B.08 - Drawing - W912HN21B5000_AMD 02.pdf

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Attached to
Savannah Harbor DMCA 1N Dike Raising Federal contract opportunity
Solicitation number
W912HN21B5000
Issued by
Department of the Army Corps of Engineers Engineering District Savannah

About this file

This document package includes plans and specifications for a federal construction contract opportunity with the U.S. Army Corps of Engineers Savannah District. The solicitation seeks construction services to raise the perimeter dike and cross dike at the Savannah Harbor DMCA 1N dredged material containment area in Chatham County, Georgia to uniform elevations of 33 feet and 31 feet MLLW respectively. Work includes clearing, earthwork, surveying, turf establishment, relocating two southeastern weirs and providing additional catwalks and weir risers on two weirs along the cross dike. Bidders must furnish personnel, transportation, equipment and materials to install and remove silt fence for erosion control, harvest earth materials for placement, maintain roadways, and apply herbicide. The 9,270 foot new dike centerline alignment and weir/outfall areas must be cleared. The contractor will be responsible for verifying all dimensions and elevations.

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G E

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O T

E S

ACCORDANCE WITH THE REQUIREMENTS OF ACI 318.

OTHERWISE. CONTINUOUS REINFORCING STEEL SHALL BE LAPPED IN

CONCRETE REINFORCING STEEL SHALL BE CONTINUOUS UNLESS NOTED

INDICATED, UNLESS NOTED OTHERWISE.

MINIMUM CONCRETE COVER FOR REINFORCING STEEL SHALL BE AS

CONCRETE EXPOSED TO WEATHER

CONCRETE CAST AGAINST EARTH

3"

2"

1"

SLABS AND WALLS

1.

2.

3.

REINFORCING BARS WHICH ARE INDICATED TO BE BENT OR HOOKED.

TOLERANCES IN ACCORDANCE WITH ACI SP-66. SHOP FABRICATE

TO ASTM A615/A615M, GRADE 60 AND SHALL HAVE FABRICATION

CONCRETE REINFORCING BARS SHALL BE DEFORMED BARS CONFORMING

CONCRETE DENSITY SHALL BE NORMAL WEIGHT.

COMPRESSIVE STRENGTH (f'c) OF 4,000 PSI.

CAST-IN-PLACE CONCRETE SHALL ATTAIN A MINIMUM 28-DAY

NOT BE ACCEPTED.

SPOOL TYPE. FLANGES WELDED BY A GUN ONTO NEW HDPE PIPE WILL

ALL FLANGES ON NEW HDPE PIPE MUST BE SHOP- MANUFACTURED

THE TIMBER PILES SHALL COMPLY WITH UFGS SPEC 31 62 19.

ASTM D3350, MINIMUM CELL CLASS 335434C.

POLYETHYLENE MATERIAL THAT MEETS THE REQUIREMENTS OF

PIPES, WEIR RISERS, AND BEARING PLATES SHALL BE HIGH DENSITY

THESE CONTRACT DRAWINGS, THE FORMER SHALL GOVERN.

COMPLY WITH UFGS SPECS 06 73 01. IN CASE OF CONFLICT WITH

FIBERGLASS GRATING INCLUDING CLIPS AND ANCHORAGE SHALL

TO ASTM A-276

UNLESS NOTED OTHERWISE ALL STAINLESS STEEL SHALL CONFORM

STAINLESS STEEL CONFORMING TO ASTM A-316.

WEIR VALVE AND ITS COMPONENTS SHALL BE MANUFACTURED OF

ALL STAINLESS STEEL BOLTS SHALL CONFORM TO ASTM A-3041.

2.

3.

ALL ANCHOR BOLTS SHALL BE GALVINIZED.

ALL ANCHOR BOLTS SHALL BE ASTM F1554 GRADE 36. 5.

DAMAGE SHALL BE PAINTED IN ACCORDANCE WITH SPECIFICATIONS.

ANY UNCOATED STEEL AREAS OR AREAS OF STEEL WITH COATING

ALL NEW STRUCTURAL STEEL MUST BE G90 HOT-DIPPED GALVANIZED. 4.

3.

WELDS.

NOTED OTHERWISE. E70xx ELECTRODES SHALL BE USED FOR ALL

MINIMUM WELD SIZE FOR STRUCTURAL STEEL IS 3/16" FILLET, UNLESS

CIVIL DRAWINGS SHALL TAKE PRECEDENCE.

