Attach_1_to_Amend_03-HICKORY-Q&A.pdf

USCGC HICKORY RFQ NO 70Z085-20-Q-P4501300

AMENDMENT NO. 3

The purpose of this Amendment is as follows:

A) Due to errors, this Amendment 03 supercedes and replaces all the Questions and Answers in

Amendment 02.

B) To address the following RFP clarification questions:

1) D-15, Para 3.2-3.3, Appendages (U/W), Leak Test

Q: In paragraph 3.3, Table 1, It states that the plug locations for the Flow Accelerating Fin is at frame 93.5 to 106 on the Port and Starboard sides.

In Work Item 17: Appendages (U/W) – Internal, Preserve

In paragraph 3.2, Table 1, it states that the Flow Accelerating Fin plugs are located at frame 93.5 to 106 on Centerline. Are the plugs located on the Port and Starboard sides or are they on

Centerline?

A: Fill and drain plugs for the Flow Accelerating Fins are installed per Coast Guard Drawing 225B

WLB 114-002, Rev -, Flow Accelerating Fin, exact locations should be verified prior to work.

2) D-22, Para 3.4, Tanks (Potable Water), Clean and Inspect

Q: Paragraph 3.4 states in these Items and paragraphs to remove and dispose of all fluids and/or residues. How many gallons is the contractor to assume to remove and dispose of out of each

Potable Water tank when the vessel arrives at the contractor’s facility?

A: Cutter estimates Potable Water Tanks may contain approximately 3,300 gallons each for contractor to remove and dispose.

3) D-23, Para 3.2, Tanks (Ballast), Clean and Inspect

Q: Paragraph 3.2 states in these Items and paragraphs to remove and dispose of all fluids and/or residues. How many gallons is the contractor to assume to remove and dispose of out of each

Ballast tank when the vessel arrives at the contractor’s facility?

A: Liquid loading will be determined upon arrival and coordinated by HICKORY Engineer Officer, Port Engineer, and Dock Master.

4) D-24, Para 3.2, Tanks (Dirty Oil and Waste), Clean and Inspect

Q: Paragraph 3.2, states to remove and dispose of up to 3000 gallons of waste oil and oily water.

How many gallons is the contractor to assume to remove and dispose of out the Waste Oil Tank, Oily Water Tank and the Sludge Tank when the vessel arrives at the contractor’s facility?

A: Cutter personnel will ensure Waste Oil Tank 4-60-1-F, Oily Water Tank 4-60-2-F, and Purifier

Sludge Tank 4-74-2-F combined contents will not exceed 3000 gallons.

USCGC HICKORY RFQ NO 70Z085-20-Q-P4501300

5) D-25, Propulsion Shafting; Remove, Inspect, and Reinstall, Q: In Paragraph 3.7, it says to remove shafting with the hub attached.

In paragraph 3.1.3.2, it talks about the hub being removed from the propeller shaft and being wrapped up for protection.

In Paragraph 3.14.4, it talks about removing the shaft and couplings from the cutter and transport to a suitable repair facility (but doesn’t mention the hub).

In Paragraphs 3.15 through 3.17, it talks about cleaning and inspections to be done, but doesn’t mention that some of the inspections should be done in a lathe and it doesn’t mention anything about the hub.

In Paragraph 3.22.7, it talks about after the shaft reinstallation, to reinstall the hub assembly.

Is the contractor to assume that in this Work Item 25, the contractor is required to remove the hub from the shaft for shaft inspections in a lathe and to reinstall the hub after shaft inspections and reinstallation of the shaft in the vessel?

The Coast Guard normally has a separate item (Controllable Pitch Propeller Hub, Remove and

Reinstall) for hub removal and reinstallation with the proper parts stated and needed to accomplish the work (O-rings and stat-o-seals and bolts). Will the Coast Guard issue an item for removal and reinstallation of the hub?

A: Please see Specifications, Rev 1, dated 26Jul19 – Attachment 2 to Amendment 03 separately.

Controllable Pitch Propeller Hub, Remove and Install.

6) D-33, Para 1.1, Table 1 (Heat Exchangers, Clean, Inspect, and Hydro)

Q-6a: In Paragraph 1.1, Table 1 please identify the type of each heat exchanger, listed (i.e.) shell and tube, plate type, or fin and tube.

A-6a: Please see Attachment 03 to this Amendment 3 – Cooler spreadsheet

Q-6b: Would the Coast Guard let some of the heat exchangers be cleaned and hydro in place that are extensive to remove from the systems and out of the vessel?

A-6b: Yes, Heat Exchangers may be worked on in place, verify with PE and EO.

Q-6c: Could the Coast Guard supply the contractor with the serial numbers of the two SSDG

Engines?

Could the Coast Guard supply the contractor with the serial numbers of the two Main Diesel

Engines?

A-6c: Main Diesel Engine and Ship Service Diesel Generator engines manufacturer, model, serial number, and other specifics to be provided by cutter personnel via separate correspondence.

7) D-47, Thruster Units (Bow and Stern), Overhaul

Q: In paragraph 1.2, the GFE list of parts only lists for (1) one Seal kit and only (1) one Seal

Spacer. To do both the bow and stern thruster, the Coast Guard would need to supply (2) two

USCGC HICKORY RFQ NO 70Z085-20-Q-P4501300

Seal Kits and (2) two Seal Spacers as per the specifications. Will the Coast Guard supply the extra parts needed to do both units?

In paragraph 3.4, it states to drain and dispose of approximately 30 gallons out of each unit. The tech manual states each unit holds 52 gallons of oil including the head tank. Will the Coast

Guard change the specification for the proper amount of oil to remove and refill per thruster unit?

