Amendment 0005 Continuation Page.pdf

070-02 ABS 1.4.4.1

1a. This paragraph alludes to hydro testing of all ballast tanks. This would require opening and gas freeing safe for entry the majority of the vessels fuel tanks. Confirm that this is NOAA's intent.

Fuel tanks are not required to be opened for this spec item and only tanks listed paragraph

1.4.4.2. Other specification require fuel tanks to be opened for work in those tanks. P ost-work testing will be required following completion of work in those tanks

1b. How much fuel can the KTR assume the vessel will arrive with?

For bidding purposes, see spec 070-04 paragraph 1.6.4.

070-04 Drydocking 1.4.1

2a. States for the contractor to submit reference 1.2.6 or equivalent with the bid proposal.

Reference 1.2.6 has to do with hull inspection after the ship is drydocked. Can this requirement be removed from the bid proposal?

Reference 1.2.6 does not need to be provided with bid proposal.

163-01 Sea Valves

3a. Paragraph 1.4.3, It states to replace valves 2” and under and shall be renewed in kind. It states that all new valves be bronze bodies with monel trim. In the valve list, there are four valves 2” and under (#4, #5, #6 and #39) that is stated are welded in place inside tanks (#39 valve is to be changed to a bronze body & monel trim with flanges in paragraph 1.4.2). Are #4, #5, #6 valves to be also changed to flanged valves with bronze bodies and monel trim or renewed as in kind (steel bodies with probably butt weld joints)?

Valve 39 is the only valve that is welded in. 4, 5, and 6 are already flanged.

3b. Are there any more valves in the valve list that are welded in place?

No

235-01 Propulsion Motor Maintenance

4a. Paragraph 1.4.6 thru 1.4.6.5, mentions the forward bearings. Is the Contractor to do any inspections or work on the Port and Starboard aft thrust bearings? If so, could NOAA tell the

Contractor what is to be work is to be done on the Aft Thrust Bearings?

Aft bearings are not due for inspection at this time

244-01 Tail Shaft Inspections

5a. In the specifications in paragraph 1.4.10 it states to disconnect the Port and Starboard tailshaft couplings from the propulsion motor output flanges and slip the tailshafts back about 18 inches to remove the couplings from the shafts.

Bid shall include performing this paragraph. Based on inspections, this may be de- scoped.

5b. Are the Port and Starboard propellers also to be removed?

Propellers need to be removed for seal inspection

5c. Are the Port and Starboard propellers to be sent to a propeller shop to check for any damage, proper pitch, cracks?

Inspections of propellers is performed per 070-04 and is performed in the dry dock.

5d. Are the Port and Starboard Tail shafts to be completely removed from the vessel for inspections?

For bidding, the tail shafts do not require removal.

5e. Are the Port and Starboard Tail shafts to be put in a lathe and be inspected for straightness, cracks or other issues and have journals measured along with shaft bearings being inspected and measured?

For bidding, the shafts are not being removed.

5f. Can the Contractor use a qualified Subcontractor to oversee work on this item other than

Wartsila Defense, Inc.?

Yes. Documented qualifications shall be provided to the government. SP Systems is one such qualified sub-contractor the government has used in the past.

264-01 Fuel Oil Purifiers Servicing

6a. Can NOAA supply a Technical Manual for the Fuel Oil Purifier?

The reference is provided with this amendment posted on Sam.gov with the file name “Model HH

219 Separator Spares”

6b. Does NOAA know of an approved Subcontractor to Service the fuel oil purifier?

Hutchin-Hayes has been bought by Alfa Laval

529-01 Oily Water Separator Servicing

7a. Can NOAA supply a Technical Manual for the oily water separator?

The reference is provided with this amendment posted on Sam.gov with the file name “Boss 107

Oily Water Separator”

529-02 BWTS Servicing

8a. Can NOAA supply a Technical Manual for the BWTS System?

The reference is provided with this amendment on Sam.gov with the file name “Alfa-Laval Pure ballast 3.1 85 Compact Design and Installation Guide”

529-03 MSD System Servicing

9a. Can NOAA supply a Technical Manual for the MSD System?

The reference is provided with this amendment posted on Sam.gov with the file name “Marine

Sanitation Device Omnipure Model 12M 1-1”

568-01 Bow Thruster Maintenance and Preservation

10a. In paragraph 1.4.3.2, What is the extent of the inspection and cleaning of the bow thruster motor?

