Amendment 4 to RFP370471-DSF.pdf

AMENDMENT TO SOLICITATION

AMENDMENT NO.

DATE OF AMENDMENT:

September 4, 2025

SOLICITATION NO.

RFP# 370471-DSF

DATE ISSUED:

July 31, 2025

PROJECT NO.

N/A

OPENING DATE:

September 19, 2025

TITLE OF PROJECT: Tunnel Transfer Line Fabrication

Bidders must acknowledge this Addendum prior to the hour and date set forth in the solicitation as indicated in the RFP, Section 6.

If by virtue of this Addendum you desire to change a bid already submitted, such change may be made by telegram or letter, provided such telegram or letter makes reference to the Solicitation and this Amendment and is received prior to the time set for opening.

The above reference Solicitation is amended as follows:

The following additional files have been uploaded to the shared files and are included as attachments to this Amendment Document:

F10241037_DWG

F10252563_DWG

The following responses required additional time and are provided to all potential offers:

QUESTIONS AND ANSWERS:

1. Can you clarify whether the sub-contracting of some amount of work is allowed in this contract – i.e. 6-7 modules out of 27 modules to be manufactured by other company under our sub-contract?. If yes, what is the maximum limit of work (in terms of %) allowed to be sub-contracted? And which administrative/Technical documents to be submitted along with our Bid of sub-contractor – i.e. past experience, workshop capacity etc.

ANSWER: Subcontracting some amount of work is allowed. Please state very clearly in the proposal what work will be subcontracted out, who will be the subcontractor, etc. Your subcontractor shall meet all the requirements of the SoW.

2. Can you please clarify the check valves in Warm manifolds are Free issued or contractor has to buy it? If it is in the scope of contractor, could you please share the model no. or specifications?

ANSWER: FNAL will provide the check valve.

3. Details of Drawing no. FC0124972 for DISC is not clear in main Assembly of F10225452 - Turnaround Can. Kindly provide details for it.

ANSWER: Disc is 2” OD X 0.12 THICK _ 304 SS material.

4. Can you please clarify whether 12-PIN HERMETIC CONNECTOR, DT SERIES FLG MT will be Free issued by Fermilab or under the scope of contractor? If it is under the scope of contractor, could you please provide model no.

or specifications?

ANSWER: FNAL will provide this connector.

5. We propose following schedule against requested in Technical specifications. Can you confirm if a proposed schedule against the Technical specifications is acceptable?

ANSWER: Please propose your delivery schedule in your bid. This will be evaluated together with the rest of the proposal.

6. Drawing no. F10241037 for WELDMENT, HTTS RETURN, LB650 L1 which is Sub Assembly of F10241032 - THERMAL SHIELD, & VACUUM VESSEL ASSEMBLY, TTL BAYONET CAN LB650 L1 and it includes in Main Assembly of F10235167 - LB650 L1 TTL Module drawing is not received from client. Please provide assembly drawing for it.

ANSWER: The requested drawing is included both as an attachment to this Amendment and has been uploaded to the shared files.

7. As a follow-up to Amendment 3, Question #8:

We can’t find a top assembly for the Turnaround Can Warm Manifold. Please ask if there is one and if so, to please provide it.

ANSWER: File F10252563_DWG is included both as an attachment to this Amendment and has been uploaded to the shared files.

All other terms and conditions remain unchanged.

