X 48"POST 6"MIN. DISCHARGE MEDIA(MULCH,COMPOST, CONNECTION SEAL OR OTHER)WORK AREA FINISH SUBGRADE BAG \\ \\ 2"X 2"X 36"WOODEN DEWATERING STAKES PLACED 10'O.C. /\ I\ 15'± 47 30"MIN PUMP SLOPE STONE AWAY FROM ROADWAY EDGE OF ROADWAY WATER DISCHARGE 12"MIN COMPACTED SUBGRADE LOAM 6"THICK CRUSHED ROCK DISCHARGE PIPE 6"TYP NOTE: 1 s's.;, SECTION INSTALL CURLEX CL EROSION CONTROL BLANKET AS MANUFACTURED BY ts�ryasr�'ri.;;::t+e•�hu DISCHARGE TOP VIEW p.ts 6•;x•t• AMERICAN EXCELSIOR COMPANY(OR APPROVED EQUAL)ON ALL LOAM AND 10'MAX SEEDED SLOPES 3:1 OR STEEPER. CLEAN SUBBASE MATERIAL FREE CONNECTION SEAL OF ORGANICS AND TOPSOIL DEWATERING BAG PUMP WATER DISCHARGE FILTER LOAM AND SEED(DISTURBED AREAS) 'P -' ' 'p _ _ SOCK PROFILE VIEW SCALE:N.T.S. ELEVATION NOTES: DISCHARGE PIPE PLACE SILT SACK 1. REFER TO PLANS FOR LIMITS OF CONSTRUCTION ENTRANCE APRON. NOTES: 2"X 2"X 36"WOODEN UNDER EXISTING STAKES PLACED 10'O.C. CATCH BASIN GRATE CONSTRUCTION ENTRANCE 1. DEWATERING BAG SIZE AND QUANTITY SHALL BE AS NEEDED TO ADEQUATELY FILTER ALL PUMP EFFLUENT FROM DEWATERING ACTIVITIES.CONTRACTOR SHALL PROVIDE FILTER FABRIC SCALE:N.T.S. A REDUNDANT BAG ON SITE AT ALL TIMES. FRAME AND GRATE AREA TO BE EXISTING PAVEMENT 2. EACH BAG SHALL HANDLE A 2",3",OR 4"DISCHARGE HOSE. PROTECTED GALVANIZED#24 SAFETY HOOK PVC SLOT-CONNECTOR STRESS PLATE(TO REMOVE 3. DISCHARGE HOSES CAN BE PLACED ALONG ANY EDGE BY MAKING A SMALL INCISION ® 12"DIAMETER FILTER SOCK PRESSURE FROM FLOATS INTO THE FABRIC,INSERTING THE HOSE,AND THEN CLAMPING THE FABRIC TO THE 22 OZ.VINYL COVERED NYLON HOSE VIA WIRE,TIES,CLAMP,ROPE OR SIMILAR TO CREATE A GOOD SEAL. WATER FLOW TOP LOAD LINE 5/16 VINYL COATED CABLE 4. CONTRACTOR SHALL AVOID DISCHARGING MULTIPLE PIPES INTO ONE BAG. FLOAT 2"X 2"X 48"POST WOODEN WORK AREA STAKES PLACED 10'Q.C. ,� DEWATERING BAGS SCALE:N.T.S. NOTES: PLAN NOTES: f100-FTANDARD LENGTH 1. CLEARING AND GRUBBING FOR DEWATERING PUMPS,PIPING AND ACCESSORIES NOTES: DEPTH FOLDS EVERY 6 FEET SHALL BE COORDINATED WITH THE ENGINEER AND THE TOWN PRIOR TO ANY WORK 1.SILT SACKS SHALL BE INSPECTED WEEKLY AND ACCUMULATED SILT ACCORDING ACTIVITIES.NO WORK SHALL BEGIN UNTIL AUTHORIZATION IS GRANTED BY 1. FABRIC TO BE ATTACHED TO STAKES WITH STAPLES. REMOVED TO ALLOW CATCH BASIN TO FUNCTION PROPERLY. TO NEED ENGINEER OR THE TOWN. 2. FABRIC TO BE UV RESISTANT POLYPROPYLENE WITH A MIN.WEIGHT OF 2.5 OZ./S.Y. 2.SILT SACK AS MANUFACTURED BY ACF ENVIRONMENTAL OR APPROVED ° EQUAL. 2. TURBIDITY CURTAINS,COFFERDAMS,AND SANDBAG DAMS SHALL BE INSTALLED 3. USE SILT FENCE WITH FILTER SOCK WHERE INDICATED,OR AS DIRECTED BY THE ENGINEER. AND INSPECTED BY THE CONTRACTOR PRIOR TO STARTING ANY CONSTRUCTION ACTIVITIES IN THE WATER BODY.TURBIDITY CURTAINS SHALL BE INSPECTED DAILY. SEDIMENTATION CONTROL AT STRESS BAND 5/16 I CHAIN SURFACE WATER QUALITY WITHIN THE WORK AREA SHALL BE TESTED FOR FILTER SOCK AND SILT FENCE STRESS PLATE BALLAST&LOAD E TURBIDITY AS DETERMINED BY ENGINEER. SCALE N.T.S. CATCH BASINS SILT SACKS TURBIDITY CURTAIN DETAIL SCALE:N.T.S. SCALE:N.T.S. 3. COFFER DAM INSTALLATION: NOTES: 3.1. INSTALL STEEL SUPPORT FRAME IN ACCORDANCE WITH MANUFACTURER'S INSTRUCTIONS. VINYL-COATED NYLON MESH 1. THE TURBIDITY CURTAIN SHALL EXTEND THE ENTIRE DEPTH OF THE WATER COURSE. 3.2. ASSEMBLE INDIVIDUAL SUPPORT FRAMES INTO PAIR ONSHORE. CONTINUOUS FABRIC SEALING 3.3. PLACE SUPPORT FRAMES DIRECTLY INTO POSITION ALONG CONFIGURATION MEMBRANE 2. TURBIDITY CURTAIN EXTERNAL ANCHORING SHALL BE ACCOMPLISHED WITH THE USE OF BOTTOM ANCHORS.BOTTOM ANCHORS PERIMETER LINE. MUST BE SUFFICIENT TO HOLD THE CURTAIN IN THE SAME POSITION RELATIVE TO THE BOTTOM OF THE WATERCOURSE WITHOUT 3.4. MAKE FINAL ELEVATION AND DIRECTION ADJUSTMENTS. INTERFERING WITH THE ACTION OF THE CURTAIN.THE ANCHOR MAY DIG INTO THE BOTTOM(GRAPPLING HOOK,PLOW,OR 3.5. INSTALL LINER IN ACCORDANCE WITH