Inspection and cleaning shall be performed in place to the maximum extent possible

568-02 Stern Thruster Maintenance

11a. No question listed

573-01 Lifting and Handling Equipment Inspections

12a. In paragraph 1.4.2, What are all the new hydraulic hose fittings to be on the new hydraulic hoses, steel or stainless steel?

Stainless Steel

582-01 Replace Port Capstan

13a. Is the GFE capstan identical to the original capstan?

New capstan is identical, with exception of being 2" long space verified to required little to no modification to accommodate.

583-02 VestDavit Inspections

14a. Paragraph 1.1.1, How many Vest Davits are to be Inspected?

The will be 2 port and starboard.

14b. Paragraphs 1.4.10.5 thru 1.4.10.8, What are the new hydraulic hose fittings to be made of

(steel or Stainless Steel) on the new hydraulic hoses?

Stainless steel

591-04 CTD Winch Grooming

15a. 1.6.1 What prep is to be used for winch preservation?

Prep per paint schedule drawing 631-6233576

631-01 Underwater Hull and Freeboard Preservation

16a. 1.4.9 Can SP-7 brush of blast be substituted for specified WJ-4 UHP?

Contractor can substitute prep methods as long as paint manufacture requirements are met

16b. 1.4.9 Can SP-6 commercial sandblast be substituted for specified WJ-2 UHP?

Contractor can substitute prep methods as long as paint manufacture requirements are met

16c. 1.6.1 Regarding Notes section 1.6.1, are we correct in our understanding that the vessel is not to be bumped to paint over covered blocking areas?

Correct

16d. 1.6.2 In 1.6.2 the Rudder square footage is provided, but in 2015 the rudders were coated with a 10-year Hydrex Ecoshield system. Are we correct in our understanding that with this existing coating system rudders are to be protected, rather than coated? Or should we default to

NOAA standard specification 631-1, which requires rudder painting in 3.1.3?

Full preservation of rudder is not required. Bid should be based on minor touch-up using reference 1.2.5.

422-02 PAC - Paperless Navigation

17a. Install 1.4.1 Is contractor to assume that existing transas equip and new are identical?

Intended to be identical in footprint with minor modifications, if required.

631-05 PAC - Preserve FWD and AFT Main Generator Room Bilges

18a. 1.4.4 Please provide reference 1.2.4

Should be reference 1.2.3. This is the same as 070-02 reference 1.2.2

301-01 Electrical Repairs and Services

19a. 1.4.1 How many transits are to be repaired?

1 bulkhead transit and 1 Switchboard entrance

529-04 CHT Piping Replacement

20a. 1.4.2 Are we correct in our interpretation that replacements/repairs under this paragraph are limited to 4" black water piping?

The piping is 2.5" and 4" as identified in the drawing in the spec and as stated in paragraph 1.4.5

20b. 1.4.3 Are we correct in our interpretation that replacements/repairs under this paragraph are limited to replacement of the last vertical sections of the two (2) deck sewage discharge lines from the above deck discharge fittings vertically downward and that the existing 2" pipe is being replaced with 3" pipe and fittings?

Intent is to replace piping starting in the main deck overhead and below. the supplemental drawing shows the view looking down but not the vertical view. the inspection is to look at the pipe going through the main deck overhead i.e. the 01 deck level to the toilet tee for those piping going through the actual 01 deck/main deck overhead

20c. 1.4.4 If we are correct regarding 1.4.3 why are we performing inspection of the vertical pipes?

see note 1.6.1.

20d. 1.4.4 Is replacement pipe 3" and 4"?

See reference 1.2.1 drawing 581-6233594. Bid should be for replacement of entire roller assembly

581-02 Anchor Roller Replacement and Windlass Preservation

21a. Paragraph 1.4.1, Does the anchor rollers have bronze bushings or ball bearings in them for the roller shafts? Are the roller shafts to be replaced or would that be a change order? Can

NOAA supply a drawing with dimensions of the new anchor rollers

See reference 1.2.1 drawing 581-6233594. Bid should be for replacement of entire roller assembly

21b. Are we to blast and paint the two anchors?

Not required at time of bidding

21c. Are we to do anything with the Port and Starboard anchor chains other than keep them is the chain lockers?

Nothing required at the time of bidding

591-03 Replace CTD Cable

22a. Is there any tension requirement that needs to be applied when spooling new cable on the drum?

Some tension will be required. OEM for the CTD winch Markey Machinery should provide input and oversight of installing the new cable