Saybrook Point Seawall Repair - Appendix C.pdf

CONCRETE

REINFORCED CONCRETE.

1. ALL CONCRETE IS DESIGNED BY ULTIMATE STRENGTH METHOD PER

ACI-318 AND SHALL BE NORMAL WEIGHT CONCRETE AS FOLLOWS:

A. SEAWALL BACKFILL f'c= 3,000 psi B. SIDEWALK f'c= 4,000 psi

AIR-ENTRAINED 5%-6%, WATER:CEMENT RATIO 0.5.

2. CONTRACTOR TO SUBMIT CONCRETE MIX DESIGN FOR ENGINEER'S

REVIEW, PRIOR TO DELIVERY OR PLACEMENT OF CONCRETE.

3. ALL STEEL REINFORCING BARS TO BE GRADE 60 EPOXY-COATED REBAR.

4. LAP #5 BARS 2'-6" WHERE NECESSARY.

5. MINIMUM COVER ON STEEL TO BE 3" CLEAR, TYPICAL.

6. CONCRETE SHALL HAVE NO JOINTS IN A HORIZONTAL PLANE.

7. EPOXY ADHESIVE TO BE HILTI HIT OR EQUIVALENT.

BASEMAP:

IS AN ELECTRONIC COPY OF: PRELIMINARY DESIGN PLAN

BULKHEAD REPAIR & PEDESTRIAN WALKWAY PROJECT BY COASTLINE

CONSULTING & DEVELOPMENT, 57-B EAST INDUSTRIAL ROAD, BRANFORD, CT

06405

BASEMAP REFERENCES:

TOPOGRAPHIC SURVEY & HYDROGRAPHIC SURVEY, THE POINT, LLC & TOWN

OF OLD SAYBROOK, 145 & LOT #42-2 COLLEGE STREET, OLD SAYBROOK,

CONNECTICUT", DATED MAY 20, 2024, SCALE 1" = 30' AND PREPARED BY

COASTLINE CONSULTING & DEVELOPMENT, LLC (TIMOTHY MCCARTHY

CERTIFIED HYDROGRAPHER, Cert No. 296) AND CERTIFIED TO CLASS T-2

STANDARDS OF ACCURACY BY JAMES NAGLE, L.S., LIC. NO. 15195

(EXCLUSIVE OF SOUNDINGS.

"SUBDIVISION OF WINTER TRUST, KODAMA & WALTERS, COLLEGE STREET

EXT., OLD SAYBROOK, CONNECTICUT", SCALE 1" = 40', DATED OCTOBER 20,

1988, CERTIFIED TO CLASS A-2 STANDARDS OF ACCURACY AND PREPARED

BY RICHARD W. GATES, LAND SURVEYOR, CENTERBROOK, CT. SAID MAP ON

FILE IN OLD SAYBROOK TOWN CLERK'S OFFICE AS MAP No 1928.

"NFIP, FLOOD INSURANCE RATE MAP, MIDDLESEX COUNTY, CONNECTICUT",

MAP NUMBER 09007C0361J, MAP EFFECTIVE 2/6/2013, PREPARED BY THE

FEDERAL

EMERGENCY MANAGEMENT AGENCY.

VERTICAL DATUM & TIDELINES

ELEVATIONS ARE REFERENCED TO THE NORTH AMERICAN VERTICAL

DATUM OF 1988 (NAVD88). THE CJL (COASTAL JURISDICTION LINE)

ELEVATION OF 2.9' NAVD88

DATUM IS THE VALUE FOR OLD SAYBROOK, CT AS ESTABLISHED BY THE

CONNECTICUT DEPARTMENT OF ENERGY & ENVIRONMENTAL PROTECTION.

1.

2.

3.

4.

5.

6.

7.

1.

2.

EROSION & SEDIMENTATION CONTROLS:

LAND DISTURBANCE SHALL BE KEPT TO A MINIMUM.

EROSION AND SEDIMENT CONTROL MEASURES SHALL BE

CONSTRUCTED IN ACCORDANCE WITH THE STANDARDS AND

SPECIFICATIONS OF THE “CONNECTICUT GUIDELINES FOR SOIL

EROSION AND SEDIMENT CONTROL”, JANUARY 1985.

