B08-Attachment_2_-PMIS_350460_-_Pier_1_Drawings.pdf

PIER 1

SCALE OF METERS

SCALE OF FEET

SCALE OF FEET

1,000 1,0000

HQ.

LEGEND

V.C.

PARK HEADQUARTERS

HISTORICAL PARK BOUNDARY

VISITOR CENTER

MASSACHUSETTS

SheetMark REVISION Date Initial

PIER 1 MAINTENANCE REPAIRS

CHARLESTOWN NAVY YARD

SUFFOLK MASSACHUSETTS

BID SET DRAWINGS

PMIS-350460

BOSTON NATIONAL HISTORICAL PARK

N. ATLANTIC

197286

350460

INDEX

SHEET SHEET TITLE OF SHEET

1 COVER SHEET

2 G1 GENERAL NOTES

3 G2 EXISTING CONDITIONS PLAN - I

4 G3 EXISTING CONDITIONS PLAN - II

5 G4 EXISTING CONDITIONS PLAN - III

6 G5 EXISTING VAULT SECTIONS

7 S1 TOPSIDE REPAIR PLAN - I

8 S2 TOPSIDE REPAIR PLAN - II

9 S3 TOPSIDE REPAIR PLAN - III

10 S4 UNDERDECK REPAIR PLAN

11 S5 DEMOLITION DETAILS

12 S6 EXISTING LOAD CAPACITY PLAN

13 S7 REPAIR DETAILS I

14 S8 REPAIR DETAILS II

15 S9 REPAIR DETAILS III

16 S10 BARGE REPAIR PLAN (OPTION 1)

17 S11 BARGE REPAIR DETAILS (OPTION 1)

SUB

QUALITY DESIGN CERTIFICATION

OR

OR

Development (Title I) Prepared in Accordance with Design by Design Development (Title I) Construction Drawing Not Preceded

Approved by Superintendent on Variance from Design Development (Title I)

Project Manager

Drawing No.

Date

Date

TRUE

NORTH

PROJECTED

NORTH

G1

197286

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11/24/25 CHARLESTOWN NAVY YARD

GENERAL NOTES

JSF

350460

OSHA REQUIREMENTS:

1. PURSUANT TO M.G.L. c.30, §39S, ANY PERSON SIGNING A CONTRACT TO WORK ON A PUBLIC BUILDING

OR PUBLIC WORKS PROJECT ESTIMATED TO COST MORE THAN $10,000, MUST CERTIFY UNDER THE PAINS AND PENALTIES OF PERJURY THAT ALL EMPLOYEES EMPLOYED ON THE WORKSITE, OR IN

WORK SUBJECT TO THE BID, HAVE SUCCESSFULLY COMPLETED AT LEAST TEN HOURS OF OSHA

APPROVED TRAINING. PROOF OF OSHA CERTIFICATION OF ALL WORKERS ONSITE WILL BE REQUIRED

BY THE OWNER PRIOR TO THE START OF WORK.

SURVEY CONTROL:

1. PROPERTY LINES ARE TAKEN FROM MASS GIS DATA OBTAINED FROM THE MASS MAPPER VIEWER.

UTILITY NOTES:

1. ALL UTILITY COMPANIES, PUBLIC AND PRIVATE MUST BE NOTIFIED, INCLUDING THOSE IN CONTROL

OF UTILITIES NOT SHOWN ON THIS PLAN, (SEE CHAPTER 370, ACTS OF 1963, MASSACHUSETTS) PRIOR TO DESIGNING, EXCAVATING, BLASTING, INSTALLING, BACKFILLING, GRADING, PAVEMENT RESTORING

OR REPAVING.

2. THE LOCATION OF EXISTING PIPES OR OTHER UNDERGROUND STRUCTURES OR PROPERTY LINES

ARE NOT WARRANTED TO BE EXACT, NOR IS IT WARRANTED THAT ALL UNDERGROUND PIPES OR

STRUCTURES ARE SHOWN.

3. THE EXISTING CONDITIONS PLAN IS TO BE USED FOR THE SPECIFIED PROJECT ONLY AND IS NOT

WARRANTED TO BE COMPLETE FOR ANY OTHER FUTURE PROJECTS.

4. THE LOCATIONS AND ELEVATIONS OF ALL EXISTING UTILITIES SHALL BE CONSIDERED APPROXIMATE AND MUST BE VERIFIED BY THE CONTRACTOR PRIOR TO ANY UTILITY CONNECTIONS OR CROSSINGS OF PROPOSED OR EXISTING UTILITIES. THE CONTRACTOR SHALL CONTACT THE RESPECTIVE UTILITY COMPANIES RELATIVE TO THE LOCATIONS AND ELEVATIONS OF THEIR LINES. THE CONTRACTOR SHALL KEEP A RECORD OF ANY DISCREPANCIES OR CHANGES IN THE LOCATIONS OF ANY UTILITIES

SHOWN OR ENCOUNTERED DURING CONSTRUCTION. ANY DISCREPANCIES SHALL BE REPORTED TO

THE ENGINEER.

CODES: (LATEST EDITION AS OF 2025)

1. AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM)

2. AMERICAN WELDING SOCIETY (AWS)

3. AMERICAN INSTITUTE OF STEEL CONSTRUCTION (AISC) MANUAL 14TH EDITION

4. AMERICAN CONCRETE INSTITUTE (ACI-318) & SUPPLEMENTALS

5. CONCRETE REINFORCING STEEL INSTITUTE (CRSI)

6. AMERICAN INSTITUTE OF TIMBER CONSTRUCTION (AITC)

7. AMERICAN WOOD COUNCIL (AWC)

8. MASSACHUSETTS STATE BUILDING CODE - LATEST EDITION

9. THE COMMONWEALTH OF MASSACHUSETTS, DEPARTMENT OF PUBLIC WORKS "STANDARD

SPECIFICATIONS FOR HIGHWAYS AND BRIDGES" LATEST EDITIONS.

SITE ACCESS:

1. THE CONTRACTOR SHALL NOTE THAT ALL PERSONNEL SEEKING ACCESS TO THE SITE SHALL

COMPLY WITH THE OWNER'S REQUIREMENTS FOR SAFETY AND SECURITY. ALL WORK PERFORMED

SHALL BE IN ACCORDANCE WITH THE OWNER'S SAFETY AND SECURITY REQUIREMENTS AND THE

CONTRACT DOCUMENTS.

2. ALL ACCESS TO THE SITE WILL REQUIRE A TRANSPORTATION WORKER IDENTIFICATION CREDENTIAL

(TWIC) CARD AND APPROVAL BY THE NPS AND US NAVY.

3. ALL ACCESS TO THE SITE AND WORK ON SITE SHALL BE SUBJECT TO APPROVAL BY THE OWNER.

4. CONTRACTOR SHALL NOTE OTHER CONTRACTORS MAY BE WORKING IN THE VICINITY AND WILL NOT

OBSTRUCT THEIR WORK OR THEIR SITE ACCESS. ONSITE COORDINATION MAY BE REQUIRED.

