Attachment_1_Transformer_IDIQ_Specifications.pdf

Attachment 1 Transformer IDIQ Specifications

Indefinite Delivery and Indefinite Quantity Contract for Material and Oil Processing

Foreword

The Lower Colorado Dams Office (LCDO) has a need for transformer repairs at Hoover Power Plant located in Boulder City, Nevada. Hoover has circuits where two hydroelectric generators are tied to one bank of generator step up transformers. Tables with the details of the generator step up transformers are included with this document.

LIST OF DRAWINGS

Item No. Drawing No. Drawing Title 1 45-301-4699 Hoover Switchyards – Single Line

Switching Diagram 2 45-301-5216 2300 Volt Power Distribution

System Single Line Diagram 3 GBM2027-1 Westinghouse Transformer Class

FOW Detail

TRANSFORMER MANUALS

Contractor shall make a request for copies of transformer manuals as needed. The manuals are to be used during the contract performance period as a reference. At the end of the contract performance period, the manuals are to be returned to the Contracting Officers Representative in person or via mail.

The mailing address of the Hoover Powerplant is:

P.O. Box 60400

Boulder City, NV 89006-0400

Acronyms

IDIQ: Indefinite Delivery Indefinite Quantity

GSU: Generator Step-Up

LV: Low Voltage

HV: High Voltage

DGA: Dissolved Gas Analyzer

Iso-Phase: Isolated Phase Bus

RIS: Resin Impregnated Synthetic

RIP: Resin Impregnated Paper

CERCLA: Comprehensive Environmental Response, Compensation, and Liability Act

EPCRA: Emergency Planning and Community Right to Know Act

TSCA: Toxic Substances Control Act

CAA: Clean Air Act

CWA: Clean Water Act

CO: Contracting Officer

COR: Contracting Officer’s Representative

Contract Performance

The ordering period of this contract shall not exceed five (5) years. This is advertised as an Indefinite Delivery Indefinite Quantity Contract (IDIQ). Multiple IDIQ awards may be made from this contract to any or all the businesses who decide to participate. Qualifications will be requested from potential offerors. The qualifications that will be addressed are experience working with generator step-up transformers of similar size and years of experience working with generator step-up transformers of similar size. Additional qualifications may be addressed during proposal review. The cumulative/maximum amount to be expended on transformer maintenance of all delivery/task orders shall not exceed $ 10,000,000.00 United States Dollars (USD). The individual delivery/task order amounts will vary and estimated not to exceed $ 2,000,000.00 USD. Amounts will be estimated by the government and compared to prices submitted by contracted parties. The minimum order guarantee for the entire ordering period of the contract, including options, is $2,500.00 USD.

Locations and Description of GSU Transformers

Hoover Dam and Power plant, approximately 8 miles northeast of Boulder City, Nevada and 32 miles from Las Vegas, Nevada in Clark County, Nevada and Mohave County, Arizona. Hoover Dam is owned and operated by the Department of the Interior, Bureau of Reclamation. The powerplant produces power for the western portion of the United States. The powerplant has 17 hydroelectric generators that supply power to a local substation. The generators are rated at 16,500 volts. The transformers have a low side value of 16,500 volts and a high side value of 230,000 volts. Characteristics of the transformers located at Hoover Dam can be found in the table below.

