N3220522R4254 AMEND 0006 USNS SUPPLY ROH AP.docx
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- SOLICITATION USNS SUPPLY ROH Federal contract opportunity
- Solicitation number
- N3220522R4254
About this file
This document contains clarification questions and answers regarding solicitation number N3220522R4254 for ship repair and alteration work aboard USNS Supply. Key work items include replacement of controllers for the ship's fairlead system, recoating of cargo, potable water and sewage holding tanks, blasting and coating of anchor chains and lockers, and preservation and coating of potable water tanks. Bidders sought clarification on surface area measurements, minimum spot repair sizes, and the condition and preparation requirements for cargo tanks and anchor equipment. The Navy confirmed only one sewage holding tank requires internal staging and provided measurements for potable water tanks. Repairs to cargo tanks should be conducted before blasting and coating. The ODC base amount as stated in Section B is $1,000,000.
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Text version
N3220522R4254
SECTION SF 30 BLOCK 14 CONTINUATION PAGE
SUMMARY OF CHANGES
SECTION B - SUPPLIES OR SERVICES AND PRICES
The following have been added by full text:
RFC CLARIFICATION QUESTION 5
1. SPECIFICATION ITEM NO.: 0525
PARAGRAPH / SECTION NO.: N/A
TITLE: FAIRLEAD CONTROLLER INSPECTION
QUESTION: Fairlead Integrated, LLC is currently under contract to replace four (4) of the five (5) controllers listed in the SOW including NR1, NR2, & NR3 HPAC and NR4 A/C. This work is projected to be completed on or before 30 April 2022. This would leave only the Aft MSD Controller for replacement. Can the Government provide additional information or an updated specification regarding this work item?
ANSWER: The ship will not be available for Fairlead LLC until the FY22 Project. The current contract is for the controllers not the HMI. The WI is for the HMI’s
2. SPECIFICATION ITEM NO.: 0108
PARAGRAPH / SECTION NO.: 7.33
TITLE: CHT Tanks Recoat QUESTION: Can we assume the specified spot work (par 7.33) would be in minimum one square foot increments?
ANSWER: Yes. Spot work (par 7.33) should be in minimum one square foot increments.
3. SPECIFICATION ITEM NO.: 0109
PARAGRAPH / SECTION NO.: 7.30
TITLE: MSD Tanks Recoat QUESTION: Can we assume the specified spot work (par 7.30) would be in minimum one square foot increments?
ANSWER: Yes. Spot work (par 7.30) should be in minimum one square foot increments?
4. SPECIFICATION ITEM NO.: 0153
PARAGRAPH / SECTION NO.: 7.7.1
TITLE: ABS Tank Survey QUESTION: Paragraph 7.7.1 of the specification list only one (1) tank that requires staging (7-016-0-W), please confirm no other tank staging is to be required?
ANSWER: Currently only one tank will be required to be staged.
5. SPECIFICATION ITEM NO.: 0157
PARAGRAPH / SECTION NO.: 3.3.1
TITLE: Potable Water Tank Preservation QUESTION: The item provides capacity and cubic feet (3.1.1) for each tank, but no surface area. Could the owner provide the square footage of each tank listed?
ANSWER:
Potable Water Tanks
| Description |
| Location |
| 100% Capacity |
(gals) Area (sqft)
| Potable Water Tank |
| 7-477-2-W |
| 22655 |
| 3443 |
| Potable Water Tank |
| 7-488-1-W |
| 19545 |
| 2921 |
| Potable Water Tank |
| 7-488-2-W |
| 19545 |
| 2921 |
| Potable Water Tank |
| 7-499-1-W |
| 16426 |
| 2162 |
6. SPECIFICATION ITEM NO.: 0910
PARAGRAPH / SECTION NO.: 7.2.4 + 7.7
TITLE: Anchors, Chains and Lockers QUESTION: Paragraph 7.2.4 directs to grit blast the chains, anchors, etc to an SP-10. Due to the cost of dust containment, grit cleanup and interference with other interfacing hull work could UHP water blasting to a WJ-2M be utilized? How much existing mud removal should be allowed for in par 7.7?
ANSWER: UHP to a WJ-2M would be acceptable. Additionally, the last chain coating project was approximately one half ton of mud and debris
7. SPECIFICATION ITEM NO.: 0912
PARAGRAPH / SECTION NO.: 7.4.1 + 7.10
TITLE: Cargo Tank Coating QUESTION: How much existing oil and or grease is present in the cargo tanks and will require removal (7.4.1) via detergent cleaning?
Paragraph 7.10 directs to perform some steel repairs in the tanks. Would these repairs be performed before we grit blast, after we grit blast and completely paint the tanks or after we finish the grit blast and before we paint? Please remember that repair work during the blasting and coating process is very disruptive and could be very expensive due to rework.
ANSWER: Tanks should be cleaned under WI 21. Preference would be to conduct any steel repairs prior to the blast and recoat.
8. SPECIFICATION ITEM NO.:
PARAGRAPH / SECTION NO:
TITLE: Section B – Supplies or Services and Prices QUESTION: Per Section B, CLIN 0002, please provide ODC Base amount.
ANSWER: ODC Base amount: $1,000,000.00
(End of Summary of Changes) image1.wmf
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