MANUFACTURER'S"INSTRUCTIONS. o PVC BED FLUKE-TYPE)OR MAY BE WEIGHTED(MUSHROOM TYPE)AND SHOULD BE ATTACHED TO A FLOATING ANCHOR BUOY VIA AN 3.6. PLACE ASSEMBLED LINER SECTIONS AROUND PERIMETER OF STEEL SEALING SHEET ANCHOR LINE.THE ANCHOR LINE WOULD THEN RUN FROM THE BUOY TO THE TOP LOAD LINE OF THE CURTAIN.THESE LINES SUPPORT FRAME AND SECURE TO TOP OF EACH FRAME. E. MUST CONTAIN ENOUGH SLACK TO ALLOW THE BUOY AND CURTAIN TO FLOAT FREELY.ANCHOR SPACING WILL VARY WITH 3.7. LOCATE MINOR LEAKS AND REPAIR AS REQUIRED. CURRENT AND VELOCITY AND POTENTIAL WIND AND WAVE ACTION.MANUFACTURER'S RECOMMENDATIONS ON ANCHORING THE SILT CURTAIN SHOULD BE FOLLOWED AND MEET LOCAL,STATE,AND FEDERAL RULES AND REGULATIONS. 4. THE PUMP INTAKE(S)SHALL BE EQUIPPED WITH A%"SCREEN MESH AND PROPERLY N SECURED TO THE STREAM BOTTOM.USE OF TEMPORARY STONE SHALL BE USED _ 3. THE MINIMUM PHYSICAL PROPERTY REQUIREMENTS FOR THE CURTAIN FABRIC SHALL BE AS FOLLOWS: TO MINIMIZE UPTAKE OF STREAM BOTTOM SEDIMENT. THICKNESS=45MILS 01 WEIGHT=22 OZ./SQ.YD. 5. PUMP SYSTEM REQUIREMENTS: a SANDBAG SEAL NOTE:PROVIDE ADDITIONAL GRAB TENSILE STRENGTH=300 LBS. 5.1. ONE DUTY AND ONE STANDBY IN LEAD-LAG SETUP NOTE:ALL WELDED JOINTS. BRACING IF REQUIRED OR UV INHIBITOR IS REQUIRED 5.2. SYSTEM CAPACITY:110 GPM(MINIMUM 25 YEAR 24 HR STORM DESIGN = UPPER CONNECTING LINK SUGGESTED BY MANUFACTURER. SERVICE) o 4. MIDWEIGHT TURBIDITY CURTAIN SHALL BE USED IN ALL AREAS IDENTIFIED AS TURBIDITY CURTAIN. ADJUSTABLE TOP CLAMP 6. PUMPS SHALL BE EQUIPPED WITH SOUND ENCLOSURES TO MINIMIZE NOISE LEVELS 5 INDIVIDUAL FRAME MEMBERS INSTALLED IN PAIRS 5. THE CONTRACTOR SHALL ATTEMPT TO MINIMIZE THE NUMBER OF JOINTS IN THE SILT CURTAIN.A MINIMUM CONTINUOUS SPAN TO RESIDENTS ADJACENT TO WORK.SOUND LEVELS SHALL BE MAINTAINED AT LESS Lu OF 50-FT BETWEEN JOINT SHALL BE MAINTAINED. THAN 73Db AT A DISTANCE OF 30 FEET. c 6. THE ENDS OF THE CURTAIN,BOTH FLOATING AND WEIGHTED LOWER,SHOULD EXTEND WELL UP INTO THE EDGE OF WATER, 7. DEWATERING PUMPING SYSTEM DISCHARGE TO INCLUDE ENERGY DISSIPATION TO 02 z W ESPECIALLY IF HIGH WATER CONDITIONS ARE EXPECTED.THE ENDS SHOULD BE SECURED FIRMLY TO THE EDGE OF WATER TO PREVENT SCOUR. a w FULLY ENCLOSE THE AREA WHERE SEDIMENT MAY ENTER THE WATER. LOWER CONNECTING can Q 8. CONTRACTOR SHALL TEST THE DEWATERING PUMPING SYSTEM WITH THE LINK r u- 7. ALL BARRIER HARDWARE AND FITTINGS SHALL BE GALVANIZED UNLESS OTHERWISE NOTED. PRESENCE OF THE ENGINEER TO ENSURE PROPER OPERATION. 8. THE TURBIDITY CURTAIN SHALL BE MAINTAINED IN PLACE AFTER CONSTRUCTION IS COMPLETED,UNTIL ENGINEER PROVIDES 9. DEWATERING PUMPING AND PIPING SHALL BE INSTALLED AND REMOVED PER m DIRECTION TO REMOVE THE CURTAIN. MANUFACTURER'S INSTRUCTIONS. 3 COFFER DAM DETAIL 9. THE TURBIDITY CURTAIN SHALL COMPLETELY ENCLOSE ANY CONSTRUCTION ACTIVITY WITHIN THE WATER BODY AS SPECIFIED. 10. TEMPORARY FENCING SHALL BE SUPPLIED AROUND ALL DEWATERING PUMP EQUIPMENT.FENCING SHALL BE COMMERCIAL GRADE AND BE A MINIMUM OF SIX SCALE:N.T.S. 10. CONTRACTOR SHALL SUBMIT PRODUCT DATA TO ENGINEER FOR REVIEW AND APPROVAL IN ACCORDANCE WITH SECTION 01300. FEET IN HEIGHT. Z ` MVIRONMENTAL Scale AS NOTED PERMITTING N a��tnoFa�Ss� NORTH LAKE COCHICHEWICK BOAT LAUNCH Date JULY2024 , Sheet No. TOWN OF NORTH ANDOVER MA \\ �• a pyAH J. yc Job No. 22003302 ° PAUL m \\ PARTNERS CIVIL No 57727 Designed by JLV THIS LINE IS ONE INCH _•o .. \\\\\\ 9 LONG WHEN PLOTTED AT CD-1 s$=p'cA Drawn by AES FULL SCALE ON A 22"X z 34"DRAWING 0722/2024 checked by RJP CIVIL DETAILS MARK DATE DESCRIPTION Approved by RJP 3 0 GENERAL PLANTING PLAN NOTES: NATIVE PLANTS MONITORING PLAN NOTES: 1. THE PLANTING AREAS HALL BE EXCAVATED TO THE ELEVATIONS SHOWN ON THE GRADING PLAN ON SHEET C-4. 