EROSION AND SEDIMENT CONTROL MEASURES SHALL BE

MAINTAINED IN EFFECTIVE CONDITION THROUGHOUT THE

CONSTRUCTION PERIOD.

INSTALL IN WATER COLUMN A TURBIDITY CURTAIN FOR SEDIMENT

CONTROL TO CONTAIN DISTURBED FINES IN WATER. CURTAIN SHALL

ENCLOSE ANY ACTIVE WORK AREA AT LEAST 10 FEET MINIMUM OF

SEAWALL WORK AND CONFORM TO CONNECTICUT DOT STANDARDS.

CURTAIN MAY BE REMOVED AND OR REUSED AT OTHER WORK

AREAS ONCE CONSTRUCTION FINES HAVE SETTLED OUT OF THE

WATER COLUMN.

THE CONTRACTOR SHALL UTILIZE APPROVED METHODS/MATERIALS

FOR PREVENTING THE BLOWING AND MOVEMENT OF DUST FROM

EXPOSED SOIL SURFACES ONTO ADJACENT PROPERTIES AND SIRE

AREAS.

THE CONTRACTOR SHALL MAINTAIN AN ADDITIONAL SUPPLY OF

EROSION & SEDIMENTATION CONTROL ON SITE FOR EMERGENCY

PURPOSES.

THE CONTRACTOR SHALL PROVIDE A PROJECT SPECIFIC PLAN FOR

THE INSTALLATION AND MAINTENANCE OF SEDIMENTATION AND

EROSION CONTROL MEASURES FOR THE PROJECT SITE AND SHALL

BE RESPONSIBLE FOR CONSTRUCTION AND MAINTENANCE OF ALL

CONTROL MEASURES THROUGHOUT THE CONSTRUCTION PERIOD.

SELECTIVE DEMOLITION

EXCEPT FOR ITEMS THAT ARE SPECIFICALLY SCHEDULED FOR

REINSTALLATION, DEMOLISHED MATERIAL SHALL BE CONSIDERED TO

BECOME PROPERTY OF THE CONTRACTOR AND SHALL BE

COMPLETELY REMOVED FROM THE JOB SITE AND DISPOSED OF IN A

SAFE AND LEGAL MANNER.

EXTENT OF DEMOLITION WORK IS SHOWN SCHEMATICALLY ON THE

DRAWINGS. THE CONTRACTOR SHALL VISIT THE SITE P PRIOR TO

SUBMITTING THE BID TO BECOME FAMILIAR WITH HE EXISTING SITE

CONDITIONS.

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

STONE WORK:

1. REPAIR / REBUILD OF STONE SEAWALL SHALL USE EXISTING STONE.

2. CLEAN STONE FOR REUSE OF ORGANIC GROWTH OR OTHER

FOREIGN MATERIALS.

3. FOR REBUILD, PLACE STONES IN SIMILAR ARRANGEMENT TO

EXISTING WALL WITH VERTICAL WATERSIDE FACE.

4. FOR WALL REPAIR AT VOIDS, REMOVE LOOSER STONES AND

REBUILD AND CHINK TO PROVIDE SOLID FACE.

5. FOR STONE EMBEDDED BEYOND EXISTING (RETURNS AT SIDES OF

WOOD DECK) PROVIDE STONE OF SIMILAR SIZE AND MATERIAL OF

EXISTING.

EARTH WORK:

USE EQUIPMENT ADEQUATE IN SIZE, CAPACITY, AND NUMBERS TO

ACCOMPLISH THE WORK OF THIS SECTION IN A SAFE AND PROPER

MANNER.

PROTECT STRUCTURES, UTILITIES, SIDEWALKS, PAVEMENTS, AND

OTHER FACILITIES FROM DAMAGE CAUSED BY SETTLEMENT, LATERAL

MOVEMENT, WASHOUT, AND OTHER HAZARDS CREATED BY

OPERATIONS UNDER THIS SECTION .

UPLAND SOIL STOCKPILES SHALL BE CONTAINED BY HAY BALES OR

SILT FENCING TO PREVENT EROSION. MAINTAIN CONTAINMENT

MEASURES DURING THE WORK.