PHASING & STAGING:

1. THE CONTRACTOR SHALL COORDINATE ALL CONSTRUCTION ACTIVITIES AS TO NOT DISRUPT NPS OR

MILITARY OPERATIONS INCLUDING ANY VESSEL BERTHING, OR OTHER PIER ACTIVITIES UNLESS

OTHERWISE APPROVED BY THE OWNER.

2. CONTRACTOR SHALL PROVIDE TEMPORARY CONSTRUCTION FENCE UNLESS OTHERWISE APPROVED

TO PROTECT WORK AREAS & STAGING AREAS .

3. UPON AWARD OF THE CONTRACT, A CONTRACTOR STORAGE AREA AND SITE ACCESS WILL BE

PROVIDED AT THE DISCRETION OF THE OWNER AND MAY BE SUBJECT TO CHANGE DURING

CONSTRUCTION.

4. THE CONTRACTOR WILL BE RESPONSIBLE FOR PLANNING, SEQUENCING AND STAGING THE

CONSTRUCTION.

5. CONTRACTOR SHALL NOTE THE USS CASSIN YOUNG MAY REMAIN IN THE BERTH DURING THE

CONSTRUCTION. CONTRACTOR SHALL COORDINATE ALL WORK WITH THE OWNER AND

REPRESENTATIVES AS TO NOT IMPEDE ANY OWNER OPERATIONS.

6. CONTRACTOR SHALL NOTE THE USS CONSTITUTION MAY REQUIRE A MOVE DURING THE

CONSTRUCTION PERIOD. IF PERFORMED, THE CONTRACTOR SHALL ENSURE ALL OPERATIONS ARE

NOT IN CONFLICT WITH NPS/US NAVY OPERATIONS.

SITE PREPARATION:

1. THE CONTRACTOR SHALL COMPLY WITH MA GENERAL LAWS CHAPTER 82, SECTION 40, AS AMENDED, WHICH STATES THAT NO ONE MAY EXCAVATE IN THE COMMONWEALTH OF MASSACHUSETTS EXCEPT IN AN EMERGENCY WITHOUT 72 HOURS NOTICE, EXCLUSIVE OF SATURDAYS, SUNDAYS AND LEGAL HOLIDAYS, TO NATURAL GAS PIPELINE COMPANIES, AND MUNICIPAL UTILITY DEPARTMENTS THAT SUPPLY GAS, ELECTRICITY, TELEPHONE, OR CABLE TELEVISION SERVICE IN OR TO THE CITY OR

TOWN WHERE THE EXCAVATION IS TO BE MADE. THE CONTRACTOR SHALL CALL “DIG SAFE” AT

1-888-DIG-SAFE.

2. THE CONTRACTOR SHALL COMPLY WITH MA GENERAL LAWS CHAPTER 82A, ALSO REFERRED TO AS

JACKIE'S LAW, AS DETAILED IN SECTION 520 CMR 14.00 OF THE CODE OF MASSACHUSETTS

REGULATIONS.

3. ALL UTILITY CONNECTIONS ARE SUBJECT TO THE APPROVAL OF, AND GRANTING OF PERMITS BY, THE

CITY OF BOSTON. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO SEE THAT ALL

PERMITS AND APPROVALS ARE OBTAINED BEFORE STARTING CONSTRUCTION. THE CONTRACTOR

SHALL BE SOLELY RESPONSIBLE FOR MAKING ALL NECESSARY ARRANGEMENTS FOR AND FOR

PERFORMING ANY NECESSARY WORK INVOLVED IN CONNECTION WITH THE DISCONTINUANCE OF

ANY UTILITIES OR WITHIN THE JURISDICTION OF ANY UTILITY COMPANIES, SUCH AS ELECTRICITY, TELEPHONE, WATER, GAS, AND ANY SYSTEM OR SYSTEMS WHICH WILL BE AFFECTED BY THE WORK

TO BE PERFORMED UNDER THIS CONTRACT. THE CONTRACTOR SHALL NOTIFY ALL APPROPRIATE

AGENCIES, DEPARTMENTS, AND UTILITY COMPANIES, IN WRITING, AT LEAST 48 HOURS AND NOT MORE THAN 30 DAYS PRIOR TO ANY CONSTRUCTION. CONSTRUCTION SHALL NOT INTERFERE WITH

OR INTERRUPT UTILITIES WHICH ARE TO REMAIN IN OPERATION.

4. ALL WATER AND DRAIN WORK SHALL BE PERFORMED ACCORDING TO THE REQUIREMENTS AND

STANDARD SPECIFICATIONS OF THE CITY OF BOSTON.

5. CONTRACTOR SHALL INSTALL ALL SIGNAGE PRIOR TO INITIATION OF CONSTRUCTION ACTIVITIES

INCLUDING DEP FILE NUMBER, FEDERAL, STATE AND NPS MANDATED WORK PLACE SIGNAGE.

6. CONTRACTOR SHALL HAVE IN-PLACE TRASH AND SANITARY FACILITIES FOR THE WORK PLACE AND

CLEANED DAILY.

7. EXISTING STRUCTURES AND AMENITIES WITHIN THE PROXIMITY OF THE WORK SHALL BE PROTECTED

TO PREVENT ACCIDENTAL DAMAGE BY CONSTRUCTION ACTIVITIES.

8. THE CONTRACTOR SHALL PROVIDE A PHOTOGRAPHIC AND VIDEO RECORD OF EXISTING SITE

CONDITIONS OF THE WORK AREA, BUILDINGS AND AREAS DIRECTLY ADJACENT TO WORK AREAS AND UNDER DECK / FASCIA OF THE EXISTING DOCK WITHIN 50 FEET OF LIMIT OF CONSTRUCTION PRIOR TO COMMENCING ANY WORK. BUILDINGS WITHIN THIS LIMIT SHALL INCLUDE INTERIOR AND EXTERIOR

DOCUMENTATION.

9. DISCOVERY OF INCONSISTENT SITE INFORMATION OR CONDITIONS SHALL BE IMMEDIATELY

CONVEYED TO THE ENGINEER PRIOR TO COMMENCING OR CONTINUING CONSTRUCTION.

10. THE CONTRACTOR SHALL BE FULLY RESPONSIBLE FOR ANY AND ALL DAMAGES OCCURRING AS A RESULT OF THE CONTRACTOR'S FAILURE TO LOCATE AND PROTECT UNDERGROUND UTILITIES AND

STRUCTURES. ALL REPAIRS SHALL BE MADE AT THE CONTRACTOR'S EXPENSE.

11. CONTRACTOR SHALL SUPPLY ALL NECESSARY TEMPORARY UTILITIES FOR CONSTRUCTION

INCLUDING WATER, POWER, LIGHTING, DATA AND TELEPHONE.

12. CONTRACTOR SHALL READ AND UNDERSTAND ALL REGULATORY CONDITIONS ASSOCIATED WITH

THE PROJECT AND SHALL COMPLY WITH ALL ENVIRONMENTAL REQUIREMENTS AND PERMIT

CONDITIONS.

