Z--TRD GSU Transformer Replacements

Amendment / Modification

This amendment (0008) to solicitation 140R2024R0002 makes the following changes:

• Section B: Revised paragraph (e) to add DIAR 1452.216-4, Economic Price Adjustment - Labor and Material (DEVIATION).
• Section I: Removed 52.216-2, Economic Price Adjustment - Standard Supplies. Added DIAR 1452.216-4, ECONOMIC PRICE ADJUSTMENT LABOR AND MATERIAL. Added 52.232-20, Limitation of Cost.
• Section J: Replaced attachment 1 (General Decision Number CA20250007) and updated attachment 5 (Site Visit Sign in Sheet) with 07082025 site visit information.
• Section L: Updated FAR 52.236-27 SITE VISIT (CONSTRUCTION) ALT I to include site visit information.

Sections B, I, J, and L of the solicitation are affected.

This amendment does not extend the hour and date specified for receipt of offers. Bidders must acknowledge receipt of this amendment. If a bidder desires to change an offer already submitted due to this amendment, the change must be made by letter or electronic communication referencing the solicitation and amendment number, and received prior to the opening hour and date.

Amendment / Modification

This amendment (08) to solicitation 140R2024R0002 makes the following changes:

• Section B: Revised paragraph (e) to incorporate DIAR 1452.216-4, Economic Price Adjustment - Labor and Material (DEVIATION).
• Section I: Removed clause 52.216-2 (Economic Price Adjustment - Standard Supplies) and added DIAR 1452.216-4 (Economic Price Adjustment - Labor and Material). Additionally, clause 52.232-20 (Limitation of Cost) was added.
• Section J: Attachment 1 (General Decision Number CA20250007) has been replaced with an updated version dated 07/04/2025. Attachment 5 (Site Visit Sign-In Sheet) has been updated with information from the 07/08/2025 site visit.
• Section L: Updated FAR 52.236-27 (Site Visit (Construction) - Alt I) to include site visit information.

Sections B, I, J, and L of the solicitation have been modified or updated.

This amendment does not appear to change the proposal submission deadline. Bidders should review the updated clauses and attachments to ensure their proposals reflect the latest requirements, particularly regarding economic price adjustments and site visit information.

Amendment / Modification

This amendment (Amendment 07) to Solicitation 140R2024R0002 modifies several sections and details:

• Standard Form 1442 Revision:
  • Block 8: Changed the address for the offer point of contact.
  • Block 9(a)(b): Changed the information call point of contact.
  • Block 13(a): Established a new proposal due date and time of October 31, 2025, at 0900 PDT.
  • Block 13(d): Changed from 90 to 120 calendar days for Government acceptance.
  • Block 31(a): Changed the name of the Contracting Officer.
• Section B: Added paragraph (e) with updated text in bold and italics.
• Section F: Revised clause FAR 52.211-12, with updated or added text in bold and italics.
• Section I: Revised, with updated/added text in bold and italics. Amended FAR 52.228-15 from incorporate by reference to full text.
• Section J: Revised, with updated or added text in bold and italics. Incorporated Electronic Proposal Submission Instructions (Kiteworks). Replaced Attachment 1 (General Decision Number CA20240007). Updated Attachment 2 (Past Performance Questionnaire) BOR point of contacts.
• Section K: Updated clauses 52.203-11 & 52.204-8.
• Section L: Revised clause FAR 52.204-7, DIAR 1452.233-2, WBR 1452.215-81. Added instructions to FAR 52.236-27, Site Visit (Construction) Alt. 1.

Sections A, B, F, I, J, K, L, and relevant attachments and clauses have been modified or updated. Specific clauses like FAR 52.211-12, FAR 52.228-15, and WBR 1452.246-81 are noted as revised.

Proposal deadlines have been extended to October 31, 2025, 0900 PDT. The Government acceptance period has been extended to 120 days. Electronic proposal submission instructions via Kiteworks have been incorporated.

Amendment / Modification

This amendment (0007) to solicitation 140R2024R0002 makes several changes:

• Contact Information Updates: Revised offer point of contact in Block 8 and information call point of contact in Block 9(a)(b). The Contracting Officer's name in Block 31(a) has also been changed.
• Proposal Due Date Extension: The proposal due date has been extended to October 31, 2025, at 0900 PDT. The period for proposal submission has also been changed from 90 to 120 days.
• Section Revisions:
  • Section B: Added paragraph (e) with updated text in bold and italics.
  • Section F: Clause FAR 52.211-12 has been revised with updated text in bold and italics.
  • Section F (continued): Clause FAR 52.228-15 has been incorporated by reference to full text.
  • Section I: Revised with updated/added text in bold and italics.
  • Section J: Updated/added text in bold and italics. Electronic Proposal Submission Instructions (Kiteworks) have been incorporated. Attachment 1 (General Decision Number CA20240007) has been replaced. Attachment 2 (Past Performance Questionnaire) has updated points of contact.
  • Section K: Clauses 52.203-11 and 52.204-8 have been updated.
  • Section L: Clauses FAR 52.204-7, DIAR 1452.233-2, and WBR 1452.215-81 have been revised. Instructions for FAR 52.236-27 have been added with updated text in bold and italics.

