16Q005000021.pdf

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15A. NAME AND TITLE OF SIGNER (Type or print)

30-105-04EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA

FAR (48 CFR) 53.243

This is to publicize questions and answ ers and to provide an updated specification.

1. CONTRACT ID CODE PAGE OF PAGES

1 9

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

16C. DATE SIGNED

BY 13-Jul-2016

16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR

(Signature of Contracting Officer)(Signature of person authorized to sign)

8. NAME AND ADDRESS OF CONTRACTOR (No., Street, County, State and Zip Code) X W912DW-16-Q-0050

X 9B. DATED (SEE ITEM 11)

05-Jul-2016

10B. DATED (SEE ITEM 13)

9A. AMENDMENT OF SOLICITATION NO.

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

X The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offer is extended, X is not extended.

Offer must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended by one of the following methods:

(a) By completing Items 8 and 15, and returning copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN

REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE

CONTRACT ORDER NO. IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(B).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

10A. MOD. OF CONTRACT/ORDER NO.

2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE

13-Jul-2016

CODE

USA ENGINEER DISTRICT, SEATTLE

ATTN: CECT-NWS

4735 EAST MARGINAL WAY SOUTH, BLDG. 1202

SEATTLE WA 98134-2388

W912DW 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

W912DW-16-Q-0050

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

SECTION SF 1449 - CONTINUATION SHEET

The following have been modified:

SPECIFICATION

Transformer On‐Line Dissolved Gas and Moisture Content Monitors Specifications (Rev. 1) Modifications from original specs are made in red.

Chief Joseph Dam Revised: July 12, 2016

Overview

The specifications below are for the acquisition, installation, commissioning, and training for ten (10) on‐ line transformer oil dissolved gas and moisture content monitors (otherwise noted as “on‐line gas monitor”, or “monitor”) for Chief Joseph Dam. Three (3), single‐phase transformer banks will acquire one on‐line gas monitor on each phase (nine total), and one will be stored as a spare (making ten total).

The on‐line gas monitors shall meet the requirements listed below.

1. On‐line Dissolved Gas and Moisture Content Monitor

1.1 General

Each transformer shall be equipped with an on‐line transformer oil dissolved gas and moisture content monitor, and shall be the Serveron model TM8, or approved equal. The monitor shall include the following features:

a. Provide laboratory grade gas chromatography (or approved equal, see Section 1.1.d) for the following gas measurements with the following accuracy and range (LDL‐UDL) provided at a minimum:

(1) Hydrogen (Accuracy +/‐ 5 percent or +/‐ 3 ppm; Range 5‐3,000 ppm)

(2) Oxygen (Accuracy +/‐ 5 percent or +30/‐0 ppm; Range 100‐25,000 ppm)

(3) Methane (Accuracy +/‐ 5 percent or +/‐ 5 ppm; Range 10‐5,000 ppm)

(4) Carbon Monoxide (Accuracy +/‐ 5 percent or +/‐ 5 ppm; Range 5‐10,000 ppm)

(5) Carbon Dioxide (Accuracy +/‐ 5 percent or +/‐ 5 ppm; Range 5‐30,000 ppm)

(6) Ethylene (Accuracy +/‐ 5 percent or +/‐ 3 ppm; Range 3‐5,000 ppm)

(7) Ethane (Accuracy +/‐ 5 percent or +/‐ 5 ppm; Range 5‐5,000 ppm)

(8) Acetylene (Accuracy +/‐ 5 percent or +/‐ 1 ppm; Range 1‐3,000 ppm)

(9) Nitrogen (Accuracy +/‐ 15 percent or +/‐ 5,000 ppm; Range 10,000‐100,000 ppm)

b. Provide total dissolved combustible gas (TDCG) and total hydrocarbon (THC) measurements.

c. Provide automatic self‐verification and self‐calibration of all measured gases. Automated calibration shall be verified to the National Institute of Standards and Technology (NIST) traceable gas standard.

d. The monitor shall continuously sample oil, recording all data and alarm conditions with a time stamp at least once every four hours. Sampling methods shall follow one of those defined in

ASTM D 3612‐02 (2009), and return the oil back into the transformer without de‐gassing or otherwise altering the gas levels in the oil.

e. Provide oil temperature measurements and moisture‐in‐oil measurements; and correlate those measurements with the transformer load and ambient temperature. The minimum moisture‐in‐oil accuracy and range shall be:

(1) +/‐ 3 percent, 0‐100% relative saturation (given in PPM)

(2) < 10% of reading for oil temperature ≥30°C, 0‐80 ppm (upper range limited to saturation)

(3) < 18% of reading for oil temperature <30°C, 0‐80 ppm (upper range limited to saturation)

f. Ability to create caution and limit alarm set points as well as rate‐of‐change alarm values remotely from the monitor. Alarm relay contacts shall operate as either normally‐open or normally‐closed.

g. Ability to store data internally for up to two years, or 10,000 data records. Data and alarm points shall be time‐stamped.

h. Ambient temperature sensor

i. Moisture‐in‐oil and oil temperature sensors

j. Oil supply and return assemblies

k. Manufacturer’s recommended spare parts

1.2 Mounting and Interconnection

The monitoring system equipment shall be installed per the manufacturer’s (or “contractor(s)”) recommendations, and mounted at a location determined at the post‐award site visit.