PERFORM EXCAVATION OF EVERY TYPE OF MATERIAL ENCOUNTERED

WITHIN THE LIMITS OF THE WORK TO THE LINES, GRADES, AND

ELEVATIONS INDICATED HEREIN.

EXCAVATE AND BACKFILL IN A MANNER AND SEQUENCE THAT WILL

PROVIDE PROPER DRAINAGE AT ALL TIMES.

SLOPE EXCAVATIONS AS NECESSARY TO MAKE SLOPES SAFE IN

ACCORDANCE WITH THE APPROPRIATE REGULATIONS. CONTRACTOR

IS RESPONSIBLE FOR COMPLIANCE WITH SAFETY LAWS AND

REGULATIONS FOR EXCAVATION.

CONTRACTOR IS RESPONSIBLE TO PROVIDING QUALIFIED PERSONNEL

TO MEET THE REQUIREMENTS OF OSHA DEFINED ‘COMPETENT

PERSON’.

SHORE AND BRACE SHALL BE PROVIDED WHERE SLOPING IS NOT

POSSIBLE BECAUSE OF SPACE RESTRICTIONS OR STABILITY OF THE

MATERIALS BEING EXCAVATED.

MAINTAIN SIZES AND SLOPES OF EXCAVATIONS IN A SAFE CONDITION

UNTIL COMPLETION OF BACKFILLING.

PERFORM ALL BACK FILLING AND COMPACTION OPERATIONS IN A

CAREFUL AND CONTROLS MANNER, AVOID DAMAGING EXISTING

STRUCTURES, PREVENT LOSS OF MATERIAL THROUGH OPENINGS IN

THE BULKHEAD AND PREVENT MATERIALS FROM ENTERING THE

WATERWAY.

DESCRIPTION OF WORK:

THE WORK COVERED UNDER THESE CONTRACT DOCUMENTS,

INCLUDING THE DRAWINGS, PROJECT NOTES, AND ALL AMENDMENTS,

CONSISTS OF PROVIDING ALL PLANT, LABOR, SUPERVISION EQUIPMENT,

APPLIANCES AND MATERIALS AND IN PERFORMING ALL OPERATIONS IN

CONNECTION WITH AT LEAST, BUT NOT NECESSARILY LIMITED TO, THE

FOLLOWING ITEMS:

TEMPORARY REMOVAL OF STRUCTURES

SELECTIVE DEMOLITION

REPAIR / REBUILD OF STONE WORK

CONCRETE BACKFILL BEHIND WALL

EXCAVATION, BACKFILLING, AND COMPACTING

THE CONTRACTOR SHALL PROVIDE ALL ITEMS AND ACCESSORIES

REQUIRED TO COMPLETE ALL ASPECTS OF THE WORK NEEDED FOR A

COMPLETE AND PROPER INSTALLATION, ALL IN STRICT ACCORDANCE

WITH THE CONTRACT DOCUMENTS.

REBUILD / ENHANCE RIP RAP

NEW SIDEWALK

NEW GALVANIZED STEEL RAILINGS

GENERAL

1. ALL ELEVATIONS REFERENCED TO NAVD88 DATUM.

2. ALL WORK TO COMPLY WITH DEEP PERMIT (202503154-COP 145

& LOT42-2 COLLEGE STREET, OLD SAYBROOK, CT AND - USACOE

NAE-2025-01003 WHERE APPLICABLE)

3. WORK SHALL COMPLY WITH FEDERAL, STATE, AND LOCAL LAWS

AND STATUES AND THE REQUIREMENTS AND CONDITIONS OF

ALL REGULATORY PERMITS ISSUED FOR THE WORK.

4. EXISTING CONDITIONS AND DIMENSIONS SHALL BE VERIFIED BY

THE CONTRACTOR PRIOR TO CONSTRUCTION AND

FABRICATION OR ORDERING OF ANY CONSTRUCTION

MATERIALS.

5. SECTIONS AND DETAILS APPLY TO SAME AND SIMILAR

CONDITIONS UNLESS SPECIFICALLY NOTED OTHERWISE

HEREIN.