13. CONTRACTOR IS RESPONSIBLE FOR SITE SAFETY AND SHALL PROVIDE SIGNAGE, TEMPORARY BARRIERS, FENCING, OR EQUIVALENT TO PREVENT UNAUTHORIZED ACCESS INTO WORK AREAS AT

ALL TIMES.

14. ALL CONSTRUCTION ACTIVITY SHALL BE IN ACCORDANCE WITH OSHA STANDARDS AND LOCAL, STATE, AND FEDERAL REGULATIONS INCLUDING EM 385.

15. ANY UTILITY SHUT DOWN OR CUT OVER THAT MAY INTERRUPT SERVICE TO THE SITE SHALL BE COORDINATED AND SCHEDULED WITH THE OWNER AT LEAST 10 BUSINESS DAYS PRIOR TO WORK.

16. CONTRACTOR SHALL PROVIDE MEASURES TO PREVENT ANY CONSTRUCTION DEBRIS FROM FALLING

INTO THE WATER OR THROUGH THE WATER COLUMN. ANY MATERIAL FALLING INTO THE WATER

SHALL BE RETRIEVED IMMEDIATELY.

EXISTING SITE CONDITIONS:

1. FLOODPLAIN INFORMATION WAS OBTAINED FROM THE FLOOD INSURANCE RATE MAP (FIRM)

COMMUNITY PANELS NO. 25025C0081K DATED JULY 3,2024 (VE ZONE). THE SITE IS LOCATED IN

ZONES VE AND AE (BASE FLOOD ELEVATIONS).

2. CONTRACTOR SHALL NOTE THAT ALL EXISTING STRUCTURE DETAILS AND DIMENSIONS ARE

APPROXIMATE, AND SHALL BE FIELD VERIFIED.

3. CONTRACTOR SHALL NOTE THAT THIS SITE INCLUDES A HISTORIC FILLED SHORELINE. SUBSURFACE

CONDITIONS MAY INCLUDE BURIED OBSTRUCTIONS AND STRUCTURES.

4. CONTRACTOR SHALL ASSUME BURIED OBSTRUCTIONS ARE PRESENT AND PROVIDE SUITABLE

EQUIPMENT FOR DEMOLITION AND REMOVAL OF THESE TYPES OF STRUCTURES AND

OBSTRUCTIONS.

5. CONTRACTOR SHALL NOTIFY OWNERS REPRESENTATIVE WHEN BURIED STRUCTURES OR

OBSTRUCTIONS ARE FOUND.

STRUCTURAL STEEL AND MISCELLANEOUS METALS:

1. STRUCTURAL STEEL SHALL BE DESIGNED IN ACCORDANCE WITH AISC SPECIFICATION FOR

STRUCTURAL STEEL BUILDINGS.

2. STEEL SHALL CONFORM TO THE FOLLOWING ASTM GRADES:

- HOLLOW TUBE A-500, GRADE B

- STRUCTURAL SHAPES A992

- HIGH STRENGTH BOLTS F3125, GRADE A325

- ALL OTHER STRUCTURAL STEEL A592 GRADE 50 (Fy - 50 KSI) UNO

3. WELDING SHALL CONFORM TO AWS

- WELDING ELECTRODES AWS E70XX

4. ALL NEW STEEL HARDWARE AND FABRICATIONS SHALL BE HOT DIPPED GALVANIZED AND CONFORM

TO ASTM A-123 AND/OR A-153 UNLESS OTHERWISE NOTED.

5. THE CONTRACTOR SHALL COORDINATE ALL DIMENSIONS SHOWN ON THE PLANS WITH THE VARIOUS TRADES, SIZE OF UNITS AND EXISTING CONDITIONS BEFORE DETAILING AND FABRICATING STEEL.

6. STAINLESS STEEL SHALL BE SERIES 300, TYPE 316 UNLESS OTHERWISE NOTED.

CONCRETE:

1. ALL REINFORCEMENT SHALL BE NEW DEFORMED STEEL BARS, GRADE 60 CONFORMING TO ASTM

A615, HOT DIP GALVANIZED TO ASTM A767 OR A1094.

2. REINFORCEMENT ACCESSORIES SHALL BE DIELECTRIC COATED STEEL OR APPROVED PLASTIC.

3. ALL CONCRETE EXCEPT TREMIE CONCRETE SHALL HAVE THE FOLLOWING SPECIFICATIONS:

- MINIMUM COMPRESSIVE STRENGTH: 5,000 PSI AT 28 DAYS

- AIR ENTRAINMENT SHALL BE MAINTAINED AT 5% - 7%

- MAXIMUM SIZE OF AGGREGATE SHALL BE 3/4 INCH

- WATER TO CEMENT RATIO SHALL BE 0.40 MAX

- CEMENT SHALL MEET ASTM C150, TYPE II

- MIN. CEMENTITIOUS MATERIAL PER CY SHALL BE 660 LBS

- MAX CEMENT REPLACEMENT NO MORE THAN 25%

4. TREMIE CONCRETE SHALL HAVE THE FOLLOWING SPECIFICATIONS:

- MINIMUM COMPRESSIVE STRENGTH: 5,000 PSI AT 28 DAYS

- AIR ENTRAINMENT SHALL BE MAINTAINED AT 5% - 7%

- MAXIMUM SIZE OF AGGREGATE SHALL BE 3/8 INCH

- WATER TO CEMENT RATIO SHALL BE 0.40 MAX

- CEMENT SHALL MEET ASTM C150, TYPE II

- MIN. CEMENTITIOUS MATERIAL PER CY SHALL BE 660 LBS

- MAX CEMENT REPLACEMENT NO MORE THAN 25%

5. GROUT SHALL BE A HIGH STRENGTH, NON-SHRINK GROUT WITH SALTWATER RESISTANCE.

6. CONCRETE COVER SHALL BE A MINIMUM OF 3" UNLESS NOTED OTHERWISE

7. ALL EXPOSED EDGES OF CONCRETE AT JOINTS SHALL HAVE A ROUGHENED FINISH AND BE COATED

WITH EPOXY BONDING AGENT PRIOR TO CASTING ADJACENT POUR.

8. PROVIDE 1" CHAMFER ON ALL EXPOSED EDGES UNLESS NOTED OR DIRECTED OTHERWISE.

9. ALL TOP SURFACES OF DECK SHALL BE BROOM FINISH PERPENDICULAR TO THE FLOW OF TRAFFIC

OR TO MATCH ADJACENT FINISH.

EPOXY ANCHORS:

1. ANCHOR ROD, WASHERS AND NUTS SHALL CONFORM TO ASTM F1554, GRADE 55 AND SHALL BE HOT

DIPPED GALVANIZED.

2. THE MINIMUM EDGE DISTANCE AND MINIMUM SPACING FOR ALL ANCHORS SHALL BE 6 BOLT

DIAMETERS.

3. ALL HOLES SHALL BE DRILLED TO THE RECOMMENDED DIAMETER PER MANUFACTURERS

REQUIREMENTS.

4. HOLES SHALL BE BRUSHED WITH NYLON BRUSH AND BLOWN CLEAN USING OIL FREE COMPRESSED

AIR A MINIMUM OF TWO TIMES IN ADDITION TO THE MANUFACTURERS RECOMMENDATIONS.