Fermi National Accelerator Laboratory Seth Fryar

Procurement Specialist

(630) 840-3665 sfryar@fnal.gov

P.O. Box 500 Batavia, IL 60510 Mail Station 312 mailto:sfryar@fnal.gov

6 F10242701 STRIP, TTL HTTS CONNECT WITH PEM NUTS, LB650 2

5 F10242307 TAB, THERMAL SHIELD INTERFACE 1

4 F10242210 STRIP, TTL HTTS CONNECT WITH PEM NUTS 4

3 F10239092 TAB FOR THERMAL SHIELD INTERFACE 4

2 F10235537 PIPE, HTTS RETURN, LB650 L1, 2" OD x SCH10, 304 SS 1 1 F10234969 PIPE, 3/4" x SCH10 304SS 1

ITEM FERMI # PART NAME QTY

PARTS LIST

294.71

124.98

145.18

165.87

186.44

TEMPLATE VERSION: 2021.08.02

REV REVISION CONTROL DOCUMENT DATES SIGNATURES

- F10241037---RCD

DRAWN

APPROVED

FERMI NATIONAL ACCELERATOR LABORATORY

UNITED STATES DEPARTMENT OF ENERGY

NAME

WELDMENT, HTTS RETURN, LB650 L1

SCALE SIZE DRAWING NUMBER SHEET REV

1:4 & D F10241037 1 OF 1 -AS SHOWN

UNLESS OTHERWISE SPECIFIED

±.X ±.XX ±.XXX ±X/X ±X°

.1 .02 .005 1/16 1

BREAK ALL SHARP EDGES, MAX: .015

DO NOT SCALE DRAWING

DIMENSIONS BASED ON: ASME Y14.5-2009

MAX MACHINE ALL SURFACES, Ra: 125

DRAWING UNITS: INCHES

THIRD ANGLE PROJECTION

DRAWN R.NOCEDA DATE 11-Apr-2025 CHECKED J.COGHILL DATE 16-May-2025 APPROVED V.PATEL DATE 16-May-2025

USED ON

F10241032, F10241324

MATERIAL

SEE PARTS LIST

GROUP: Technical Division - Design and Drafting CAGE CODE: OU5R6

DESCRIPTION: WELDMENT, HTTS RETURN, LB650 L1

PROJECT: PIP-II_Cryogenic_Distribution

CATEGORY: WELDMENT

DETAIL A

SCALE 1:2

DETAIL A

.105

3-6 3-6

6X

B

SECTION B-B

SCALE 1:5

4 PLCS.

TYP.

D

SECTION D-D

SCALE 1:5

.083

NOTE 4

NOTE 6

DETAIL C

DETAIL C

182.44

138.66

4X .07823.11

28.45

76.53

DETAIL E

DETAIL E

.50

4 PLACES

A

C

E

F

NOTES: (UNLESS OTHERWISE SPECIFIED)

1. ALL WELDS AND MANUFACTURING TOLERANCES MUST BE IN ACCORDANCE

WITH RELATED PRESSURE VESSEL CODES OF ASME B31.3 PROCESS PIPING,

NORMAL FLUID SERVICE.

2. ALL FILLET WELDS TO BE SMOOTH FOR COSMETIC APPEARANCE.

3. WELDMENT MUST BE FREE OF DIRT, GREASE, OIL AND CHIPS.

4. ALL WELDS TO BE VACUUM LEAK TIGHT. LEAK TEST: NO LEAK

SHALL BE DETECTABLE ON THE MOST SENSITIVE OF A HELIUM LEAK

DETECTOR WITH A MINIMUM SENSITIVITY OF 10 -9 TORR x LITER/SEC.

5. ITEM 6- PROTECT HOLES DURING THE WELDING PROCESS.

6. AS PART OF FERMILAB'S ACCEPTANCE CRITERIA, MATERIAL CERTIFICATION

MUST BE SUPPLIED. THE WELDMENT WILL NOT BE ACCEPTED WITHOUT

MATERIAL CERTIFICATIONS.

7. THE FOLLOWING DOCUMENTS WILL BE SUPPLIED WITH THE DELIVERY

OF THE WELDMENT:

A. WELD PROCEDURE SPECIFICATION (WPS).

B. PROCEDURE QUALIFICATION RECORDS (PQR).

C. WELDER PERFORMANCE QUALIFICATION (WPQ).

D. EXAMINATION REPORT.

8. MLI SHALL BE APPLIED ON THE OUTER SURFACES AS PER ED0040780.

TEMPLATE VERSION: 2021.08.06

REV REVISION CONTROL DOCUMENT DATES SIGNATURES

- F10252563---RCD

DRAWN

APPROVED

DRAWN V.PATEL DATE 29-Aug-2025 CHECKED W.SOYARS DATE 29-Aug-2025 APPROVED R.DHULEY DATE 29-Aug-2025

USED ON

F10239335

MATERIAL

GROUP: Technical Division - Cryogenic Support CAGE CODE: OU5R6

UNLESS OTHERWISE SPECIFIED

±.X ±.XX ±.XXX ±X/X ±X°

.1 .02 .005 1/16 1°

BREAK ALL SHARP EDGES, MAX: .015

DO NOT SCALE DRAWING

DIMENSIONS BASED ON: ASME Y14.5-2009

MAX MACHINE ALL SURFACES, Ra: 125

DRAWING UNITS: INCHES

THIRD ANGLE PROJECTION

FERMI NATIONAL ACCELERATOR LABORATORY

UNITED STATES DEPARTMENT OF ENERGY

NAME

SUPPORT FRAME AND WARM PIPING ASSEMBLY,

TURNAROUND CAN

SCALE SIZE DRAWING NUMBER SHEET REV

1:10 D F10252563 1 OF 1 -

DESCRIPTION: SUPPORT FRAME AND WARM PIPING ASSEMBLY, TURNAROUND CAN

PROJECT: PIP-II_Cryogenic_Distribution

CATEGORY: ASSEMBLY

2 F10243714 SUPPORT FRAME ASSEMBLY - TURNAROUND MANIFOLD 1

1 F10247879 WARM MANIFOLD VENDOR PIPING, TURNAROUND CAN 1

ITEM VENDOR \ NO PART NO PART NAME QTY

105.34

117.82

30.50

NOTES: (UNLESS OTHERWISE SPECIFIED)

1. ASSEMBLY MUST BE FREE OF DIRT, GREASE, OIL AND CHIPS.

2. ASSEMBLY TO BE FREE OF ALL SHARP EDGES, CORNERS, AND BURRS.

45.08