6. DAMAGE TO ANY PROPERTY, PRIVATE OR OF PUBLIC TRUST,

OCCURRING DURING THE CONSTRUCTION BY THE

CONTRACTOR SHALL BE THE RESPONSIBILITY OF THE

CONTRACTOR AND SHALL BE REPAIRED TO SATISFACTION OF

THE OWNER AT THE EXPENSE OF THE CONTRACTOR.

7. THE CONTRACTOR SHALL SAFEGUARD AND PROTECT ALL

EXCAVATIONS.

8. THE CONTRACTOR SHALL USE ADEQUATE NUMBERS OF

SKILLED WORKMEN WHO ARE THOROUGHLY TRAINED AND

EXPERIENCE IN THE NECESSARY CRAFTS AND WHO ARE

COMPLETELY FAMILIAR WITH THE SPECIFIED REQUIREMENTS

AND METHODS NEEDED FOR PROPER PERFORMANCE OF THE

WORK.

9. THE CONTRACTOR SHALL USE EQUIPMENT ADEQUATE IN SIZE,

CAPACITY, AND NUMBERS, AND MAINTAINED TO THE

REQUIREMENTS OF ALL FEDERAL, STATE, AND LOCAL LAWS

AND REGULATIONS TO ACCOMPLISH THE WORK.

10. THE CONTRACTOR SHALL PROTECT ALL WETLANDS AND

COASTAL RESOURCES FROM INTRUSION BY TURBID WATERS,

CONSTRUCTION DEBRIS, CONSTRUCTION EQUIPMENT, OR

PERSONNEL DURING ALL WORK ACTIVITIES.

11. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO

LOCATE AND PROTECT FROM DAMAGE ALL UTILIZES , UTILITY

STRUCTURES, DRAINS & TANKS OR ANY UNKNOWN UTILITIES

OR STRUCTURES EXCLUDING THOSE UTILITIES SPECIFIED FOR

DEMOLITION.

12. THE CONTRACTOR SHALL NOTIFY THE ENGINEER IMMEDIATELY

IN WRITING IF CONTRACTOR OBSERVES ANY DISCREPANCIES

OR ERRORS WHICH WOULD MATERIALLY AFFECT THE PROJECT.

13. CONSTRUCTION STORAGE AREA SHALL BE COORDINATED WITH

THE OWNER.

14. CONTRACTOR SHALL PROVIDE OWNER WITH A LIST OF

EQUIPMENT AND MATERIALS TO BE STORED IN CONSTRUCTION

STORAGE AREA.

BASEMAP: (CONTINUED)

UTILITY NOTE

ANY UNDERGROUND AND/OR UNDERWATER UTILITY, STRUCTURE, AND

FACILITY LOCATIONS DEPICTED AND/OR NOTED HEREON MAY HAVE BEEN

COMPILED, IN PART, FROM RECORD MAPPING SUPPLIED BY THE RESPECTIVE

UTILITY COMPANIES OR GOVERNMENTAL AGENCIES, FROM PAROLE

TESTIMONY AND FROM OTHER SOURCES. THESE LOCATIONS MUST BE

CONSIDERED AS APPROXIMATE IN NATURE. ADDITIONALLY, OTHER SUCH

FEATURES MAY EXIST ON THE SITE, THE LOCATIONS OF WHICH ARE

UNKNOWN TO COASTLINE CONSULTING & DEVELOPMENT, LLC. THE SIZE,

LOCATION AND EXISTENCE OF ALL SUCH FEATURES MUST BE FIELD

DETERMINED AND VERIFIED BY THE APPROPRIATE AUTHORITIES PRIOR TO

ANY CONSTRUCTION. CALL BEFORE YOU DIG: 1-800-922-4455

RAILING:

1. PROVIDE NEW GALVANIZED STEEL GUARDRAIL FOR FULL LENGTH OF

CONCRETE SIDEWALK AT OUTER EDGE.

2. GUARDRAIL TO HAVE TOP AND LOWER HORIZONTAL RAIL 1 1/2" DIA.

SCHEDULE 40 WELDED TO 1 1/2" DIA SCHEDULE 40 VERTICAL

SUPPORTS AT MAXIMUM OF 4FT ON CENTERS.