5. ALL HOLES SHALL BE FREE OF STANDING WATER BEFORE INSTALLING ANCHORS.

6. EPOXY SHALL HAVE MINIMUM BOND STRENGTH OF 1,600 PSI @ 14 DAYS

TIDAL DATUM

MHHW +4.77

MHW +4.33

NAVD88 0.00

NGVD29 -1.36

MLW -5.16

MLLW -5.51

ABBREVIATIONS

SF SQUARE FEET

AB ARCH BUTTRESS

HDG HOT DIPPED GALVANIZED

MFR MANUFACTURER

UNO UNLESS NOTED OTHERWISE

VIF VERIFY IN FIELD

CIP CAST IN PLACE

PROJECT BASE BID:

PERFORM ALL ACTIVITIES AND FURNISH ALL LABOR, MATERIALS,

EQUIPMENT, SUBCONTRACTOR SERVICES, AND INCIDENTALS TO

IMPLEMENT THE WORK FOR:

1. REPAIRS, AS INDICATED ON THE DRAWINGS, FOR VAULTS 7, 12,

AND 13,

2. REPAIRS TO THE GANGWAY ACCESS TO THE ON-SITE BARGE

3. SINKHOLE REPAIRS AT LOCATIONS INDICATED ON THE

CONTRACT DRAWINGS

4. REPLACEMENT OF (2) BOLLARDS, INSTALLATION OF (1) MOORING

CLEAT

5. PIER DECK TOPSIDE DELAMINATION REPAIR AT LOCATIONS

INDICATED ON THE CONTRACT DRAWINGS.

6. INSTALLATION OF (2) PIER LADDERS.

PROJECT ADD ALTERNATIVES:

ADD ALTERNATIVES REQUIRE THE CONTRACTOR TO PERFORM ALL

ACTIVITIES AND FURNISH ALL LABOR, MATERIALS, EQUIPMENT,

SUBCONTRACTOR SERVICES, AND INCIDENTALS TO IMPLEMENT THE

WORK FOR:

OPTION 1: REPAIRS TO THE ON-SITE STEEL BARGE AS INDICATED

ON THE CONTRACT DRAWINGS.

TP

-6

TP

-7

AB

AB

AB 12

AB 9

AB 8

AB 7

AB 6

AB 5

AB 4

AB 3

AB 2

AB 1

AB 10

AB 11

EXISTING BUILDING

MATCHLINE SEE SHEET G3

EXISTING BARGE

EXISTING PILE PLATFORM

FACE OF PIER

EXISTING BUILDING

CONCRETE PLATFORM FOR GUN DISPLAY

ALUMINUM PLATFORM

TIMBER PLATFORM TO REMAIN ACTIVE

MLW, MHW, & HTL AT SEAWALL (TYP)

RAILROAD TRACKS

(TYP)

CRANE RAIL

MARINE CAMEL

MARINE CAMEL

BOSTON INNER HARBOR

LAND UNDER OCEAN

LAND SUBJECT TO

COASTAL STORM

FLOWAGE (EL. 10)

BOLLARD (TYP)

CLEAT (TYP)

MLW, MHW, & HTL AT STEEL SHEETPILE WALL

DAMAGED GANGWAY CONNECTIONS;

SEE SHEET S5

SINKHOLE (TYP)

VESSEL ACCESS RAMP TO REMAIN ACTIVE

VESSEL ACCESS RAMP

APPROXIMATE LIMIT OF SECURITY CURTAIN -

NPS TO RELOCATE FOR CONSTRUCTION

ACCESS

VAULT 7

VAULT 8

VAULT 9

VAULT 10

VAULT 11

VAULT 12

VAULT 13

VAULT 5

USS CASSIN YOUNG TO

REMAIN IN BERTH AND

ACTIVE FOR VISITORS

FEMA FLOOD BOUNDARY

ZONE VE

(EL. 11)

ZONE AE

(EL. 10)

ZONE VE

(EL. 11)

ZONE VE

(EL. 11)

PUMPS / ADDITIONAL

UTILITIES (SEE NOTE 1)

VAULT 8

VAULT 4

VAULT 3

VAULT 2

VAULT 1

G2

197286

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EXISTING CONDITIONS PLAN I

JSF

350460

TRUE

NORTH

SCALE

SCALE, FEET

20 40EXISTING CONDITIONS PLAN

SCALE AG2

TIDAL DATUM

MHHW +4.77

MHW +4.33

NAVD88 0.00

NGVD29 -1.36

MLW -5.16

MLLW -5.51

CLEAT REPAIR

SEE DETAILS8

LEGEND:

AB- ABUTMENT

AWES- WATER, ELECTRIC, SEWER

SINKHOLE (TYP)

SEE DETAIL S8

SINKHOLE (TYP)

SEE DETAILS8

SINKHOLE (TYP)

SEE DETAILS8

NOTES:

1. UTILITIES TO REMAIN FUNCTIONAL DURING ALL CONSTRUCTION

UNLESS GIVEN EXPLICIT PERMISSION BY THE OWNER. COORDINATE

ALL PROPOSED UTILITY MODIFICATIONS WITH ALL VESTED PARTIES

BEFORE MODIFICATION BEGINS.

-4

TP

-5

TP

-6

AB 2

AB 1

MATCHLINE SEE SHEET G3

LAND SUBJECT TO

COASTAL STORM

FLOWAGE (EL. 10)

SINKHOLE (TYP)

SINKHOLE (TYP)

SINKHOLE (TYP)

SINKHOLE (TYP)

SINKHOLE (TYP)

MLW, MHW, & HTL AT STEEL SHEETPILE WALL

MLW, MHW, & HTL

ZONE AE

VAULT 1

G3

197286

04 17

WHG

KDB/MMB

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EXISTING CONDITIONS PLAN - II

JSF

TRUE

NORTH

SCALE

SCALE, FEET

20 40EXISTING CONDITIONS PLAN

SCALE A

TIDAL DATUM

MHHW +4.77

MHW +4.33

NAVD88 0.00

NGVD29 -1.36

MLW -5.16

MLLW -5.51 1

G3

MATCHLINE

SEE SHEET G4

SINKHOLE (TYP)

SEE DETAIL

S8

BOSTON HARBOR

SINKHOLE (TYP)

SEE DETAIL

S8

SINKHOLE (TYP)

SEE DETAIL

S8

350460

-5

TP

-8

TP

-11

TP

-12

TP

-13

SINKHOLE (TYP)

SINKHOLE (TYP)

MLW, MHW, & HTL

G4

197286

05 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

EXISTING CONDITIONS PLAN - III

JSF

TRUE

NORTH

SCALE

SCALE, FEET

20 40EXISTING CONDITIONS PLAN

SCALE A

TIDAL DATUM

MHHW +4.77

MHW +4.33

NAVD88 0.00

NGVD29 -1.36

MLW -5.16

MLLW -5.51

MATCHLINE

SEE SHEET G3

G4

SINKHOLE (TYP)

SEE DETAIL S8

MATCHLINE

SEE SHEET G3

NOTE:

SEE DETAIL 1 ON SHEET S8 FOR

SINKHOLE REPAIRS.