Interconnection to the transformer tank shall be made using stainless steel hardware and tubing, where interconnection details shall be approved by the Government per Section 2.2.1 (Proposed

Installation Plan). All required interconnecting cables and leads between the monitor enclosure and the transformer control cabinet shall be provided by the contractor, and routed through either rigid or watertight flexible metal conduit. All conduit containing copper communication wire shall be grounded to avoid EMF interference.

One annunciation point per monitor shall be brought to the transformer control box at a termination point defined by the Government. Chief Joseph personnel will connect the alarm point from the transformer control box to the terminating point(s) in the powerhouse. The annunciation point shall provide an alarm when the monitor senses gasses equal to or exceeding ranges identified as Condition 1 in IEEE C57.104 (2008) (or suggested industrial standard), moisture content in oil greater than or equal to 10 PPM (or suggested industrial standard), and points related to “monitor trouble” [i.e loss of communications, low carrier gas, loss of power ect.]

1.3 Communication and Data

The monitor shall be provided with a PC‐based software package, capable of being run from

Windows 2007 or newer operating system on a Government‐provided laptop. All software provided with this contract shall obtain updates for two years following the contract close‐out date at no additional charge to the Government.

The Software shall be equipped with the following features:

a. Trending of data, including but not limited to: graphical display of continuous gas evolution for each critical fault gas, as well as moisture, load and ambient temperature.

b. Function as a diagnostic tool used to easily identify fault types and provide suggested operating procedures; each in accordance with IEEE C57.104 (2008).

The monitor shall be equipped with the following communication features:

a. Front panel day/night display and visual alarm/status lights

b. Physical layer interfaces for RS‐232, RS‐485 and Ethernet communications

c. Modbus RTU and DNP3 protocol support

1.4 Accessory Options

The monitor shall be provided with the following accessories:

a. Transformer load tracking using a clamp‐on current transformer for sensing load from the secondaries of the bushing current transformers

b. Heat trace on monitors oil supply tubing

c. Carrier gas system: Each gas cylinder (Helium, research grade 99.9999% percent purity or approved equivalent) shall be remote, mounted near the monitor. The permanent location for the gas cylinder will be determined during a post‐award site visit (see Section 2.2). A dual‐stage gas regulator with a pressure switch shall be provided upon installation of each cylinder.

d. Fiber optic interface

e. Valve assembly for oil sampling

f. Manual dissolved gas analysis (DGA) sample port

g. The software program shall provide the overall transformer condition rating based on DGA.

h. Provide the ability to evaluate and display data using Rogers Ratio, Doernenburg’s Ratio, Duval Triangle, key gas method, and rate of change trends.

i. Calibration gas system if required for self‐calibration (see Section 1.1.c and Section 3)

j. Three (3) 4‐20 mA inputs and one RS‐232 port available for connection to optional devices

2. Shipment and Installation

General

The manufacturer shall package and deliver the undamaged monitors to Chief Joseph Dam in

Bridgeport, WA. The manufacturer shall install a total of nine (9) monitors on T5, T6, and T7 transformer banks.

2.1 Shipment

The monitors and associated equipment shall be packed by the manufacturer and shipped to Chief

Joseph Dam power plant in Bridgeport, WA. The monitors will be stored indoors until they can be installed on the transformers. The monitors shall be ready for installation upon delivery, utilizing turnkey installation services by the equipment manufacturer.

2.2 Installation

2.2.1 Proposed Installation Plan (including Supporting Materials)

The equipment manufacturer shall propose an installation plan that includes: a detailed procedure and schedule for installation that is coordinated with concurrent site work, whether unit will be on‐line or off‐line during installation and commissioning, drawings showing installation details of the on‐line gas monitor and associated equipment on the transformers and how the monitor will interface with Chief Joseph Dam Project

(transformer control cabinet, transformer vault, transformer tank, etc.) powerhouse (if applicable), bill of materials, storage and maintenance requirements for spare monitor, and a commissioning plan (see Section 4). The post‐award site visit shall be conducted before the proposed installation plan is submitted. All proposed installation plans shall be approved by the Government within 30 days after notice to proceed. Submission of the proposed installation plan should be provided in the following formats: three hardcopies and two electronic PDF versions provided on either DVD or CD.

2.2.1.1 Drawings

If all transformers cannot have the monitors mounted in the same location on each transformer or by the same method, individual drawings will need to be provided showing mounting locations and details for varied configurations.

Drawings shall be clearly labeled showing the transformer it pertains to.

A complete rendering of the transformer and transformer vault is not necessary.

