HomeMy WebLinkAbout08/05/2025 - Plan Revisions Post Order of Condtions (OOC) - - 0 GREAT POND ROAD ,A,
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August 5,2025
North Andover Conservation Commission
Attn:Amy Maxner,Conservation Administrator
Town of North Andover
120 Main Street
North Andover,MA 01845
RE: Plan Revisions Post OOC(DEP File No.242-1900)
N.Lake Cochichewick Boat Launch
Town of North Andover,MA
Dear Amy,
On behalf of the Town of North Andover,Apex Companies(Apex)is submitting this memorandum summarizing
design revisions made to the N.Lake Cochichewick Boat Launch project since the issuance of the Order of
Conditions(OOC)on December 13,2024.In accordance with Special Condition#38.b.,this memorandum
accompanies the Construction Drawings and outlines the changes made to date relative to the approved plan
set referenced in the OOC.
Revisions Incorporated into 100%Construction Drawings following issuance of OOC:
1. Sheet G-1 -General Notes and Legend:
• Added language to the"Suggested Sequence of Work"for the Contractor to coordinate with
the North Andover Fire Department to"test drive"the access driveway prior to final paver
installation.
2. Sheet C-2-Erosion Control and Dewatering Plan:
• Added Note#8 under the"General Dewatering Notes."
• Adjusted Filter Sock and Silt Fence No's.3&4 to align with tree clearing limits(limits of work
unchanged).
• Relocated proposed frac tank to upland area.
3. Sheet C-3-Demolition Plan:
• Added"Dredging,Stockpiling,and Testing Notes."
4. Sheet C-4-Grading,Drainage,and Utility Plan:
• Added sump elevation to overflow structure.
• Revised 12"RCP pipe inverts to adjust for min.6-inch sump.
Apex Carqpanies,III,,,,,,III,,,,,, - (80 ,,,,,,33,,,,,2739 - apexcos.cairn
5. Sheet CD-1 -Civil Construction Details I:
• Added dewatering bag detail and notes to the stabilized construction entrance detail.
• Added note to the loam and seed detail specifying use of slow-release,low-nitrogen fertilizers
(>5%)and prohibition of fertilizers within 25 feet of resource areas.
6. Sheet CD-2-Civil Construction Details II:
• Added riprap splash pad detail.
• Revised flared end detail.
7. Sheet CD-3-Civil Construction Details III:
• Addendum No. 1,issued during the bidding phase incorporates the following drawing
changes,which the bidder was required to acknowledge on the bid form submitted in the
Contractor's bid package.
o Remove reference to any and all fence height referring to"4-2"or otherwise and
replace with "42-inches."
o Replaced Note 3 under the Ornamental Fence Detail with "Fence shall be Montage Plus
Majestic Style as manufactured byAmeristar,or approved equal."
8. Sheet CD-5-Civil Construction Details V:
• Created separate detail sheet for MSE block wall details.
9. Sheet CD-6-Civil Construction Details VI:
• Relocated tree planting detail,planting notes,and removable locking bollard detail to sheet
CD-6.
Revisions Made Between Watershed Special Permit(WSP)on October 15,2024 and prior to the issuance of the
OOC on December 13,2024:
1. Sheet C-2-Erosion Control and Dewatering Plan:
• Added silt sack callout to existing CB.
• Added October 2023 test pit locations.
• Revised construction entrance to minimum 30-ft length.
2. Sheet C-4-Grading,Drainage,and Utility Plan:
• Converted bioretention areas to infiltration basins with 2-ft separation from ESHGW.
3. Sheet C-4-Grading,Drainage,and Utility Plan:
• Relocated trees outside infiltration basin limits and removed proposed shrubs.
4. Sheet CD-5-Civil Construction Details V:
• Revised boat launch ramp details to include geogrid below paver units and processed gravel
layer.
5. Sheet CD-6-Civil Construction Details VI:
• Revised planting list and notes.Drawings call out 17 total trees to be removed and replaced.
The Contractor shall flag trees to be cut and work with representatives of the Conservation
Commission for review and approval prior to tree clearing.
II"age (ail 3
Please feel free to contact me using the information below if you have any questions or require additional
information.
Sincerely,
Apex Companies,LLC
b
Jamie L.Veillette,PE CC: Jean Enright,Planning Board Director-Town of
Project Manager North Andover
P:617.657.0960 John Borgesi,PE,Assistant Director/Town Engineer-
E:Jamie.veillette@apexcos.com North Andover Department of Public Works
Ryan Paul,PE,CFM-Apex Companies
Enclosed:Construction Drawings
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NORTH LAKE COCHICHEWICK
BOAT LAUNCH
INDEX TOWN OF NORTH ANDOVER, MA
G-1 GENERAL NOTES AND LEGEND
C-1 EXISTING CONDITIONS MAY 2025
C-2 EROSION CONTROL AND DEWATERING PLAN FOR B I D
C-3 DEMOLITION PLAN TOWN OF NORTH ANDOVER,MA
C-4 GRADING,DRAINAGE,AND UTILITY PLAN PETER BOYNTON-PLANNING BOARD
Conformed DrawingsTED KELLEY-PROJECT PROPONENT
C-5 SITE PLAN July 202 JEAN ENRIGHT-DIRECTOR OF PLANNING
CD-1-CD-6 CIVIL DETAILS JOHN BORGESI,PE-TOWN ENGINEER
AMY MAXNER-CONSERVATION ADMINISTRATOR
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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. BIT BITUMINOUS EXISTING PROPOSED
NOVEMBER 17 2022.HORIZONTAL DATUM IN U.S.SURVEY FEET IS REFERENCED TO THE MASSACHUSETTS BOW BOTTOM OF WALL
STATE PLANE COORDINATE SYSTEM(NAD83).VERTICAL DATUM IN U.S.SURVEY FEET REFERENCED TO THE 2. STAKE PROJECT LIMITS AND LIMITS OF CLEARING,AND MARK TREES FOR REMOVAL
NORTH AMERICAN VERTICAL DATUM OF 1988(NAVD88). CB CATCH BASIN MAJOR CONTOUR 117 CONTOUR
3. INSTALL EROSION CONTROL MEASURES,TURBIDITY CURTAIN,AND COFFERDAM.SCHEDULE INSPECTIONS Cl CAST IRON MINOR CONTOUR X XX.XX SPOT GRADE
2. PROPERTY LINE,STREET LINE AND OWNER INFORMATION WAS COMPILED FROM RECORDS ON FILE AT THE WITH THE TOWN IN ACCORDANCE WITH THE OOC.
NORTHERN ESSEX COUNTY REGISTRY OF DEEDS OFFICE AND THE NORTH ANDOVER ASSESSING CONC CONCRETE PROPERTY LINE ------- LIMIT OF WORK
DEPARTMENT.ABUTTING PARCELS COMPILED FROM MASSGIS AND SHOULD BE CONSIDERED APPROXIMATE 4. COMPLETE CLEARING AND GRUBBING AS SHOWN.PERFORM PAVEMENT DEMOLITION AT DRIVEWAY APRON. D DRAIN WL WL WETLAND • • • • • SILT FENCE AND FILTER SOCK
FOR THE PURPOSE OF THIS PLAN.SUBJECT SITE IS IN A RESIDENTIAL ZONE AS DEPICTED ON THE TOWN OF
NORTH ANDOVER ZONING MAP. 5. INSTALL CONSTRUCTION ENTRANCE. DIA DIAMETER TOP OF BANK o TURBIDITY CURTAIN
3. ALL EXISTING UTILITIES SHOWN ARE APPROXIMATE.THE CONTRACTOR SHALL VERIFY THE LOCATION OF ALL 6. COMPLETE DEMOLITION OF EXISTING STRUCTURES ON OR APPURTENANT TO THE SITE(INCLUDING THE DMH DRAIN MANHOLE 25 25 25'NO DISTURB ZONE COFFERDAM
EXISTING UTILITIES.THE CONTRACTOR SHALL NOTIFY DIG SAFE AT LEAST 72 HOURS IN ADVANCE,EXCLUDING EXISTING RETAINING WALL,BOAT LAUNCH RAMP,ETC.).DISPOSE OF DEBRIS IN ACCORDANCE WITH LOCAL EOP EDGE OF PAVEMENT 50 50 50'NO BUILD ZONE ...... -•- R&D RETAINING WALL
WEEKENDS AND HOLIDAYS,PRIOR TO ANY EXCAVATION. AND STATE REGULATIONS. EL ELEVATION
75 75 75'WPD CONSERVATION ZONE - - R&R GUARDRAIL,SWING GATE
4. DO NOT SCALE DRAWINGS UNLESS OTHERWISE NOTED.WRITTEN DIMENSIONS AND STATIONING SHALL 7. COMPLETE EARTHWORK CUT AND FILLS FOR ROUGH GRADE ALONG WATERFRONT. EX EXISTING 100'WETLAND BUFFER
PREVAIL.REPORT ANY DISCREPANCIES TO THE ENGINEER IMMEDIATELY. -100 100- _X_X_ SAFETY RAILING
8. CONSTRUCT RETAINING WALL,REVETMENT,AND BOAT LAUNCH RAMP. FM FORCE MAIN - - 150'WPD NON-DISTURBANCE ZONE
5. THE CONTRACTOR SHALL RESTORE ALL PUBLIC AND PRIVATE PROPERTY TO ITS PRE-CONSTRUCTION ID INSIDE DIAMETER u ROPED FENCE
CONDITION AT NO ADDITIONAL COST TO THE OWNER UNLESS NOTED TO BE ALTERED.THE CONTRACTOR 9. REMOVE DEWATERING CONTROLS AND RE-ESTABLISH EROSION CONTROL MEASURES AROUND LIMITS OF INV INVERT OHW ORDINARY HIGH WATER MARK �T STEEL GUARDRAIL
SHALL TAKE SPECIAL CARE NOT TO DAMAGE TREES,BUSHES,PLANTS,PARKING METERS,FLOWERS, WORK AREA. Fz FZ 100-YEAR FEMA FLOOD ZONE
STONEWALLS,FENCES,ETC.WITHIN THE CONSTRUCTION AREA UNLESS THEY ARE NOTED TO BE REMOVED. LID LANDSCAPE AREA -�-°- DRAIN PIPE
CONTRACTOR SHALL REPLACE ALL DAMAGED ITEMS AT NO ADDITIONAL COST TO OWNER. 10. COMPLETE EARTHWORK CUT AND FILLS FOR ROUGH GRADE THROUGHOUT REMAINING WORK AREA. LF LINEAR FEET EDGE OF PAVEMENT ELECTRICAL CONDUIT
6. ALL EXISTING STORM DRAIN,SEWER,AND WATER MAIN LINES ENCOUNTERED DURING CONSTRUCTION ARE 11. INSTALL UTILITIES AND STORMWATER SYSTEM(INCLUDING DRAINAGE STRUCTURES AND PIPING).PERFORM MAX MAXIMUM METAL GUARDRAIL TREE LINE
TO REMAIN IN SERVICE UNLESS OTHERWISE NOTED.THE CONTRACTOR AT NO ADDITIONAL COST TO THE FINE GRADING,CONSTRUCT RAIN GARDENS,AND PREPARE SUBGRADE FOR DRIVEWAY,PATHWAY,AND MIN MINIMUM EDGE OF VEGETATION ® TREE CLEARING
OWNER SHALL REPAIR ANY EXISTING SEWERS,STORM DRAIN LINES,WATER LINES OR CULVERTS DAMAGED PARKING AREA.