G5

197286

06 17

WHG

KDB/MMB

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EXISTING VAULT SECTIONS

JSF

350460

SCALE NOT TO SCALE

VAULT 7 - SECTION

SCALE A

A G5

VAULT 12 - SECTION

SCALE A

B G5

VAULT 13 - SECTION

SCALE A

C G5

VAULT SECTION - LEGEND

SCALE AG5

D

EXISTING

CONCRETE DECK

EXISTING

CONCRETE

DECK

-7

NEW CLEAT AT ABUTMENT

REPLACE CUTOFF

BOLLARD

SEE SHEET S8 DETAIL 3

CASSIN YOUNG ALUMINUM

STERN PLATFORM

CASSIN YOUNG TIMBER MIDSHIP

PLATFORM TO REMAIN ACTIVE

UNLESS APPROVED BY NPS

EX. FENDER SYSTEM FOR

MARINE CAMEL TO REMAIN

ZONE VE EL. 11 FEET

BOSTON INNER HARBOR

ZONE VE EL. 11 FEET

ZONE VE EL. 11 FEET

ZONE VE EL. 10 FEET

LAND SUBJECT TO COASTAL STORM FLOWAGE

CLEAT (TYP)

BOLLARD (TYP)

FOR BARGE REPAIRS; SEE SHEET S10

(ADD ALT. 1)

REPLACE GANGWAY -

PLATFORM CONNECTION

(BASE BID)

SEE DETAIL

ACCESS TO REMAIN UNLESS

APPROVED BY NPS

INSTALL LADDER

REPLACE EXISTING LADDER

REPLACE BOLLARD

(2 REQUIRED)

REPLACE BOLLARD

CONCRETE DECK

ASPHALT

APPROXIMATE LIMIT OF SECURITY CURTAIN -

NPS TO RELOCATE FOR CONSTRUCTION

ACCESS

S1

197286

07 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

TOPSIDE REPAIR PLAN I

JSF

TRUE

NORTH

SCALE

SCALE, FEET

20 40

TOPSIDE REPAIR PLAN I

SCALE AS1

NOTES:

1. UTILITIES TO REMAIN FUNCTIONAL DURING ALL CONSTRUCTION

UNLESS GIVEN EXPLICIT PERMISSION BY THE OWNER. COORDINATE

ALL PROPOSED UTILITY MODIFICATIONS WITH ALL VESTED PARTIES

BEFORE MODIFICATION BEGINS.

2. LIMITS OF SINKHOLE PROVIDED BY NPS. FINAL LIMITS MAY VARY BASED

ON DETERIORATION.

10 SF DELAMINATION, CONCRETE

TO BE REPAIRED

SEE DETAIL

REPAIR SINKHOLE

SINKHOLE REPAIR

G S11

S8

S8

A S9

A S9

10 SF DELAMINATION, CONCRETE

TO BE REPAIRED

MATCHLINE SEE SHEET S2

S8

NOTE: FOR ADD. BARGE REPAIRS - SEE PAGE S10

-4

TP

-5

TP

-6

LAND SUBJECT TO COASTAL STORM FLOWAGE

S2

197286

08 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

TOPSIDE REPAIR PLAN II

JSF

350460

TRUE

NORTH

SCALE

SCALE, FEET

20 40

TOPSIDE REPAIR PLAN II

SCALE AS2

NOTES:

1. UTILITIES TO REMAIN FUNCTIONAL DURING ALL CONSTRUCTION

UNLESS GIVEN EXPLICIT PERMISSION BY THE OWNER. COORDINATE

ALL PROPOSED UTILITY MODIFICATIONS WITH ALL VESTED PARTIES

BEFORE MODIFICATION BEGINS.

2. LIMITS OF SINKHOLE PROVIDED BY NPS. FINAL LIMITS MAY VARY BASED

ON DETERIORATION.

SINKHOLE REPAIR

SEE DETAILS8

S8

S8

MATCHLINE SEE SHEET S1

MATCHLINE SEE SHEET S3

SEE DETAILS8

-10

TP

-8

TP

-11

TP

-15

TP

-12

TP

-13

TP

-14 (A

PPROX.)

S3

197286

09 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

TOPSIDE REPAIR PLAN III

JSF

350460

TRUE

NORTH

SCALE

SCALE, FEET

20 40

TOPSIDE REPAIR PLAN III

SCALE AS3

NOTES:

1. UTILITIES TO REMAIN FUNCTIONAL DURING ALL CONSTRUCTION

UNLESS GIVEN EXPLICIT PERMISSION BY THE OWNER. COORDINATE

ALL PROPOSED UTILITY MODIFICATIONS WITH ALL VESTED PARTIES

BEFORE MODIFICATION BEGINS.

2. LIMITS OF SINKHOLE PROVIDED BY NPS. FINAL LIMITS MAY VARY BASED

ON DETERIORATION.

MATCHLINE SEE SHEET S2

S8

AB 13

AB

2 AB 11

AB 10

AB 9

AB 7

AB 8

VAULT 7

VAULT 8

VAULT

VAULT

VAU

LT 11

VAU

LT 10

VAU

LT 9

PIER 1

CONCRETE ENCASED

STEEL BEAM (TYP)

S4

197286

10 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

UNDERDECK REPAIR PLAN

JSF

350460

TRUE

NORTH

SCALE

8 16

SCALE, FEET

UNDERDECK REPAIR PLAN

SCALE A

UNDERDECK REPAIR PLAN

SCALE A

S4

REPAIR LEGEND

- BEAM REPAIR TYPE 1/2 - DETAIL A SHEET S7, AND DETAIL B, SHEET S7

- BEAM REPAIR TYPE 3 - DETAIL C SHEET S7

- UNDERDECK SPALL REPAIR - DETAIL D SHEET S7

NOTE:

1. REPAIR LIMITS ARE BASED ON A INSPECTION

PERFORMED BY GEI IN 2024 AND MAY HAVE EXPANDED

OVER TIME AND MAY EXPAND UPON DEMOLITION.

2. CONTRACTOR TO VERIFY LIMITS POST-DEMOLITION IN

FIELD WITH GOVERNMENT PRIOR TO PERFORMING

REPAIRS. SEE SHEET S5 FOR DEMOLITION DETAILS.

3. REPAIR TYPE 1 MAY BECOME REPAIR TYPE 2 OR

REPAIR TYPE 3 BASED ON DEMOLITION FINDINGS.

4. FENDER SYSTEM NOT SHOWN FOR CLARITY.

A G5

C G5

B G5

CONCRETE DECK

EXISTING EMBEDDED BEAM

CHIP TO SOUND

CONCRETE

CLEAN CORROSION FROM

EXISTING STEEL BEAM

APPROXIMATE LIMIT OF

ORIGINAL BEAM

ENCASEMENT

CONCRETE DECK

EXISTING EMBEDDED BEAM

APPROX. LIMIT OF ORIGINAL

BEAM ENCASEMENT

CHIP TO SOUND

CONCRETE

CLEAN CORROSION FROM

EX. STEEL BEAMS

" M

IN

. F

R O

M

BA

SE

O

F

BE

AM

CUT CORRODED BEAM

FLANGE

CHIP TO SOUND CONCRETE OR 1"

(MINIMUM) BEYOND EXISTING

REINFORCING BARS AT EACH PILE

CAP. PRESERVE EXISTING BARS IF

ENCOUNTERED.