Provide the standard manufacturing drawings for the on‐line gas monitor as well as the following drawings (if not already included): on‐line gas monitor outline drawings with dimensions, cabinet internal and external layout drawing showing location of terminal blocks and devices with appropriate labels. Provide wiring diagram showing: terminal blocks, wire names, wire origin and termination points, device labels, and any other information that would be needed to troubleshoot or do maintenance. Drawings showing how the on‐line gas monitor interconnects with related equipment (carrier gas system, transformer tank, transformer control box, transformer vault, etc.) shall be provided but do not have to include dimensions. Transformer control box termination points for the wiring needed to bring annunciation points to the transformer control box shall be red‐lined in the field on Project (Chief Joseph’s) drawings so that Chief Joseph personnel can update the Project drawings. The transformer control box drawings will be provided by the Government.

2.1.1.2 Spare Monitor Storage

Provide any requirements for maintenance and storage of spare monitor.

2.2.1.3 Coordination

All equipment and personnel required to install the monitors shall be provided by the manufacturer unless defined in the Government approved installation plan.

Government‐provided 120 VAC power will be available at each transformer for the monitor’s use. The Government will also provide a training facility, parking, assistance unloading shipments, potable water, and restrooms for the contractor’s use.

A post‐award site visit will be coordinated within 30 days of the notice to proceed. This site visit will allow the manufacturer to perform a walk‐through with Chief Joseph staff, and where design and scheduling details will be determined.

2.2.1.4 Scheduling

Transformer banks T6 and T7 are scheduled to have an outage for maintenance and testing from September 12 to October 7, 2016. It is preferred to have these (six) monitors installed and commissioned during this outage. T5 is not planned for an outage until September 11, 2017. The installation schedule and design for the three monitors on T5 will be discussed at a manufacturer’s post‐ award site visit in order to determine if an outage is required to mount the monitors. Coordinating a schedule with the Government is required.

2.2.2 Monitoring System Installation

Provide the services of a factory certified field representative of the dissolved gas‐in‐oil monitor to install the monitoring system equipment (includes associated equipment) on each transformer. The monitoring system equipment shall be installed, as well as all associated oil piping, valves, gas systems, wiring and interconnections to the control cabinet.

3. Commissioning

The manufacturer shall commission the nine (9) installed monitors. The monitoring system shall be fully programmed and functional during the performance of the pre‐operational tests. A

Commissioning Engineer shall be present during performance of the tests, who is an employee of the monitor manufacturer. The Government shall witness all commissioning tests unless waived by the Government in writing.

The Government‐approved (see Section 2.2.1) commissioning plan shall include at a minimum:

a. Verify all oil lines have been properly bled, and there are no leaks.

b. Verify there are no leaks for the consumable gas connections, and proper pressure adjustments have been made.

c. Verify equipment calibration by comparing the software gas‐in‐oil analysis to the PPM values listed on the calibration cylinder.

d. Verify all initial settings have been entered for the gas caution and alarm levels.

e. Verify correct processing of dissolved gas‐in‐oil measurements, and the ability to communicate this information with the provided software as installed on a Government laptop.

f. Verify software program provides guidance based on IEEE C57.104 (2008).

4. Training

Training for the monitoring system shall be performed by representatives from the manufacturer, and shall be performed using the equipment manuals and specialized equipment software included with the equipment. The training shall include hands‐on operation of the equipment, either at the transformer or by utilizing stand‐alone demonstration hardware of the same model and type as provided. A step‐by‐step description of all equipment software menus shall be performed, including the methods of changing the settings and alarms, downloading data, basic troubleshooting, and interpreting the guidance provided by the software analysis tools. Hardcopies of training material shall be provided for all students. It is estimated that there will be fifteen (15) students.

5. Closeout Documents

The following items shall be provided to the Government before the final 10% payment will be provided to the manufacturer:

a. Five (5) electronic sets of the following shall be provided on a CD or DVD in PDF format:

1. As‐built drawings showing where monitors and associated equipment (i.e.

gas tanks, sensors, tubing, etc.) are located in the transformer vault. If multiple configurations were executed, drawings for each configuration shall be provided with clear indication of what transformer bank and phase is being represented. Drawings shall also include as‐built panel layout and wiring drawings, as defined in Section 2.2.1.1 Drawings.

2. Commissioning results and final monitor settings

3. OEM User Manual for monitor (dissolved gas, moisture, temperature) and software packages; including troubleshooting guides for each

4. Data sheets for each component

5. Warranty of services information (if applicable)

6. Additional training materials not already provided in listed requirements.

7. Maintenance and storage requirements for spare monitor.

8. Bill of Materials

b. Five (5) hardcopies of the information listed in Section 5.a.1. Hard copy sets shall come in a hard‐cover three ring binder entailing: Table of context, page numbers, and label the cover sheet and spine labelled with the following information:

Chief Joseph Dam

Date contract was awarded

Contract number

Manufacturer

c. One (1) spare license and copy of required software package(s) for use on laptop in the future, in DVD or CD format.

(End of Summary of Changes)