W912P525RA001 Amendment 0006 Changes_11Jun2025.pdf
PDF 155 KB Posted
- Attached to
- Chickamauga Lock Replacement Approach Wall and Decommissioning Federal contract opportunity
- Solicitation number
- W912P525RA001
About this file
This document is Amendment 0006 to Solicitation W912P525RA001 for the Chickamauga Lock Approach Wall and Decommissioning project. Key changes include extending the proposal due date to 01 August 2025 at 10:00AM Central Time and the deadline for submitting questions to 30 June 2025. The amendment introduces a new requirement for a Project Labor Agreement (PLA) and revises multiple technical specification sections, including updates to contract line items, drawing sheets, and specification details across various engineering and construction domains.
The amendment covers extensive modifications to contract specifications in sections such as General Requirements, Price and Payment Procedures, Special Project Procedures, Temporary Construction Facilities, Commissioning, Site Development, Demolition, Lead Remediation, Concrete Requirements, Painting, Electrical Distribution Systems, and Instrumentation. Contract drawings have been updated or replaced in multiple folios, with some sheets added and others removed. The amendment also updates the Price Breakout Schedule, adding new line items for Temporary Power Provisions and Lead and Asbestos Abatement, and incorporates new FAR clauses related to the Project Labor Agreement requirements.
View the file
Other files for this federal contract opportunity
Show all 30
On GovTribe
Work with this file on GovTribe
- Download the original file
- Contacts named in this file
- Similar government files
- Ask GovTribe AI about this file
Text version
W912P525RA001
AMENDMENT 0006
Chickamauga Lock Approach Wall and Decommissioning
DESCRIPTION OF CHANGES
PROPOSAL DUE DATE
The deadline for receipt of proposals has been extended from 08 July 2025 at 11:00AM Central Time to 01 August 2025 at 10:00AM Central Time.
QUESTIONS
Government answers to questions received from Industry have been provided in Projnet Bidder Inquiry.
The deadline for submission of questions in Projnet Bidder Inquiry has been extended from 06 June 2025 to 30 June 2025.
INSTRUCTIONS TO OFFERORS
1. The Instructions to Offerors and Procedures for Submission of Offers and Proposal Evaluation Approach has been revised to add the requirement for a Project Labor Agreement (PLA). Factor V – PLA has been added.
2. Section 00 21 00 Procedures for Submission of Offers and Proposal Evaluation Approach, Volume I – Factor II (Technical Approach) Paragraph 5.1 Submission Requirements has been revised to reflect the new Contract Award Date milestone of 15 January 2026.
TECHNICAL SPECIFICATIONS
All revised Specifications, new specifications, revised appendices, and new appendices have been merged into a single document (W912P5-25-R-A001_Am6_Contract Specifications_06JUN25)
1. SECTION 01 00 00 – GENERAL REQUIREMENTS
a. Section 01 00 00 has been removed in its entirety and replaced with a revised Section 01 00 00.
i. Paragraph 1.17.2, Planned Sequence of Work, has been revised.
2. SECTION 01 22 00 – PRICE AND PAYMENT PROCEDURES
a. Section 01 22 00 has been removed in its entirety and replaced with a revised Section 01 22 00.
i. Paragraph 1.3.3 Lead and Asbestos Abatement has been revised.
ii. Paragraph 1.4.8.4 Cylinder Storage Building has been revised.
iii. Paragraph 1.4.2.19 Salvage and Delivery of Existing Equipment has been revised.
iv. Section 1.4.1.20 Temporary Power Provisions has been added.
v. Paragraph 1.4.13.28.1 Furnish and Install Post Tensioned Anchors has been revised.
vi. Section 1.4.6.5 Painting – Approach Wall Beams has been added.
3. SECTION 01 35 13 – SEPCIAL PROJECT PROCEDURES
a. Section 01 35 13 has been removed in its entirety and replaced with a revised Section 01 35 13.
i. Paragraph 1.5.3 Special Sequencing has been revised.
4. SECTION 01 50 00 – TEMPORARY AND PERMANENT CONSTRUCTION FACILITIES AND
CONTROLS
a. Section 01 50 00 has been removed in its entirety and replaced with a revised Section 01 50 00.
i. Paragraph 3.4.2 Government Testing Laboratory has been revised.
ii. Sections 1.7, 1.8, 1.9, 2.4, and 3.2.1 Temporary Power Provisions have been added.