DURING CONSTRUCTION. VISE MECHANICALLY STABILIZED EARTH GRAVEL ® R&D SURFACE
12. COORDINATE WITH THE NORTH ANDOVER FIRE CHIEF BEFORE FINALIZING THE PERMEABLE PAVER ACCESS MW MONITORING WELL ELECTRICAL OVERHEAD WIRE 0 7. IN THOSE INSTANCES WHERE POWER OR TELEPHONE POLE SUPPORT IS REQUIRED,THE CONTRACTOR SHALL DRIVEWAY LAYOUT TO THE BOAT LAUNCH RAMP.NORTH ANDOVER FIRE DEPARTMENT SHALL TEST DRIVE CONSTRUCTION ENTRANCE
NOTIFY AND COORDINATE WITH THE UTILITY COMPANY TO OBTAIN REQUIRED SERVICE.NO ADDITIONAL THE DRIVEWAY ACCESS PRIOR TO INSTALLING THE FINAL PAVER SYSTEM. OC ON CENTER WATER MAIN ® BITUMINOUS CONCRETE
PAYMENT WILL BE PROVIDED FOR TEMPORARY BRACING OF UTILITIES OR FOR ANY RELATED DELAYS. PROP PROPOSED DRAIN LINE
13. PERMANENT/FINAL STABILIZATION. RIPRAP
8. ALL STRUCTURES AND PIPELINES LOCATED ADJACENT TO THE TRENCH EXCAVATION SHALL BE PROTECTED RCP REINFORCED CONCRETE PIPE SEWER LINE REVETMENT
AND SUPPORTED BY THE CONTRACTOR UNTIL THE TRENCH IS BACKFILLED.DAMAGE TO ANY SUCH 14. REMOVE CONSTRUCTION ENTRANCE AND PERIMETER EROSION CONTROLS. 0
R&D REMOVE AND DEMOLISH
STRUCTURE CAUSED BY,OR RESULTING FROM,THE CONTRACTOR'S OPERATIONS SHALL BE REPAIRED AT NO GAS MAIN RETAINING WALL
ADDITIONAL COST TO THE OWNER.ALL UTILITIES REQUIRING REPAIR,RELOCATION,OR ADJUSTMENT AS A R&S REMOVE AND SALVAGE UTILITY POLE
RESULT OF THE PROJECT SHALL BE COORDINATED BY THE CONTRACTOR,THROUGH THE RESPECTIVE STONE FILLED PAVERS
UTILITY AND THE OWNER. R&R REMOVE AND RESET ®WATER GATE VALVE GRASS FILLED PAVERS
RET. RETAINING 9. THE CONTRACTOR SHALL REMOVE AND REPLACE NEW,OR REPAIR,ALL CURBS,SIDEWALKS,PAVEMENT AND MONITORING WELL INFILTRATION BASIN
OTHER ITEMS DAMAGED BY HIS CONSTRUCTION ACTIVITIES TO AT LEAST THEIR ORIGINAL CONDITION,AND TO S SEWER HYDRANT 0 LOAM&SEED
THE SATISFACTION OF THE OWNER AND ENGINEER AT NO ADDITIONAL COST TO THE OWNER. SMH SEWER MANHOLE
CATCH BASIN -� SIGN
10.THE CONTRACTOR SHALL BE REQUIRED TO FURNISH AND MAINTAIN A TELEPHONE NUMBER WHERE THE TOB TOP OF BANI(
DRAIN MANHOLE • BOLLARD
CONTRACTOR CAN BE REACHED 24 HOURS A DAY,7 DAYS A WEEK. TOW TOP OF WALL
TYP. TYPICAL SEWER MANHOLE � BOULDER
11.THE LOCATION AND LIMITS OF ALL ON-SITE WORK AND STORAGE AREAS SHALL BE REVIEWED/COORDINATED m, DECIDUOUS TREE
WITH,AND ACCEPTABLE TO THE TOWN AND THE ENGINEER.THE CONTRACTOR SHALL LIMIT ACTIVITIES TO W WATER ❑ HANDHOLE
THESE AREAS.NO MATERIAL SHALL BE STORED ON OR WITHIN WETLAND RESOURCE AREAS OR THEIR WF WETLAND FLAG CONIFEROUS TREE e FLARED END SECTION
BUFFER ZONES.
WG WATER GATE SIGN ® OVERFLOW DRAIN STRUCTURE
12.THE CONTRACTOR SHALL IDENTIFY AND OBTAIN ALL NECESSARY PERMITS FOR WORK IN ROADWAYS AND WPD WATERSHED PROTECTION DISTRICT A BENCHMARK
TRENCHES.THE CONTRACTOR IS RESPONSIBLE FOR CONFORMING TO ALL PERMITS AS AN INTEGRAL PART OF
THE WORK. UP UTILITY POLE
BORING
13.THE CONTRACTOR SHALL SAW CUT ALL PAVEMENT TO ITS FULL DEPTH IN THE PROCESS OF INSTALLING NEW az
UTILITIES IN ALL PAVED AREAS INCLUDING STREETS,DRIVEWAYS,AND SIDEWALKS. TEST PIT
14.TEST PITS MAY BE ORDERED BY THE ENGINEER TO DETERMINE THE LOCATION OF EXISTING UTILITIES.THE U WF# WETLAND FLAG AND NUMBER
CONTRACTOR MAY REQUEST TEST PITS TO VERIFY EXISTING UTILITIES AT NO ADDITIONAL COSTS TO THE
OWNER. �TOB# TOP OF BANK FLAG AND NUMBER
15.THE CONTRACTOR SHALL COMPLY WITH ALL APPLICABLE REGULATIONS OF THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION(OSHA).
16.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.
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TOWN OF NORTH ANDOVER MA
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Date MAY2025 NORTH LAKE COCHICHEWICK BOAT LAUNCH
y Sheet No.
RYAN v
„u PAUL Job No. 22003302 TOWN OF NORTH ANDOVER,MA
1 X `� CIVIC Designed by JLV THIS LINE IS ONE INCH a
NO.51127
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5-16-25 Checked by MEG 34" EXISTING CONDITIONS
MARK DATE DESCRIPTION Approved by RJP
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N/F N/F
TOWN OF ANGUS REALTY
NORTH ANDOVER CORPORATION N/F
(D GREAT POND RD) RAGONESE
(1077 OSGOOD ST) (1939 GREAT POND RD) N/F
LAWSON
(1925 GREAT POND RD)
N/F
---- ---- ---- --- --- ---- ----. BENCHMARK PELICH N/F
- --- SPIKE (1915 GREAT POND RD) PELICH
---- -- ,... ELEV=119.39' (0 GREAT POND RD)
GREAT POND ROAD — —
STABILIZED CONSTRUCTION ENTRANCE - -
SILT SACK(TYP.)
(SEE DETAIL ON SHEET CD-1)
SEE DETAIL ON SHEET CD-1
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FILTER SOCK AND SILT......
FENCE NO.2(TYP.) FILTER SOCK AND SILT
FENCE NO.3(TYP.)
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AREA=l ACRE TOB 36
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GENERAL DEWATERING NOTES:
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1. THE CONTRACTOR SHALL HANDLE ALL GROUNDWATER,WHERE ENCOUNTERED,AS DESCRIBED IN
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_- __ >gd,'>✓ SECTION 02140.DURING DEWATERING,THE CONTRACTOR SHALL USE TEMPORARY STONE AROUND
TOB—1 0OB 19
TOB THE SUCTION AND DISCHARGE ENDS TO MINIMIZE TRANSPORT OF TRENCH MATERIALS.THE
`\ I \��f o TOB-24 DISCHARGED WATER SHALL PASS THROUGH FILTER FABRIC,SILT BAGS,FRAC TANKS OR A
\0 � � TOB 17 TOB 20\�� e cV�o''t COMBINATION OF ALL.FINAL DISCHARGED TURBIDITY SHALL NOT EXCEEED 40-NTUS. o
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TOB-23 2. TEMPORARY DEWATERING SEDIMENTATION BASINS,WILL BE CHECKED AFTER EACH SIGNIFICANT
\ fOB
TOB"-10 TOB-11 1 OB 12 TOB 13--- '�I TOB-15 TOB- TOB 22- RAINFALL AND CLEANED AS NEEDED TO RETAIN STORAGE CAPACITY.
BENCHMARK 3. DEWATERING SYSTEM DISCHARGE TO INCLUDE ENERGY DISSIPATION TO PREVENT SCOUR.
°� i APPROX.LOCATION OF SPIKE o
COFFERDAM.MAX WATER - ELEV-117.78'
BENCHMARK 4. PUMPS AND GENERATORS SHALL BE EQUIPPED WITH DOUBLE CONTAINMENT FUEL TANKS TO
SPIKE LEVEL EL.116.0'(NAVD88) PREVENT ANY FUEL LEAKAGE IN THE RESOURCE AREA,UNDERLYING SOILS AND GROUNDWATER AND
ELEv 109.32 LIMIT OF WORK TURBIDITY CURTAIN (SEE DETAIL ON SHEET CD-1)
ADJACENT WATER SURFACES.FUEL TANKS SHALL HAVE A MINIMUM FUEL CAPACITY TO MAINTAIN AN
LOCATED OUTSIDE OF UNINTERRUPTED 24-HOUR PUMPING PERIOD. v
THE COFFERDAM
(SEE DETAIL ON SHEET CD-1) EROSION CONTROL NOTES. 5. PUMPS SHALL BE EQUIPPED WITH SOUND ATTENUATING ENCLOSURES TO MINIMIZE NOISE LEVELS TO M
RESIDENTS ADJACENT TO WORK.SOUND LEVELS SHALL BE MAINTAINED AT LESS THAN 73 DB AT A
1. EROSION CONTROL MEASURES ARE SHOWN ON THE PLANS FOR THE ENTIRE DURATION OF CONSTRUCTION. DISTANCE OF 30 FEET.
THE FILTER SOCK AND SILT FENCING WILL NEED TO BE RE-ADJUSTED AFTER IN-WATER ACTIVITIES ARE m
COMPLETED. 6. SPILL KITS SHALL BE MAINTAINED ON-SITE AT ALL TIMES.
LAKE COCH ICH EW ICK 2. THE FILTER SOCK AND OTHER EROSION AND SEDIMENT CONTROL MEASURES/DEVICES SHALL BE 7. ALL FOUNDATIONS AND EXCAVATIONS SHALL OCCUR IN"THE DRY".GROUNDWATER SHALL BE
INSPECTED,CLEANED,REPLACED AND/OR REPAIRED AS NECESSARY,WEEKLY AND AFTER EACH LOWERED BY A MINIMUM OF 2'BELOW THE BASE OF THE EXCAVATION. °a
SIGNIFICANT RAINFALL N
8. A MA PROFESSIONAL ENGINEER STAMPED DEWATERING PLAN IS REQUIRED,AS DESCRIBED IN
3. INSTALL FILTER SOCK PRIOR TO COMMENCEMENT OF THE EARTHWORK OPERATIONS.INSPECT EROSION SPECIFICATION SECTION 02140.THE CONTRACTOR SHALL INCORPORATE THE DEWATERING DESIGN
CONTROLS IMMEDIATELY AFTER EACH STORM AND REMOVE ACCUMULATED SEDIMENT AS REQUIRED. FEATURES SHOWN ON THE DESIGN DRAWINGS HEREIN.
REPLACE DAMAGED EROSION CONTROLS AS REQUIRED.
9. THE CONTRACTOR SHALL ADHERE TO THE REQUIREMENTS OF THE NORTH ANDOVER CONSERVATION ro
4. THE CONTRACTOR SHALL ADHERE TO THE REQUIREMENTS OF THE NORTH ANDOVER CONSERVATION COMMISSION'S ORDER OF CONDITIONS.SEE SPECIFICATIONS SECTION 01170 FOR ADDITIONAL 3
COMMISSION'S ORDER OF CONDITIONS. REQUIREMENTS.
5. EROSION CONTROLS SHALL BE PLACED IN TWO PHASES.PHASE 1 SHALL INCLUDE EROSION CONTROL NO.1 10. COFFERDAMS FOR LAKE CONSTRUCTION SHALL BE PART OF THE CONTRACTORS DEWATERING PLAN.
THROUGH 3,COFFERDAM,AND TURBIDITY CURTAIN DURING LAKE FRONT WORK.PHASE 2 SHALL INCLUDED COFFERDAM DESIGN SHALL BE DESIGNED BASED ON THE AVERAGE RECORDED RESERVOIR WATER
EROSION CONTROL NO.1 THROUGH 4(COFFERDAM AND TURBIDITY CURTAIN SHALL BE REMOVED ONCE ELEVATION.REFER TO APPENDIX G OF THE PROJECT SPECIFICATIONS FOR HISTORIC WATER Z
LAKE FRONT WORK IS FINISHED). ELEVATION DATA.