1. MONITORING AND REPORTING ASSOCIATED WITH THE COMPLETED NATIVE PLANTING AREA SHOULD FOLLOW AND BE IN COMPLIANCE 2. FOR ALL SLOPES GREATER THAN 3H:1V,ADD THE EROSION CONTROL BLANKET. WITH THE ORDER OF CONDITIONS ISSUED BY THE CONSERVATION COMMISSION AND ANY OTHER RELEVANT PERMIT THAT APPLIES. 3. THE CONTRACTOR WILL WORK WITH REPRESENTATIVES OF THE CONSERVATION COMMISSION TO IDENTIFY THE 2• ANNUAL REPORTING AND ANY DELIVERABLES WILL BE SUBMITTED TO THE APPLICABLE PERMITTING AUTHORITIES. LOCATION/DISTRIBUTION OF PLANTINGS WITHIN THE PLANTING AREAS.THE CONTRACTOR WILL INITIALLY STAKE OUT PROPOSED 3. POST PLANTING,THE AREA WILL BE MONITORED AS REQUIRED BY THE ORDER OF CONDITIONS FOR A PERIOD OF TWO YEARS,TO LOCATIONS FOR REVIEW AND APPROVAL BY THE CONSERVATION COMMISSION OR ITS AGENT. CONDUCT VISUAL ASSESSMENT TO DETERMINE IF FURTHER ACTION IS NECESSARY TO REMOVE AND REPLACE DEAD PLANTS,REMOVE 4. THE CONTRACTOR SHALL ATTEMPT TO PROTECT ALL TREES 6-INCHES IN DIAMETER OR LARGER.TREE SPECIES SHALL BE SELECTED FROM ACCUMULATED DEBRIS,AND TO REMOVE ANY UNWANTED AND COMPETING INVASIVE PLANTS. THE NORTH ANDOVER APPROVED PLANT MATERIALS LIST AND SUBMITTED TO THE CONSERVATION COMMISSION FOR APPROVAL PRIOR 4. SHOULD THE AREA EXPERIENCE AN UNUSUAL FLOOD EVENT,AN ADDED SITE VISIT WILL BE CONDUCTED TO ASSESS ANY DAMAGE AND TO PURCHASING AND INSTALLING PLANTINGS.ALL TREES REMOVED THAT ARE 6-INCHES IN DIAMETER OR LARGER SHALL BE REPLACED TO TAKE RADIATION ACTION. AS FOLLOWS: 4.1SIZE:2+GALLON(S)OR4'-5'OR LARGER 5. THE INTENT IS TO HAVE THE PLANTED AREAS ACHIEVE 75%GROWTH IN COVER AND MATURITY AT THE END OF THE TWO-YEAR 4.2 SPACING 10'-15'ON CENTER MONITORING PERIOD. 4.3TOTAL NUMBER:TO BE DETERMINED DURING CONSTRUCTION 6. EVERY OPPORTUNITY WILL BE TAKEN TO REMOVE INVASIVE PLANTS SO THEY ARE WEAKENED ALLOWING THE INDIGENOUS PLANTINGS 4.4 TYPE:TREES SHALL BE GROWN NATIVE FROM THE FOLLOWING LIST: TO TAKE OVER AND THRIVE. _ E _ A.RED MAPLE ACER RUBRUM 7. IF THE PLANTS GET DISTRESSED DURING THE MONITORING PERIOD,AN EXAMINATION OF THE SOIL SHALL DETERMINE IF THE SOIL PH / B.AMERICAN HORNBEAM CARPINUS CAROLINIANA BALANCE NEEDS ADJUSTMENT OR PLANT FERTILIZATION IS NEEDED. / EXTENT OF PLANTING PIT C.AMERICAN MOUNTAIN ASH SORBUS AMERICANA D.PAPER BIRCH BETULA PAPYRIFERA / MULCH RING EXTENT OF MULCH RING. / DO NOT APPLY MULCH TO S. PLANTINGS SHALL CONSIST OF SHRUBS,AND SEED MIX.FOR SEEDING SEE DETAIL ON THIS SHEET.SHRUB SPECIES SHALL BE SELECTED \ ROOT FLARE OF TREE FROM THE NORTH ANDOVER APPROVED PLANT MATERIALS LIST AND SUBMITTED TO THE CONSERVATION COMMISSION FOR APPROVAL / / `• PRIOR TO PURCHASING AND INSTALLING PLANTINGS.SHRUBS SHALL BE INSTALLED AS FOLLOWS: �` WOOD STAKES SPACED EQUALLY 5.1 SIZE:3'-4' I AROUND TREE(3 PER TREE) 5.2 SPACING 8'-10'ON CENTER I 6" r TREE 5.3 TOTAL NUMBER:25 ALL ; ROOTBALL SIDE / GUY WIRE(3 PER TREE) 5.4 SHRUBS SHALL BE GROWN NATIVE FROM THE FOLLOWING LIST: 1 \ / A.SUMMER SWEET CLETHRA ALNIFOLIA B.COMMON WINTERBERRY LLEX VERTICILLATA \ C.RASPBERRY RUBUSIDAEUS \ / D.ELDERBERRY SAMBUCUS CANADENSIS PLAN / E.MEADOWSWEETSPIRAEA ALBA VAR.LATIFOLIA / 1/2"fd BLACK RUBBER HOSE TO 6. ALL PLANTINGS SHALL BE REMOVED FROM BURLAP SACKS,WIRE CAGES AND PLASTIC CONTAINERS PRIOR TO PLANTING. -- PROTECT BARK.LOCATE HOSES @ FIRST BRANCH.REMOVE AFTER 7. EACH PLANT SHALL HAVE ITS ROOTS LOOSENED PRIOR TO PLANTING TO ENCOURAGE ROOT GROWTH AWAY FROM THE ROOT BALL. ONE YEAR 8, PLANTING HOLES SHALL BE DUG A MINIMUM OF 2X DIAMETER OF THE ROOT BALL TO REDUCE SOIL COMPACTION AND ALLOW FOR MU L ING HEALTHY ROOT ESTABLISHMENT. GUY WIRE W/TURNBUCKLE FOR TIGHTENING AS REQUIRED.GUYS SHOULD NOT BE TAUT,ALLOWING FOR SOME TREE MOVEMENT Af (3)2"X4"X10'STAKES DRIVEN MIN VARIES-SEE PLANS 24"INTO UNDISTURBED GRADE OUTSIDE ROOTBALL SET TREE FLARE AT FINISHED GRADE OF SOIL O 2"DEPTH MULCH,DO NOT APPLY ` 60 MULCH TO ROOT FLARE OF TREE 2"-3"DEEP LOAM WATERING BERM @ 1 1 I i EDGE OF ROOTBALL,REMOVE AFTER E } 1 y ONE YEAR y TREE WATERING STAKES SET CROWN OF