5. SECTION 01 91 13 – GENERAL COMMISSIONING
a. Section 01 91 13 has been removed in its entirety and replaced with a revised Section 01 91 13.
i. Paragraph 1.9 Government Furnished Equipment has been revised.
ii. Paragraph 1.5.2.c.1 Certified Testing Company has been revised.
iii. Paragraph 1.4 Testing and Commissioning of Equipment has been revised and subparagraph 1.4.2 System and Equipment Exempt from Validation has been added.
iv. Paragraph 3.4.4 Stoplog and Culvert Bulkheads has been revised.
6. SECTION 02 41 13 – SITE DEVELOPMENT DEMOLITION WORK AND RESTORATION
a. Section 02 41 13 has been removed in its entirety and replaced with a revised Section 02 41 13.
i. Paragraph 3.1.6 Electrical Equipment and Fixtures has been updated to Temporary Poles and Lighting Standards.
7. SECTION 02 42 91 – REMOVAL AND SALVAGE OF HISTORIC CONSTRUCTION MATERIALS
a. Section 02 42 91 has been removed in its entirety and replaced with a revised Section 02 42 91.
i. Paragraph 1.1 Scope has been revised.
8. SECTION 02 83 00 – LEAD REMEDIATION
a. Section 02 83 00 has been removed in its entirety and replaced with a revised Section 02 83 00.
i. Paragraph 1.1 General Information has been revised.
9. SECTION 03 30 00 – CONCRETE: GENERAL REQUIREMENTS
a. Section 03 30 00 has been removed in its entirety and replaced with a revised Section 03 30 00.
i. Paragraph 3.4 Testing and Inspection for Contractor Quality Control has been revised.
10. SECTION 03 30 02 – CONCRETE MIX DEFINITIONS
a. Section 03 30 02 has been removed in its entirety and replaced with a revised Section 03 30 02.
i. Paragraph 1.5.1 Concrete Mix Definitions has been revised.
11. SECTION 03 30 04 – CONCRETE PLACEMENT REQUIREMENTS
a. Section 03 30 04 has been removed in its entirety and replaced with a revised Section 03 30 04.
i. Paragraph 3.3.3 Concrete Lifts has been revised.
12. SECTION 03 70 00 – CONCERETE: STRUCTURAL
a. Section 03 70 00 has been removed in its entirety and replaced with a revised Section 03 70 00.
i. Paragraph 1.1 Summary has been revised.
13. SECTION 03 70 01 – CONCRETE: MISCELLANEOUS
a. Section 03 70 01 has been removed in its entirety and replaced with a revised Section 03 70 01.
i. Paragraph 1.1 Summary has been revised.
14. SECTION 09 90 00 – PAINTS AND COATINGS
a. Section 09 90 00 has been removed in its entirety and replaced with a revised Section 09 90 00.
i. Paragraph 1.13.3.1 Fire Extinguishing Sprinkler Systems has been revised.
15. SECTION 09 97 02 – PAINTING: HYDRAULIC STRUCTURES
a. Section 09 97 02 has been removed in its entirety and replaced with a revised Section 09 97 02.
i. Paragraph 3.5 “Painting Schedules” has been revised.
16. SECTION 10 44 17 – OPERATIONS BUILDING - COMMISSIONING
a. Section 10 44 17 has been removed in its entirety and replaced with a revised Section 10 44 17.
17. SECTION 13 50 00 – INSTRUMENTATION
a. Section 13 50 00 has been removed in its entirety and replaced with a revised Section 13 50 00.
18. SECTION 26 20 00 – INTERIOR DISTRIBUTION SYSTEMS
a. Section 26 20 00 has been removed in its entirety and replaced with a revised Section 26 20 00.
i. Paragraph 1.4 Submittals has been revised.
ii. Paragraph 2.20.1 Ground Rods has been revised.
iii. Paragraph 2.20.2 Ground Wires, subparagraph 2.20.2.1 Bare, subparagraph 2.20.2.2 Insulated, and subparagraph 2.20.2.3 Straps/Jumpers have been added.
iv. Paragraph 2.20.3 Grounding and Bonding Connectors and Fasteners, subparagraph 2.20.3.1 Exothermic Welds, and subparagraph 2.20.3.2 Irreversible Compression Lugs have been added.
v. Paragraph 3.1.13.2 Grounding Connections has been revised.
vi. Paragraph 3.1.13.15 Grounding for Downstream Approach Wall Piers, subparagraph 3.1.13.15.1
Grounding Plates, subparagraph 3.1.13.15.2 Grounding Connectors, and subparagraph 3.1.13.15.3 Grounding Conductor Connectors have been added.