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Date MAY2025 NORTH LAKE COCHICHEWICK BOAT LAUNCH
RYAN J. Job No. 22003302
TOWN OF NORTH ANDOVER,MA Sheet No.
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MQ.51127' LONG WHEN PLOTTED AT a+sT Drawn by JLV FULL SCALE ON A 22"X Cm2 z
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5-16-25
IMARKIDATE DESCRIPTION Approved by RJP ti
N
N/F N/F
TOWN ANGUS REALTY
NORTH ANDOVER CORPORATION N/F
(0 GREAT POND RD) RAGONESE
(1077 OSGOOD ST)
(1939 GREAT POND RD) N/F
LAWSON
(1925 GREAT POND RD)
N/F
PELICH
-- ---- _ BENCHMARK (1915 GREAT POND RD) PELICH
SPIKE
--- ---- .. ELEV=119.39' (0 GREAT POND RD)
GREAT POND ROAD
R&D PAVEMENT/GRAVEL
R&D SWING GATE__......................._
R&D GUARDRA L
R&D GUARDRAIL ——
SAWCUT(TYP.) COORDINATE WITH UTILITY COMPANY TO..........
R&R SIGN
R&R SIGN PROTECT AND SUPPORT UTILITY POLE
——r.---�����_��_� R&RSIGN
' — R&R GUY WIRENIF
TOWN OF —
NORTH ANDOVER
(0 OSGOOD ST ` .... ..._
u
WF— f F
W 5
WF-6
�j wa�
e
BENCHMARK
TOB 1_TOB 2 TOB 3 ' PROPOSED SPIKE WF-4
TOB-4 STOCKPILE LOCATION ELEV=116 80
CLEAR AND GRUB TOB-5� _ PARCEL 689-147
/
TREES/SHRUBS ALONG o_ AREA=I±ACRE� DREDGING,STOCKPILING,AND TESTING NOTES:
EXISTING RETAINING WALL , N/F
TOWN OF
R&D CONCRETE NORTH ANDOVER
1.ALL DREDGED MATERIAL WILL BE DISPOSED OFF-SITE IN ACCORDANCE WITH THE
BOAT RAMP TOg-6 o GREAT POND RD) MASSACHUSETTS BUREAU OF WASTE PREVENTION(BWP)POLICY#BWP-94-037,MASSDEP
————o ———/ R&R EXISTING PROTECT&RESET WATER QUALITY CERTIFICATION(WQC)OF DREDGING PROJECTS UNDER 314 CMR 9.00,AND
Ip BOAT RACK(TYP.) MW CO ( P OF) INTERIM POLICY COMM-94-007:DREDGED SEDIMENT REUSE OR DISPOSAL.
B U 2.PRIOR TO THE START OF WORK,THE CONTRACTOR SHALL SUBMIT A SOIL MANAGEMENT
,a' — v'a —
3
TOB— COVER TY 27 _1 PLAN(SMP)FOR REVIEW AND APPROVAL BY THE ENGINEER AND STATE AGENCIES AT LEAST
(� THREE WEEKS PRIOR TO BEGINNING ANY INTRUSIVE WORK AT THE SITE.TOB
TOg 2g TOB-30 TOB 28 3.THE CONTRACTOR SHALL SEGREGATE SOILS DURING EXCAVATION AND STOCKPILING TO
TO 26 AVOID MIXING SOILS(I.E.TOPSOIL,FILL AND NATURAL SOILS SHALL BE SEGREGATED,IN
ROTECT EXIST NG SHRUBSADDITION TO REGULATED,UNREGULATED SOILS,ETC.).SOIL EXCAVATION FOR SEDIMENT
Ip OUTSIDE LIMITS OF WORK DISPOSAL SHALL BE EXCAVATED IN TWO SEPARATE PILES,A PILE FOR THE INITIAL 1-FT OF
P I
TOB 8 MATERIAL DREDGED AND A SECONDARY PILE FOR ALL DREDGED MATERIAL BELOW A 1-FT
a
DEPTH.
TOB 1 j \ 4.IN ACCORDANCE WITH THE CONDITIONS SPECIFIED IN ALL PROJECT PERMITS THE
\\ TOS - ' O 19 Ri O� CONTRACTOR IS RESPONSIBLE FOR PROVIDING AND CONSTRUCTING A SECURE SOIL
OB-17 I ` TOB-24 STAGING AREA SIZED TO ADEQUATELY SEGREGATE SOILS IN ACCORDANCE WITH THE m
� T
�-- 0 CONDITIONS SPECIFIED WITHOUT IMPEDING CONSTRUCTION-RELATED ACTIVITIES.
R&D TREE TOB 5_ TO 21 TOB 22- TOB-23
OB 10 TOB 11 \7C7B 2 TOB-13- /I 5.EXCAVATED SEDIMENT/FILL THAT IS CONTAMINATED OR MAY BE SUSPECTED AS
(TYP.OF 17) TREE/SHRUB CLEARING(TYP.) CONTAMINATED OR CONTAINING HAZARDOUS MATERIALS SHALL BE STOCKPILED AND
_p O/ — a
p i COVERED PRIOR TO CHARACTERIZATION AND OFF-SITE REUSE OR DISPOSAL.THE
BENCHMARK a
SPIKE CONTRACTOR IS RESPONSIBLE FOR FINAL SOIL CHARACTERIZATION PRIOR TO TRANSPORT
REMOVE FAILED CONCRETE AND ELEV=117.78' AND DISPOSAL. 0
BENCHMARK T`\\ R&R KIOSK SIGN-- STONE RETAINING WALL AND
SPIKE `LIMIT OF WORK N
ELEV-109.32' REPLACE WITH NATIVE ROCK 6.FINAL WASTE CHARACTERIZATION SAMPLES WILL BE COLLECTED AT THE TIME THAT =
- SEDIMENT IS DREDGED;APPROVAL WILL BE OBTAINED FROM THE BWP AS NECESSARY M
R&D RETAINING WALL R&D EXISTING RIPRAP BASED UPON THESE RESULTS;AND THE MATERIAL DISPOSED OF IN ACCORDANCE WITH E
R&S CLEAN BOULDERS (APPROXIMATE AREA) LOCAL,STATE,AND FEDERAL REGULATIONS. o
FROM EXISTING WALL 7.THE REQUIRED TESTING TO CHARACTERIZE SEDIMENT FOR DISPOSAL OR REUSE AT
LANDFILLS INCLUDES THE FOLLOWING TESTS: o
•TOTAL ORGANIC COMPOUNDS(TOVS)ANALYSIS LL
� � o
•VOLATILE ORGANIC COMPOUNDS(VOCS)ANALYSIS
LAKE COCHICHEWICK •SEDIMENT ANALYSIS FOR PARAMETERS LISTED UNDER 314 CMR 9.07(2)(B)6
DEMOLITION NOTES. •EPA PAINT FILTER TEST(METHOD 9095)AS APPLICABLE
8.AFTER ANALYTICAL RESULTS ARE AVAILABLE,THE EXCAVATED MATERIAL SHALL BE o
1. SALVAGE GRANITE SLABS AND RETURN TO TOWN OF NORTH ANDOVER HANDLED IN ACCORDANCE WITH THE TYPE AND DEGREE OF CONTAMINATION(IF ANY) m
DEPARTMENT OF PUBLIC WORKS(OWNER). PRESENT IN THE SEDIMENT,AND RECOMMENDATIONS OF THE CONTRACTOR'S QUALIFIED 3
ENVIRONMENTAL PROFESSIONAL(LSP). E
9.SEE SPECIFICATION SECTION 02080 FOR ADDITIONAL SUBMITTAL REQUIREMENTS. ul
m
m
z
1µ oFss� Scale 1"=20' FORBID
N
NORTH LAKE COCHICHEWICK BOAT LAUNCH
Date MAY TOWN OF NORTH ANDOVER,MA Sheet No.
• m
• RYAN J. Job No. 22003302
o
PAUL m
`� CIVIL Designed by JLV THIS LINE IS ONE INCH
W0.51127
ff/-% DEY/%q
LONG WHEN PLOTTED AT o
ls1 p0 Drawn by JLV FULL SCALE ON A 22"X z
5 6 5 Checked by MEG 34"DRAWING DEMOLITION PLAN C-3
MARK DATE DESCRIPTION Approved by RJP
8
N
N/F N/F
TOWN OF ANGUS REALTY
NORTH ANDOVER CORPORATION N/F
(0 GREAT POND RD) (1077 OSGOOD ST) RAGONESE
(1939 GREAT POND RD) N/F
LAWSON
(1925 GREAT POND RD)
N/F
-- ---- ---- ---- ---- BENCHMARK PELICH N/F
-- --- SPIKE (1915 GREAT POND RD) PELICH
- - - ---- ---- :--- --- ELEV=119.39' (0 GREAT POND R
OVERFLOW STRUCTURE_
\ RIM.ELEV.=116.50 _
INFILTRATION BASIN 1 PRECAST CONCRETE INV.OUT=115.35 (2)4"PVC CONDUIT,118 LF(SEE DETAIL SHEET CD-3)
GREAT POND /1 TOP ELEV.=1175.00 FLARED END SUMP ELEV.=114.75
ROAD BOT ELEV.=11.00'' MAINTAIN MIN.2'COVER OVER CONDUIT AND INSTALL
(SEE DETAIL SHEET CD-2) INV.OUT=115.10 = (SEE DETAIL SHEET CD-2) TRENCH DAM WITHIN LIMITS OF INFILTRATION BASIN
(SEE DETAIL SHEET CD-2) "48"HANDHOLE W/COVER
RIP RAP LINED
-::..._......._....... (SEE DETAIL SHEET CD 3)
OVERFLOW SPILLWAY -- "" "' MATCH EXISTING
... - -
ELEV.=116.50 10'X5 RIP RAP SPLASH PAD """"""' PAVEMENT --............... COORDINATE WITH UTILITY
(SEE DETAIL SHEET CD-2) (SEE DETAIL SHEET CD-2)
COMPANY TO PROTECT AND;,,,,----- INFILTRATION BASIN NO.2
- 12"RCP PIPE SUPPORT UTILITY POLE TOP ELEV.=117.00
0
S=0.50/,L=50 _ BOT.ELEV.=115.50 __..........................
-_�.� .. COORDINATE WITH UTILITY
(SEE DETAIL SHEET CD-2) _...:.:::..-::::::::::::::.:::.::::..........................
COMPANY TO REMOVE
AND RESET GUY WIRE
N/F
TOWN OF 117.00
NORTH ANDOVER
0 oscooD sT) L x117.26_ - M-J x115.50 x115.50 x115.50 I I
WF T �So, x117.20 117.00
17.46 - ----� --I -- 117.05J
Y
R35.0' o �I 18.011
WF 5 6
y 1
g- �way BENCHMARKI /
TOB-1 TOB�2 TOB 3 \� x116.50 sPIKE �5 30.0' 7 0 -
TOB 4 11.zs -
__ ELEV=116 80 / ,^ WF 4
STONE FILLED PERMEABLE PAVER TOB-3 TOB 5� 117.75 �r I ) /
NF_2/ e / ARCEL68 RE
"\ `, �I AREA=1±ACRE I)TOB-36
BOAT LAUNCH WITH 12%SLOPE t5
(SEE DETAIL SHEET CD-4) :
�2.0% � / s
} R10.0 40,
TOWN OFWFy \,117.50 NO TH ANDO RTOB-6 O (0 REAT PON AVERAGE LOWWATER LEVEL -- ----- sx116.50 \ // R36.0' x117.50 ° / RESET MW COVER(TYP.OF 3) TOB-34
ELEVATION=110.4' ` h i/ /
36"HANDHOLE W/COVER ti 117.21 R54.0'
TOB 7 (SEE DETAIL SHEET CD-3) -4 4
e TOB 27 nv�
o 117.73 ., TOB-33
c _ - TOB-31 TOB 32
--,
R23.0' B 29 TOB 30
R 1P.O9 _.5 __ \ -
i
��115.50_ �\ �i TO
116.75 -- TOB 28`
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_. 11300
EAST:116.00 D-5) \\ TOB 10 TOO-11 114.00 TOB 13 TO 912.00 '�) TOB-22
(SEE DETAIL SHEET CD-5)
.---- .-. BENCHMARK
SPIKE �
BENCHMARK ----. ELEV-117.78' o@
MSE BLOCK WALL LIMIT OF WORK _
SIK
EPEVE 109.32' TOW EL.AS NOTED °
(SEE DETAIL SHEET CD-5) d
3
0
LAKE COCHICHEWICK o
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a
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SCALE:1"=20'
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� Scale 1"=20' FOR BID
t,'t"0�1 ssq{ Date MAY20 NORTH LAKE COCHICHEWICK BOAT LAUNCH M
TOWN OF NORTH ANDOVER,MA Sheet No.