Transformer Identifier

MVA

Rating

Type Low Side

Voltage

High Side Voltage

Manufacturer Date of Manufacture

Quantity Single Phase or Three Phase

KN2A 100 Conservator

- FOW

16,500 230,000 Westinghouse 1985 3 1φ

KN4A 100 Conservator

- FOW

16,500 230,000 Westinghouse 1985 3 1φ

KN6A 100 Conservator

- FOW

16,500 230,000 SMIT 1989 3 1φ

KN8A 100 Conservator

- FOW

16,500 230,000 SMIT 1989 3 1φ

KA2A 100 Conservator

- FOW

16,500 230,0000 Westinghouse 1985 3 1φ

KA3A 135 Conservator

- FOW

16,500 230,000 ASEA 1988 1 3φ

KA4A 135 Conservator

- FOW

16,500 230,000 ASEA 1988 1 3φ

KA5A 135 Conservator

- FOW

16,500 230,000 ASEA 1988 1 3φ

KA6A 135 Conservator

- FOW

16,500 230,000 ASEA 1988 1 3φ

KA7A 135 Conservator

- FOW

16,500 230,000 ASEA 1988 1 3φ

KA8A 135 Conservator

- FOW

16,500 230,000 ASEA 1988 1 3φ

Spare 135 Conservator

– FOW

16,500 230,000 SMIT 1984 1 3φ

Spare 100 Conservator

– FOW

16,500 230,000 Westinghouse Unknown 1 1φ

Bushing Data – Hoover GSU Transformers

Transfor mer

Pha se

X1 X2 X3 H1 H2 H3 H0

KN2A A Westingh Westingh N/A Westingh N/A N/A ABB O+ ouse MRJ ouse MRJ ouse O+ KN2A B Westingh ouse MRJ Westingh ouse MRJ

N/A Westingh ouse O+

N/A N/A Westingh ouse O+

KN2A C Westingh ouse MRJ

Westingh ouse MRJ

N/A Westingh ouse O+

N/A N/A ABB O+

KN4A A Westingh ouse MRJ

Westingh ouse MRJ

N/A Westingh ouse O+

KN4A B Westingh

Westingh ouse MRJ

N/A Westingh ouse O+

N/A N/A ABB O+C

KN4A C Westingh ouse MRJ

Westingh ouse MRJ

N/A Westingh ouse O+

KN6A A Westingh ouse Type T

Westingh ouse Type T

N/A Westingh ouse O+C ouse O+C

KN6A B Westingh

T

Westingh ouse Type T

N/A Westingh ouse O+C

KN6A C Westingh

T

Westingh ouse Type T

N/A Westingh ouse O+C

KN8A A Westingh

T

Westingh ouse Type T

N/A Westingh ouse O+C

KN8A B Westingh

T

Westingh ouse Type T

N/A Westingh ouse O+C

KN8A C Westingh

T

Westingh ouse Type T

N/A Westingh ouse O+C

KA2A A Westingh

Westingh ouse MRJ

N/A Westingh ouse O+

N/A N/A ABB O+

KA2A B Westingh ouse MRJ

Westingh ouse MRJ

N/A Westingh ouse O+

KA2A C Westingh

Westingh ouse MRJ

N/A Westingh ouse O+

KA3A A,B,

C

ASEA GOH ASEA GOH ASEA

GOH

Westingh ouse O+C

Westingh ouse O+C

Westingh ouse O+C

Westingh

KA4A A,B,

ASEA GOH ASEA GOH ASEA

GOH

Westingh ouse O+C

Westingh ouse O+C

Westingh ouse O+C

KA5A A,B,

General Electric Type U

General Electric Type U

Gene ral Electr ic Type U

Westingh ouse O+C

Westingh ouse O+C

Westingh ouse O+C

General Electric Type U

KA6A A,B,

ASEA GOH ASEA GOH ASEA

GOH

Westingh ouse O+C

Westingh ouse O+C

Westingh ouse O+C

KA7A A,B,

ASEA GOH ASEA GOH ASEA

GOH

Westingh ouse O+C

Westingh ouse O+C

Westingh ouse O+C

KA8A A,B,

ASEA GOH ASEA GOH ASEA

GOH

Westingh ouse O+C

Westingh ouse O+C

Westingh ouse O+C

Additional transformers at Hoover ranging from 50 KVA and up to the rating of the GSU transformers may require repair and/or replacement work. Most of these transformers are dry type with some containing freon (C2F6). Details on transformers outside the GSU transformers listed above will be included with task orders.