ROOTBALL 1"ABOVE N FINISHED SOIL GRADE PLANT SPACING'A' ROW SPACING'B' ( ) ( ) CUT AND REMOVE TOP 1/3 a r' G• q OF BURLAP AND COMPLETELY 01 6 IN.O.C. 5 IN.O.C. REMOVE WIRE BASKET AND 2"DEPTH COMPOSTED BARK MULCH, NON-BIODEGRADABLE MATERIALS a KEEP FREE OF TRUNK/STEMS 8 IN.O.C. 7 IN.O.C. FROM ROOTBALL ia CL CL PLANTING SOIL 10 IN.O.C. 8-1/2 IN.O.C. TREE PLANTING SOIL o o PREPARED SUBGRADE n 12 IN.O.C. 10-1/2 IN.O.C. COMPACTED SECTION HORTICULTURAL SUBSOIL 9. REMOVE ROPES,WIRES,& 15 IN.O.C. 13 IN.O.C. NON-BIODEGRADABLE MATERIALS 3 FROM ROOTBALL,LOOSEN ROOT 18 IN.O.C. 16 IN.O.C. BOUND ROOTBALLS OF CONTAINER GROWN SHRUBS ------- -------------- 24 IN.O.C. 21 IN.O.C. NOTE: a 1.SET TREE TRUNK PLUMB VERTICAL. a 2.MULCH SHALL NOT COVER BASE OF TREE TRUNK. 30 IN.O.C. 26 IN.O.C. 3.PRUNE BROKEN,CROSSING OR RUBBING BRANCHES. UNDISTURBED OR COMPACTED SUBGRADE TREE PLANTING(TYP.) SHRUB AND PERENNIAL PLANTING,TYP. PERENNIAL PLANTING LAYOUT SCALE N.T.S. SCALE:N.T.S. 3 SCALE:N.T.S. 0 U Z ` ENVIRONMENTAL Scale AS ULY 202 PERMITTING N a�IN OFpSs� NORTH LAKE COCHICHEWICK BOAT LAUNCH Date JULY2024 TOWN OF NORTH ANDOVER,MA Sheet No. \�� • a pyAH J. yc Job No. 22003302 a PAUL m \\ CIVIL THIS LINE IS ONE INCH PARTNERS Az-I No 57727 Designed by JLV -.o .. \\\\\\ 9 LONG WHEN PLOTTED AT 0 Drawn by AES FULL SCALE ON A 22"X CH34"DRAWING0722/2024checked by RJP CIVIL DETAILS ° MARK DATE DESCRIPTION Approved by RJP 3 0 OUTLET STRUCTURE TOP ELEVATION 30"-48"OF BIORETENTION PLANTING SOIL =-----'-=- (� - -2"3"OF ORGANIC MULCH 2:1 SLOPE(MAX.) UNCOMPACTEDSUBGRADE OUTFLOW PIPE TOP OF STONE ELEVATION INV.(OUT) BIORETENTION BOTTOM BOTTOM OF STONE ELEVATION GEOTEXTILE WRAP ALL SIDES MIN.6"OF 3/4"-WASHED STONE TO EXTEND ACROSS ENTIRE BASIN BOTTOM A TYPICAL BIORETENTION AREA DETAIL 12" 2' SCALE:N.T.S. �_ BELL R9 NOTES: 1. TEXTURE OF PLANTING SOIL SHOULD CONFORM TO THE CLASSIFICATION WITHIN THE USDA TRIANGLE FOR SANDY LOAM OR LOAMY SAND.PLANTING SOIL SHOULD BE A MIXTURE OF SAND,SILT,AND CLAY PARTICLES AS REQUIRED TO MEET THE CLASSIFICATION.BIORETENTION SOIL SHOULD BE CONSISTENT WITH MASSACHUSETTS STORMWATER HANDBOOK:40%SAND,20-30%TOPSOIL,30-40%COMPOST.SAND WITHIN PAVED SURFACE.s BEYOND PAVED SURFACE. �, 2, SHOULD BE GRAVELLY SAND CONSISTENT WITH ASTM D 422: ---LOAM AND SEED 3 1 SIEVE %PASSING SEE SURFACE RESTORATION 12" 2-INCH 100 REFER TO PAVING DETAIL SCHEDULE ON SHEET CD-4 4" 3/4-INCH 70-100 T SEE DETAIL ON SHEET CD-4 --EXISTING GRADE T 1/4-INCH 50-80 SECTION A-A US NO 40 15-40 US NO 200 0-3 FLARED END DETAIL 2. PLANTING SOIL SHOULD BE SCREENED AND FREE OF STONES LARGER THAN A HALF-INCH(Y";12.7 mm) PROCESSED \//\\�/\\//� SCALE:N.T.S. IN ANY DIMENSION.NO MORE THAN TEN PERCENT(10%)OF THE SOIL VOLUME SHOULD BE COMPOSED GRAVEL OF SOIL PEDS GREATER THAN ONE INCH(1"). \\ (SUB-BASE) \//\\ 3. CLODS,OR NATURAL CLUMPS OF SOILS,GREATER THAN THREE INCHES(3")IN ANY DIMENSION SHOULD BE ABSENT FROM THE PLANTING SOIL.SMALL CLODS RANGING FROM ONE TO THREE INCHES(1-3")AND TACK COAT EDGES PEDS,NATURAL SOIL CLUMPS UNDER ONE INCH(1")IN ANY DIMENSION,MAY BE PRESENT BUT SHOULD OF EXISTING TRENCH % �j NOT MAKE UP MORE THAN TEN PERCENT(10%)OF THE SOIL BY VOLUME. PAVEMENT \\ ) \\� 4. THE pH OF THE PLANTING SOIL SHOULD HAVE A RANGE OF 5.8-7.1. 5. SOLUBLE SALTS SHOULD BE LESS THAN 2.0 mmhos/cm (dS/m),TYPICALLY AS MEASURED BY 1:2 SOIL-WATER RATIO BASIC SOIL SALINITY TESTING.SODIC SOILS(EXCHANGEABLE SODIUM PERCENTAGE (ESP)GREATER THAN 15 AND/OR SODIUM ADSORPTION RATIO(SAR)GREATER THAN 13)SHALL NOT BE BOLTED BEEHIVE GRATE ACCEPTABLE FOR USE REGARDLESS OF AMENDMENT. \\/ EJ 3700 0 GRATE,OR EQUAL UNDISTURBED EARTH \ PAY LIMIT 6. ALL AGGREGATE WITHIN THE STONE STORAGE BED SHALL BE CLEAN-WASHED,DEFINED AS HAVING \ \\j ORDINASUBGRRY -COMMON FILL OR LESS THAN 0.5%WASH LOSS,BY MASS,WHEN TESTED PER THE AASHTO T-11 WASH LOST TEST. � \ BOLT HOLES SPACED SET CASTING IN GROUT NON-WOVEN �j EVENLY 120°APART FILTER FABRIC 7. GEOTEXTILE SHALL CONSIST OF POLYPROPYLENE FIBERS AND MEET THE FOLLOWING SPECIFICATIONS: 4"{ MIN.THICKNESS !