RFP_QandA_No._4_BRASHEAR_16-R-4313.docx
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- N32205-16-R-4313
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Question and Answer No. 6 -USNS CARL BRASHEAR N32205-16-R-4313
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MILITARY SEALIFT COMMAND
N32205-16-R-4313
USNS CARL BRASHEAR ROH/DD
QUESTIONS AND ANSWERS #6
The following are answers to questions received from potential offerors. The answers provide clarification only and do not constitute an amendment to the solicitation.
SPECIFICATION ITEM NO.: _0117 & 521.
PARAGRAPH / SECTION NO:__N/A__.
TITLE: _ N/A .
QUESTION: 0117 - Steel Renewal and Preservation Frames 62 thur 65 (VR16-0020)
1) Can MSC or the ship provide pictures/images of damaged areas of the side shell, bulkhead and any surrounding areas for item 0117
2) Please confirm if the weight of the bulb flat needed, 3.1.2 notes 800 SF 25mm Plate. Please advise
ANSWER: 0117 – Ship is currently deployed; availability of taking photos of damage is limited. Upon availability, photos will be released, currently no means of taking photograph of damage. Weight of bulb flat needed is estimated upon review of Reference 2.1 – Shell Expansion Drawing.
0521 - MSD VCHT TANK AND PIPING REPAIRS (VR16-0014)
| 1) | Para. 7.2 04 Deck MSD Pipe Repairs - Please provide total CU/Ni pipe footage, total number & type of fittings required to accomplish work scope for the two locations named |
| 2) | Para. 7.3 3rd.Deck Vent Pipe Repairs - Please provide quantity of carbon steel pipe vents to renew, total footage, total number & type of fittings required to accomplish work scope for this location. |
0521 – 1) Starboard side access to area for replacement frame 4-67-1. Between 4-6 feet of pipe with clean out with cap for replacement section. The section to be removed forms a trap.
Remove trap and make up for piping offset by bending length of replacement pipe with long radius bends to make up for 2-3” offset. Clean out to be installed to be able to clean down installation of new piping section. 4 - 6 feet of 50mm CUNI pipe or heavy wall tubing or equivalent of existing. 1 - 2 pipe couplings depending if needed.
1 wye clean out with pipe cap access and fittings required to make up clean out if required.
Images of VCHT Piping to be cropped and re-piped (STBD Side)
PORT side 04-64-2 Estimate 7 inch piping offset of pipe. Remove pipe trap like section and replace with long radius bent pipe to make up for offset. Clean out has been installed in the past. Trap still causes problems. 4 - 6 feet of pipe to provide long enough run for both long radius bends. 2 each 50mm pipe couplings to join pipe. Wye/Lateral for clean-out. Any new hangers required.
Images of VCHT Piping to be cropped and re-piped (PORT Side)
SPECIFICATION ITEM NO.: 518
PARAGRAPH / SECTION NO: N/A
TITLE: INCINERATOR GROOM (VR16-0025)
QUESTION: Can Ships force provide the following info needed? In preparing quote for check out of the (2) Heli Sep 5000 - with Oil Content Monitors. We will require The type monitors are installed on both units and also serial numbers and last calibration dates on each monitor. This information is required for quoting replacement.
ANSWER: Oil Content Monitors are Smart Cell Bilge Alarm (115/AC) Serial No 1091710539 and 1091710511. Calibrated 3rd September 2013 for each monitor.
| SPECIFICATION ITEM NO.: | 521 |
| PARAGRAPH / SECTION NO: | 7.4.1 |
| TITLE: | MSD/VCHT Tank and Piping Repairs |
Paragraph 7.4.1 States that the MSD contact tank has sections of wasted steel. It also directs the contractor crop wasted sections and replace with new steel approx. ¼” thick plate. Q&A #5 showed pictures that appear to be wasted edges at the tank cover bolt ring surface.
QUESTION: Is the only repair area to renew the one bolt ring surface and studs?
ANSWER: Only known areas to repair, via visual inspection, are the wasted edges at the tanks cover bolt ring surface and stud(s). Additional areas may be needed, and will be handled via condition found report and change order.
| SPECIFICATION ITEM NO.: | 905 |
| PARAGRAPH / SECTION NO: | 7.11 |
TITLE: Underwater Hull Cleaning and Painting QUESTION: Paragraph 7.11 call for Surface Preparation Standard, SSPC-SP10/NACE 2. Previous T-AKE preparation has been accomplished using International Paint Slurry standard SB2.5.
Please advise if standard SB2.5 can be used.
ANSWER: Standard SB2.5 may be utilized, so long as contractor is aware that any and all zinc is to be removed from hull.
| SPECIFICATION ITEM NO.: | 117 |
| PARAGRAPH / SECTION NO: | 7.1.8 |
TITLE: STEEL RENEWAL AND PRESERVATION (FRAMES 62 THROUGH 65)
QUESTION: Please provide NAVSEA DWG 635-7489021, Insulation Arrangement ANSWER: Drawing will be provided via AMRDEC FTP website for download.
SPECIFICATION ITEM NO.: 602
PARAGRAPH / SECTION NO: 2.3
TITLE: LIFERAFT and HYDROSTATIC RELEASE RECERTIFICATION QUESTION: Contractor is requesting reference 2.3 … “ Most recent USCG and SOLAS Approved inflatable life raft re-certifications for the 16 life rafts “ ANSWER: Please see attached PDFs of Last Service Report via USCG approved facility. Note Expiration dates and section under “Modifications/Remarks” per life raft.
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