STRUCTURAL DRAWINGS AND THE CIVIL DRAWINGS, THE

IF CONFLICTS EXIST BETWEEN DIKE ELEVATIONS PROVIDED IN THE

A.

B.

1. SCOPE OF WORK:

CONFORM TO THE REQUIREMENTS OF ACI 318.

OTHERWISE NOTED. STIRRUPS, TIES, AND 180 DEGREE HOOKS SHALL

90 DEGREE HOOK A MINIMUM OF 12 BAR DIAMETERS IN LENGTH, UNLESS

CONCRETE REINFORCING STEEL MARKED STANDARD HOOK SHALL HAVE A

DURING CONCRETE PLACEMENT.

POSITIONED, AND MAINTAINED SECURELY IN PLACE PRIOR TO AND

ALL EMBEDDED ITEMS SHALL BE PROPERLY PLACED, ACCURATELY

EMBEDDED ITEMS, UNLESS INDICATED.

REINFORCEMENT SHALL NOT BE CUT TO FACILITATE PLACEMENT OF

RECESSES AND OTHER EMBEDDED ITEMS UNLESS NOTED OTHERWISE.

REINFORCING STEEL SHALL BE SPREAD AT SLEEVES, ANCHORS,

INSPECTED ALL EMBEDDED WORK, INCLUDING REINFORCEMENT.

NO CONCRETE SHALL BE PLACED UNTIL THE GOVERNMENT HAS

INDICATED.

ALL EXPOSED CONCRETE EDGES SHALL BE CHAMFERED 3/4" OR AS

7.

8.

9.

10.

13.

INDEX OF STRUCTURAL SHEETS

GENERAL NOTES

S-201

S-102

S-101

S-001

GENERAL NOTES

LOADING CRITERIA

STAINLESS STEEL

MISCELLANEOUS MATERIALS

CONCRETE CONSTRUCTION NOTES

1N-1 AND 1N-2 PLAN VIEW

1N-3 AND 1N-4 PLAN VIEW

WEIR ELEVATIONS

THE FOLLOWING WORK SHALL BE PERFORMED ON WEIR 1N-2 (STA.46+27):

THE FOLLOWING WORK SHALL BE PERFORMED ON WEIR 1N-1 (STA.48+22)

TIMBER

GALVANIZED.

4. ALL FASTENERS, STAPLES, HARDWARE, AND WIRE ROPE SHALL BE HOT DIP

3. MINIMUM PILE DIAMETER SHALL BE MINIMUM 12".

CONICAL CAPS PERMANENTLY ATTACHED TO THE PILE.

2. MARINE PILE CAPS MUST CONSIST OF FIBERGLASS OR POLYETHYLENE

RETENTION VALUE FOR CCA SHOULD NOT BE LESS THAN 2.5 lb/ft°3

(CCA) CATEGORY UC5C AS OUTLINED BY THE AWPA. MINIMUM

PRESERVATIVE TREATMENT MUST BE COPPER CHROMATED ARSENATE

PRODUCE IN ACCORDANCE WITH WWPI MGT PRACTICES. PILES

RETENTION AND PENETRATION FOR MARINE PILING AND

IN ACCORDANCE WITH AWPA U1 AND AWPA T1 TO THE

1. TREAT WOOD PILING BASED ON USE CATEGORY AND SPECIES

LOADING CRITERIA

4.

3.

2.

1.

EXPOSURE CATEGORY = D

RISK CATEGORY = I

WIND SPEED (ULTIMATE) = 120 MPH (PER ASCE 7-16)

WIND LOADS:

AND OTHER STRUCTURES)

ASCE 7-16 (MINIMUM DESIGN LOADS FOR BUILDING-

UFC 3-301-01, DATED 1 OCT. 2019

DESIGN LOADS ESTABLISHED USING:

WEIRS, AND WEIR FOUNDATIONS.

TO EVALUATE THE CONDITION OF THE EXISTING CATWALKS

IT IS REQUIRED THAT THE CONTRACTOR MAKE A SITE VISIT

CORROSION THAT IS ADVANCED BEYOND SURFACE RUST.

SHOW SIGNS OF CORROSION. SPECIFICALLY, ANY

I. CONTRACTOR SHALL REPLACE ANY MEMBERS THAT

FRAMING AS DETAILED ON SHEET S-102.

H. CONTRACTOR SHALL PROVIDE NEW SAFETY CLIMB ATTACHMENT

CONSTRUCTION.