• GRAB TENSILE STRENGTH(ASTM-D4632)>OR=120 LBS. 12"MIN. •+' 24"t 1" }'C b MULLEN BURST STRENGTH(ASTM-D3786)>OR=225 LBS.o 0 0 0 o OUTLET PIPE •�•• �•"' N FLOW RATE(ASTM-D4491)>OR=95 GAL./MIN./FT2 '• '• UV RESISTANCE AFTER 500 HRS.(ASTM-D4355)>OR=70% N 0 0 4000 psi,a in,610 CEMENT �.�.' I f 5'MINIMUM WALL THICKNESS HEAT-SET OR HEAT CALENDARED FABRICS ARE NOT PERMITTED CEMENT CONCRETE OR •' '' O OAP O PRECAST CONCRETE $°00000000000000000000000000000aoaoaoa000aoaoa°� 8. BOTTOM OF STORAGE SHOULD MAINTAIN A TWO-FOOT SEPARATION FROM SEASONAL HIGH O O o.60 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 °°°°°°°°°°°°°°°°°°°°° GROUNDWATER. g SECTIONAL PLATES °o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o a Q:' �°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°°°°°°°°°o°°°° O O NONWOVEN FILTER FABRIC 12"(MIN)OF 3/4"CRUSHED CRUSHED STONE PIPE o 0 4' BEDDING(INCIDENTAL UNDISTURBED EARTH STONE TO PIPE ITEMS) n n 3-6„ BEDDING UNLESS 2.1 SIDE SLOPES MAX m O O o ov ov ov---- \ OTHERWISE NOTED u 12"MIN. 9. 6'MIN. 1 BEEHIVE DETAIL RIP RAP 6" 3 SCALE:N.T.S. 12 ❑ NOTES: /i./i. a 0 1. THE FINISHED SURFACE OF THE PAVEMENT,AFTER COMPACTION,SHALL BE TRUE TO THE ESTABLISHED LINE AND GRADE OF THE EXISTING PAVEMENT. UNDISTURBED EARTH 2. ANY GRASS AREAS DISTURBED SHALL BE GRADED,LOAMED TO A DEPTH OF 6 INCHES AND SEEDED,WHERE NO GRASS OCCURS USE 6"PROCESSED GRAVEL. LINE RIP RAP WITH a 3. SEE SPECIFICATION SECTION 01024 FOR PAY LIMITS. NON-WOVEN FILTER FABRIC m NOTES: 3 1.RIPRAP SHALL CONFORM TO MASS DOT STANDARD SPECIFICATION M2.02.3. o U DRAINAGE TRENCH DETAIL RIP RAP LINED SWALE DETAIL SCALE:N.T.S. SCALE:N.T.S. Z ` MVIRONMENTAL Scale AS NOTED PERMITTING N a��tnoFa�Ss� NORTH LAKE COCHICHEWICK BOAT LAUNCH Date JULY2024 , Sheet No. TOWN OF NORTH ANDOVER MA \\ �• a pyAH J. yc Job No. 22003302 a PAUL m \\ PARTNERS CIVIL No.IVIL Designed by JLV THIS LINE IS ONE INCH _.o .. \\\\\\ 9 LONG WHEN PLOTTED AT CDm3 �$=p'cA Drawn by AES FULL SCALE ON A 22"X z 34"DRAWING 07/22/2024 Checked by RJP CIVIL DETAILS MARK DATE DESCBYIIIP'lf ium Approved by RJP 0 FINISH TO MATCH EXISTING FINAL GRADE. PLACE 6"METALLIC TRACER KNOCKOUT 5"X5" INDICATES ELECTRICAL LINE TAPE ABOVE CONDUIT AND MIN.(TYP) LETTERS SHALL BE INSTALLATION DIRECTION V-0"BELOW SURFACE EXISTING A MINIMUM OF 2"IN HEIGHT SURFACE 36"MIN. 23.25" A COMPACTED BACKFILL USE SPACERS TO MAINTAIN(SUITABLE EXCAVATED MIN.SPACING REQUIREMENT 6"REMOVABLE LOCKING BOLLARD MATERIAL,OR GRAVEL 13.75" E ECTRICAL BORROW,REFER TO SPEC SECTION 02200.) 28"(MIN.) RATED PVC CONDUIT B"SCH i �} 10"X 10"5/8" TYP,SEE SHEET E-1 ABOVE -- ( ) SECTION A FOR NUMBER,SIZE AND TYPE. - ( i GROUND¥ - I- 3'-0" SLEEVE DEPTH TO 8.5"MIN. NOTES. BOTTOM OF III �� SPACING PULL SLOT(TYP) TRENCH -� 1. ALL HAND HOLES TO BE AASHTO H-20 i III IIII RATED HANDHOLE COVER 2. SEE SHEET E-1 FOR NUMBER,SIZE AND ' ISOMETRIC ELEVATION VIEW PLAN VIEW III IIII TYPE OF CONDUIT AND WIRE. z 1 �` t III III SPECIFY ABOVE II —I 3°MIN. TYPICAL HANDHOLE DETAIL GROUND HEIGHT INCLUDE STATIDNARV _ _ UNDISTURBED _ LOCKING STAND: EARTH SCALE:N.T.S. I: 1 } ' STETEL 7 FLOOR FENCE RING 6'OR 4SLEEVE IDEALI/B"THICK 6"FROM TRENCH WALL TO SPACERS AS DIRECTED ROMPER POSTDDMI BE CAREFUL WITH 7"FLOOR SLEEVE. PLASTIC SLEEVE I DO NOT DROP SLEEVE ON GROUND.VERIFY TYPICAL UNDERGROUND CONDUIT DETAIL O O I ( THAT IS GOES IN CORRECTLY BEFORE INSTALLING R SCALE:N.T.S. Q m Zo ISOMETRIC kig't \ N FINISH GRADE PLEASE SPECIFY GORE _ DEPTH RECOMMENDED USE: EMBED IN CONCRETE BOLLARD B EMBEDMENT SLEEVE _ IIII o HMA TOP COURSE O o o IIII GRAVEL BORRow LOCKING BOLLARD DETAIL HMA BINDER COURSE o SCALE:N.T.S. III COMPACTED SUBGRADE 0 0 0 11 I I I �O�0�:0�00 O��O:O�00 0:• 6" o 0 O:oOQ O:o�jQ 8"MIN.PROCESSED GRAVEL BASE SECTION VIEW FRONT ELEVATION VIEW SCALE:N.T.S. SCALE:N.T.S. PAVEMENT APRON DETAIL WOOD POST WITH ROPED FENCING SCALE:N.T.S. SCALE:N.T.S. J _ 261-011 ��\X WATER VARIES SURFACE CAP MIN.12"1/2"CRUSHED STONE - \ 2"0 RAILS \ N \ N 1V:2H MAX SLOPE \ LAKE COCHICHEWICK 6-5/8"0 POST 6-5/8"0 POST 2'AND 4'NATIVE ROCK AT BASE(TYP.) LOCKING DEVICE HINGE `j T _ TOE 36"MIN. FINISH GRADE m UNDISTURBED J (� I-I 9. I I-I_ _-'I I I-'I II III I(-I I' 6-�I-_ EARTH NON-WOVEN FILTER -III-III-III-I(I I I- I "I.