Sections B, F, I, J, K, and L have been revised. Attachments 1 and 2 have been updated or replaced. Standard Form 1442 has also been revised.

The proposal due date has been extended to October 31, 2025, 0900 PDT. Bidders must review the updated sections and attachments, particularly regarding electronic proposal submission instructions and past performance questionnaires.

Amendment / Modification

This document is Amendment 004 to the solicitation, which primarily addresses extensions to the proposal due date and clarifies previous responses.

• Proposal Due Date Extension: The proposal due date has been extended to January 31, 2025. This is referenced in SF-30 for Amendment 0004.

• Clarification on Previous Responses: Answers to questions posed by transformer manufacturers regarding the need for additional time to quote the project and design completion have been addressed. The response refers to the SF-30 for Amendment 0004 for these extensions.

• Solicitation 140R2024R0002 (Proposal due date)

• SF-30 (Amendment 0004)

Forms / Attachments / Pricing Sheets

This document contains detailed electrical installation drawings for the Clear Creek Power Plant, specifically focusing on the grounding system. It provides plans and sections illustrating the layout and components of the grounding mats, including those in the foundation, tailrace channel, and transformer deck areas.

• Foundation Ground Mat Plan: Details the layout of 500 MCM and 250 MCM grounding cables within the power plant foundation.
• Tailrace Channel Mat Plan: Shows the grounding cable installation in the tailrace channel, including trenching and anchoring requirements.
• Transformer Deck Grounding Plan: Illustrates grounding connections for transformers, switchgear, and other equipment on the transformer deck.
• Sections and Details: Provides cross-sections (A-A, B-B, C-C) and specific details (Detail A) for grounding cable installation, connections, and concrete encasement.
• Notes: Includes important installation instructions, material specifications, and references to other relevant drawings.

This document is crucial for any bidder involved in the electrical installation or grounding aspects of the Clear Creek Power Plant project. It specifies the exact routing, sizing, and connection methods for grounding conductors, which are essential for safety and system integrity. Understanding these details is vital for accurate bidding, material procurement, and proper installation to meet contract requirements.

Solicitation / RFP / RFQ

This solicitation is for the "Trinity River Division GSU Transformer Replacements" project, procured by the U.S. Department of the Interior, Bureau of Reclamation. The project involves replacing nine in-service, single-phase generator step-up (GSU) power transformers at three power plants: Spring Creek, Judge Francis Carr, and Trinity Powerplant within the Central Valley Project, California.

• Supply, manufacture, factory test, and transport three GSU power transformers per plant.

• Remove and dispose of existing GSU transformers and associated high-voltage surge arresters.

• Recycle or dispose of existing insulation fluid and asbestos wiring.

• Install and commission new GSU transformers and surge arresters.

• Modify existing isolated phase bus for new transformer connections.

• Furnish and install seismic anchorage systems.

• Detailed technical specifications cover protection and monitoring devices (TECM relay alarms, dissolved gas monitors, temperature/pressure/fluid trip functions), interface wiring, source quality control (design and production tests), programming software, cooling equipment, valves, control equipment, and features/accessories.

• Fabrication requirements include vacuum drying, finishes, and core supplier material tests.

• Procedures for fluid processing, filling, and field quality testing are specified.

• Commissioning includes government witnessing of de-magnetization, FRA tests, and various component tests.

• Estimated price range: $35,000,000.00 to $50,000,000.00.

• Contract period of performance: 1500 calendar days after notice to proceed.

• Offers are due by January 31, 2025, at 1500 local time.

• Offers must be valid for 90 calendar days.

• Evaluation will be based on the total of Price Schedules 1 through 4.

• Site visit information is detailed in Section L.

• Unrestricted procurement.

• Applicable NAICS Code: 237130.

• Size standard: $45 Million.

• Solicitation number: 140R2024R0002.

• Extensive drawings are referenced, covering electrical schematics, structural details, bus layouts, transformer anchorage, grounding, and piping. These are crucial for understanding existing infrastructure and scope.

Amendment / Modification

This amendment (0006) to Solicitation 140R2024R0002, effective 07/29/2024, modifies the solicitation for the Trinity River Division GSU Transformer Replacements.

Specifically, this amendment:

• Incorporates changes in Sections I and L.

• Removes the Project Labor Agreement clause and provision.

• Removes Section I, Amendment 0005 and replaces it with Section I, Amendment 0006.

• Removes Section L, Amendment 0006 and replaces it with Section L, Amendment 0006.

• Section I

• Section L

This amendment modifies the solicitation. Bidders should acknowledge receipt of this amendment. Failure to do so may result in rejection of their offer. If a bidder wishes to change an offer already submitted, they may do so via letter or electronic communication referencing the solicitation and this amendment, provided it is received prior to the opening hour and date specified.

Amendment / Modification

This amendment (0005) to Solicitation 140R2024R0002 modifies the solicitation by incorporating changes to Sections H, I, J, L, and M. Specifically, it includes:

• The Economic Price Adjustment clause.

• The Project Labor Agreement clause and provision.

• Updates to the language for Evaluation Factor 5.