3. PROVIDE FIELD SPLICES IN HORIZONTAL PIPES AS NEEDED TO ALLOW

FOR SHIP FABRICATE AND GALVANIZED OF RAIL SECTIONS IN LONGEST

LENGTHS POSSIBLE.

4. FIELD MEASURE LOCATIONS FOR GUARDRAILS PRIOR TO SUBMITTING

SHOP DRAWING FOR REVIEW AND FABRICATION.

GENERAL STRUCTURAL NOTES

SCALE:

PROJECT NUMBER:

DATE:

DRAWN BY:

CHECKED BY:

NOTES:

\\ProjectServer2\Public\ProjectServer\2025 Projects\25248 OS Point Seawall\CAD\1 Current\25248 OS Point Seawall.rvt

1" = 1'-0"

S1S1

25248

09/23/25

JJS

CCB

THE POINT, LLC &

TOWN OF OLD

SAYBROOK

SEAWALL REBUILD

145 & LOT #42-2 COLLEGE

STREET

OLD SAYBROOK,

CONNECTICUT

GENERAL NOTES

FOR PERMIT +

CONSTRUCTION

ISSUED DRAWINGS

No. DESCRIPTION DATE

1 ISSUED FOR PERMIT 1/30/2026

2 REVISED FOR PERMIT 3/5/2026

PROPERTY OF

TOWN OF OLD SAYBROOK

COLLEGE STREET LOT #42-2

FEMA ZONE VE EL. 15

FULL EXTENT OF MAP

BENCHMARK NGS SURVEY DISK

EL. 5.2' NAVD88

MAINTAIN OF POSSIBLE

CJL/HTL (2.9), MHW (1.3) & MLW

(-1.9) ALONG FACE OF BULKHEAD

JAMES NAGLE, L.S.

CT Lic. No. 15195

S3

S3

N/F TOWN OF OLD SAYBROOK

155 COLLEGE STREET

S3

REBUILT STONE WALL WITH

CONCRETE BACKUP

APPROXIMATE LIMIT OF

TEMPORARY EXCAVATION

CONSTRUCTION

LIMIT LINE IMPROVED

RIP-RAP

PROPERTY OF

THE POINT, LLC

145 COLLEGE STREET

LENGTH OF

REPAIRED STONE

SEAWALL ~131 FT.

LENGTH OF

REBUILT STONE

SEAWALL ~175 FT.

RETURN

STONE

SEAWALL

10'-0"

10'-0" WIDE CONCRETE SIDEWALK

PROVIDE CONTROL JOINTS IN

SIDE WALK AT 5'-0" CENTERS &

EXP JOINT EVERY 20 FT. TYP.

4' -0

GALV RAILING. SEE 1/S3

GALV RAILING. SEE 1/S3

APPROXIMATE LIMIT OF

TEMPORARY EXCAVATION

NORTH

1/16" = 1'-0"2 PROPOSED SITE PLAN

SCALE:

PROJECT NUMBER:

DATE:

DRAWN BY:

CHECKED BY:

NOTES:

\\ProjectServer2\Public\ProjectServer\2025 Projects\25248 OS Point Seawall\CAD\1 Current\25248 OS Point Seawall.rvt

As indicated

S2S2

25248

09/23/25

JJS

CCB

THE POINT, LLC &

TOWN OF OLD

SAYBROOK

SEAWALL REBUILD

145 & LOT #42-2 COLLEGE

STREET

OLD SAYBROOK,

CONNECTICUT

EXISTING CONDTIONS

AND PROPOSED SITE

PLANS

FOR PERMIT +

CONSTRUCTION

ISSUED DRAWINGS

No. DESCRIPTION DATE

1 ISSUED FOR PERMIT 1/30/2026

1" = 30'-0"1 EXISTING CONDITIONS SITE PLAN

MUD / SAND

MLW = -1.9'

MHW = 1.3'

CJL / HTL = 2.9'

REBUILD STONE

BULKHEAD TO

TOP EL. 4.5' +/-

GRADE AND PAVE

AS NECESSARY

0'

OSHA SAFE

EXCAVATION.