-III 'I I-III= I-)I I-I'(-I I-III-I I NOTES: FABRIC(TYP.) o �- IIII;,I I,- n o 1. PLACE NATIVE ROCK IN COMPACT PATTERN TO MINIMIZE MOVEMENT. g 0 2. ON-SITE NATIVE ROCK FROM EXISTING WALL SHALL BE USED.SUPPLEMENT NATIVE ROCK WITH FURNISH SOURCED ROCK IF AMOUNTS ARE NOT AVAILABLE ON-SITE. ' .A ONCRETE ANCHOR NOTES: e;. CONTRACTOR TO PROVIDE SHOP DRAWINGS FOR OWNER APPROVAL 3. PLACE FILTER FABRIC AS SHOWN. GATE MATERIALS TO BE ASTM F1083 SCHEDULE 40 STEEL a 18" 18" m PROVIDE STAND ALONE 4"POST WITH LOCK MECHANISM EACH SIDE OF GATE SO THAT WHEN GATE IS OPENED,GATE ARMS SLOPE STABILIZATION .3 CAN BE LOCKED AND SECURED IN THE OPEN CONDITION. SCALE:N.T.S. - 0 DOUBLE SWING GATE DETAIL SCALE:N.T.S. z ` MVIRONMENTAL Scale A LY2024 NOTED PERMITTING N a��tnoFa�Ss� NORTH LAKE COCHICHEWICK BOAT LAUNCH Date JULY2024 TOWN OF NORTH ANDOVER,MA Sheet No. \\ �• a pPAU J. yc Job No. 22003302 a PAUL `m CIVILDesigned by JLV THIS LINE IS ONE INCH V \\ \\ PARTNERS 9�$t2�A LONG WHEN PLOTTED AT z �sT a Drawn by AES FULL SCALE ON A 22'X CD-4 ® o7rzzizoza Checked by RJR 34"DRAWING CIVIL DETAILS ' MARK DATE DESCRIII"lflma Approved by RJP 0 SEE SHEET C-3 FOR TOP FENCE POST OF WALL ELEVATIONS REMOVE LIFTING LOOPS AFTER DUAL FACE UNITS CONCRETE GRID PAVER CONCRETE GRID PAVER DUAL FACE UNIT HAVE BEEN SET 31/8"MIN THICKNESS 3 1/8"MIN THICKNESS SOD PLUGS OR GRASS SEED 1/4"CRUSHED STONE IN OPENINGS TOPSOIL IN OPENINGS WALL UNIT 8" FILL 1/2"BELOW SURFACE 8" 1"TO 1 1/2"BEDDING SAND RETAINING WALL UNIT COMMON \ 6"THICKy'CRUSHED STONE BEDDING MIN.6"THICK 1,CRUSHED STONE FILL BEDDING TOP OF FOOTING EL.VARIES COMPACTED SOIL COMPACTED SOIL 4"DRAIN TILE(DAYLIGHT AT PERIMETER AT PERIMETER AT 100'INTERVALS) COMPACTED SUBGRADE COMPACTED SUBGRADE 12"THICK 1/2" NON-WOVEN FILTER FABRIC AS NON-WOVEN FILTER FABRIC AS CRUSHED STONE FILL NOTES: REQUIRED TURN UP AT SIDES NOTES: REQUIRED TURN UP AT SIDES OR AS DESIGNED 1. BASE THICKNESS VARIES WITH TRAFFIC CLIMATE,AND 1. BASE THICKNESS VARIES WITH TRAFFIC CLIMATE,AND SUBGRADE. SUBGRADE. STONE ROCK BANK 12"THICK 1/2" 2. MINIMUM BASE THICKNESS:6"RESIDENTIAL DRIVEWAYS,8" 2. MINIMUM BASE THICKNESS:6"RESIDENTIAL DRIVEWAYS,8" CRUSHED STONE BASE FIRELANES AND PARKING LOTS. FIRELANES AND PARKING LOTS. OR AS DESIGNED NOTES: 1. THE CONTRACTOR SHALL SUBMIT MSE BLOCK WALL SHOP GRASS-FILLED CONCRETE PAVERS STONE-FILLED CONCRETE PAVERS DRAWINGS DESIGNED AND STAMPED BY A LICENSED MA SCALE:N.T.S. SCALE:N.T.S. GEOTECHNICAL ENGINEER. MSE BLOCK WALL CROSS SECTION SCALE:N.T.S. TOP OF BOAT LAUNCH CONCRETE PAVER ELEVATION:115.35' APPROACH 116 116 REMOVE AND DISPOSE OF THE AVERAGE MAX.WATER ELEVATION 6"MIN."CRUSHED BETWEEN 2014-2020 113.5 EXISTING BOAT LAUNCH PAVED RAMP IN COMPLIANCE WITH LOCAL AND STONE BEDDING _ ,. MAX.OBSERVED WATER ELEVATION STATE DISPOSAL REGULATIONS ~ BETWEEN 2014-2020 113.9 CONCRETE GRID PAVER 114 ..;� 114 3 INCH DEEP - - - PROVIDE FLAT SURFACE ALONG y ?OS CONCRETE PAVER 3$INCH MIN. pFtO TOP LAYER OF REVETMENT. 6"THICK a'CRUSHED BOT.OF BOAT LAUNCH ; r REVETMENT TO BE STONE BEDDING ;CRUSHED STONE IN ELEVATION`109.3 THICKNESS MAX.SLOPE 12/ OPENINGS 112 �"' I 112 WELL-INTERLOCKED AS 3 CRUSHED STONE IN �'77 ., �0 I DETERMINED BY THE ENGINEER AVERAGE LOW WATER ELEVATION OPENINGS � � `' s EXISTING LAKE BOTTOM VARIES 6" 8' 6" VARIES BETWEEN2014-202Q:110.4' �� 1'T03 ROCK REVETMENT(TYP.) 110 _ f,�. 