• Incorporates Attachment 9 into Section J.

• Section H: Removed and replaced with Section H, Amendment 005.

• Section I: Removed and replaced with Section I, Amendment 005.

• Section J: Amendment 004 removed and replaced with Section J, Amendment 005.

• Section L: Removed and replaced with Section L, Amendment 005.

• Section M: Removed and replaced with Section M, Amendment 005.

This amendment does not extend the specified hour and date for receipt of offers. Bidders must acknowledge receipt of this amendment and ensure any changes to their offers are submitted according to the instructions.

Questions & Answers / Clarifications

This document provides responses to questions raised during a Pre-Bid Site Visit on 2024-08-27, concerning the "Trinity River Division GSU Transformer Replacements" solicitation (SOLICITATION NO.: 140R2024R0002).

• Pricing Adjustability: In response to concerns about firm-fixed pricing and escalating manufacturer prices, bidders are directed to review Section I – Contract Clauses, Article FAR 52.216-2 Economic Price Adjustment-Standard Supplies. The Bureau of Reclamation (BOR) is exploring alternatives for price adjustments and will issue further guidance in a future amendment.

This clarification indicates that pricing terms may be subject to adjustment and that further information will be provided via amendment. Bidders should monitor for this upcoming amendment for updated guidance on pricing.

Amendment / Modification

This document is Amendment 005 to Solicitation No. 140R2024R0002 for the Trinity River Division GSU Transformer Replacements project. This amendment introduces significant updates across various sections of the original solicitation, including technical specifications, contract clauses, and evaluation criteria.

• Section B – Supplies or Services and Prices: Price schedules are detailed.
• Section C – Description / Specifications: General requirements, existing conditions, and specific requirements for electrical, concrete, metals, and utilities are outlined.
• Specification Sections (01 11 00 through 48 19 23): Numerous specification sections are modified, covering work summary, site use, work restrictions, service interruption, coordination meetings, document management, construction program, submittals, safety, reference standards, environmental controls, product requirements, waste management, asbestos removal, used oil disposal, grout, transformer anchorage, basic electrical materials, demolition, conductors, grounding, raceways, signs, wiring tests, outdoor jumper buses, surge arresters, isolated phase bus, electrical power generation transformers, and control cabinets.
• Section 48 19 23 - Electrical Power Generation Transformers: Detailed requirements for protection and monitoring devices, cooling equipment, fabrication, source quality control, and factory testing are provided.
• Section 48 19 24 - Transformer Insulating Fluid: Specifies requirements for synthetic ester fluid, including standards, submittals, quality assurance, delivery, and storage.
• Section 51 00 00 - Information Available to Offerors: General information and order of precedence are outlined.
• Section 51 02 83 - Hazardous Materials Survey and Analytical Results: Provides survey results for RCRA metals, asbestos, and PCBs at Spring Creek, Judge Francis Carr, and Trinity power plants.
• Section 52 00 00 - Drawings: Numerous drawings are included, categorized by location and type (General Maps, Structural, Electrical, Information, Standard).
• Section F - Deliveries or Performance: Updates FAR 52.211-10 and FAR 52.211-12 with new dates and amounts.
• Section G - Contract Administration Data: Updates clauses related to contractor performance assessment and electronic invoicing.
• Section H - Special Contract Requirements: Updates clauses for security requirements and modification proposals.
• Section I - Contract Clauses: Incorporates numerous updated FAR and DIAR clauses, including those related to Buy American and Economic Price Adjustment.
• Section L - Instructions, Conditions, and Notices to Offerors: Updates FAR 52.228-1 (Bid Guarantee) with a new amount and FAR 52.236-27 (Site Visit) with updated dates and times.
• Section M - Evaluations for Award: Updates evaluation factors, subfactors, and rating definitions. The provision for "Evaluation of Equipment Efficiency and Losses" is updated with new rates.

Offerors must thoroughly review all modified sections and drawings. These changes significantly expand technical requirements and impact proposal preparation, submission, and evaluation criteria, including bid guarantee amounts and site visit details. Bidders must ensure their proposals comply with all revised requirements, dates, and evaluation factors.

Amendment / Modification

This amendment (0004) to Solicitation 140R2024R0002 serves two primary purposes:

• It incorporates Bidder Questions #2323232.

• It extends the proposal due date.

• Attachment 8 is incorporated into Section J.

• Section A, Amendment 003 is removed and replaced with Section A, Amendment 004.

• Section J, Amendment 003 is removed and replaced with Section J, Amendment 004.

The proposal due date has been extended. Specific details regarding the new due date are not provided in this document but are implied by the extension.

Amendment / Modification

This document is Amendment 004 to Solicitation No. 140R2024R0002, "Trinity River Division GSU Transformer Replacements, Central Valley Project, California." It serves as an update to the original solicitation, incorporating numerous contract clauses and modifying various sections.