Hoover is requesting vendors can supply materials listed and perform the requested services listed.

Hoover intends to perform most work by government employees, hence, a need for the parts listed.

Below is a listing of supplies that may be purchased and a list of services that may be sought for the duration of the contract.

Description of Supplies Sought

The government is seeking groups who can supply equipment used primarily on generator step-up transformers. The equipment shall be suitable for use on 100MVA and above GSU transformers with heavy ultraviolet exposure. The government shall provide detail on the items needed. The following is a list of items the government will be interested and consider procuring:

Transformer Bushings (Rated 25kV and above) suitable for use in transformer oil Temperature sensing devices including thermometer wells Transformer cooling equipment Purchase and/or rental of oil processing equipment to pull vacuum and vacuum fill transformers Consumables used with oil processor including filters Oil Storage Tanks Hoses for Oil Processing Training in the operation of oil processors for vacuum filling and processing transformer oil Gasket materials including Nitrile, Cork Nitrile, Cork Neoprene, Neoprene and Viton in various thicknesses Conservator bladders and diaphragms Resistive temperature devices (RTD) Oil pumps including motors Current transformers suitable for use in transformer oil Gate valves and ball valves Mineral oil (inhibited and non-inhibited) Esther oil (inhibited and non-inhibited)

Dissolved gas analyzers (DGA) including hoses and fittings Commissioning services for supplied DGA monitors by factory representatives Dehydrating breathers Dessicant Pressure relief devices Rapid pressure rise relays Gas accumulation relays Buchholz Relays Freon Piping and hardware to make connections to cooling system in various diameters Strainers Ditertiary Butyl Paracresol (DPBC – oxygen inhibitor) Control switches, relays, motor starters (including resettable overloads) and terminal blocks Medium Voltage high current conductors – flexible braid and copper laminated NEMA Aluminum pads Low and Medium voltage tape and splice kits Transformer oil test kits for laboratory oil testing Isolated Phase Bus Seal-off Bushings used in Iso-Phase Bus On-Line Partial Discharge Sensors and Monitors Supply dry air and/or nitrogen to maintain atmosphere inside transformer Miscellaneous hardware Fasteners Nitrogen cylinders Flexible Metallic Conduit in various sizes Paint (for coating transformers) Garlock gasket material

All replacement parts shall be as-equal replacements, unless specified by the transformer owner. All replacement parts shall be new and never used. Gauges shall be classified IP53 or higher. Items located on the exterior of the transformers shall be rated for outdoor use.

Description of Services Sought

The government is seeking groups who can perform maintenance on these and other transformers at the facility. The maintenance shall include:

Oil processing to remove moisture, dissolved gases, and contaminants Vacuum filling of transformer Moisture reduction including utilizing inert gases and multiple passes of oil processing

Storage of transformer oil while work is being performed on transformer or multiple single phase transformers

Portable generators needed for oil processing and vacuum filling Adjusting oxygen inhibitor concentration in existing oil

Personnel at the facility will replace aged and damaged components on the GSU transformers at the facility. The government does not have oil processing and vacuum equipment to process and vacuum fill the transformers at the facility. The contractor would remove the oil from the transformer while the government replaces equipment on the transformer. When the government is finished, the contractor will test the amount of moisture in the transformer according to IEEE 57.93 and determine the best method to dry out the transformer and bring the moisture to 1.0% or below before vacuum filling. The preferred method of checking transformer moisture is with a digital dew point meter.

Replacement Bushings

Hoover is investigating the use of RIS and RIP bushings in transformers. Hoover will specify the type of bushing required when requesting pricing and/or availability.

Facility Hours

The maintenance working hours for Hoover Power Plant are 06:30 a.m. to 5:00 p.m. Pacific Standard Time, Monday thru Thursday. The maintenance crews are not on-site for holidays.

Contractor shall have access to the facility during non-working hours and will not have access to the cableway hoist during non-working maintenance hours. All cranes owned and operated by Hoover Power Plant are to be run only by Hoover employees.