RYAN J. ��
o
PAUL Jab No. 22003302 a
CtvtL y Designed by JLV THIS LINE IS ONE INCH
9No•51127 LONG WHEN PLOTTED AT A Z
7sr p& Drawn by JLV FULL SCALE ON A 22"X -4
A A-`
Checked by MEG 34"DRAWING
5-16-25 GRADING,DRAINAGE,AND UTILITY PLAN
A rD g E MARK DATE DESCRIPTION Approved by RJP m
o`
N
N/F
N/F
TOWN OF
NORTH ANDOVER ANGUS REALTY
N/F
(0 GREAT POND RD) CORPORATION
(1077 OSGOOD ST) RAGONESE
(1939 GREAT POND RD) N/F
LAWSON
(1925 GREAT POND RD)
N/F
rFBENCHMARK PELICH N/F
I (1915 GREAT POND RD) PELICH
REUSE CLEAN BOULDERS SPIKE (0 GREAT POND RD
FROM RETAINING WALL. ELEV=119.39,
RESET"NO PARKING"SIGN
GREAT POND ROAD
LIMITS OF PROPOSED
INFILTRATION BASIN(TYP.)
DOUBLE SWING GATE LOAM AND SEED BASIN BOTTOM
PAVED APRON AND SIDE SLOPES,TYP.
115 LF NEW GUARDRAIL (SEE DETAIL ON CD-3)-
(SEE DETAIL ON SHEET CD-2)
..........
(SEE DETAIL ON SHEET CD-6)
-----------------------------------------------------------------
............................................................ ---------
RESET MAS'SDEP SIGN PARK/BOAT 90 LF NEW GUARDRAIL
LAUNCH SIGN (SEE DETAIL ON SHEET CD-3)——— ——-- R16.0'77
NATIVE TREE(TYP.OF 17) ————————— — ———-71
(SEE DETAIL ON SHEETCD-6)--__v,,,,� X
N/F
TOWN OF
NORTH ANDOVER I- - - - - - - - - -
(0 OSGOOD ST)
WF-
OTivv---
R5.0-
4f
LOAM AND SEED DISTURBED
WF-5
4"POST(TYP.) AREAS(SEE DETAIL ON
7 WF-6
ONE WAY SIGN
R35.0- (SEE DETAIL ON 01-
--- 18. SHEET CD-1)
SHEET CD-3)
SIGN"TRAILER
B NqH
30.0'
(TYP.)
TOB-1 TOB-2 TOB-3 LMIN.5 WF-4
TOB-4 --I-PARKING ONLY"
ONE WAY
_77
-4- -4--
TO(6)8'X20-BOAT RACK PARCEL 6�9447,
SIGN
I)TOB-36
4
-3 dJ
WF
(2)12'X20'BOAT RACK
_T_
OWN Of
_1 L -1 -1 !1 _1 1 NFORI-H 0. NOIR H N-DO R
-4-L4- -1 0 DF-
R10
"NO TRAILER ACCESS"SIGN
k
"
——————— IN.8'(TYP.) TRASH AND RECYCLING
(2)REMOVABLE LOCKING -':R39.0' -R36.0
RECEPTACLESGRASS-FILLED CONCRETE TOB-34
BOLLARDS(SEE DETAIL K54.0
PAVERS(TYP.)
ON SHEET CD-3) ------ (SEE DETAIL ON SHEET CD-4)
R10.u
1
_T_ 0 h -33
TOB
7
7, _T_ -T- STONE-FILLED CONCRETE TOB-31
R23.0'
4- _T_ PAVERS(TYP.) TOB-29 TOB-30 TOB-32
+ (SEE DETAIL ON SHEET CD-4)
rt`P
00�
WOOD POST WITH ROPED
R35.5'��
sM 2. FENCING
4Q�v (SEE DETAIL ON SHEET CD-3)
8 P�1, SIGN"HANDICAP
PARKING" PARCEL LINE
8'WIDE STONE FILLED PERMEABLE OB-
0 TOB-24 E
PAVER BOAT LAUNCH WITH 12%
SLOPE(SEE DETAIL SHEET CD-4), B
�1� PROPOSED
-16 1
6 C?
'TOB-1 5 TOB-22
FOB
.... TREE LINE TOB-23
TOB-10 8-1 8 12 1 B-13 R
LIMIT OF WORK MSE BLOCK WALL ONE WAY SIGN
——————— (SEE DETAIL SHEET CD-4)
SLOPE STABILIZATION(TYP.) BENCHMARK
8'WIDE STONE-FILLED PERMEABLE (SEE DETAIL ON SHEET CD-4) SPIKE
BENCHMARK PAVER PATH AND FLARED APRON ELEV=117.78'
SPIKE (SEE DETAIL ON SHEET CD-4) Z
ELEV=109.32'
RESET EXISTING KIOSK
ORNAMENTAL FENCE(TYP.)
(SEE DETAIL SHEET ON CD-3)
REMOVE AND REPLACE EXISTING STONE
ROCK BANK ALONG FACE OF WALL
LAKE COCHICHEWICK
L)
PLAN
SCALE:1 20'
Scale 11.Date MAY 202520' NORTH LAKE COCHICHEWICK BOAT LAUNCH FOR BID
RYAN J. Sheet No.
TOWN OF NORTH ANDOVER,MA
PAUL Job No. 22003302 0
Aff _111111111111k Designed by THIS LINE IS ONE INCH <
51127 LONG WHEN PLOTTED AT
Drawn by I
A 4-1 1 FULL SCALE ON A 22"X
34"DRAWING
5_1 6-25 1 1 Checked by MEG SITE PLAN C-5
ArDEA MARK DATE I DESCRIPTION Approved by RJP I
DISCHARGE GALVANIZED#24 SAFETY HOOK
CONNECTION SEAL PVC SLOT-CONNECTOR STRESS PLATE(TO REMOVE VINYL-COATED NYLON MESH
PRESSURE FROM FLOATS) CONTINUOUS FABRIC SEALING
DEWATERING BAG 22 OZ.VINYL COVERED NYLON MEMBRANE
TOP LOAD LINE 5/16
VINYL COATED CABLE
PUMP FLOAT7WATER DISCHARGE PVC BED
DISCHARGE PIPE °• DEWATERED
SEALING SHEET WORK AREA
z
g
ro
DISCHARGE TOP VIEW
CONNECTION SEAL 100-FT STANDARD LENGTH
DEWATERING BAG DEPTH FOLDS EVERY 6 FEET
ACCORDING
TO NEED
PUMP WATER DISCHARGE SANDBAG SEAL
o NOTE:PROVIDE ADDITIONAL
NOTE:ALL WELDED JOINTS. BRACING IF REQUIRED OR
PROFILE VIEW UPPER CONNECTING LINK SUGGESTED BY MANUFACTURER.
DISCHARGE PIPE
5/16 INCH CHAIN ADJUSTABLE TOP CLAMP
INDIVIDUAL FRAME MEMBERS
STRESS BAND STRESS PLATE BALLAST&LOAD LINE
NOTES: INSTALLED IN PAIRS
NOTES:
1. DEWATERING BAG SIZE AND QUANTITY SHALL BE AS NEEDED TO ADEQUATELY FILTER Of Cr
Lu ALL PUMP EFFLUENT FROM DEWATERING ACTIVITIES.CONTRACTOR SHALL PROVIDE 1. THE TURBIDITY CURTAIN SHALL EXTEND THE ENTIRE DEPTH OF THE WATER COURSE. a m
A REDUNDANT BAG ON SITE AT ALL TIMES. Z Z W
2. TURBIDITY CURTAIN EXTERNAL ANCHORING SHALL BE ACCOMPLISHED WITH THE USE OF BOTTOM ANCHORS.BOTTOM ANCHORS MUST BE SUFFICIENT TO HOLD THE g
2. EACH BAG SHALL HANDLE A 2",3",OR 4"DISCHARGE HOSE. CURTAIN IN THE SAME POSITION RELATIVE TO THE BOTTOM OF THE WATERCOURSE WITHOUT INTERFERING WITH THE ACTION OF THE CURTAIN.THE ANCHOR MAY DIG INTO ao Q:
Lu
THE BOTTOM(GRAPPLING HOOK,PLOW,OR FLUKE-TYPE)OR MAY BE WEIGHTED(MUSHROOM TYPE)AND SHOULD BE ATTACHED TO A FLOATING ANCHOR BUOY VIA AN LOWER CONNECTING U
3. DISCHARGE HOSES CAN BE PLACED ALONG ANY EDGE BY MAKING A SMALL INCISION ANCHOR LINE.THE ANCHOR LINE WOULD THEN RUN FROM THE BUOY TO THE TOP LOAD LINE OF THE CURTAIN.THESE LINES MUST CONTAIN ENOUGH SLACK TO ALLOW THE LINK T
INTO THE FABRIC,INSERTING THE HOSE,AND THEN CLAMPING THE FABRIC TO THE BUOY AND CURTAIN TO FLOAT FREELY.ANCHOR SPACING WILL VARY WITH CURRENT AND VELOCITY AND POTENTIAL WIND AND WAVE ACTION.MANUFACTURER'S L-
HOSE VIA WIRE,TIES,CLAMP,ROPE OR SIMILAR TO CREATE A GOOD SEAL. RECOMMENDATIONS ON ANCHORING THE SILT CURTAIN SHOULD BE FOLLOWED AND MEET LOCAL,STATE,AND FEDERAL RULES AND REGULATIONS.
4. CONTRACTOR SHALL AVOID DISCHARGING MULTIPLE PIPES INTO ONE BAG. 3. THE MINIMUM PHYSICAL PROPERTY REQUIREMENTS FOR THE CURTAIN FABRIC SHALL BE AS FOLLOWS:
THICKNESS=45 MILS NOTES:
WEIGHT=22 OZ./SQ.YD.
GRAB TENSILE STRENGTH=300 LBS. 1. CLEARING AND GRUBBING FOR DEWATERING PUMPS,PIPING AND ACCESSORIES SHALL BE COORDINATED WITH THE
DEWATERING BAGS UV INHIBITOR IS REQUIRED ENGINEER AND THE TOWN PRIOR TO ANY WORK ACTIVITIES.NO WORK SHALL BEGIN UNTIL AUTHORIZATION IS
GRANTED BY ENGINEER OR THE TOWN.
SCALE:N.T.S. 4. MIDWEIGHT TURBIDITY CURTAIN SHALL BE USED IN ALL AREAS IDENTIFIED AS TURBIDITY CURTAIN.
2. TURBIDITY CURTAINS,COFFERDAMS,AND SANDBAG DAMS SHALL BE INSTALLED AND INSPECTED BY THE
5. THE CONTRACTOR SHALL ATTEMPT TO MINIMIZE THE NUMBER OF JOINTS IN THE SILT CURTAIN.A MINIMUM CONTINUOUS SPAN OF 50-FT BETWEEN JOINT SHALL BE CONTRACTOR PRIOR TO STARTING ANY CONSTRUCTION ACTIVITIES IN THE WATER BODY.TURBIDITY CURTAINS
SEED MIX FOR LAWN AREAS MAINTAINED. SHALL BE INSPECTED DAILY.SURFACE WATER QUALITY WITHIN THE WORK AREA SHALL BE TESTED FOR TURBIDITY
UNLESS OTHERWISE SPECIFIED AS DETERMINED BY ENGINEER.