REMOVE AND STORE HSS

REMOVE AND STORE GANGWAY

AND CONNECTION PIECES

PILE CAP

DECK SLAB

REMOVE EX. PLATES.

CUT FLUSH OR

REUSE EXISTING

BOLTS

EX. SPALLED SURFACE

SAW CUT AROUND SPALLED AREA OR HOLE;

SAW CUT AREA SHALL BE AS RECTANGULAR

AS POSSIBLE WITH CLEAN LINES, BUT WITH

ROUNDED CORNERS

3/4" MIN.

CLEAN EX. EXPOSED

REBAR

1" MIN.

PREPARE SURFACE BY CHIPPING TO

SOUND CONCRETE OR APPROVED

EQUAL. FLUSH OUT AREA WITH AIR

OR VACUUM

S5

197286

11 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

DEMOLITION DETAILS

JSF

1 2

SCALE, FEET

SCALE

CONCRETE ENCASED STEEL BEAM DEMOLITION

SCALE AS5

A

HEIGHT OF

DEMOLITION

VARIES

NOTES:

1. CONCRETE DEMOLITION LIMIT TO VARY DEPENDENT ON

SOUNDNESS OF EXISTING CONCRETE.

2. THE AMOUNT OF CONCRETE DEMOLISHED WILL GOVERN

WHICH REPAIR DETAIL IS SELECTED (TYPE 1 OR 2).

3. THE ENGINEER SHALL DETERMINE IF REPAIR TYPE 3 IS

REQUIRED AFTER EVALUATING THE EXISTING STEEL BEAM

AFTER CLEANING.

4. REFER TO SHEET S7 FOR REPAIR TYPE DETAILS.

5. CONTRACTOR TO REFER TO SPECIFICATIONS FOR

REQUIRED ENVIRONMENTAL PROCEDURES AND CONTROLS

FOR WORKING OVER WATER.

6. CONTRACTOR SHALL ENSURE ALL DEBRIS FROM

DEMOLITION IS CAPTURED AND COLLECTED. ANY DEBRIS

WHICH FALLS INTO THE WATER SHALL BE RETRIEVED BY

THE CONTRACTOR.

TYPE 3 REPAIR ADDITIONAL DEMOLITION

SCALE AS5

B GANGWAY LANDING DEMOLITION

SCALE B

D S5

UNDERDECK SPALL DEMOLITION

SCALE BS5

C

SCALE NOT TO SCALE

VAULT 7

VAULT 8

VAULT 9

VAULT 10

VAULT 11

VAULT 12

VAULT 13

VAULT 5

APPROX. LIMIT OF SURVEY

DATA FROM FERRY LANDING

PROJECT, CIRCA 2008

AB

AB

AB 9

AB 8

AB 6

AB 5

AB 4

AB 3

AB 2

AB 1

AB 10AB 11

AB 12

WHARF LOAD RATING LEGEND

- 250 PSF ALLOWABLE LIVE LOAD

- 200 PSF ALLOWABLE LIVE LOAD

- BELOW 100 PSF ALLOWABLE LIVE LOAD

(DO NOT LOAD)

NOTES:

1. DO NOT EXCEED THE LOAD RATINGS LISTED ON THIS SHEET.

2. THIS LOAD RATING IS FOR THE PIER IN ITS EXISTING CONDITION

AS DOCUMENTED BY GEI'S AUGUST 2024 FACILITY INSPECTION.

AB 7

LIMIT OF AREAS WITH

LOADING CAPACITIES

VAULT 6

VAULT 4

VAULT 3

VAULT 2

VAULT 1

S6

197286

12 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

EXISTING LOAD CAPACITY PLAN

JSF

TRUE

NORTH

SCALE

SCALE, FEET

20 40VAULT LOAD RATING PLAN

SCALE AS6

TIDAL DATUM

MHHW +9.93

MHW +9.49

NAVD88 +5.16

NGVD29 +3.80

MLW 0.0

MLLW -0.35

1" MIN.

NEW CONCRETE

REPAIR MORTAR

SAW CUT AROUND SPALLED AREA OR HOLE;

SAW CUT AREA SHALL BE AS RECTANGULAR

AS POSSIBLE, BUT WITH ROUNDED CORNERS

3/4" MIN.

PREPARE SURFACE IN

ACCORDANCE WITH REPAIR

MORTAR MFR'S INSTRUCTION

ORIGINAL SPALLED SURFACE

PREPARE SURFACE BY

CHIPPING OR APPROVED

EQUAL, FLUSH OUT AREA

WITH AIR OR VACUUM. ADD

CONCRETE BONDING AGENT

NEW S.S. W.W.F. WHEN DEPTH

>11

4", USE 2"X2" - #14 / #14,

WHEN DEPTH <11

4", OMIT MESH

CLEAN EX. EXPOSED REBAR

NEW 14"Ø S.S. HDG HOOKED REBAR

@ 12" OC MAX WITH MIN. 6"

EMBEDMENT INTO SOUND

CONCRETE INCIDENTAL TO TYPE C

REPAIR

CONCRETE DECK

EX. EMBEDDED BEAM

(SIZE VARIES)

CHIP TO SOUND

CONCRETE

WIDTH VARIES, MIN. 3"

COVER ALL SIDES FROM

EX. STEEL BEAM

HEIGHT OF

DETERIORATED

CONCRETE VARIES

PREPARE SURFACE IN

ACCORDANCE WITH REPAIR

MORTAR MFRS INSTRUCTION AND

ADD CONCRETE BONDING AGENT

4"

HDG #3 U-BARS @ 12" O.C.

TIED TO DOWEL BARS

1"

1"

NEW REBAR #3 DOWELS @ 12"

OC MAX. WITH MIN. 6"

EMBEDMENT INTO SOUND

CONCRETEHDG 4x4xW1.4 WWF TIED

TO U BARS ON EACH FACE

FOR LENGTH OF REPAIR

CONCRETE DECK

EX. EMBEDDED BEAM

PREPARE SURFACE IN

ACCORDANCE WITH

REPAIR MORTAR MFRS

INSTRUCTION AND ADD

CONCRETE BONDING

AGENT

NEW #3 REBAR DOWELS @

12" OC MAX. WITH MIN. 6"

EMBEDMENT INTO SOUND

CONCRETE

CHIP TO SOUND

CONCRETE

NEW REPAIR CONCRETE

WIDTH VARIES, MIN. 3"

COVER ALL SIDES FROM

EX. STEEL BEAM

1"

1"

HDG #3 U-BARS @ 12" O.C.