Hoover-Mead Line Outages

All necessary line outages for the safe handling of work shall be coordinated by Hoover personnel. A minimum of one week notice shall be given to the Contracting Officer Representative prior to a line outage on the piece of equipment being worked on. This will serve as the time needed for an outage on an adjacent line for the safe performance of work.

Specifications of existing equipment

The information provided for the bushing types is a guide. Some of these bushings have already been replaced, and due to most of the equipment being energized, the types of bushings were retrieved from the most recent test data.

Preservation of Existing Structures

Contractor shall take care when working around existing, immovable features of the facility.

This is to include protection of floors, walls, and features permanently located. Damage to fixtures shall be repaired by Contractor with no cost to the government.

Oil Processing and Storage Equipment

Oil processing and storage equipment will be supplied by the contractor. Oil processing equipment including portable generators must utilize spill containment. The spill containment will be supplied by the group performing work.

Miscellaneous Tools and Equipment

All tools necessary for transformer work at these locations shall be supplied by the contractor.

The government will not supply tools and other necessary equipment. These costs shall be incurred by the contractor.

Review of Materials Provided by Contractor

Manufacturer’s data sheets and instruction manuals shall be supplied to the government for review prior to the installation of any equipment. The government shall be allowed thirty (30) days to review the material and offer responses. These responses shall serve as the final decision of material to be supplied as replacements. Material deemed unsatisfactory by the government will not be installed.

The government shall offer a suitable alternative for replacement. The cost of the suitable replacement will be billed to the government as part of the total installation price.

Vehicle Access to Transformer Deck

All vehicles supplied by the contractor for transformer work at Hoover and other power plants shall have placards on the driver and passenger side of the vehicle. Additionally, all vehicles shall be cleared with plant personnel prior to their arrival. This entails a list of the vehicles with the year and make of the vehicle. Point of contact:

Hoover Dam and Powerhouse

Andy Trader Office Phone: 702-494-2295

Subcontracting Plan

A vendor that cannot perform all work under the services sought portion of this statement of work shall supply a detailed document for each item that will be performed by a sub-contractor. The document shall include a list of subcontractors who can perform the work, along with a physical address and contact information for each subcontractor. The document shall also state the anticipated time for the subcontractor to acquire materials and the expected time for them to arrive to the facility.

All sub-contractors listed on the subcontracting plan shall include at a minimum the following information:

Name of Contracting Company

Unique Entity Identifier (UEI) Number

Years company has been in service

Physical Address of Company

Number of Employees

Anticipated Mobilization Time

Environmental Precautions

Contractor is required to submit a Hazardous Material Control Plan prior to starting work due to the hazards involved with handling transformer oil. The Hazardous Material Control Plan must be approved by the government before this work may take place. Approximately four weeks will be needed by the government to review the plan. Work performed shall comply with the Resource Conservation and Recovery Act. The plan shall address items listed below.

Waste Management Plan

The contractor will develop a waste management plan to describe the following activities.

Describe how hazardous waste will be managed.

How is hazardous waste being determined? (Lab Results)

Who will be filling out the Hazardous Waste profile and who will approve the profile?

(Contractor are not allowed to sign the Hazardous Waste Manifest or profiles due to liability issues)

How is solid waste going to be managed and tracked, recycled, or disposed of?

Hazardous Materials Authorization Form

Will be filled out by the contractor for each hazardous material that will be used for the project

CERCLA – Only used if a superfund site has been determined or if acquiring land

PA/SI

All Appropriate Inquires

EPCRA – Can be in the waste management plan

The contractor will describe how:

Chemicals are Stored and used during the project

Develop a chemical spill plan and reporting procedures

TSCA

The Contractor will notify the government if they have determined if the following is present or has been detected.

Asbestos

PCB

The contractor if removing asbestos must have the appropriate certifications and license to perform asbestos work.