FINISH GRADE 6. THE ENDS OF THE CURTAIN,BOTH FLOATING AND WEIGHTED LOWER,SHOULD EXTEND WELL UP INTO THE EDGE OF WATER,ESPECIALLY IF HIGH WATER CONDITIONS ARE
LOAM EXPECTED.THE ENDS SHOULD BE SECURED FIRMLY TO THE EDGE OF WATER TO FULLY ENCLOSE THE AREA WHERE SEDIMENT MAY ENTER THE WATER. 3. COFFER DAM INSTALLATION:
6"MIN. 3.1. INSTALL STEEL SUPPORT FRAME IN ACCORDANCE WITH MANUFACTURER'S INSTRUCTIONS.
7. ALL BARRIER HARDWARE AND FITTINGS SHALL BE GALVANIZED UNLESS OTHERWISE NOTED. 3.2. ASSEMBLE INDIVIDUAL SUPPORT FRAMES INTO PAIR ONSHORE.
FINISH SUBGRADE 3.3. PLACE SUPPORT FRAMES DIRECTLY INTO POSITION ALONG CONFIGURATION PERIMETER LINE.
COMPACTED SUBGRADE 8. THE TURBIDITY CURTAIN SHALL BE MAINTAINED IN PLACE AFTER CONSTRUCTION IS COMPLETED,UNTIL ENGINEER PROVIDES DIRECTION TO REMOVE THE CURTAIN. 3.4. MAKE FINAL ELEVATION AND DIRECTION ADJUSTMENTS.
3.5. INSTALL LINER IN ACCORDANCE WITH MANUFACTURER'S"INSTRUCTIONS.
9. THE TURBIDITY CURTAIN SHALL COMPLETELY ENCLOSE ANY CONSTRUCTION ACTIVITY WITHIN THE WATER BODY AS SPECIFIED. 3.6. PLACE ASSEMBLED LINER SECTIONS AROUND PERIMETER OF STEEL SUPPORT FRAME AND SECURE TO TOP
OF EACH FRAME.
10. CONTRACTOR SHALL SUBMIT PRODUCT DATA TO ENGINEER FOR REVIEW AND APPROVAL IN ACCORDANCE WITH SECTION 01300. 3.7. LOCATE MINOR LEAKS AND REPAIR AS REQUIRED.
NOTES:
1. FERTILIZERS SHALL BE SLOW-RELEASE,LOW NITROGEN TYPES(>5%), TURBIDITY CURTAIN DETAIL 4. THE PUMP INTAKE(S)SHALL BE EQUIPPED WITH A%"SCREEN MESH AND PROPERLY SECURED TO THE LAKE
AND SHALL NOT BE USED WITHIN 25-FEET OF A RESOURCE AREA. BOTTOM.USE OF TEMPORARY STONE SHALL BE USED TO MINIMIZE UPTAKE OF LAKE BOTTOM SEDIMENT.
SCALE:N.T.S.
2. INSTALL CURLEX CL EROSION CONTROL BLANKET AS MANUFACTURED BY 5. PUMPS SHALL BE EQUIPPED WITH SOUND ENCLOSURES TO MINIMIZE NOISE LEVELS TO RESIDENTS ADJACENT TO
AMERICAN EXCELSIOR COMPANY(OR APPROVED EQUAL)ON ALL LOAM WORK.SOUND LEVELS SHALL BE MAINTAINED AT LESS THAN 73Db AT A DISTANCE OF 30 FEET.
AND
SEEDED
AND SEED(DISTURBED AREAS SITE 30'(MIN.)
6. DEWATERING PUMPING SYSTEM DISCHARGE TO INCLUDE ENERGY DISSIPATION TO PREVENT SCOUR.
LOAM
10'(MIN.)
7. CONTRACTOR SHALL TEST THE DEWATERING PUMPING SYSTEM WITH THE PRESENCE OF THE ENGINEER TO
SCALE:N.T.S. +20' ENSURE PROPER OPERATION.
THIGH WOVEN FILTER FABRIC 8. DEWATERING PUMPING AND PIPING SHALL BE INSTALLED AND REMOVED PER MANUFACTURER'S INSTRUCTIONS.
-LA
2"X 2"X 36"WOODEN 2'X 2"X 48"WOODEN 9. DEWATERING PUMP EQUIPMENT.FENCING SHALL BE
_P s TEMPORARY FENCING SHALL BE SUPPLIED AROUND ALL
STAKES PLACED 10'O.C. STAKES PLACED 10'O.C. COMMERCIAL GRADE AND BE A MINIMUM OF SIX FEET IN HEIGHT.
PAVEMENT
BLOWN/PLACED FILTER
41
2"X 2"X 36"WOODEN MEDIA(MULCH,COMPOST, COFFER
STAKES PLACED 10'O.C. OR OTHER)WORK AREA \ \ SCALE:N.T.S. o
30"MIN
v
WOVEN FILTER FABRIC
w�
PLAN VIEW
AREA TO BE 12"MIN
PROTECTED °
6"TYP
a
® 12"DIAMETER 2 Y2"CRUSHED STONE PLACE SILT SACK UNDER
FILTER SOCK SECTION SLOPE STONE AWAY FROM EXISTING CATCH BASIN GRATE
WATER FLOW SITE FILTER FABRIC(MIRAFI EDGE OF ROADWAY 0
10'MAX 140N OR APPROVED EXISTING FRAME AND GRATE o
2"X 2"X 48"POST EQUAL) ROADWAY EXISTING PAVEMENT N
WOODEN STAKES 6"(MIN.) 0
WORK AREA PLACED 10'O.C.
®
FILTER
SOCK
PLAN 7
ELEVATION NOTES: CROSS SECTION o
U
NOTES: 1. STABILIZED CONSTRUCTION ENTRANCE SHALL NOT EXTEND OFF THE PROPERTY
NOTES:
1. FABRIC TO BE ATTACHED TO STAKES WITH STAPLES. 2. THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION WHICH SHALL PREVENT TRACKING OR FLOWING OF SEDIMENT ONTO PUBLIC
RIGHTS-OF-WAYS.THIS MAY REQUIRE PERIODIC TOP DRESSING WITH ADDITIONAL STONE AS CONDITIONS DEMAND AND REPAIR OR 1.SILT SACKS SHALL BE INSPECTED WEEKLY AND ACCUMULATED SILT REMOVED TO
CLEANOUT OF ANY MEASURES USED TO REAP SEDIMENT.ALL SEDIMENT SPILLED,DROPPED,WASHED,OR TRACKED ONTO PUBLIC °
2. FABRIC TO BE UV RESISTANT POLYPROPYLENE WITH A MIN.WEIGHT OF 2.5 OZ./S.Y. ALLOW CATCH BASIN TO FUNCTION PROPERLY. m
RIGHTS-OF-WAY MUST BE REMOVED IMMEDIATELY.BERM SHALL BE PERMITTED.
3
3. USE SILT FENCE WITH FILTER SOCK WHERE INDICATED,OR AS DIRECTED BY THE ENGINEER. 2.SILT SACK AS MANUFACTURED BY ACF ENVIRONMENTAL OR APPROVED EQUAL. r
3. PERIODIC INSPECTION AND MAINTENANCE SHALL BE PROVIDED AS NEEDED OR AS DIRECTED BY ENGINEER/OWNER/TOWN. -
U
12"DIAMETER FILTER SOCK WITH SILT FENCE STABILIZED CONSTRUCTION ENTRANCE CATCH BASIN SILT SACKS
SCALE:N.T.S. SCALE:N.T.S. SCALE:N.T.S. Z
a
Scale AS NOTED FOR BID
OF Date MAY2025 NORTH LAKE COCHICHEWICK BOAT LAUNCH\� RYAN J. TOWN OF NORTH ANDOVER,MA Sheet No. 0
\����\\<� O� yG
PAOL m Job No. 22003302 2
�' Ctvtl Designed by JLV THIS LINE IS ONE INCHft a
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PLOTTED XT
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5-16-25
MARK DATE DESCRIPTION Approved by RJP
0
WITHIN PAVED SURFACE BEYOND PAVED SURFACE
LOAM AND SEED
SEE SURFACE RESTORATION BOLTED BEEHIVE GRATE
REFER TO PAVING DETAIL
SCHEDULE ON SHEET CD-1 EJ 3700 O GRATE,OR EQUAL
SEE DETAIL ON SHEET CD-4 EXISTING GRADE BOLT HOLES SPACED
VARIES
EVENLY 120°APART �a�� 2'MIN.
(SEE PLAN)
SET CASTING IN GROUT 6
OVERFLOW SPILLWAY 4"MIN.LOAM&SEED TOP OF BERM
-PROCESSED (SEE DETAIL ON THIS SHEET) OUTLET STRUCTURE
GRAVEL (SEE NOTE#k)
(SEE DETAIL ON THIS SHEET) 2:1 SLOPE(MAX.)
(SUB-BASE) 12" ______ 3:1 SIDE SLOPE TYP. 3:1 SLOPE(MAX.)
OUTLET BASIN BOTTOM ( )
PIPE
6"MIN.WALL
THICKNESS \
TACK COAT EDGES 61,SUMP 24„+1"
OF EXISTING TRENCH
PAVEMENT 6"BASE 7-1
NONWOVEN _
a m.
FILTER FABRIC 12"(MIN)OF 3/4" „
CRUSHED STONE OUTFLOW PIPE _
UNDISTURBED EARTH BEDDING UNLESS UNDISTURBED EARTH
INV.OUT
UNDISTURBED EARTH PAY LIMIT SUBGRADE-COMMON FILL 3'-0" OTHERWISE NOTED
OR ORDINARY BORROW NOTES:
NOTES:
NON-WOVEN 1. CONCRETE:4,000 PSI MIN.AFTER 28 DAYS.
FILTER FABRIC 1. PLACE SOIL ADDITIVES ON THE BASIN FLOOR AFTER FINAL GRADING.SOIL ADDITIVES SHALL INCLUDE COMPOST,PROPERLY
2. SUMP AS REQUIRED. AGED TO KILL ANY SEED STOCK CONTAINED WITHIN THE COMPOST.DO NOT PUT BIOSOLIDS IN THE COMPOST.
12"MIN. 2. IN NO CASE SHALL THE LONGITUDINAL SLOPE OF THE BASIN FLOOR EXCEED 1%.
OVERFLOW STRUCTURE
y 3. REFER TO SHEET C-4 FOR ELEVATIONS AND TOPOGRAPHIC FEATURES.
WITH BEEHIVE RATE DETAIL 4. STABILIZE THE BASIN FLOOR AND SIDE SLOPES WITH A FESCUE SEED MIX SUCH AS NEW ENGLAND EROSION
SCALE:N.T.S. CONTROL/RESTORATION SEED MIX FOR DETENTION BASINS OR SIMILAR.DO NOT SOD THE BASIN FLOOR OR SIDE SLOPES.REFER
O\Q TO SPECIFICATION SECTION 02945 FOR ADDITIONAL INFORMATION.
Q� 5. DURING CONSTRUCTION AVOID EXCESSIVELY COMPACTING SOILS AROUND THE INFILTRATION BASIN AND ACCUMULATING SILT
Q AROUND THE DRAIN FIELD.TO AVOID COMPACTION OF THE PARENT MATERIAL,WORK FROM THE EDGE OF PROPOSED
\_ b`
INFILTRATION BASIN AND COMPACT WITH MINIMAL PRESSURE UNTIL THE DESIRED ELEVATION IS REACHED.
CRUSHED STONE PIPE
BEDDING(INCIDENTAL
TO PIPE ITEMS) D TYPICAL INFILTRATION BASIN DETAIL
WALL SCALE:N.T.S.
12"MIN.
NOTES: 4"LOAM& 6-INCH MINUS
E SEED(TYP.) RIP RAP TOP OF BERM
1. THE FINISHED SURFACE OF THE PAVEMENT,AFTER COMPACTION,SHALL BE TRUE TO THE SPILLWAY WIDTH=4'
ESTABLISHED LINE AND GRADE OF THE EXISTING PAVEMENT.