This amendment modifies several sections of the original solicitation, including but not limited to:

• Section 2.10 PROTECTION AND MONITORING DEVICES: Updates requirements for TECM relay state alarms, dissolved gas monitor alarms, temperature trip functions, pressure trip functions, and low fluid trip functions.
• Section 2.11 COOLING EQUIPMENT: Specifies design requirements for cooling stages, heat exchangers, fans, and valves.
• Section 2.13 FABRICATION: Outlines requirements for finishes, including paint systems and color.
• Section 2.14 SOURCE QUALITY CONTROL: Details material tests for core suppliers, covering core losses, insulation resistance, insulation thickness, and insulation ductility.
• Part 3 EXECUTION: Includes updated requirements for preparation, installation, fluid processing equipment, insulation dryness and vacuum treatment, fluid filling field quality testing, and commissioning field quality control.
• Section 48 19 24 TRANSFORMER INSULATING FLUID: Specifies requirements for synthetic ester fluid, including reference standards, definitions, submittals, system description, quality assurance, delivery, and storage.
• Section 51 02 83 HAZARDOUS MATERIALS SURVEY AND ANALYTICAL RESULTS: Provides summaries and detailed analytical results for hazardous materials surveys conducted at Spring Creek, Judge Francis Carr, and Trinity Powerplants.
• Section 52 00 00 DRAWINGS: Lists various project-related drawings.

Additionally, the amendment includes numerous FAR (Federal Acquisition Regulation) and DIAR (Department of the Interior Acquisition Regulation) clauses covering contract administration, special contract requirements, and general contract clauses.

Bidders must carefully review all modified sections and newly incorporated clauses to ensure their proposals and technical approaches comply with the updated requirements. This amendment is critical for bidders as it modifies and adds to the original solicitation, providing detailed information on contractual obligations, evaluation criteria, and submission requirements.

Questions & Answers / Clarifications

This document provides responses to questions raised during the Pre-Bid Site Visit on October 16, 2024, for the Trinity River Division GSU Transformer Replacements project (Solicitation No. 140R2024R0002).

• Proposal Due Date Extension: Multiple inquiries requested an extension to the proposal due date, originally set for November 1st. The proposal due date has been extended to January 31, 2025. Refer to SF-30 for Amendment 0004 for details.
• Transformer Manufacturer Quoting Time: Transformer manufacturers require additional time to quote the project, leading to the request for a two-week extension to the bid date of November 1st. This is addressed in the answer above and SF-30 for Amendment 0004.
• Design Completion: A transformer manufacturer indicated they may not be able to complete a design in time for the November 1st bid due date and requested a four-week extension.

The primary impact is the extension of the proposal due date to January 31, 2025, as detailed in SF-30 for Amendment 0004. Bidders should note this revised deadline for their submissions.

Amendment / Modification

This amendment incorporates Questions and Answers and extends the deadline for contractor questions.

• Replaces Solicitation 140R2024R0002, Amendment 002 with Solicitation 140R2024R0002, Amendment 003.

• Incorporates Attachment 7 (Bidder Questions, Amendment 003).

• The date for receipt of offers is extended (specific date not provided in this excerpt).

• The deadline for contractor questions has been extended.

Amendment / Modification

This document is Amendment 003 to Solicitation No. 140R2024R0002, concerning the Trinity River Division GSU Transformer Replacements project. This amendment introduces significant changes and clarifications across numerous sections of the original solicitation.

Key sections modified include:

• Technical Specifications: Detailed requirements for protection and monitoring devices (TECM, Dissolved Gas Monitors, Temperature/Pressure/Low Fluid Trip Functions), data output (fiber optic temperature readings via 4-20mA signals), factory setup, interface wiring, source quality control, cooling equipment, features and accessories (lifting beams, slings, tools), transformer insulating fluid (synthetic ester fluid), and specific electrical components like power transformer anchorage systems, conductors, grounding, raceways, and high voltage surge arresters.
• Execution and Installation: Covers preparation, installation, fluid processing, insulation dryness, vacuum treatment, fluid filling, field quality testing, commissioning, cleaning, and training.
• Project Management and Administration: Updates include Section B (Supplies or Services and Prices), Section F (Deliveries or Performance) with FAR clauses on Commencement and Liquidated Damages, Section G (Contract Administration Data) with Electronic Invoicing and Contractor Performance Assessment Reporting, Section H (Special Contract Requirements) with COR Authorities and Prohibition on Release of Information, and Section I (Contract Clauses) with numerous updated FAR and DIAR clauses.
• Offeror Instructions and Evaluation: Section L (Instructions, Conditions, and Notices to Offerors) is updated regarding bid guarantees, site visits, source evaluation, proposal instructions, and evaluation factors. Section M (Evaluations for Award) revises evaluation criteria for technical approach, transformer performance, manufacturing facility, transportation, experience, assembly/installation, schedule, past performance, subcontracting, cost/price, and equipment efficiency.
• Site and Environmental Controls: Includes Section 01 14 10 (Use of Site), 01 14 12 (Work Restrictions), 01 14 30 (Interruption of Service), 01 57 20 (Environmental Controls), 01 57 30 (Water Pollution Control), and 01 57 35 (Oil Spill Prevention).
• Drawings and Hazardous Materials: Various project drawings for Spring Creek, Judge Francis Carr, and Trinity Powerplants are listed. Summaries and results of hazardous materials surveys (coatings, concrete, oil samples) are provided.