110 APPROXIMATE SLOPE TO BE 2:1 + 1NON-WOVEN FILTER FABRIC(TYP.) 48 INkCH NC 12"MIN.PROCESS GRAVEL BACKFILL 12 IH 2 _ MIN. 108= - - - - 108 '\ m MIN.f _ 1 � 24 INCH 1 TO 3 ROCK s MIN. 1 c� 106 - - REVETMENT AT - - - - - - 106 N TOE AND SIDES J a r 12"MIN.PROCESS OF RAMP GRAVEL BACKFILL EXISTING LAKE BOTTOM TYPICAL BOAT LAUNCH CROSS-SECTION 12"MIN.THICK4' 104 104 g SCALE:N.T.S. CRUSHED STONE(TYP.) 0+00 0+10 0+20 0+30 0+40 0+50 0+60 0+70 0+73 NOTES: NON-WOVEN FILTER 1. PLACE FILTER FABRIC AS SHOWN. FABRIC(TYP.) 2. CONTRACTOR SHALL EXCAVATE ALL UNSUITABLE MATERIALS AND REPLACE WITH COMMON FILL,AS BOAT LAUNCH PROFILE m DETERMINED BY THE ENGINEER. HORIZONTAL SCALE:1"=5 VERTICAL SCALE:1"=2' 3. SEE EARTHWORK SECTION 0220 FOR COMPACTION REQUIREMENTS. u 4. REVETMENT ROCK SHALL BE 2'MIN.AVERAGE DIAMETER WITH SMOOTH SURFACES. z ` MVIRONMENTAL rrnRScale A LY2024NORTH LAKE COCHICHEWICK BOAT LAUNCH NOTED PERMITTINGDate JULY2024 TOWN OF NORTH ANDOVER,MASheet No.Job No. 22003302CIVIL mDesigned by JLV THIS LINE IS ONE INCHPARTNERS LONG WHEN PLOTTED AT�s= Drawn by AES FULL SCALE ON A 22"X _ ® Checked by RJP 34"DRAWING CIVIL DETAILS CM 0/22i2024 MARK DATE DESCRIII InMIN Approved by RJP 0 TRAFFIC SIGN SUMMARY SIZE OF SIGN TEXT DIMENSIONS NUMBER POST SIZE UNIT SIGN IDENTIFI— (INCHES) OF COLOR AND AREA AREA IN CATION (INCHES) TEXT IN SQUARE NUMBER LETTER VERTICAL SIGNS BACK— LEGEND BORDER NUMBER SQUARE FEET WIDTH HEIGHT HEIGHT SPACING EQUIRE GROUND REQUIRED FEET MUTCD MUTCD R6-1L 36 12 ® STANDARD 1 STANDARD P5(1) 3.00 3.00 POST R6-1 R 36 12 ® 1 P5(1) 3.00 6.00 R6-1(PBS) 36 12 ® 2 P5(2) 3.00 6.00 0 0 II R7-8(MOD) 12 18 PAIWIC® 1 P5(1) 1.50 1.50 TRAILER R7-7(MOD) 12 18 PARKING 2 P5(2) 1.50 3.00 6 ONLY GROUND v o d In IFI 4 NO a 4 R5-3(MOD) 24 24 TRAILER 1 P5(1) 4.00 4.00 ACCESS o v ,4 IA4 v NOTES: M a I 1. SEE MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES 2009 EDITION WITH LATEST REVISIONS AND MASSACHUSETTS AMENDMENTS FOR LATEST SPECIFICATIONS 4 ENCASEMENT CONCRETE ON TEXT DIMENSIONS AND COLOR. A v A 4 ENCASEMENT 2. HIGH INTENSITY ENCAPSULATED LENS REFLECTIVE SHEETING SHALL BE USED FOR ALL SIGNS.THE 2009"MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES",THE a 4 1990 MDPW"STANDARD DRAWINGS FOR SIGNS AND SUPPORTS",AND ALL AMENDMENTS WILL GOVERN. 3. PRIOR TO ORDERING SIGNAGE,THE CONTRACTOR SHALL FIELD VERIFY SIGNAGE TO BE REPLACED WITH THE TOWN AND SUBMIT SHOP DRAWINGS OF ALL PROPOSED SIGNAGE FOR REVIEW AND APPROVAL BY THE TOWN. TYPICAL SIGNPOST SCALE:N.T.S. E d N ¢ O a 0 5 U 3 a 0 a m 3 0 U Z ` EWIRONMENTAL 2�tHQFj Ss1 Scale AS NOTED 2024 NORTH LAKE COCHICHEWICK BOAT LAUNCH PERMITTING M Date JULYLY2024 , Sheet No. �• a p TOWN OF NORTH ANDOVER MA PAUL PAN�. yc Job No. 22003302 a a `m \\ PARTNERS CIVIL51 No 57727 Designed by JLV THIS LINE IS ONE INCH \\\\\\ 9 LONG WHEN PLOTTED AT CD-6 �$=pcA Drawn by AES FULL SCALE ON A 22"X z 34"DRAWING o7rzzizoza Checked by RJP CIVIL DETAILS "" ,,�nv,— MARK DATE I DESCpYIIIP'lflmm Approved by RJP 0 1331 US Army Corps of Engineers s WORK-START NOTIFICATION FORM New England District (Minimum Notice: Two weeks before work begins) EMAIL TO: Maninder.Singh usace.army.mil and cenae-rkus ace.army.mil; or MAIL TO: Maninder Singh Regulatory Division U.S. Army Corps of Engineers, New England District 696 Virginia Road Concord, Massachusetts 01742-2751 Corps of Engineers Permit No. NAE-2024-02012 was issued to John J. Borgesi. This work is located in Lake Cochichewick, Great Pond Road, North Andover, Massachusetts 01845 at gpproximate site coordinates 42.714537, -71.112686 and authorized to permanently pact 812 square feet and temporarilypact 5,662 square feet of area below the Ordinary High Water (OHW) mark to repair and modify an existing boat launch. 42.2 cubic yards of material will be dredged from 562 square feet of the area along the lake bank. The dredged area will be backfilled by 45.5 cubic yards of fill to facilitate the boat launch. 