FOR EXISTING AND NEW CONSTRUCTION PRIOR TO

RESPONSIBLE FOR VERIFYING ALL DIMENSIONS AND ELEVATIONS

EXTENSION FOR BIDING PURPOSES. THE CONTRACTOR IS

ELEVATION. THE CONTRACTOR SHALL ASSUME A 4FT WEIR

MATERIALS FOR EXTENDING WEIR 1N-3 AND 1N-4 TO ITS PROPOSED

E. CONTRACTOR SHALL PROVIDE ALL NECESSARY DESIGN AND

ABUTMENT.

UNSUITABLE FOR REUSE THEN CONTRACTOR SHALL PROVIDE NEW

ABUTMENT. IF ABUTMENT IS DAMAGED OR DETERMINED TO BE

D. CONTRACTOR TO REUSE EXISTING CONCRETE CATWALK

CATWALK BENTS.

SEE SHEETS S-102 AND S-201 FOR LOCATION OF

BEAMS, WOOD BRACING AND WOOD CONNECTIONS.

CONSTRUCTION FOR ALL TIMBER PILES, WOOD

CONTRACTOR SHALL PROVIDE DESIGN AND

BENT TO SUPPORT NEW CATWALK SECTION.

C. CONTRACTOR TO PROVIDE (1) NEW TIMBER PILE

1N-2 WEIR WORK CONTINUED (STA.46+27):

GENERAL WEIR RECOMMENDATIONS

4.

3.

2.

1.

4.

5.

6.

WALKWAYS = 40 PSF + POINT LOAD OF 0.3 KIP

LIVE LOADS:

RUST.

CORROSION THAT IS ADVANCED BEYOND SURFACE

SHOW SIGNS OF CORROSION. SPECIFICALLY, ANY

I. CONTRACTOR SHALL REPLACE ANY MEMBERS THAT

ATTACHMENT AS DETAILED ON SHEET S-102.

H. CONTRACTOR SHALL PROVIDE NEW SAFETY CLIMB

WEIR.

ALL TIMBER PILES REQUIRED TO SUPPORT THE 1N-2

CONTRACTOR SHALL DESIGN, SUPPLY, AND INSTALL

SLAB TO ACCOMMODATE RELOCATION OF 1N-2.

G. CONTRACTOR SHALL PROVIDE NEW CONCRETE WEIR

ACCORDANCE WITH ACI 318-14.

CONCRETE DESIGN PERFORMED BY THE CONTRACTOR SHALL BE IN

SPECIFICATIONS FOR STRUCTURAL CONCRETE (ACI 301-05). ALL

PROVISIONS OF THE AMERICAN CONCRETE INSTITUTE (ACI)

ALL CONCRETE CONSTRUCT ON SHALL BE IN ACCORDANCE WITH THE

12.

11.

AND STEEL.

CONCRETE REACTION AND ELECTROLYTIC ACTION BETWEEN ALUMINUM

UNLESS EFFECTIVELY COATED OR COVERED TO PREVENT ALUMINUM-

ALUMINUM SHALL NOT BE PLACED IN DIRECT CONTACT WITH CONCRETE

THE FOLLOWING WORK SHALL BE PERFORMED ON WEIR 1N-3/1N-4 (STA.100+83):

DEAD LOADS: ACTUAL WEIGHT OF MATERIALS.

S-001

C.

VERIFIED BY THE CONTRACTORS DESIGN ANALYSIS.

EMBEDMENTS LISTED ON SHEET S-201 ARE MINIMUMS AND SHALL BE

ON CONTRACTORS GEOTECHNICAL INVESTIGATION. THE PILE

DESIGN OF FOUNDATIONS, ABUTMENTS, AND PILING SHALL BE BASED

ASTM A36, Fy = 36 ksiALL OTHER SHAPES:

ASTM A325, FY = 85 ksiBOLTS:

ASTM A500 Gr. B, Fy = 46 ksiHSS:

ASTM A992, Fy = 50 ksiWIDE FLANGE:

MATERIAL STRENGTH:1.

2.

OTHER-WISE.

GALVANIZED, 3/4" DIAMETER TYPE A325N UNLESS NOTED

BOLTS SHALL CONFORM TO ASTM A325. BOLTS SHALL BE

LESS THAN 19 PERCENT.

ALL LUMBER SHALL BE KILN DRIED WITH A MOISTURE CONTENT

THE CONTRACTOR.

COMPLETION OF THIS PROJECT IS THE RESPONSIBILITY OF

OUTLINED IN THE DRAWINGS WHICH ARE NECESSARY FOR THE

CONTRACTOR. COMPONENTS NOT DETAILED OR OTHERWISE

THEIR CONNECTIONS IS THE RESPONSIBILITY OF THE

THE FINAL DESIGN OF ALL MEMBERS AND 5.