Offerors must thoroughly review all modified sections, clauses, and drawings to ensure their proposals and subsequent work comply with the revised requirements. Key changes include updated contract clauses, revised evaluation criteria, and new or modified instructions for proposal submission and contract administration. Bidders should verify if any changes affect their submission timeline or strategy.

Questions & Answers / Clarifications

This document provides responses to bidder questions submitted prior to the site visit for the Trinity River Division GSU Transformer Replacements opportunity.

• Contract Period of Performance: Extended to 2900 days per Amendment 002.
• Transformer Installation: Transformers and isolated phase bus connections are designed to be the same height across all three power plants (Spring Creek, Judge Francis Carr, Trinity) to allow for future movement between plants.
• Transformer Shipping: Transformers can be shipped filled with fluid if cost-effective, but must use the insulating fluid specified in Section 48 19 24, not mineral oil. They will be disassembled into a shipping configuration.
• Weight Restrictions: No weight restrictions on Reclamation facilities, but bidders must verify transportation route restrictions.
• Impedance Values: New GSU transformers will have specific impedance values per plant as detailed in Section 48 19 23, Article 2.01 (Spring Creek: 12.2% @ 41MVA, Judge Francis Carr: 10.4% @ 35MVA, Trinity: 8.9% @ 30MVA). These may not match existing transformers.
• Drawings: Drawing sheet numbers for Judge Francis Carr and Trinity Powerplants are provided in Amendment 003 (Sheet 45 and 85 respectively).
• Onsite Storage: Assume onsite storage is no more than 3 months prior to plant outage.
• Fluid Type: Specifications do not require a particular manufacturer for insulating fluid; however, it must meet requirements in Section 48 19 24. Synthetic ester fluid is acceptable, and sourcing from outside the US (e.g., Poland) is permitted.
• Short Circuit Testing: A past Short Circuit Test Certification for a similar design can be provided in the proposal. Transformers must be designed, impregnated, tested, and filled with synthetic ester fluid; alternate fluids for impregnation or factory testing are not acceptable.
• Question Deadline: Extended to October 14th.

This document clarifies technical specifications, shipping, and testing requirements. The question deadline has been extended, but the proposal due date remains November 1st, 2024.

Form / Attachment / Pricing Sheet

This document is a sign-in sheet for a pre-bid site visit related to Solicitation No. 140R2024R0002, "Trinity River Division GSU Transformer Replacements."

• Lists attendees' names, companies/agencies, and phone numbers/emails.
• Indicates attendance at the site visit held on August 27 and 28, 2024.

This document confirms participation in the mandatory site visit, which is often a prerequisite for bidding on the solicitation. It also provides contact information for individuals who attended, potentially useful for networking or follow-up questions.

Amendment / Modification

This amendment (0002) to Solicitation 140R2024R0002 incorporates several key updates:

• A site visit sign-in sheet has been added.

• Questions and answers from the site visit are now included.

• The period of performance has been extended.

• A new PDF version of the solicitation, complete with bookmarks, is provided.

• Specification Section references have been updated to the current Reclamation Safety and Health Standard (RSHS).

• Solicitation 140R2024R0002 has been revised and replaced with Solicitation 140R2024R0002, Amendment 0002, which includes updated Specification 01 35 20, Section F, and Section J.

• Section F (number of days) has been revised.

• Specification Section references have been updated.

• Section J now includes the site visit sign-in sheet and Q&A.

• The period of performance has been extended.

• Bidders should refer to the updated solicitation PDF and revised sections for current requirements.

Questions & Answers / Clarifications

This document provides responses to questions raised by potential bidders during a pre-bid site visit on August 27, 2024, for the Trinity River Division GSU Transformer Replacements solicitation (140R2024R0002).

• Pricing: The Bureau of Reclamation (BOR) is exploring alternatives for price adjustments and will provide further guidance in a future amendment.
• Rail Track Width: The centerline-to-centerline distance for rails at Spring Creek, Judge Francis Carr, and Trinity Powerplants is 86.25 inches, as per Section 49 19 23.
• Transformer Moving Equipment: Plants do not have equipment for moving transformers; the Contractor must provide cranes or other lifting equipment.
• Laydown Areas: Designated laydown areas are depicted in Section 01 55 00 (Figures 1, 2, and 3) and will be cleaned and made available.
• Transformer Removal & Disposal: Contractors are responsible for containment (Section 01 57 35) and oil disposal (Section 02 87 20). Transformers cannot leave the site until new ones are operational and must be energized for 5 days.
• Transformer Storage & Delivery: At least three transformers are to be shipped at a time. Long-term storage is not provided unless authorized by the COR. Transformers cannot ship until factory tests are approved.
• Anchoring System: Specifications for the anchoring system are in Section 05 12 73, with specific drawings provided for each plant. The system must allow transformers to be installed at any plant.
• Fluid Type: The specified insulating fluid is synthetic ester fluid per Section 48 19 24. Testing with mineral oil or natural ester fluid (FR3) at the factory is not acceptable.
• Secondary Containment: Secondary oil containment is not required, but Spill Prevention, Control, and Countermeasure Plan requirements are noted.