19. SECTION 28 23 23 – CLOSED CIRCUIT TELEVISION CAMERAS
a. Section 28 23 23 has been removed in its entirety and replaced with a revised Section 28 23 23.
20. SECTION 31 00 00 – EARTH EXCAVATION AND FILL PLACEMENT
a. Section 31 00 00 has been removed in its entirety and replaced with a revised Section 31 00 00.
i. Paragraph 1.4.14 Structural Backfill has been revised.
ii. Paragraph 2.8 Adhesive Anchors has been revised.
iii. Paragraph 3.8 Impervious Liner Construction has been revised.
21. SECTION 31 60 00 – DENTAL CONCRETE
a. Section 31 60 00 has been removed in its entirety and replaced with a revised Section 31 60 00.
i. Paragraph 1.4.14 Structural Backfill has been revised.
ii. Paragraph 2.8 Adhesive Anchors has been revised.
iii. Paragraph 3.8 Impervious Liner Construction has been revised.
22. SECTION 31 63 15 – BAY 5 SHEAR WALL STRAND ANCHORS
a. Section 31 63 15 has been removed in its entirety and replaced with a revised Section 31 63 15.
i. Paragraph 3.5.1 General has been revised.
23. SECTION 33 71 02 – UNDERGROUND ELECTRICAL DISTRIBUTION
a. Section 33 71 02 has been removed in its entirety and replaced with a revised Section 33 71 02.
i. Paragraph 2.10 Grounding and Bonding has been revised.
ii. Paragraph 3.15.2 Grounding Connections has been revised.
CONTRACT DRAWINGS
The following contract drawing sheets were removed and replaced with revised contract drawing sheets:
1. Folio No. 1
a. 61W510-345-AWD “Existing Lock Instrumentation – Plan View – Sheet 1 of 2”
b. 61W510-346-AWD “Existing Lock Instrumentation – Plan View – Sheet 2 of 2”
c. 61W510-347-AWD “Existing Lock and Dam – Spillway Instrumentation – Plan and Sections”
d. 61W510-349-AWD “Thrust Block and Closure Plug – Inclinometer – Plan and Details”
e. 61W510-350-AWD “Thrust Block and Closure Plug – Typical Instrumentation Installation”
f. 61W530-43-AWD “Decommissioning Plans – Sheet 2 of 3”
g. 61W510-02D-AWD “Contract Base and Option – General Delineation”
2. Folio No. 2
a. 61W20-22-AWD “Folio 2 Drawing Index Site Development”
b. 61W525-27-AWD “Storage Building & Lock Valve Pad Cross Sections”
c. 61W525-50-AWD “Lock Sign Layout Plan”
d. 61W525-54-AWD “Sign Details”
e. 61W525-55-AWD “Sign Tables”
f. 61W525-01-AWD “Existing Site Orientation”
g. 61W525-02-AWD “Construction Limits – Lay Down Areas”
h. 61W510-02D-AWD “Contract Base and Option – General Delineation”
3. Folio No. 4
a. 15W275-AWD “Facilities Site – Power Plan”
b. 15W277-AWD “Facilities Site – Lighting Plan”
c. 15W278-AWD “Maintenance Storage Building and Electrical Service Rooms Plan”
d. 15W278A-AWD “Power Panel PP41 and LC21 – Maintenance Storage Building”
e. 15W279-AWD “Direct Buried Raceways – Sections and Details”
f. 15W280-AWD “Existing Operations Building – Communication Equipment Plan”
g. 65W411-AWD “Lock – Outdoor Lighting – Plan”
h. 65W415A-AWD “120/208V Lighting Panelboard – Schedules – Sheet 2 of 2”
i. 65W416-AWD “Lock Lighting – Fixture, Pole, and Transformer Schedules”
j. 65W419-AWD “Lock Lighting – D/S LW Approach Wall”
k. 65W420-AWD “Lock Lighting – D/S RW and U/S LW Approach Walls”
l. 65W421-AWD “Lock Lighting – U/S RW Approach Wall”
m. 65W782-AWD “Traffic Signal Lights – Control – Schematic Diagram”