6.

STRUCTURAL STEEL NOTES

CONSTRUCTION PRIOR TO CONSTRUCTION.

DIMENSIONS AND ELEVATIONS FOR EXISTING AND NEW

HOWEVER, THE CONTRACTOR IS RESPONSIBLE FOR VERIFYING ALL

IT IS NOT ANTICIPATED THAT 1N-2 WILL NEED TO BE EXTENDED,

MATERIALS FOR SETTING WEIR 1N-1 TO ITS PROPOSED ELEVATION.

F. CONTRACTOR SHALL PROVIDE ALL NECESSARY DESIGN AND

LOADING CRITERIA

Sdc = C

Sd1 = 0.274

Sds = 0.477

SITE CLASS = E

S1 = 0.120

Ss = 0.310

IMPORTANCE FACTOR = 1.0

RISK CATEGORY = I

SEISMIC LOADS:5.

LOADING CRITERIA CONTINUED

R

E V

IS

E D I

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C C

O R

D A

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E W

IT

H A

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N T

OR DAMAGE.

SHOW SIGNS OF SECTION LOSS DUE TO CORROSION

I. CONTRACTOR SHALL REPLACE ANY MEMBERS THAT

FRAMING AS DETAILED ON SHEET S-102.

H. CONTRACTOR SHALL PROVIDE NEW SAFETY CLIMB ATTACHMENT

SUPPORT THE 1N-1 WEIR.

DESIGN, SUPPLY, AND INSTALL ALL TIMBER PILES REQUIRED TO

ACCOMMODATE RELOCATION OF 1N-1. CONTRACTOR SHALL

G. CONTRACTOR SHALL PROVIDE NEW CONCRETE WEIR SLAB TO

CONSTRUCTION PRIOR TO CONSTRUCTION.

DIMENSIONS AND ELEVATIONS FOR EXISTING AND NEW

HOWEVER, THE CONTRACTOR IS RESPONSIBLE FOR VERIFYING ALL

IT IS NOT ANTICIPATED THAT 1N-1 WILL NEED TO BE EXTENDED,

MATERIALS FOR SETTING WEIR 1N-1 TO ITS PROPOSED ELEVATION.

F. CONTRACTOR SHALL PROVIDE ALL NECESSARY DESIGN AND

ABUTMENT.

UNSUITABLE FOR REUSE THEN CONTRACTOR SHALL PROVIDE NEW

ABUTMENT. IF ABUTMENT IS DAMAGED OR DETERMINED TO BE

E. CONTRACTOR TO REUSE EXISTING CONCRETE CATWALK

CATWALK BENTS.

SEE SHEETS S-101 AND S-201 FOR LOCATION OF

BEAMS, WOOD BRACING AND WOOD CONNECTIONS.

CONSTRUCTION FOR ALL TIMBER PILES, WOOD

CONTRACTOR SHALL PROVIDE DESIGN AND

BENTS TO SUPPORT NEW CATWALK SECTIONS.

D. CONTRACTOR TO PROVIDE (2) NEW TIMBER PILE

SHOP AND THEN BOLTED IN THE FIELD.

FIELD. PIPE LENGTHS SHORTER THAN 12FT SHALL BE FLANGED IN

EXCEED 12FT IN LENGTH MAY BE BUTT FUSION WELDED IN THE

EXCEPTION: ANY STRAIGHT 48 INCH HDPE PIPE SECTIONS THAT

THEY BE ACCEPTED IF PERFORMED IN THE FIELD.

THE EXCEPTION NOTED BELOW, WILL BE PERMITTED NOR WILL

ENVIRONMENT. NO FUSION OR EXTRUSION WELDS, OTHER THAN

FUSION WELDS AND WEIR WORK IN A CLIMATE CONTROLLED SHOP

COMPONENTS. CONTRACTOR SHALL PERFORM ALL PLASTIC

SPLICING HDPE PIPE, HDPE WEIR AND HDPE WEIR PIPE

CONTRACTOR SHALL SUPPLY ALL PLASTIC WELDS REQUIRED FOR

CONNECTIONS REQUIRED FOR COMPLETE HDPE INSTALLATION.

DESIGN AND PROVIDE ALL NECESSARY ELBOWS, FLANGES, AND

ACCOMMODATE THE 1N-1 WEIR RELOCATION. CONTRACTOR SHALL

C. CONTRACTOR SHALL PROVIDE 90FT OF NEW 48" HDPE PIPE TO

REUSE EXISTING WEIR PLATFORMS.