These clarifications provide specific details on requirements, site conditions, and material specifications, which may influence bidder proposals and cost estimations. Bidders should review the referenced sections for detailed requirements.

Amendment / Modification

This document is Amendment 002 to Solicitation No. 140R2024R0002 for the Trinity River Division GSU Transformer Replacements project. It revises numerous sections of the original solicitation and associated drawings.

This amendment modifies a wide range of sections, including but not limited to:

• General Requirements: Sections covering Use of Site, Work Restrictions, Interruption of Service, Coordination Meetings, Contract Document Management System (CDMS), Construction Program (CPM), Submittals, Safety Data Sheets (SDS), Safety and Health, Contractor's Onsite Safety Personnel, Reference Standards, Quality Procedures, Temporary Utilities, Use of Cranes, Vehicular Access and Parking, Traffic Control, Protection of Existing Installations, Environmental Controls (dust, air, light, water pollution, oil spill prevention), Product Requirements, Cleaning and Waste Management, Project Record Documents.
• Specific Technical Sections: Sections related to Removal and Disposal of Asbestos Containing Materials, Recycle or Disposal of Used Oil, Nonshrink Grout, Power Transformer Anchorage Systems, Basic Electrical Materials and Methods, Selective Demolition for Electrical, Conductors and Cables, Grounding and Bonding, Raceways and Boxes, Identification Signs, Wiring Checkout and Tests, Outdoor Jumper Buses, High Voltage Surge Arresters, Isolated Phase Bus, and Electrical Power Generation Transformers.
• New Technical Details: Specific revisions to Section 2.09 Transformer Electronic Control and Monitor (TECM), Section 2.10 Protection and Monitoring Devices, Section 2.11 Cooling Equipment, Part 3 Execution (covering installation, fluid processing, insulation, testing, commissioning, cleaning), and Section 48 19 24 Transformer Insulating Fluid.
• Drawings: Numerous project drawings related to electrical installation, structural arrangements, and specific equipment layouts for various power plants (Spring Creek, Judge Francis Carr, Trinity) have been revised.

Bidders must carefully review all modified sections and drawings to ensure their proposals and subsequent work comply with the updated requirements. While this amendment summary does not detail specific impacts on proposal deadlines or evaluation factors, thorough review by potential bidders is essential.

Amendment / Modification

• This amendment modifies Solicitation 140R2024R0002.

• It incorporates instructions for obtaining drawings.

• It removes the original Solicitation 140R2024R0002 and replaces it with Solicitation 140R2024R0002, Amendment 0001.

• The "Revised Contract Sections" are updated.

• The effective date of this amendment is 07/29/2024.

• Bidders are instructed to acknowledge receipt of this amendment.

Amendment / Modification

This amendment, "Amendment 0001," to Solicitation No. 140R2024R0002, "Trinity River Division GSU Transformer Replacements," introduces modifications to the original solicitation. The document includes a revised Table of Contents, indicating changes and additions to various sections of the solicitation.

Specifically, the amendment revises or adds content to the following sections:

• Section B - Supplies or Services and Prices: This section details the price schedules for the overall project costs and for each of the three power plants (Spring Creek, Judge Francis Carr, and Trinity). It outlines the principal components of work for each, including contract document management systems, asbestos abatement, power transformer anchorage systems, and the removal and disposal of existing electrical equipment.
• Section C - Description / Specifications: This section contains a detailed Table of Contents for the specifications, covering general requirements, existing conditions, concrete, metals, electrical, utilities, information available to offerors, and drawings.
• Section D - Packaging and Marking: States that there are no clauses in this section.
• Section E - Inspection and Acceptance: Lists "Inspection of Construction" as a clause.
• Section F - Deliveries or Performance: Includes clauses for "Schedules for Construction Contracts," "Suspension of Work," "Commencement, Prosecution, and Completion of Work," and "Liquidated Damages – Construction."
• Section G - Contract Administration Data: Outlines post-award conference details, authorities and delegations, electronic invoicing, and contractor performance assessment reporting system requirements.
• Section H - Special Contract Requirements: Details intermediate milestones and limitations, and substitution of key personnel.
• Section I - Contract Clauses: Lists clauses incorporated by reference, including FAR and DIAR clauses.
• Section J - List of Documents, Exhibits, and Other Attachments: Provides a list of documents, including a General Decision, Past Performance Questionnaire, Small Business Subcontracting Plan, and Release of Claims form.
• Section K - Representations, Certifications and Other Statements of Offerors: Lists various FAR clauses related to representations and certifications, including those for small businesses, Buy American, and telecommunications.
• Section L - Instructions, Conditions and Notices to Offerors: Details proposal preparation instructions, including format, separation of volumes, and evaluation factors for technical approach, transformer performance, manufacturing facility, transportation, experience, subcontracting plan, and cost/price.
• Section M - Evaluations for Award: Outlines the evaluation factors and subfactors for award, emphasizing technical factors over cost or price.