2. ANY GRASS AREAS DISTURBED SHALL BE GRADED,LOAMED TO A DEPTH OF 6 INCHES AND 2'± 2'±
SEEDED,WHERE NO GRASS OCCURS USE 6"PROCESSED GRAVEL. 6 2:1 MAX.
MIN.
3. SEE SPECIFICATION SECTION 01024 FOR PAY LIMITS. �JD(ALL
} 12"
DRAINAGE TRENCH DETAIL WALL
SCALE:N.T.S. FILTER FABRIC UNDER STONE �UNDISTURBED SUBGRADE
J_
DIA. IA.+1" (MIRAFI 140N OR EQUAL) SECTION A-A THROUGH SPILLWAY OR COMPACTED EARTHEN
DIA. EMBANKMENT
N
0
A s
WALL 8' TOP OF BERM a
T Z 2:1 SLOPE(MAX.)
ELEVATION&SLOPE VARIES T WALL E {�WALL 3:1 SIDE SLOPE(TYP.)
A o
FILL VOIDS WITH 6"MINUS RIPRAP
ANCHOR GEOTEXTILE WITH TONGUE OR
1.5-FT.DEEP TRENCH 12"MIN. GROOVE 12"(MIN.)OF"CRUSHED STONE INFILTRATION BASIN 6"MIN.RIP RAP
RIP RAP BASIN BOTTOM
SECTION A-A EXTEND RIP RAP TO o
�--- -------- BOTTOM OF SLOPE
v5
UNDISTURBED SUBGRADE/ �� MEET EXISTING
DIA. /� B (�, D E COMPACTED EARTHEN GRADE N
o
EMBANKMENT A J�4%,
12" 4" 24" 48-718" 73-3/8" 24" J/ 4%k
FILTER FABRIC UNDER STONE
UNDISTURBED EARTH 15" 6" 27" 46" 73" 30" (MIRAFI 140N OR EQUAL)
_ J 9" 27" 46" 73" 36"
6"OF 1-y2'CRUSHED STONE BEDDING l LL
0
24" 9-1/2" 43-1/2" 30" 73-112" 48" NOTES: <
LINE RIP RAP WITH MIRAFI 140N 30" 12" 54" 19-3/4" 73-314" 60" 1. RIPRAP SHALL CONFORM TO MASS DOT STANDARD SPECIFICATION M2.02.3.
NON-WOVEN FILTER FABRIC OR EQUAL 36" 15" 63" 34-3/4" 97-3/4" 72"
2. FILTER FABRIC SHALL BE INSTALLED AND FASTENED IN ACCORDANCE WITH THE J
NOTES: NOTES: MANUFACTURER'S RECOMMENDATIONS.SEAMS SHALL OVERLAP 12 TO 18 INCHES. m
1.RIPRAP SHALL CONFORM TO MASS DOT STANDARD SPECIFICATION M2.02.3. 1. REINFORCED CONCRETE PIPE CONFORMS TO ASTM C-76,ASTM-C-443,AASHTO M-170, 3
3. REFER TO SHEET C-4 FOR ELEVATIONS AND FEATURE COORDINATES.
AND ASHTO M-198.
U
RIPRAP SPLASH PAD FLARED END DETAIL RIP RAP LINED OVERFLOW SPILLWAY
SCALE:N.T.S. SCALE:N.T.S. SCALE:N.T.S. z
a
Scale AS NOTED FOR BID
},uk OF MgSs�y Date MAY2025 NORTH LAKE COCHICHEWICK BOAT LAUNCH
TOWN OF NORTH ANDOVER,MA Sheet No.
RYAN J. yG
PAUL m Jab No. 22003302 2
cs C1VtL Designed by JLV THIS LINE IS ONE INCH a
NQ.5112I LONG WHEN PLOTTED AT o
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��p Drawn by JLV FULL SCALE ON A 22"Xy 34"DRAWING
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6[DATE DESCRIPTION Approved by RJP
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1.5"DIA.DRILLED HOLES(TYP.) HMA 1.5"TOP COURSE
&OR HMA 2"BINDER COURSE
AS DIRECTED 1.25"O DIA.
T
r
FINISH TO MATCH EXISTING + PROMANILLA
FINAL GRADE. FINISHED GRADE +I} O 6"x6"TIMBER POSTS _ ROPE
PLACE 6"METALLIC TRACER - — —
TAPE ABOVE CONDUIT AND °J FINISHED GRADE — —
V-0"BELOW SURFACE — —
8"MIN.PROCESSED GRAVEL BASE
COMPACTED BACKFILL USE SPACERS TO MAINTAIN
(SUITABLE EXCAVATED MIN.SPACING REQUIREMENT
MATERIAL,OR GRAVEL PAVEMENT APRON DETAIL
BORROW;REFER TO SPEC
SECTION 02200.) 28°(MIN.) q SCALE:N.T.S.
RATED PVC CONDUIT
(TYP),SEE SHEET C-4 GRAVEL BORROW
FOR NUMBER,SIZE AND TYPE. `
4'-0„ F I
DEPTH TO 8.5"MIN. UNDISTURBED EARTH
BOTTOM OF
::I SPACING 6"MIN.
TRENCH 6'MAXH1
BLACK ALUMINUM FENCE
\yw
i 1 3/4"PJ DIA.16GA
3"MIN. CHANNEL RAIL
UNDISTURBED SECTION VIEW FRONT ELEVATION VIEW
,, J
EARTH SCALE:N.T.S. SCALE:N.T.S. 2"ID DIA.POST X 16GA
NOTES: 4'-2"MIN.
5/8"0 DIA.18GA PICKET
6"FROM TRENCH WALL TO SPACERS 1. ROPES BETWEEN POSTS SHALL NOT SAG MORE THAN 6-INCHES. 4
2. ROPE SHALL BE PULLED THROUGH DRILLED HOLES AND KNOTTED AT ENDS.
TYPICAL UNDERGROUND CONDUIT DETAIL 3. POSTS MUST BE SPACED AT LEAST 6-FT APART OR AS DIRECTED. FINISHED GRADE
SCALE:N.T.S. 4. TIMBER POSTS SHALL BE PRESSURE TREATED LUMBER SUITABLE FOR IN GROUND AND ABOVE GROUND APPLICATION.
WOOD POST WITH DOUBLED ROPED FENCING FINISHED GRADE
SCALE:N.T.S.
3"OC MAX
2"MAX
3'-0"
KNOCKOUT 5"X5" INDICATES ELECTRICAL LINE POST CAP
MIN.(TYP) LETTERS SHALL BE INSTALLATION DIRECTION
A MINIMUM OF 2"IN
VARIES HEIGHT 4"O DIA.(MIN.),BLACK
SEE PLAN POWDER COATED CONCRETE ENCASEMENT
GALVANIZED STEEL 6"MIN. NOTES:
23.25" METAL POST
A 12 1. FENCE SHALL BE BLACK ALUMINUM STYLE FENCE WITH ROUND CHANNEL RAILS.
--� 2. PICKETS SHALL BE SPACED A MAX.OF 3"O.C.
T
E ECTRICAL 3'-6"(MIN.) 3. FENCE SHALL BE AS MANUFACTURED BY AMERISTAR,OR APPROVED EQUAL.
SECTION A
- ORNAMENTAL FENCE DETAIL
SCALE:N.T.S.
NOTES:
PULL SLOT(TYP) FINISHED
1. ALL HAND HOLES TO BE AASHTO H-20 RATED GRADE
HANDHOLE COVER
2. SEE SHEET C-4 FOR NUMBER,SIZE AND TYPE 26'-0"
OF CONDUIT AND WIRE. CAP
N
0
2"0 RAILS �
s
TYPICAL HANDHOLE DETAIL FILL ANNULAR
SCALE:N.T.S. SPACE WITH SAND
4"O DIA.POST,MIN.
4"0 DIA.POST,MIN.°
LOCKING DEVICE
HINGE I4 Z 3
NEW PIPE EXCAVATED TRENCH CONCRETE o
SEE TRENCH DETAIL ENCASEMENT 3'-6" FINISH GRADE
IMPERVIOUS DAM 1"MIN. N 12"MIN. 12"MIN.
Ll
NEW PIPE I I I a (I I'I I I(' I I I
2"MIN KEYWAY ' I I'—) I i I I I II IIII— —'I I-I('—"I I I I)I I—I �—
UNDISTURBED 2"MIN KEYWAY
UNDISTURBED MATERIAL ° a. I n o
CLAY DAM FOR PVC PIPE —
M
MATERIAL CONCRETE DAM FOR DI AND RC PIPE NOTES: ,
6"MIN. O
PLAN SECTION a CONCRETE ANCHOR
1. GATE MATERIALS TO BE ASTM F1083 SCHEDULE 40 BLACK COATED STEEL.
NOTE: 18"a 2. PROVIDE STAND ALONE 4"POST WITH LOCK MECHANISM EACH SIDE OF GATE SO THAT WHEN GATE IS OPENED,
FOR PIPES OTHER THAN PVC,TOP OF DAM TO BE AT MID-DIAMETER OF PIPE. 18 O GATE ARMS CAN BE LOCKED AND SECURED IN THE OPEN CONDITION.
PIPE TRENCH DAM DETAIL DOUBLE SWING GATE DETAIL
SCALE:N.T.S.
SCALE:N.T.S.
z
a
Scale AS NOTED FOR BID
tw° SST. NORTH LAKE COCHICHEWICK BOAT LAUNCH
Date MAY2025 TOWN OF NORTH ANDOVER,MA Sheet No.
RYAN J.
sG
PAUL m Jab No. 22003302 a
cs CtVtL Designed by JLV THIS LINE IS ONE INCH a
ip 27 LONG WHEN
Drawn by JLV FULL SCALE ON AT2 T
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34"DRAWING
` 5-16-25 y
MARK DATE DESCRIPTION Approved by RJP
0
CONCRETE GRID PAVER CONCRETE GRID PAVER
3 1/8"MIN THICKNESS 3 1/8"MIN THICKNESS
DROUGHT TOLERANT 1/4"CRUSHED STONE IN OPENINGS
GRASS SEED FILL FLUSH WITH PAVERS
1'-T ROCK REVETMENT(TYP.) TOPSOIL IN OPENINGS
APPROXIMATE SLOPE TO BE 2:1 g^ FILL 1/2"BELOW SURFACE 8
o.
1"TO 1 1/2"BEDDING SAND 1"TO 1 1/2"BEDDING SAND
WATER SURFACE o 0 0
VARIES TIT MIN.6"THICK"'CRUSHED STONE
6"THICK 4"CRUSHED STONE BEDDING BEDDING
COMPACTED SOIL a COMPACTED SOIL 4
_ AT PERIMETER ( " AT PERIMETER
LAKE COCHICHEWICK L
EDGE RESTRAINT -- _ ---------=- EDGE RESTRAINT '-x--
1V:2H MAX SLOPE �� (BURIED) (BURIED) UNDISTURBED EARTH
_ UNDISTURBED EARTH
NON-WOVEN FILTER FABRIC AS
NON-WOVEN FILTER FABRIC AS REQUIRED TURN UP AT SIDES
2'-4'NATIVE ROCK AT BASE(TYP.) NOTES: REQUIRED TURN UP AT SIDES
NOTES:
UNDISTURBED
TOE 12"MIN. 1. BASE THICKNESS VARIES WITH TRAFFIC CLIMATE,AND SUBGRADE. 1. BASE THICKNESS VARIES WITH TRAFFIC CLIMATE,AND SUBGRADE.
EARTH 2. MINIMUM BASE THICKNESS:6"RESIDENTIAL DRIVEWAYS,8"FIRELANES AND PARKING LOTS.
NON-WOVEN FILTER 2. MINIMUM BASE THICKNESS:6"RESIDENTIAL DRIVEWAYS,8"FIRELANES AND PARKING
FABRIC(TYP.) 3. EDGE RESTRAINTS SHALL BE INSTALLED ALONG THE PERIMETER OF THE INTERLOCKING PAVERS OR LOTS.