EXISTING CATWALK FRAMING. CONTRACTOR TO

RELOCATION OF WEIR 1N-1. CONTRACTOR TO MATCH

CATWALK SECTIONS TO ACCOMMODATE THE

B. CONTRACTOR SHALL PROVIDE (2) NEW 30FT

SHEET S-101 AND S-201.

EXISTING LOCATION AND RELOCATE AS SHOWN ON

A. CONTRACTOR SHALL REMOVE WEIR 1N-1 FROM ITS

ABUTMENT.

UNSUITABLE FOR REUSE THEN CONTRACTOR SHALL PROVIDE NEW

ABUTMENT. IF ABUTMENT IS DAMAGED OR DETERMINED TO BE

E. CONTRACTOR TO REUSE EXISTING CONCRETE CATWALK

CATWALK BENTS.

SEE SHEETS S-101 AND S-201 FOR LOCATION OF

BEAMS, WOOD BRACING AND WOOD CONNECTIONS.

CONSTRUCTION FOR ALL TIMBER PILES, WOOD

CONTRACTOR SHALL PROVIDE DESIGN AND

BENTS TO SUPPORT NEW CATWALK SECTIONS.

D. CONTRACTOR TO PROVIDE (2) NEW TIMBER PILE

SHOP AND THEN BOLTED IN THE FIELD.

FIELD. PIPE LENGTHS SHORTER THAN 12FT SHALL BE FLANGED IN

EXCEED 12FT IN LENGTH MAY BE BUTT FUSION WELDED IN THE

EXCEPTION: ANY STRAIGHT 48 INCH HDPE PIPE SECTIONS THAT

THEY BE ACCEPTED IF PERFORMED IN THE FIELD.

THE EXCEPTION NOTED BELOW, WILL BE PERMITTED NOR WILL

ENVIRONMENT. NO FUSION OR EXTRUSION WELDS, OTHER THAN

FUSION WELDS AND WEIR WORK IN A CLIMATE CONTROLLED SHOP

COMPONENTS. CONTRACTOR SHALL PERFORM ALL PLASTIC

SPLICING HDPE PIPE, HDPE WEIR AND HDPE WEIR PIPE

CONTRACTOR SHALL SUPPLY ALL PLASTIC WELDS REQUIRED FOR

CONNECTIONS REQUIRED FOR COMPLETE HDPE INSTALLATION.

DESIGN AND PROVIDE ALL NECESSARY ELBOWS, FLANGES, AND

ACCOMMODATE THE 1N-2 WEIR RELOCATION. CONTRACTOR SHALL

C. CONTRACTOR SHALL PROVIDE 90FT OF NEW 48" HDPE PIPE TO

REUSE EXISTING WEIR PLATFORMS.

EXISTING CATWALK FRAMING. CONTRACTOR TO

RELOCATION OF WEIR 1N-2. CONTRACTOR TO MATCH

CATWALK SECTIONS TO ACCOMMODATE THE

B. CONTRACTOR SHALL PROVIDE (2) NEW 30FT

SHEET S-101 AND S-201.

EXISTING LOCATION AND RELOCATE AS SHOWN ON

A. CONTRACTOR SHALL REMOVE WEIR 1N-2 FROM ITS

THEN BOLTED IN THE FIELD.

SHORTER THAN 12FT SHALL BE FLANGED IN SHOP AND

BUTT FUSION WELDED IN THE FIELD. PIPE LENGTHS

SECTIONS THAT EXCEED 12FT IN LENGTH MAY BE

EXCEPTION: ANY STRAIGHT 48 INCH HDPE PIPE

THEY BE ACCEPTED IF PERFORMED IN THE FIELD.

THE EXCEPTION NOTED BELOW, WILL BE PERMITTED NOR WILL

ENVIRONMENT. NO FUSION OR EXTRUSION WELDS, OTHER THAN

FUSION WELDS AND WEIR WORK IN A CLIMATE CONTROLLED SHOP

COMPONENTS. CONTRACTOR SHALL PERFORM ALL PLASTIC

SPLICING HDPE PIPE, HDPE WEIR AND HDPE WEIR PIPE

B. CONTRACTOR SHALL SUPPLY ALL PLASTIC WELDS REQUIRED FOR

NEW RAISED DIKE ELEVATION.

CATWALK SECTION TO ACCOMMODATE THE

A. CONTRACTOR SHALL PROVIDE (1) NEW 20'-3"

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