Sections B, C, D, E, F, G, H, I, J, K, L, M, and various specification sections (e.g., 01 11 00, 01 14 10, 01 14 12, 01 14 30, 01 31 22, 01 31 30, 01 32 10, 01 33 00, 01 35 10, 01 35 20, 01 35 30, 01 42 10, 01 46 00, 01 51 00, 01 54 20, 01 55 00, 01 55 20, 01 56 10, 01 57 20, 01 57 30, 01 57 35, 01 60 00, 01 74 00, 01 78 30, 02 82 20, 02 87 20, 03 62 20, 05 12 73, 26 05 02, 26 05 05, 26 05 20, 26 05 26, 26 05 33, 26 05 75, 26 05 80, 33 72 26, 33 75 39, 48 19 22, 48 19 23, 48 19 24, 51 00 00, 51 02 83, 52 00 00).

This amendment does not appear to modify proposal submission deadlines or evaluation factors. It primarily provides updated or additional information and clarifications relevant to the solicitation.

Solicitation

This solicitation is for the "Trinity River Division GSU Transformer Replacements" project, located in the Central Valley Project, California, within the California-Great Basin 10 Region. The Bureau of Reclamation is procuring these services.

• Replacement of nine (9) in-service, single-phase generator step-up power transformers across three power plants: Spring Creek, Judge Francis Carr, and Trinity Powerplants.

• For each power plant, the work includes:

  • Supply, manufacture, factory test, and transport of three (3) GSU power transformers.
  • Removal and disposal of three (3) GSU power transformers and associated high voltage surge arresters.
  • Recycling or disposal of existing insulation fluid per Section 02 87 20.
  • Removal and disposal of existing asbestos wiring per Section 02 82 20.
  • Installation and commissioning of three (3) GSU power transformers.
  • Modification of existing isolated phase bus for connection to new transformers.
  • Furnishing and installation of seismic anchorage systems for new transformers.

• Estimated Price Range: $35,000,000.00 to $50,000,000.00.

• Contract Type: Unrestricted procurement using NAICS Code 237130.

• Period of Performance: 1950 calendar days.

• Performance Bond: Mandatory.

• Payment and Performance Bonds: Required within 10 calendar days after award.

• Proposal Submission Deadline: November 1, 2024, by 3:00 PM PDT.

• Proposals will be evaluated based on the total of Price Schedules 1 through 4.

• Offers not including all of Price Schedules 1 through 4 will be considered nonresponsive.

• Evaluation Factors: Technical (Technical Approach, Transformer Performance, Manufacturing Facility, Transportation), Experience (Company Experience, Transformer Manufacturer, Assembly/Installation/Field-Testing Crew), Schedule, Past Performance, Subcontracting Plan, and Cost/Price.

• Unrestricted procurement.

• Small Business size standard: $45 Million.

• Site visits are scheduled for August 27-28, 2024. Registration is required.

• Questions regarding the solicitation are due by September 13, 2024, at 3:00 PM PDT.

• The document includes detailed specifications for various aspects of the project, including:

  • General Requirements (Divisions 01 through 52)
  • Existing Conditions
  • Concrete
  • Metals
  • Electrical Materials and Methods
  • Selective Demolition for Electrical
  • Recycle or Disposal of Used Oil
  • Nonshrink Grout for Equipment and Metalwork
  • Power Transformer Anchorage Systems
  • Basic Electrical Materials and Methods
  • Conductors and Cables
  • Grounding and Bonding
  • Raceways and Boxes
  • Identification Signs
  • Wiring Checkout and Tests
  • Outdoor Jumper Buses, Rigid Bus, and Accessories
  • High Voltage Surge Arresters
  • Isolated Phase Bus
  • Electrical Power Generation Transformers
  • Transformer Insulating Fluid
  • Hazardous Materials Survey and Analytical Results
  • Drawings

Form / Attachment / Pricing Sheet

This document is a template for a Small Business Subcontracting Plan, required in accordance with FAR 52.219-9. It outlines the format and fifteen elements that an offeror must address when submitting a subcontracting plan upon request by the Contracting Officer.

• Type of Plan: Options include Individual Plan (for a specific contract), Master Plan (a pre-approved plan that can be incorporated into individual plans), or Commercial Plan (covering the offeror's fiscal year for commercial items).
• Goals: Requires stating planned subcontracting percentages and dollar values for various small business categories (SB, VOSB, SDVOSB, HUBZone SB, SDB, WOSB, ISBEE), including specific considerations for Alaska Native Corporations and Indian tribes.
• Description of Supplies/Services: Details the types of supplies and services to be subcontracted and the types of businesses that will supply them.
• Method for Developing Goals: Explanation of how subcontracting goals were determined.
• Identifying Sources: Methods used to identify potential subcontracting sources (e.g., SAM database, Veteran Service Organizations, trade fairs).
• Indirect Costs: How indirect costs are included or excluded in subcontracting goals.
• Administration: Details on the individual responsible for administering the subcontracting plan.
• Equitable Opportunity: Efforts to ensure SB, VOSB, SDVOSB, HUBZone SB, SDB, WOSB, and ISBEE have an equitable opportunity to compete.
• Inclusion of FAR Clause: Agreement to include FAR 52.219-8 in subcontracts.
• Reporting Requirements: Details on submitting Individual Subcontract Reports (ISR) and Summary Subcontract Reports (SSR).
• Record Maintenance: Types of records to be maintained to show compliance.
• Assurances: Statements of agreement regarding good faith efforts to acquire articles, equipment, supplies, services, or materials from small businesses, and provisions for written explanations if requirements are not met.