20.8 cubic yards of existing slope stabilization material will be dredged from 250 square feet of area which will be backfilled by 21.3 cubic yards of native rock. Approximately 5,662 square feet of area will be in the dry for a duration of 1.5 months. Turbidity curtains will be installed for the duration of all in-water work. The people (e.g., contractor) listed below will do the work, and they understand the permit's conditions and limitations. PLEASE PRINT OR TYPE Name of Person/Firm: Business Address: Phone & email: ( Proposed Work Dates: Start: Finish: Permittee/Agent Signature: Date: Printed Name: Title: Date Permit Issued: _March 19, 2025 Date Permit Expires: June 1, 2028 FOR USE BY THE CORPS OF ENGINEERS PM: Maninder Singh Submittals Required: Yes Inspection Recommendation: U.S.Army Corps of Engineers (USACE) Form Ap proved- CERTIFICATION OF COMPLIANCE WITH DEPARTMENT OF THE ARMY PERMIT OMB No.0710-0003 For use of this form,see Section 404 of the Clean Water Act,Section 10 of the Rivers and Harbors Act of 1899,and Expires 2027-10-31 Section 103 of the Marine Protection, Research,and Sanctuaries Act;the proponent agency is CECW-COR. The Agency Disclosure Notice(ADN) The Public reporting burden for this collection of information,0710-0003, is estimated to average 10 minutes per response, including time for reviewing instructions,searching existing data sources,gathering and maintaining the data needed,and completing and reviewing the collection of information. Send comments regarding the burden estimate or burden reduction suggestions to the Department of Defense,Washington Headquarters Services,at whs.mc-alex.esd.mbx.dd-dod-information-collectionsAmail.mil. Respondents should be aware that notwithstanding any other provision of law,no person shall be subject to any penalty for failing to comply with a collection of information if it does not display a currently valid OMB control number. PURPOSE:This form is used by recipients of U.S.Army Corps of Engineer Regulatory permits to certify compliance with the permit terms and conditions. Your permitted activity is subject to a compliance inspection by a U.S.Army Corps of Engineers representative. If you fail to comply with this permit, you are subject to permit suspension, modification,or revocation. Upon completion of the activity authorized by this permit and any mitigation required by the permit,sign this certification and return it to the U.S.Army Corps of Engineers,New England District. The certification can be submitted by email at dII-cenae-r-ma(a-usace.army.miI or by mail at the below address: Upon completion of the activity authorized by this permit and any mitigation required by the permit,sign this certification and return it to the U.S.Army Corps of Engineers, U.S.Army Corps of Engineers New England District Regulatory Division 696 Virginia Road Concord,MA 01742-2751 COMPLETED BY THE CORPS Corps Action Number: NAE-2024-02012 Permit Type: Regional General Permit General Permit Number and Name(if applicable): GP 5 and GP 9 Name of Permittee: John J. Borgesi Project Name: Lake Cochichewick Boat Launch Repair/Modification Project Location(physical address): Within Lake Cochichewick,on Great Pond Road,North Andover,Massachusetts 01845 at approximate site coordinates 42.714537,-71.112686. PERMITTEE"S CERTIFICATION Date Work Started: Date Work Completed: Enclose photographs showing the completed project(if available). hereby certify that the work authorized by the above referenced permit has been completed in accordance with all of the permit terms and conditions,and that any required compensatory mitigation has been completed in accordance with the permit conditions. Name Date Signature ENG FORM 6285, DEC 2024 PREVIOUS EDITIONS ARE OBSOLETE.