NOTES: WHERE THERE IS A CHANGE IN PAVEMENT MATERIAL.INSTALL EDGE RESTRAINTS PER
MANUFACTURER'S RECOMMENDATIONS. 3. EDGE RESTRAINTS SHALL BE INSTALLED ALONG THE PERIMETER OF THE
1. PLACE NATIVE ROCK IN COMPACT PATTERN TO MINIMIZE MOVEMENT. INTERLOCKING PAVERS OR WHERE THERE IS A CHANGE IN PAVEMENT MATERIAL.
2. ON-SITE NATIVE ROCK FROM EXISTING WALL SHALL BE USED.SUPPLEMENT NATIVE ROCK WITH
4. CONCRETE UNIT PAVERS SHALL BE PLACED IN RUNNING BOND PATTERN(3/4 OFFSET). INSTALL EDGE RESTRAINTS PER MANUFACTURER'S RECOMMENDATIONS
FURNISH SOURCED ROCK IF AMOUNTS ARE NOT AVAILABLE ON-SITE. 5. APPLY A DROUGHT TOLERANT SEED MIX SUCH AS NEW ENGLAND EROSION CONTROL/RESTORATION 4. CONCRETE UNIT PAVERS SHALL BE PLACED IN RUNNING BOND PATTERN(3/4 OFFSET).
3. PLACE FILTER FABRIC AS SHOWN. SEED MIX FOR DRY SITES OR SIMILAR.REFER TO SPECIFICATION SECTION 02945 FOR ADDITIONAL
INFORMATION.
SLOPE STABILIZATION GRASS—FILLED CONCRETE PAVERS STONE—FILLED CONCRETE PAVERS
SCALE:N.T.S. SCALE:N.T.S. SCALE:N.T.S.
118 CONCRETE PAVER APPROACH 118
TOP OF BOAT LAUNCH
ELEVATION:115.35'
"CRUSHED STONE IN OPENINGS 116 GG?_ 116
a MAX.OBSERVED WATER ELEVATION REMOVE AND DISPOSE OF THE ��C\S(\N
CONCRETE GRID PAVER 318 INCH DEEP BETWEEN 2014-2020:113.9' EXISTING BOAT LAUNCH PAVED RAMP
PERIMETER EDGE AVERAGE MAX.WATER ELEVATION IN COMPLIANCE WITH LOCAL AND
PERIMETER EDGE
RESTRAINT,BURIED(TYP.) RESTRAINT,BURIED(TYP.) BETWEEN 2014-2020:113.5' STATE DISPOSAL REGULATIONS
114_.—.— —. —.—.— ____ 114
VARIES 6" 8' 6'- VARIES
OPOS�Q
i
T TO 3'ROCK REVETMENT(TYP.) AVERAGE LOW WATER ELEVATION PR i
APPROXIMATE SLOPE TO BE 2:1 BETWEEN 2014-2020 110.4'
112 — — — — — `, — 112
ROCK REVETMENT TO BOT.OF BOAT LAUNCH \A 6"MIN.a'CRUSHED
12 INCH O o 0 0° o° o°S BE 2'TO 3'DIA.AT BASE ELEVATION:109.3' STONE BEDDING
MIN. .— PROVED EQUAL
D
TENAX BIAXIAL GEOG21
110 - - y OR AP 110 m
AL
m l r i NON-WOVEN FILTER FABRIC(TYP.)
24INCH I 48INCH`.
MIN. l CONCRETE PAVER 31 INCH MIN. o
I�
E
THICKNESS MAX.SLOPE=12% o
6"THICK Q"CRUSHED EXISTING LAKE BOTTOM 108IN108
CI�I: — 12"MIN.PROCE33 GRAVEL BACKFILL
i
STONE BEDDING M1N
TENAX BIAXIAL GEOGRID 4'CRUSHED STONE IN o
12"MIN.PROCESS I,
GRAVEL BACKFILL OR APPROVED EQUAL 12"MIN.THICK Z" ] OPENINGS
CRUSHED STONE(TYP.) EXISTING LAKE BOTTOM N
106 V TO 3'ROCK REVETMENT
NOTES: 106
AT TOE AND SIDES OF RAMP
NON-WOVEN FILTER
1. EDGE RESTRAINTS SHALL BE INSTALLED ALONG THE PERIMETER OF THE INTERLOCKING PAVERS OR FABRIC(TYP.) o
WHERE THERE IS A CHANGE IN PAVEMENT MATERIAL.INSTALL EDGE RESTRAINTS PER
MANUFACTURER'S RECOMMENDATIONS.
S
104 104 <
2. CONTRACTOR SHALL EXCAVATE ALL UNSUITABLE MATERIALS AND REPLACE WITH COMMON FILL,AS 0+00 0+10 0+20 0+30 0+40 0+50 0+60 0+70 0+73 1.
DETERMINED BY THE ENGINEER.
3. REVETMENT ROCK SHALL BE V MIN.DIAMETER WITH SMOOTH SURFACES.PROVIDE FLAT SURFACE
ALONG
STOP LAYER OF REVETMENT.REVETMENT TO BE WELL-INTERLOCKED AS DETERMINED BY THE ENGBOAT LAUNCH PROFILE m
HORIZONTAL SCALE:1'=5'
TYPICAL BOAT LAUNCH CROSS—SECTION VERTICAL SCALE:1"=2'
U
SCALE:N.T.S.
z
a
Scale AS NOTED
FOR BID
� Date MAY NORTH LAKE COCHICHEWICK BOAT LAUNCH M
MOVEPANJ. ti� TOWN OF NORTH ANDOVER MA Sheet
Jab No. 22003302 0
E X �' Ctvtl Designed by JLV THIS LINE IS ONE INCH a
Qomip Drawn by JLV LFFULL SCALE ON AONG WHEN 2 PLOTTED XT o
'' Checked MEG CIVIL CONSTRUCTION DETAILS IV CD-4
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34"DRAWING
5-16-25 y
6;LDATE DESCRIPTION Approved by RJP
0
NOTES:
1. CONTRACTOR SHALL SUBMIT MA PROFESSIONAL ENGINEER STAMPED
SUBMITTAL FOR THE MECHANICALLY STABILIZED EARTH(MSE)BLOCK
WALL AS MANUFACTURED BY STONE STRONG OR APPROVED EQUAL AS
DETERMINED BY THE ENGINEER.
2. ASSUME CONDITIONS BELOW THE BASE OF THE PROPOSED WALL INCLUDE
LOOSE TO DENSE POORLY GRADED COHESIONLESS SANDY SOILS WITH
SOME SILT.BORING LOGS ARE PROVIDED IN THE APPENDICES OF THE
PROJECT SPECIFICATIONS. 1
3. THE CONTRACTOR SHALL BASE THE MSE WALL DESIGN ON THE
FOLLOWING IN-SITU SOIL PROPERTIES:
122 N; 122
U U
PARAMETER VALUE ci m Ile Be o N
Q o 0 o d o d d d N +.
FRICTION ANGLE-$ 29' 120 o+ uj+ Uj+ w+ w+ os 120
UNIT WEIGHT-y 120 PCF U¢ ¢ a ¢ a FINISHED GRADE BEHIND WALL Q ❑Q:
w F F ❑F ❑�- ❑F 7 F Z
m U U� U cn F:
U cn U U) AT ELEV.116.0' U w U)
COHESION-C 0 118
EXISTING GRADE
SOIL TYPE SAND
116 116
4. THE WALL BASE DESIGN ASSUMES A MIN.ALLOWABLE BEARING PRESSURE
OF 1,500 PSF.PRIOR TO SUBGRADE PREPARATION,EXISTING TOPSOIL 114= - - 114
AND OTHER UNSUITABLE SOIL SHALL BE REMOVED FROM BENEATH THE
PROPOSED WALL AND BACKFILL LIMITS.THE CONTRACTOR'S
GEOTECHNICAL ENGINEER SHOULD REVIEW SOIL CONDITIONS AND 112 112
ADJUST THE THICKNESS OF THE GRANULAR BASE TO ACCOMMODATE
UNFORSEEN SOIL CONDITIONS NOT SIMILAR TO THE CHARACTERIZATION
DESCRIBED IN THESE NOTES,IF NECESSARY. 110 "- `- `- -` " ``` 110
FINISHED GRADE IN FRONT OF WALL
5. SOIL AMENDMENTS AND GEOGRID ARE ANTICIPATED BELOW AND BEHIND WALL BASE ELEVATION VARIES
THE MSE WALLS.THE CONTRACTOR SHALL SPECIFY ON THE STAMPED 108 MINIMUM ELEVATION AT 112.0 108
SUBMITTAL THE TYPE OF MATERIALS TO BE USED. -0+05 0+00 0+10 0+20 0+30 0+40 0+50 0+60 0+70 0+80 0+90 1+00 1+10 1+20 1+30
6. THE WALL BASE SHALL CONSIST OF A COMPACTED CRUSHED STONE
AGGREGATE,AS SPECIFIED IN SPECIFICAION SECTION 02200.THE WALL
BASE SHALL BE PLACED AS SHOWN ON THE DRAWINGS AND AS SPECIFIED
BY THE CONTRACTOR'S GEOTECHNICAL ENGINEER.THE ABSE SHALL BE MSE BLOCK WALL PROFILE
COMPACTED SO AS TO PROVIDE A LEVEL AND HARD SURFACE ON WHICH
TO PLACE THE FIRST COURSE OF UNITS.GRANULAR BASE MATERIAL HORIZONTAL SCALE:1"=8'
SHALL BE COMPACTED TO A MINIMUM 95 PERCENT OF STANDARD VERTICAL SCALE:1"=4'
PROCTOR(ASTM D698).FOOTING SHALL BE SMOOTHED TO ENSURE
COMPLETE CONTACT OF RETAINING WALL UNIT WITH THE BASE.SURFACE
OF GRANULAR BASE MAY BE DRESSED WITH FINER AGGREGATE TO AID
LEVELING.
7. THE WALL SHALL BE DESIGNED TO DRAIN GROUNDWATER AWAY FROM
THE BACK OF THE WALL.ASSUME A 4"PERFORATED PVC DRAIN PIPE WILL
BE REQUIRED WITH PIPE PENETRATIONS.
BP
8. STATIONS AND LAYOUT DIMENSIONS ARE MEASURED ALONG THE FACE OF STA.0+00.00
THE WALL AT THE BOTTOM COURSE. N:3085635.667
E:760250.902 FENCE POST
9. ENSURE EACH COURSE IS COMPLETELY FILLED AND BACKFILL IS PLACED REMOVE LIFTING LOOPS
TO THE SAME LEVEL PRIOR TO PROCEEDING TO NEXT COURSE.ENSURE EF AFTER DUAL FACE UNITS
ADJACENT UNITS ARE IN CONTACT SO THAT UNIT FILL MAY NOT ESCAPE pT STA.1+28.42 HAVE BEEN SET
THROUGH THE JOINT BETWEEN UNITS.GAPS GREATER THAN 1/4" 0, N:3085627.769
00 U STA.0+10.72 E:760356.110 GEOGRID AS PER SCHEDULE
BETWEEN THE UNITS SHALL NOT BE ALLOWED.AT INTERSECTIONS WITH OO N:3085627.685 TOP OF WALL LENGTH MEASURED FROM
STRUCTURES,CUT UNITS TO OBTAIN A NEAT FIT.PULL BLOCK UNITS E:760257.861 ELEVATIONS
FORWARD TO ENGAGE THE ALIGNMENT LOOPS ON THE UNIT BELOW. BACK FACE OF WALL UNITS
\ PT
10.MAINTAIN TEMPORARY GRADES TO DIVERT SURFACE WATER AWAY FROM STA.1+21.22 UNIT FILL
THE RETAINING WALL EXCAVATION.SLOPE FINAL BACKFILL TO PROVIDE N::760351.733 Xy
POSITIVE DRAINAGE AND TO ELIMINATE PONDING. PC E:760352.176
STA.0+20.84 PRC
11.SEE SPECIFICATION SECTION 03501 FOR ADDITIONAL DESIGN AND O N3085618.575 STA.0+49.38 PRC GEOGRID REINFORCEMENT
SUBMITTAL REQUIREMENTS.