TIED DOWEL BARS

HDG 4x4xW1.4 WWF TIED

TO U BARS ON EACH FACE

FOR LENGTH OF REPAIR

WIDTH VARIES, MIN. 3"

COVER ALL SIDES FROM

STEEL BEAM AND PLATES

3"

4"Ø A325 BOLTS @

8" OC STAGGERED

HDG #3 U BARS

@ 12" O.C. TIED

TO DOWEL

BARS

NEW #3 REBAR DOWELS @

12" OC MAX. WITH MIN. 6"

EMBEDMENT INTO SOUND

CONCRETE

HDG 4x4xW1.4 WWF TIED

TO U BARS ON EACH FACE

FOR LENGTH OF REPAIR

(2) ∠8"X4"X1

2" ANGLES

BOLTED TO EX. WEB ENTIRE

LENGTH OF REPAIR

(2) 3 4" A307 BOLTS

@ 12" OC

PLATE SIZE SHALL

MATCH TOP FLANGE

DIMENSIONS SHOWN ON

SHEET G5

ADD CONCRETE

BODING AGENT

PRIOR TO CIP

S7

197286

13 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

REPAIR DETAILS I

JSF

UNDERDECK SPALL REPAIR DETAIL

SCALE B

S7 D

SCALE NOT TO SCALE

CONCRETE ENCASED STEEL

BEAM REPAIR - TYPE 1

SCALE A

CONCRETE ENCASED STEEL

BEAM REPAIR - TYPE 2

SCALE A

CONCRETE ENCASED STEEL

BEAM REPAIR - TYPE 3

SCALE A

C S7

B S7

A S7

NOTE:

1. EX. BEAMS TO BE REINSPECTED BY ENGINEER

AFTER CLEANING TO CONFIRM REPAIR TYPE IS

APPLICABLE.

2. ALL STEEL SHALL HAVE 3" COVER MIN.

NOTE:

1. CONTRACTOR TO REFER TO SPECIFICATIONS FOR

REQUIRED ENVIRONMENTAL PROCEDURES AND

CONTROLS FOR WORKING OVER WATER.

2. CONTRACTOR SHALL ENSURE ALL DEBRIS FROM

DEMOLITION IS CAPTURED AND COLLECTED. ANY

DEBRIS WHICH FALLS INTO THE WATER SHALL BE

RETRIEVED BY THE CONTRACTOR.

SCALE

1 2

SCALE, FEET

C.I.P. CONCRETE

REPAIR

GRANITE BLOCK

(CRACKED)

18"x18" C.I.P.

CONCRETE

FOUNDATION

1'Ø PIPE BOLLARD

(2) ROWS OF (2) #4 EPOXY U-BARS

12" MIN . EMBEDMENT (MIN 3" COVER)

SAWCUT GRANITE

BLOCK

" M

IN

5'-0"

'-0

" M

IN

4" LAYER BITUMINOUS

PAVEMENT

4" CRUSHED STONE

GEOTEXTILE

FILTER

FABRIC

VARIES

EX. PAVEMENT

MATCH EX.

GRADE

MATCH EX. GRADE

STRUCTURE/SOIL

TYPE VARIES

DETERIORATED

SURFACE TO BE

REPAIRED TO

MINIMIZE SOIL

LOSS

#9 U-BARS

15°

(2) #9 U-BARS DRILLED

AND EPOXIED 3'-4" INTO

CONC.

(10) #4 LONG BARS

#4 TRANS HOOP BARS @ 12" OC

1'-6"

3' -4

(2) #9 VERTICAL U-BARS

PLAN ELEVATION

1'-8"± 2'-6"±

9"

12"X20"X1

2" HORIZONTAL

PLATE

9"

CONC. DECK

FILL W/ GROUT

MOORING HARDWARE PER

MANUFACTURERS

RECOMMENDATIONS

#9 INCLINED U-BARS

#9 VERTICAL U-BARS

12" PIPE WITH 1/2" WALL

CONCRETE FILLED PIPE

BOLLARD

C.I.P. CONCRETE REPAIR

COAT BOLLARD WITH MARINE

GRADE WEAR RESISTANT

COATING. MATCH EXISTING

BOLLARD PAINT SCHEME

DOME CONCRETE

FOR WATER RUNOFF

9' M

AT

C

H E

XI

ST

IN

G

3'

-0

DRILL INTO EXISTING

DECK / ARCH BUTTRESS

18" x 18" C.I.P. CONCRETE

FOOTING

2" Ø

THRU

ROD

0'-5"

(2) ROWS OF (2) #4 EPOXY U-BARS

12" EMBEDMENT (MIN 3" COVER)

S8

197286

14 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

REPAIR DETAILS II

JSF

350460

4 8

SCALE, FEET

SINKHOLE REPAIR DETAIL

SCALE AS8

1 GRANITE BLOCK REPAIR AT BOLLARD

SCALE BS8

SCALE

SCALE

NOTES:

1. CONTRACTOR SHALL EXCAVATE TO A MIN. OF 10 FEET UNLESS OTHERWISE AGREED IN THE FIELD TO

REPAIR THE SETTLEMENT IN THE ASPHALT.

2. CONTRACTOR SHALL CONFIRM METHOD OF REPAIRING THE DETERIORATED SURFACE OF THE

STRUCTURE PRIOR TO PROCEEDING.

3. IF SINKHOLE IS DUE TO A DETERIORATED PIPE OR UTILITY, PIPE OR UTILITY SHALL BE REPAIRED OR

PLUGGED PER DIRECTION FROM NPS.

4. ALL EXTRA MATERIALS SHALL BE REMOVED IN ACCORDANCE WITH LOCAL AND FEDERAL STANDARDS.

CLEAT REPLACEMENT AT ABUTMENT 13

SCALE CS8

30 INCH CLEAT

SEE DETAIL S8

SCALE NOT TO SCALE

2 4

SCALE, FEET

SCALE

1 2

SCALE, FEET

CLEAT REPLACEMENT AT ABUTMENT 13

SCALE DS8

S8 A

EX. CONC.

3' -4

REMOVE GRANITE BLOCK & REUSE

FOR OTHER REPAIRS. REPLACE

GRANITE BLOCK W/ CONCRETE

2' -6

6'-0"

CLEAT REPLACEMENT AT ABUTMENT 13

SCALE DS8

A

DOWEL AND EPOXY

(2) #9 U-BARS

NOTE:

1. DRILLED HOLES SHALL BE CORED AND

CLEANED WITH AIR AND WATER PRIOR TO

EPOXY ANCHOR INSTALLATION.

30 INCH CLEAT - DETAIL

SCALE BS8

BOLLARD REPLACEMENT

SCALE BS8

S8

ADD CONCRETE BONDING AGENT

PRIOR TO CIP

EL. +14.5

EL. -2.12 LOWEST

ASTRONOMICAL TIDE

1"Ø DEFORMED

RUNGS @ 12" OC

'-7

3'

-6

2'-0"

1'-6"

TOP OF GRANITE DECK

6"X6"X1/4" ANGLE W/ FASTENER

MHW EL. +9.49

MLW EL. 0.0

FENDER PILE (TYP)

45° CHAMFER ON CHOCKS

WHERE LADDER IS

CONNECTED (TYP.)

