Amen 03.pdf
PDF 143 KB Posted
- Attached to
- FC444 Aluminum Sulfate Tank Repairs
- Solicitation number
- N4008526R9073
About this file
This is Amendment 0003 to Solicitation N40085-26-R-9073 for FC444 Aluminum Sulfate Tank Repairs, issued by NAVFAC Mid-Atlantic on August 25, 2026. The amendment addresses vendor questions regarding the specifications for 11,000-gallon fiberglass tanks and provides detailed technical clarifications.
The amendment specifies that each tank shall have a usable capacity of 10,575 gallons with a flat bottom and an ASME Flanged and Dished Head (5/16-inches thick). The tank internal diameter is 12'-0" with a straight shell height of 13'-0". Nozzles and fittings must be drilled to ANSI Standard B16.5 for 150# drilling with a thickness rating of 25 psi. Each tank requires four hold-down lugs, two lifting lugs, one reverse level float system, one 2" flanged nozzle with ball valve for drain, two 2" flanged nozzles for tank discharge and return (with blind flange for one tank only), two 3" flanged nozzles for tank fill and vent connection, one 24" manway with flat cover, and one 6" flanged nozzle with blind flange for ultrasonic level monitoring. The design temperature range is ambient conditions (-17°C to 40°C), with design pressure of +0.5 oz/in² / -2.0 oz/in². The tanks will hold 48.0% aluminum sulfate solution (specific gravity 1.300 to 1.345) and will be located outside the building, uncovered. The deadline for receipt of proposals remains unchanged, and offerors must acknowledge receipt of this amendment with their proposal submissions.
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Other files
| File | Type | Posted |
|---|---|---|
| Amen 02.pdf | ||
| Site Visit Roster.pdf | ||
| Amen 01.pdf | ||
| 25-0087 LeadAsbestosReport.pdf | ||
| N4008525B0087 Dwgs_Signed.pdf | ||
| N4008525B0087 Specs.pdf | ||
| RFP 250087.pdf |
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Text version
AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT
1. CONTRACT ID CODE
2. AMENDMENT/MODIFICAITON NO. 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQ. NO. 5. PROJECT NO. (If applicble)
7. ADMINISTERED BY (If other than Item 6) CODE
STANDARD FORM 30 (REV. 10-83)
Prescribed by GSA FAR (48 CFR) 53.243
FACILITY CODE
9A. AMENDMENT OF SOLICIATION NO.
9B. DATED (SEE ITEM 11)
10A. MODIFICATION OF CONTRACT/ORDER NO.
10B. DATED (SEE ITEM 11)
11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS
The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers is extended, is not extended.
Offers 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 your 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 APPROPIRATION DATA (If required)
13. THIS ITEM ONLY APPLIES TO MODIFICATION OF CONTRACTS/ORDERS.
IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.
CHECK ONE 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.
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.
15C. DATE SIGNED
15A. NAME AND TITLE OF SIGNER (Type or print)
16C. DATE SIGNED
16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)
14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)
PAGE OF PAGES
6. ISSUED BY CODE
8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code) (X)
CODE
15B. CONTRACTOR/OFFEROR
(Signature of person authorized to sign)
16B. UNITED STATES OF AMERICA
(Signature of Contracting Officer)
NSN 7540-01-152-8070
Previous edition unusable
1 3
AMENDMENT NO. 0003 8/25/26 25-0087
N40085
NAVFAC Mid-Atlantic Resident Officer in Charge of Construction 1107A Birch Street Camp Lejeune, NC 28547-2521
See Item 6
✘ N40085-26-R-9073
7/31/26
25-0087, FC444 Aluminum Sulfate Tank Repairs Amendment 0003, Answer Requests for information
The time and date for receipt of proposals remains unchanged.
This amendment should be acknowledged when your proposal is submitted. Failure to acknowledge the amendment may constitute grounds for rejection of a proposal.
See Continuation Page(s)
N40085-26-R-9073 Amendment 0003
CONTINUATION SHEET
1. QUESTION: In regards to the 11,000 gallon fiberglass tanks, the vendor has the following questions:
1. Capacity in usable gallons?
a) Each tank to have a usable capacity of 10,575 gallons.
2. What type of bottom is needed?
a) Tanks to have flat bottom.
3. What type of top is needed?
a) Provide ASME Flanged and Dished Head, 5/16-inches thick.
4. Size – diameter & straight shell height
a) Tank internal diameter to be 12’-0”. Straight shell height to be 13’-0”.
5. Nozzles, fittings – Quantity and sizes (Blinds if required)
a) Nozzles to be drilled to ANSI Std. B16.5 for 150# drilling and thickness rating of 25 psi. Below list is per each tank. Indicated fittings and nozzle locations shall be per contract drawings. If discrepancy exists between below list and contract drawings, drawings shall have precedence.
(4) Hold down lugs
(2) Lifting lugs
(1) Reverse level float system
(1) 2ӯ flanged nozzle with 2ӯ ball valve [drain]
(2) 2ӯ flanged nozzle [tank discharge, tank return] - provide blind flange for one tank only
(2) 3ӯ flanged nozzle [tank fill, vent connection]
(1) 24ӯ Manway with flat cover
(1) 6ӯ flanged nozzle with blind flange [ultrasonic level]
6. Design Temp?
a) Design temperature to be ambient. The expected site environmental conditions are a minimum of -17°C (0°F) and a maximum of 40°C (110°F).
7. Design Pressure?
a) Tank design pressure to be +0.5 oz/in2 / -2.0 oz/in2 .
8. Specific Gravity?
a) Specific gravity of aluminum sulfate solution ranges from 1.300 to 1.345.
9. Will the Tanks be located inside or outside of building?
a) Tanks will be located outside of building, uncovered.
10. What are the specific contents and their percentages of each respective concentration or
MSDS (if more than one fluid is involved?)
a) Tanks to hold 48.0% Aluminum Sulfate solution.
2. All other terms and conditions remain unchanged.
File details come from the government source that posted it. Updated .