This document is crucial for bidders to understand the government's requirements for small business subcontracting. Offerors must be prepared to develop and submit a subcontracting plan that meets these requirements if requested. It outlines the specific categories of small businesses to consider, the reporting obligations, and the assurances required to demonstrate compliance with small business utilization goals.

Form / Attachment / Pricing Sheet

This document is a Past Performance Questionnaire (PPQ) for Solicitation No. 140R2024R0002. It is used by the U.S. Department of the Interior, Bureau of Reclamation, California Great Basin Region, to gather feedback on a firm's past performance.

• Past Performance Information: Fields to record the Name and Address of the Firm Being Evaluated, Contract Number, Project Title, Date of Award, Location, Initial Amount, Description, Type of Contract, Original Completion Date, Actual Completion Date, Initial Contract Amount, and Final Contract Amount.
• Evaluator Information: Fields for the Name of Evaluator, Company/Agency Name, Address, Phone Number, Email Address, and Position Held or Function in Relation to Project.
• Rating Scale: A scale from "O" (Outstanding) to "U" (Unacceptable) with descriptions for each rating level.
• Performance Areas: A list of 22 specific performance areas to be rated, including relationship with client, management, integrity, timeliness, responsiveness, cost control, contract compliance, change management, technical submittals, safety, and specific project-related tasks (e.g., coffer dams, slide gates, coatings, as-built drawings).
• Award Consideration: Questions regarding whether the evaluator would award another contract to the firm and customer satisfaction.
• Discussion Opportunity: Inquiry about whether the firm had an opportunity to discuss negative comments or performance ratings.
• Remarks: Sections for additional comments.

Bidders should understand that this questionnaire is a critical component of the source selection process. The responses will be used to evaluate their past performance, which is a significant factor in determining award. Potential bidders should be aware of the specific performance areas being assessed and ensure their past performance aligns with the government's expectations.

Form / Attachment / Pricing Sheet

This document is a "Release of Claims" form (DI-137, March 2017) used by the Department of the Interior. It is required to be furnished by the contractor to the United States prior to final payment, after completion of all work under a contract.

• Requires the contractor to release the United States from all claims related to the contract, except as specifically noted.
• Requires the contractor to provide the contract number, date, and the total amount due under the contract for which the release is being given.
• Includes sections for contractor signature, name, title, and address.
• Includes a certification section specifically for corporations, requiring confirmation of the signatory's authority.
• Includes a space for a corporate seal.

Bidders should be aware that this form will likely be required as part of the final payment process for any awarded contract. It signifies the contractor's agreement that all claims have been settled or are being released in exchange for final payment.

Solicitation / RFP / RFQ

This document is a solicitation for the "Trinity River Division GSU Transformer Replacements" project. The government requires performance of work related to transformer replacements at multiple power plant locations.

• Replacement of GSU transformers at Trinity River Division.

• Work site locations include Spring Creek Powerplant, Judge Francis Carr Powerplant, and Trinity Powerplant.

• Specific details regarding the scope of work are expected to be found in Section L, FAR 52.236-27, Site Visit (Construction) Alt. 1.

• Estimated Price Range: $35,000,000.00 to $50,000,000.00.

• Performance period is 1950 calendar days.

• Delivery is expected by 03/31/2027.

• Offers are due by 11/01/2024.

• Offers must be valid for at least 90 calendar days.

• Sealed envelopes containing offers must be marked with offeror's name and address, solicitation number, and due date/time.

• Site visit information is referenced in Section L, FAR 52.236-27.

• This is an unrestricted procurement.

• NAICS Code: 237130

• Applicable size standard: $45 Million.

• Performance and payment bonds are mandatory.

• Offerors must begin performance within 7 calendar days after receiving notice to proceed.

Other / Unclassified

This document is a General Decision for California, specifically a wage determination (CA20240007) that supersedes CA20230007. It outlines prevailing wage rates and fringe benefits for various construction-related trades across numerous California counties. The document details specific wage rates for different job classifications, including Asbestos Workers/Insulators, Asbestos Removal workers, Boilermakers, Marble Finishers, Bricklayers, Terrazzo Finishers, Tile Finishers, Marble Masons, Divers, Piledrivers, Carpenters, Electricians, Sound & Communications technicians, Ironworkers, Laborers, Painters, Plasterers, Plumbers, Roofers, Sheet Metal Workers, Sprinkler Fitters, and Truck Drivers.

It also includes notes on Executive Orders related to minimum wage rates (EO 14026 and EO 13658) and provides detailed area descriptions for how these wage rates are applied across different counties and regions within California.

This document is crucial for any bidder on federal construction projects in California that are subject to the Davis-Bacon Act. It provides the legally mandated minimum wage rates and fringe benefits that must be paid to laborers and mechanics employed on such projects. Bidders must consult this document to accurately calculate labor costs for their proposals and ensure compliance with federal labor laws. Failure to adhere to these wage determinations can result in penalties and debarment. The detailed breakdown by trade, county, and specific job function allows for precise cost estimation.