CAA

The contractor will be responsible for obtaining the appropriate permits, certification, and licensing for the following:

Generation of dust

Removal and Demolition of Asbestos

Lead and Lead Base Paint Removal

Combustible Engines Permitting

CWA

The Contractor will be responsible for the obtaining the following permits and requirement as required by the CWA:

401/404 Permit

Storm Water Pollution Prevention Plan (SWPPP)

National Pollution Discharge Elimination System (NPDES) Permit

Develop an oil spill plan and reporting procedures

Contractor shall supply spill containment for all equipment used at Hoover containing oil, fuels, antifreeze, and any other liquids that are environmentally hazardous to prevent them from entering the Colorado River. The liners may be temporary containment that will withstand sunlight (ultraviolet radiation) while outside.

SAFETY

Work is in the vicinity of 230kilovolt lines that will be energized. Proper distances must be maintained around live circuits. Please refer to OSHA Section 1910.269 for minimum approach distances to energized circuits. Additionally, there are uneven walking surfaces on the roadway next to the transformers. Rails are embedded in the concrete, and care must be taken when walking on this road. The transformers are located on a shelf next to the roadway. The elevation of the shelf above the roadway is approximately 4 feet. Care must be taken when working in the area. Harnesses will be required when working on top of the transformer.

General

The contractor will not require any person employed in the performance of this contract (including subcontracts) to work under conditions that are unsanitary, hazardous, or dangerous to the employees’ health or safety. To protect the life and health of employees and other persons; to prevent damage to property, materials, supplies and equipment; and to avoid work interruptions, the contractor will comply with the latest edition of Reclamation’s publication “Reclamation Safety and Health Standards” including any up-to-date errata. The cost of complying with this paragraph shall be included in the delivery order price.

Safety Program

The contractor will submit a written safety program for review by the Contracting Officer’s Representative. The Contracting Officer’s Representative must accept the safety program before the contractor commences onsite work. Chapter 3 and Appendix B of the Reclamation Safety and Health Standards contain guidance in preparing the safety program. The contractor may access the Reclamation Safety and Health Standards at https://www.usbr.gov/safety/rshs/index.html. The contractor must designate, in writing, a competent supervisory employee, acceptable to the Contracting Officer’s Representative, to administer the safety program. The safety program must include the names of contractor employees who are cardiopulmonary resuscitation (CPR) trained and certified. The Hoover Dam Safety Office will require two weeks before work commences to review the contractor supplied safety plan.

Job Hazard Analysis

A Job Hazard Analysis is required prior to engaging in potentially hazardous work. The contractor, after consulting with the Bureau site representative, Contracting Officer’s Representative, or inspector, will assess the workplace and work activities to determine if hazards are present or are likely to be present.

The contractor will develop a written Job Hazard Analysis for the work per Reclamation Safety and Health Standards. The hazard analysis will define hazardous operations and activities; and identify proposed methods for eliminating or minimizing the hazard. The methods will outline employee training requirements, personal protective equipment requirements, procedural changes, methods for evaluating program effectiveness, etc. The contractor will be required to receive approval of the Job Hazard Analysis from the Contracting Officer’s Representative prior to performing on-site work.

Personnel & Equipment

The contractor must give each contractor employee a written notice containing pertinent provisions of the safety and health program. Each field supervisor must conduct at least one on-the-job or toolbox safety meeting each week, and all employees under their supervision must attend. The supervisor will instruct the workers in appropriate safety measures. The supervisor will not allow the placement of machines or other equipment in traffic lanes. The supervisor will assure equipment will not create a safety hazard due to the manner it is stored or utilized. The contractor’s equipment will always meet Occupational Safety and Health Administration standards while working on this project. If the Contracting Officer's Representative determines an item of equipment needs repair or is unsafe, the contractor shall immediately stop using the equipment and provide replacement equipment at no additional cost to the Government. The contractor must prohibit the use of any machinery, tool, material, or equipment that is not safe and/or does not comply with applicable requirement of these standards. The contractor must identify such machine, tool, material, or equipment as unsafe, by tagging or locking the controls to make them inoperable, or by physically removing it from its place of operation. The contractor’s employees shall operate equipment in compliance with Federal, State, and local safety codes, and in accordance with manufacturer’s guidelines and manuals.