APPROXIMATE LIMIT

OF TEMPORARY

EXCAVATION (TYP)

3/4" CRUSHED

STONE BACK FILL

HEAVY DUTY FILTER

FABRIC (GEOTEXTILE)

REBUILT STONE

SEAWALL

CONCRETE WALL

2'-0"

RIP RAP BEYOND

EL. -1.5 FT

2'-0" MIN.

OPTIONAL

COLD JOINTS

COMPACTED SOIL BACK FILL

OR 3/4" PROCESS RECYCLED

CONCRETE IN 8" LIFTS

FRONT STONES

MIN. 2'-0"

TURBIDITY CURTAIN

NOTE: WORK AREAS SHALL

BE PHASED TO A MAXIMUM

OF 50 FOOT LENGTH OF

WALL AT A TIME PER PERMIT.

R

EM

O

VE

E

XI

ST

IN

G A

N D

R

EB

U

IL

D

6' -8

" M

IN

IM

U

M

EL. = 5.3'

REMOVE EXISTING

CONCRETE SIDEWALK

FUTURE SLAB AND

RAILING. N.I.C.

MLW = -1.9'

MHW = 1.3'

CJL / HTL = 2.9'

UPLAND SOILS

MUD / SAND

RE ORGANIZE AND ADD RIP-RAP

TO SLOPE SHOWN. (ADDED RIP

RAP UP TO 8 CUBIC YARDS.)

TIMBER PILE (TYP)

0'

EXISTING PLATFORM CUT BACK

EXISTING CONCRETE

END WALL

EXISTING RIP-RAP

UNDER PLATFORM

TO REMAIN

EL. = 5.3'

MUD / SAND

MLW = -1.9'

MHW = 1.3'

CJL / HTL = 2.9'

0'

REMOVE EXISTING

CONCRETE WALL AND

SIDEWALK

REBUILD STONE

BULKHEAD TO TOP

EL. 4.5' +/-

GRADE AND PAVE

AS NECESSARY

OSHA SAFE

EXCAVATION.

APPROXIMATE LIMIT

OF TEMPORARY

EXCAVATION (TYP)

3/4" CRUSHED

STONE BACK FILL

HEAVY DUTY FILTER

FABRIC (GEOTEXTILE)

REBUILT STONE

SEAWALL

CONCRETE WALL

2'-0"

RIP RAP BEYOND

EL. -1.5 FT

2'-0" MIN.

OPTIONAL

COLD JOINTS

COMPACTED SOIL BACK FILL

OR 3/4" PROCESS RECYCLED

CONCRETE IN 8" LIFTS

FRONT STONES

MIN. 2'-0"

4' -6

" R

EM

O

VE

A N

D R

EB

U

IL

D

EL. = 5.3'

NOTE: WORK AREAS SHALL

BE PHASED TO A MAXIMUM

OF 50 FOOT LENGTH OF

WALL AT A TIME PER PERMIT.

FUTURE SLAB AND

RAILING. N.I.C.

3/4" = 1'-0"2 PROPOSED CONDITIONS AT PLATFORM

3/4" = 1'-0"1

PROPOSED REBUILD AT STONE

BULKHEAD

3/4" = 1'-0"3

PROPOSED CONDITIONS AT STONE

BULKHEAD

SCALE:

PROJECT NUMBER:

DATE:

DRAWN BY:

CHECKED BY:

NOTES:

\\ProjectServer2\Public\ProjectServer\2025 Projects\25248 OS Point Seawall\CAD\1 Current\25248 OS Point Seawall.rvt

3/4" = 1'-0"

S3S3

25248

09/23/25

JJS

CCB

THE POINT, LLC &

TOWN OF OLD

SAYBROOK

SEAWALL REBUILD

145 & LOT #42-2 COLLEGE

STREET

OLD SAYBROOK,

CONNECTICUT

SEA WALL SECTION

VIEWS

FOR PERMIT +

CONSTRUCTION

ISSUED DRAWINGS

No. DESCRIPTION DATE

1 ISSUED FOR PERMIT 1/30/2026