n. 65W785-AWD “Cable Schedule – Sheet 2 of 3”
o. 65W785A-AWD “Cable Schedule – Sheet 3 of 3”
p. 65W815-AWD “Raceway Schedule – Sheet 1 of 7”
q. 65W816-AWD “Raceway Schedule – Sheet 2 of 7”
r. 65W819-AWD “Raceway Schedule – Sheet 5 of 7”
s. 65W89A-AWD “Raceway Schedule – Sheet 6 of 7”
t. 65W830B-AWD “New Bridge and Stair Relocation – Conduit Rerouting – Plan and Section”
u. 65W864-AWD “Landwall and Riverwall 0 Top of Lock Plan – Sheet 4 of 4”
v. 65W871-AWD “Approach Wall Plans – Sheet 2 of 3”
w. 65W877-AWD “Top of Dam Electrical Plan – Lock Feeders/Bay 5”
x. 65W2708-AWD “Communications Schedule – Cable Schedule – 1 of 2”
4. Folio No. 5
a. 66W353-AWD “Exterior Elevations”
The following contract drawing sheets were added to the set of contract drawings:
1. Folio 4
a. 65W950-AWD “Controls Circuit Schedule – Sheet 1 of 5”
b. 65W951-AWD “Controls Circuit Schedule – Sheet 2 of 5”
c. 65W952-AWD “Controls Circuit Schedule – Sheet 3 of 5”
d. 69W953A-AWD “Controls Circuit Schedule – Sheet 5 of 5”
The following contract drawing sheets are removed from the set of contract drawings:
1. Folio 1
a. 61W510-351-AWD “Slot Cutting Instrumentation – Plan and Details
b. 61W525-08-AWD “TVA Power Break – Existing Conditions”
FOR INFORMATION ONLY (FIO) DRAWINGS
The following FIO drawings were replaced with revised FIO drawings:
1. 61W20-26-AWD “For Information Only Drawings – Index Sheet”
The following FIO drawings are hereby incorporated into the solicitation set of FIO drawings:
1. D2-502-010651 “30HP Tow Haulage Winch”
2. 22W855-1 “Instrumentation – Survey Monuments, Toe Drain, and Piezometers”
3. Folio “G&G – 110’ Stoplogs – As Builts”
PRICE BREAKOUT SCHEDULE
1. Base Contract:
a. Contract Line Item 00-A013 “Temporary Power Provisions” has been added with a quantity of 1 “job”.
b. Contract Line Item 00-B016 "Lead and Asbestos Abatement” has been added with a quantity of 1
“job”.
c. Contract Line Item 00-E001 “Painting – Upstream Approach Wall Nose Pier” has been updated to provide reference to Specification Section 09 97 02.
d. Contract Line Item 00-E002 “Painting – Approach Wall Beams” has been added with a quantity of 1
“job”.
e. Contract Line Item 00-F005 “Temporary Pump for Fire Protection Systems” has been removed in its entirety.
2. Option 1:
a. Contract Line Item for “Painting – Approach Wall Beams” has been added as Line Item 01-T001 with a quantity of 1 “job”.
b. All line items following have been adjusted to include this newly added line item.
3. Option 3:
a. Contract Line Item 03- AJ36 “Lead and Asbestos Abatement” has been added with a quantity of 1 “job”.
b. Contract Line Item 03-AU02 “Security CCTV System” has been updated to provide reference to Specification Section 28 23 23.
FAR CLAUSES
1. FAR 52.222-33:
a. FAR Provision 52.222-33, Notice of Project Labor Agreement, has been incorporated by reference.
2. FAR 52.222-34:
a. FAR Clause 52.222-34, Project Labor Agreement, has been incorporated by reference.
3. DFARS 252.236-7001:
a. DFARS Clause 252.236-7001, Contract Drawings and Specifications has been revised.
4. FAR 52.252-3:
a. FAR Provision 52.252-3, Alterations in Solicitation, has been revised.
File details come from the government source that posted it. Updated .