Reporting Injuries and Illnesses

The contractor will investigate and report accidents, injuries, or illnesses in accordance with Reclamation Safety and Health Standards, Section 3.7. The contractor supervisor will complete Form 7-2077, CONTRACTOR’S REPORT OF RECORDABLE INJURY/ILLNESS, and submit it to the Contracting Officer’s Representative within 72 hours of any incident or onset of illness. The contractor is responsible for providing and obtaining appropriate medical care for injured employees. If emergency assistance is required, notify Hoover Operations Center.

Compliance with Occupational Safety and Health Requirements

The contractor must remove employees who refuse or repeatedly fail to comply with safe work practices and standards, or supervisors who fail to enforce compliance.

Special Work Permit

The contractor will be required to sign and abide by the instructions in a special use permit spelling out the allowed Dam and powerhouse areas for the contractor. This special use permit will also identify any unusual hazards that might exist in the construction areas. The special use permit will also include any clearances required for safe completion of work. In the case of a fire alarm, drill or actual fire, all contractor personnel working at Hoover will report to the and provide a head count to the Government Contracting Representative (the inspector). Personnel will not return to work until the Bureau of Reclamation’s Safety Officer has sounded the “all clear” air horn.

Access to Facility

The operation of Hoover Dam and power-plant requires continuous and effective security measures. In accordance with Homeland Security Presidential Directive-12 (HSPD-12), all on-site Contractor personnel shall have a Government-issued badge before being allowed access to work at the site. The cost of initiating the credentialing process, submitting the requisite forms, obtaining fingerprints, travel to a Credentialing Center for card enrollment and activation shall be borne by the Contractor. The cost of suitability and PIV-related background investigations will be borne by the Government.

Following the submittal to the COR of the investigation package for each employee, the employee will receive an invitation to provide additional information required for their background investigation through the on-line e-QIP process. The background investigation will be conducted by the Office of Personnel Management (OPM), with the results furnished to the Reclamation Office of Security, Safety, and Law Enforcement (SSLE) for final determination of the employee’s suitability to be assigned to a Reclamation facility. Contractor employees may not be assigned to a Reclamation facility until advised by the COR that a preliminary favorable suitability determination by the Government has been completed.

Once a favorable determination has been made Contractor personnel shall be invited to visit the Reclamation Credentialing Center at:

Lower Colorado Regional Security Office

200 Date Street

Boulder City, NV 89005

(702) 293-8008

The Contractor shall be responsible for ensuring that its employees comply with all established security rules and regulations. Contract personnel shall not be permitted to enter established or designated restricted areas unless so authorized by the Government. Entry shall be in accordance with and subject to the security regulations established in the area. It shall be the Contractor’s responsibility to ensure that its personnel do not enter these areas unless authorized.

Resources Available at Hoover Dam

Roadway access to the transformer is possible for most cars and trucks. The means of accessing the transformer deck is by a tunnel that has a 14’ height to the upper corners, and a total 18’ height to the top. This tunnel is 14’ wide with conduit runs along the walls in certain portions. The road width is 9 feet curb to curb. Any material and equipment that cannot be driven down the roadway will be transported via the cable way crane. Contractor is responsible for bringing slings and chains necessary to lower equipment via the cable way crane. Personnel at Hoover will operate the cableway hoist and handle the rigging of all equipment raised and lowered to transformer deck. 480 Volt AC power will be available in the vicinity of the transformers along with 120-volt ac power. 480 plugs on transformer roadway are rated for 60 amp maximum. Additional amperage must be accomplished using a portable generator.