E:760262.277 N:3085611.669 STA.0+74.00
E:760287.715 N:3085611.819
E:760311.126
C3 COMPACTED
O\ RETAINING WALL UNIT BACKFILL 1�
C2 \ TOP OF FOOTING M
xg0 EL.VARIES N
OX,S \ CQ STONE ROCK BANK o
CURVE DATA LINE DATA
CURVE# RADIUS TANGENT ARC CHORD LENGTH DELTA ANGLE LINE# LENGTH DIRECTION START POINT END POINT ALTERNATE DRAIN TILE LOCATION
4"DRAIN TILE(DAYLIGHT
C1 19.960' 5.491' 10.718' 10.589' 30°45'53" L1 10.12' S25°51'39.34"E N:3085627.685 N:3085618.575 AT 100'INTERVALS)
E:760257.861 E:760262.277 N
C2 20.834' 17.017' 28.538' 26.359' 78°29'05" 12"THICK 1/2"CRUSHED STONE .
L2 7.20' N33°05'42.51"E N:3085621.733 N:3085627.769 NOTES: BASE OR AS DESIGNED N
C3 22.555' 13.694' 24.615' 23.411' 62°31'45" E:760352.176 E:760356.110
C4 29.157' 30.618' 47.225' 42.230' 92°47'57" 1. THE CONTRACTOR SHALL SUBMIT MSE BLOCK WALL SHOP DRAWINGS
STAMPED BY A LICENSED MA PROFESSIONAL ENGINEER.
1 -
MSE BLOCK WALL PLAN VIEW MSE BLOCK WALL CROSS SECTION
HORIZONTAL SCALE:1"=8' SCALE:N.T.S. ,
0
m
3
1 See Addenda 1 for
revisions to CD-5.
Z
a
1 6-5-25 REVISED MSE BLOCK WALL PROFILE Scale AS NOTED FOR BID
�`"0F9SS1
Date MAY2025 NORTH LAKE COCHICHEWICK BOAT LAUNCH M
TOWN OF NORTH ANDOVER,MA Sheet No.
RYAN J. �G
PAUL m Jab No. 22003302 °o
cs CIVIL w Designed by JLV THIS LINE IS ONE INCH a
N8.51127 LONG WHEN PLOTTED AT o
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5-16-25 .3
MARK DATE DESCRIPTION Approved by RJP
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TRAFFIC SIGN SUMMARY _ f_
IDENTIFI-
SIZE OF SIGN TEXT DIMENSIONS NUMBER COLOR POST SIZE UNIT SIGN
AREA AREA IN /
INCHES (INCHES) OF AND SQUARE EXTENT OF PLANTING PIT
CATION (INCHES) TEXT IN �
NUMBER LETTER VERTICAL SIGNS BACK- LEGEND BORDER NUMBER SQUARE FEET
WIDTH HEIGHT HEIGHT SPACING EQUIRE GROUND REQUIRED FEET MULCH RING TO EXTEND TO MULCH RING
J DRIP LINE OF TREE. / \
MUTCD MUTCD DO NOT APPLY MULCH TO
i ROOT FLARE OF TREE
R6-1L 36 12 °NE WAY STANDARD 1 STANDARD P5(1) 3.00 3.00 `�
WOOD STAKES SPACED
EQUALLY AROUND TREE I
(3 PER TREE) '`I
R6-1R 36 12 aNEWAY 1 P5(1) 3.00 6.00 POST _
�i TREE
Y ROOTBALL j
oNE war z GUY WIRE(3 PER TREE) /
R6-1(PBS) 36 12 2 P5(2) 3.00 6.00 a
ONE WAY '..
H
2X4 WOOD STAKES \ /
3 STAKES AS REQUIRED
R7-8(MOD) 12 18 ® 1 P5(1) 1.50 1.50 DRIVE STAKES INTO SUBSOIL
1 STRAND PLASTIC INTERLOCKING
ANCHOR MATL 1/MIN 6"EXTRA
4 INCHES WOOD AT TREE TO ADJUST W/GROWTH PLAN
CHIP MULCH
'RAILER
PARKING ROOTBALL PLANTING SOIL MIX
R7-7(MOD) 12 18 2 P5(2) 1.50 3.00 6„ EXCAVATE PLANTING (REFER 0 SPECIFICATION
ONLY PIT TO DEPTH OF SECTION 2950)
ROOTBALL
GROUND
id
R5-3(MOD) 24 24 1 P5(1) 4.00 4.00
II
NOTES: I 3X ROOTBALL
I I 6"CONCRETE DIAMETER
1. SEE MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES 2009 EDITION WITH LATEST REVISION AND MASSACHUSETTS AMENDMENTS FOR LATEST SPECIFICATIONS ON TEXT DIMENSIONS AND COLOR. ENCASEMENT
2. HIGH INTENSITY ENCAPSULATED LENS REFLECTIVE SHEETING SHALL BE USED FOR ALL SIGNS.THE 2009"MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES,THE 1990 MDPW"STANDARD DRAWINGS FOR SECTION
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 FOR ALL PROPOSED SIGNAGE FOR REVIEW AND TYPICAL SIGNPOST TREE PLANTING(TYP.)
APPROVAL BY THE TOWN. SCALE:N.T.S. SCALE:N.T.S.
ROUNDED TOP GENERAL TREE PLANTING NOTES:
AS SHOWN
0 0 i 1. THE CONTRACTOR SHALL VERIFY TREE REMOVALS WITH REPRESENTATIVES OF THE CONSERVATION COMMISSION PRIOR TO CONSTRUCTION.
o 11CD o CCD
0 0
0 0 6"0 DIA. 6"0 DIA.SCH 40 PIPE 2. THE CONTRACTOR SHALL STAKE OUT PROPOSED LOCATIONS FOR REVIEW AND APPROVAL BY THE CONSERVATION COMMISSION OR ITS AGENT PRIOR TO FINAL PLANTING.NO
0 0 CCD
SCH 40 PIPE PLANTING SHALL BE INSTALLED BEFORE ACCEPTANCE OF ROUGH GRADING.
0 o WITH"THICKYELLOW
POLYETHYLENE SLEEVE
3. THERE SHALL BE NO SUBSTITUTION OF PLANT SPECIES WITHOUT AUTHORIZATION BY THE CONSERVATION COMMISSION OR ITS AGENT.
4. THE CONTRACTOR SHALL PROTECT ALL TREES 6-INCHES IN DIAMETER OR LARGER.TREE SPECIES SHALL BE SELECTED FROM THE LIST BELOW AND SUBMITTED TO THE
3-6" ENGINEER FOR APPROVAL PRIOR TO PURCHASING AND INSTALLING PLANTINGS.ALL TREES SHOWN TO BE REMOVED ON SHEET C-3 SHALL BE REPLACED AS FOLLOWS:
7"STEEL 4.1 SIZE:2+GALLON(S)OR 4'-5'OR LARGER
FLOOR SLEEVE 4.2 MINIMUM SPACING 10'-15'ON CENTER
4.3 TYPE:TREES SHALL BE GROWN NATIVE FROM THE FOLLOWING LIST:
SURFACE
A.BRANDYWINE MAPLE
B.AMERICAN HORNBEAM CARPINUS CAROLINIANA
ELEVATION GROUND 66
C.AMERICAN MOUNTAIN ASH SORBUS AMERICANA
SLEEVE o
D.PAPER BIRCH BETULA PAPYRIFERA s
BRACKET POST
8. PLACE BARK MULCH TO A DEPTH OF 3-INCHES AROUND THE TREE PLANTINGS AS SPECIFIED IN THE DETAILS.MULCH SHALL NOT COVER BASE OF TREE TRUNK.
RAILING
9. PRUNE BROKEN,CROSSING OR RUBBING BRANCHES. °
a
GROUND SLEEVE.
DIRECTION OF TRAFFIC PROVIDE DRAIN OPENING 10.SET TREE TRUNK PLUMB VERTICAL.
AT BOTTOM OF SLEEVE
ISOMETRIC o
SPLICE:LAP IN DIRECTION OF TRAFFIC 11.ALL PLANTINGS SHALL BE REMOVED FROM BURLAP SACKS,WIRE CAGES AND PLASTIC CONTAINERS PRIOR TO PLANTING.
NOTES: PLAN EMBED GROUND NATIVE PLANTS MONITORING PLAN NOTES: o SLEEVE IN CONCRETE
1. GUARD RAIL SHALL BE INSTALLED IN ACCORDANCE WITH THE LATEST MASSDOT,HIGHWAY DIVISION CONSTRUCTION DETAILS. 1. MONITORING AND REPORTING ASSOCIATED WITH THE COMPLETED NATIVE PLANTING AREA SHOULD FOLLOW AND BE IN COMPLIANCE WITH THE ORDER OF CONDITIONS
CONTRACTOR'S BID PRICE SHALL INCLUDE THIS REQUIREMENT. 6„ ISSUED BY THE CONSERVATION COMMISSION AND ANY OTHER RELEVANT PERMIT THAT APPLIES. °
2. GUARD RAIL TO BE INSTALLED A MINIMUM OF 24"FROM THE EDGE OF ROADWAY. 2. ANNUAL REPORTING AND ANY DELIVERABLES WILL BE SUBMITTED TO THE APPLICABLE PERMITTING AUTHORITIES. S
U
3. GUARD RAIL POSTS INSTALLED IN THE GROUND SHALL BE DRIVEN TO A MINIMUM DEPTH OF FIVE FEET BELOW THE GROUND V-6"O 3. POST PLANTING,THE AREA WILL BE MONITORED AS REQUIRED BY THE ORDER OF CONDITIONS FOR A PERIOD OF TWO YEARS,TO CONDUCT VISUAL ASSESSMENT TO ,
SURFACE. DETERMINE IF FURTHER ACTION IS NECESSARY TO REMOVE AND REPLACE DEAD PLANTS,REMOVE ACCUMULATED DEBRIS,AND TO REMOVE ANY UNWANTED AND COMPETING
NOTES: INVASIVE PLANTS.
4. THE UNDERSIDE OF THE GUARD RAIL SHALL BE SET A MINIMUM OF 8"ABOVE THE FINISHED ROAD SURFACE.
0
1. CONCRETE STRENGTH SHALL BE 5,000 PSI AFTER 28 DAYS. 4. SHOULD THE AREA EXPERIENCE AN UNUSUAL FLOOD EVENT,AN ADDED SITE VISIT WILL BE CONDUCTED TO ASSESS ANY DAMAGE AND TO TAKE RADIATION ACTION. m
3
2. POLYETHYLENE SLEEVE SHALL BE UV RESISTANT. 5. THE INTENT IS TO HAVE THE PLANTED AREAS ACHIEVE 75%GROWTH IN COVER AND MATURITY AT THE END OF THE TWO-YEAR MONITORING PERIOD.
M H D STEEL HIGHWAY GUARD RAIL DETAIL r
SCALE:N.T.S. 6. EVERY OPPORTUNITY WILL BE TAKEN TO REMOVE INVASIVE PLANTS SO THEY ARE WEAKENED ALLOWING THE INDIGENOUS PLANTINGS TO TAKE OVER AND THRIVE.
REMOVABLE LOCKING BOLLARD DETAIL 7. IF THE PLANTS GET DISTRESSED DURING THE MONITORING PERIOD,AN EXAMINATION OF THE SOIL SHALL DETERMINE IF THE SOIL PH BALANCE NEEDS ADJUSTMENT OR PLANT
SCALE:N.T.S. FERTILIZATION IS NEEDED. Z
a
Scale AS NOTED FOR BID
OF Date MAY2025 NORTH LAKE COCHICHEWICK BOAT LAUNCH
TOWN OF NORTH ANDOVER,MA Sheet No.
RYAN J. sG
PAUL m Jab No. 22003302 2
cs CtVtL Designed by JLV THIS LINE IS ONE INCH a
ip Drawn by JLV LFOULL SCALE ON ANG WHEN PLOTTED AT o
E X/ Q� '' Checked by MEG CIVIL CONSTRUCTION DETAILS VI CD-6
z
34"DRAWING
5-16-25 y
MARK DATE DESCRIPTION Approved by RJP
0