MUDLINE VARIES

C6X13

STEEL

GRATE

1'-6"±

4"

TYP.

HDG ∠6"X6"X1

4" X

6" LG. (TYP)

CLOSURE PLATE. 516"

BENT PLATE TO

MATCH FLANGE

WIDTH. 3" RADIUS

4"

TYP.

HDG ∠6"X6"X1

4" X

18" LG. (TYP)

EX. REBAR 2" MAX.

EX. CONCRETE

REPAIR MORTAR

CHIP DOWN TO SOUND

CONCRETE; PREPARE SURFACE

IN ACCORDANCE WITH REPAIR

MORTAR MFR'S INSTRUCTION,

AND CONCRETE BONDING

AGENT

1/4" MIN. AMPLITUDE

FOR ROUGH FINISH

CHIP BACK TO SOUND CONCRETE.

SAW CUT 1" DEEP CUT AT LIMIT OF

SPALLED AREA CREATING

RECTANGULAR REPAIR AREA AND

CLEAN EDGE

S9

197286

15 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

REPAIR DETAILS III

JSF

3504601 2

SCALE, FEET

SCALE

SCALE

LADDER - ELEVATION

SCALE BS9

B

S9 C

HDG ∠3"X3"X1

4" X 18" LG.

ANGLE W/ (2) 3 4"Ø EPOXY

ANCHORS 12" O.C., MIN.

8" EMBEDMENT

UTILITIES

4"Ø LAG SCREW X 8" LG.

SECURE GRATING W/ HDG

CLIPS PER MFR SPEC

GALVANIZED STEEL

GRATE STEP

LADDER TOP ATTACHMENT

SCALE CS9

C

4 8

SCALE, FEET

SCALE

2 4

SCALE, FEET

CONCRETE DECK SPALL REPAIR DETAIL

SCALE AS9

A

MODIFY RAILING FOR NEW

LADDER ACCESS GATE

BOSTON HARBOR

LAND UNDER OCEAN

PIER 1

SLOPE DOWN

REPLACE BENT

SUPPORTS

BARGE LADDER

SEE DETAIL

S10

197286

16 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

BARGE REPAIR PLA

OPTION 1NJSF

TRUE

NORTH

SCALE

BARGE LAYOUT

SCALE AS10

8 16

SCALE, FEET

B S11

BARGE LADDER

SEE DETAIL

B S11

BARGE LOCATION

SEE DETAIL

D S11

PLATFORM LANDING

(BASE BID)

SEE DETAIL

A S11

REPLACE

HARDWARE

SEE DETAIL

A S11

REPLACE

HARDWARE

SEE DETAIL

A S11

REPLACE

HARDWARE

SEE DETAIL

A S11

REPLACE

HARDWARE

SEE DETAIL

G S11

REPAIR GANGWAY

CONNECTION

(BASE BID)

SEE DETAIL

NOTE:

1. ALL ITEMS ON THIS SHEET ARE OPTION 1,

UNLESS NOTED OTHERWISE.

350460

BARGE REPAIR PLAN

(OPTION 1)

REPLACE

HARDWARE IN KIND

EXISTING MOORING PILE

EXISTING PILE GUIDE

EXISTING BARGE

3' -6

CLOSURE P 516" BENT P TO MATCH

FLANGE WIDTH 3" RADIUS

L L

1/4"

GRIND

SMOOTH

BOTTOM OF BARGE

6"

1/4"TYP.

SECTION ELEVATION

TOP OF BARGE

C6X30

2'-6"

4"

R

U N

G S

SP

AC

ED

" O C

3' -6

1/4"TYP.

DEFORMED RUNGS

PATCH DAMAGED COATING

AFTER INSTALLATION (TYP.)

7' -1

C6X30 2'-0"

∠4"X4"X1 2"

7"

C RUNGL

1/4"TYP.

1/4" TYP.

6"X2"X3'-0" UHMW RUB

STRIP. 1" RECESSED

BOLT HOLES

2" CHAMFER

ALL EDGES

(3) NEW S.S. 1/2"Ø

BOLTS, LOCK NUTS,

AND WASHERS.

STAGGER BETWEEN

EXISTING BOLTS

NEW ∠3"X3"X1

2" BOLTED TO

GANGWAY RUB RAIL

(4) NEW S.S. 12"Ø BOLTS, LOCK

NUTS, AND WASHERS. ALIGN

WITH EXISTING BOLTS

4"Ø SS EPOXY

ANCHOR BOLTS 3" O.C. 2 PER

PLATE MIN. 6" EMBEDMENT

2" MIN

GROUT BED

4"X3"X5/8" X 8"LG ANGLE

CENTERED OVER PILE

CAP (INSTEAD OF PLATE)

10X6X1

2 HSS

PILE CAP

DECK SLAB

2"x5"x6'-0" PLATE

PIANO HINGE POCKETS W/

2" SCH. 80 PIPE PIN

2"X5"X6'-0" UHMW PLATE

ATTACHED TO ALUM PLATE

2 " SCH. 40

S.S. PIPE SLEEVE

1/4 TYP.

1/4TYP.

#6 SS BAR DOWEL @ 9" O.C. STAGGERED

WITH HORIZONTAL BARS (TYP.)

MINIMUM 6" EMBEDMENT

3" MIN. CONCRETE COVER (TYP.)

NEW REPAIR CONCRETE

8X8x5/8 PLATE

CENTERED AT EACH PILE CAP

3/4" SS EPOXY ANCHOR

BOLTS 3" O.C.

(2) PER ANGLE

MIN 6" EMBEDMENT

S11

197286

17 17

WHG

KDB/MMB

11/24/25 CHARLESTOWN NAVY YARD

BARGE REPAIR DETAILS

JSF

SCALE

2 4

SCALE, FEET

REPLACE HARDWARE - SECTION

SCALE AS11

A BARGE LADDER DETAIL

SCALE AS11

B BARGE LADDER PLAN

SCALE BS11

C

SCALE

1 2

SCALE, FEET

PLATFORM LANDING

SCALE BS11

D

GANGWAY RUB RAIL

MODIFICATION

SEE DETAILS11

E

GANGWAY RUB RAIL

MODIFICATION - ELEVATION

SCALE CS11

E

SCALE

1 2

SCALE, FEET

EXISTING ALUMINUM3'-0"± (V.I.F.)

EXISTING 3"X3"X1

8" ALUMINUM

GANGWAY RUB RAIL

EXISTING LOCK

NUT HOLE

2" (TYP)

CENTER

NEW ∠3"X3"X1

2" BOLTED TO

GANGWAY RUB RAIL

(3) NEW S.S. 12" BOLTS AND LOCK

NUTS/ STAGGER BETWEEN EXISTING

BOLTS

GANGWAY RUB RAIL

MODIFICATION - SECTION

SCALE DS11

F

SCALE

1/2 1

SCALE, FEET

GANGWAY CONNECTION REPAIR DETAIL

SCALE CS11

G

NOTE: ALL MATERIAL IS STEEL FOR

LADDERS.

S11 C

S11 F

350460

BARGE REPAIR DETAILS

(OPTION 1)