A: GFE (2) EACH. 52 GALLONS. (Reference Specifications-REV 1)

8) O-51, Accessible Void(s), Preserve “100%”

Q: Paragraph 3.2 It states in these Items and paragraphs to remove and dispose of all tank contents.

How many gallons of content is the contractor to assume to remove and dispose of out of each

Accessible Void when the vessel arrives at the contractor’s facility?

A: Cutter personnel presume all voids will be dry. However, contractor should anticipate each void may contain less than 25 gallons.

9) D-61, Decks – Exterior (Buoy or Construction Deck), Preserve 100%

Q-9a: In paragraphs 3.6 through 3.6.3 - Weight Tests, it mentions after reinstallation of inhaul winch, cross deck winches and mechanical chain stoppers to perform weight tests on the equipment. Is the contractor to perform weight tests on the hydraulic chain stoppers after they are reinstalled?

A-9a: Please see Specifications, Rev 1, dated 26Jul19 – Attachment 2 to Amendment 03 separately. Hydraulic Chain Stopper.

Q-9b: In Paragraph 3.5, it talks about cleaning sewage components. Can the Coast Guard clarify what this paragraph has to do with this item?

A-9b: Please see Specifications, Rev 1, dated 26Jul19 – Attachment 2 to Amendment 03 separately. Paragraph 3.5 has been deleted.

10) D-75, Oily Water Separator, Overhaul

Q: Can the Coast Guard give the contractor the Heli-Sep Serial number or the J number from the

Oily Water Separator label?

A: Oily Water Separator supplied by Coffin World Water Systems, manufactured by Microphor

(division of Wabtec Co.). Model number HELI-SEP 20000OCD.

11) D-80, Hawse Pipe Repairs

Q: In paragraphs 3.2 and 3.4, is the repairs to the Port and Starboard hawse pipes, only to replace the elbows above the Forecastle Deck or does the replacement of the pipes go below

USCGC HICKORY RFQ NO 70Z085-20-Q-P4501300

the Forecastle Deck? Could the Coast Guard tell us the amount or length of each hawse pipe to replace?

A: Port and Starboard Hawse pipes require repair/replacement of the 12 inch, schedule 120, 90 degree elbow and the 12 inch schedule 120 straight pipe from elbow down through deck, down through Bosn Storeroom 1-0-0-A, connecting to the anchor pocket. Straight section of 12 inch schedule 120 pipe is less than 24 inches in length for each hawse pipe. Referenced drawings provide detail with notes to fit as needed (pipe length not indicated, but checked by cutter personnel).

12) O-86, Watertight Doors and Scuttles (External), Renew

Q: In paragraph 1.1, is the Coast Guard requiring the contractor to just replace the (2) two doors and the (1) one scuttle or does it include to replace the (2)two door frames and the (1) one entire raised scuttle hatch and coaming?

A: DOORS, CROP OUT FRAM. HATCH, ENTIRE HATCH WITH COAMING TO BE RENEW

13) O-87, Flex Hose Assemblies, Renew

Q: In paragraph 1.1, Table 1, can the Coast Guard give us more information on each hose to replace to be able to price this item?

Contractor needs information on each hose, such as follows; Size of hose (diameter)?

Length of hose?

What type of material is the hose?

What type of material are the fittings on the ends of the hoses (steel, brass, stainless steel)?

What type of fittings are on the ends of the hoses (threaded –tapered or straight threads or are they JIC fittings or flared)?

What type of fittings are on each end of the hose (Straight, 45 degrees, 90 degrees)?

What is the pressure of the hose rated at?

A: See Attachment 04 to this Amendment 03 for specifics on 44 hoses.

14) D-88, Sewage Piping, Clean, Flush and Repair

Q: Paragraph 3.8, Sewage and Waste Piping Repair, it states to estimate to renew/repair (3) three different locations of about 1 foot sections.

What diameter of pipe is the contractor to assume to repair?

In paragraph 3.8, Sewage and Waste Piping Repair, it states to estimate to renew/repair (2) two

45 degree elbows and coupling. What size elbows and coupling is the contractor to assume to replace?

In paragraph 3.8, Sewage and Waste Piping Repair, is the contractor to assume that each of the

(3) three pipe sections are at separate locations and the (2) two 45 degree elbows and coupling are also at different locations or are they at the same locations of the pipe sections to be renewed?

USCGC HICKORY RFQ NO 70Z085-20-Q-P4501300

A: Cutter personnel have only identified one area of Sewage vacuum piping that requires replacement. Less than 6 linear feet of piping and fittings require replacement in crew stateroom

01-86-1-L. Piping requiring replacement includes less than 3 linear feet of 2 inch 90-10 CNA, one

2 inch bronze 45 degree elbow, and one 2 inch bronze Y fitting with cap for clean-out. Material specifications are identified in Work Item 88 reference drawing 225B WLB 593-001. Pipe section is located on Work Item 88 reference drawing 225B WLB 593-001, sheet 2 section 13-F.

15) D-91, Sewage Holding Tanks(s), Clean and Inspect

Q: Paragraph 3.4.1, It states in this Item and this paragraph to remove and dispose of all contents, fluids and/or residues.

How many gallons is the contractor to assume to remove and dispose of out of each Sewage

Holding tank when the vessel arrives at the contractor’s facility?

A: Contractor to provide temporary services (Work Item 71). Cutter personnel will assist with pumping contents of Sewage Holding Tank 3-83-1-W, Sewage Atmospheric Tank, and if required, Grey Water Holding Tank 4-82-2-W, all to low suction. Contractor should anticipate each tank may contain less than 100 gallons for removal and disposal.

*** RECEIPT OF PROPOSALS ARE DUE NO LATER THAN 05AUG19 @ 01:00 PM PACIFIC TIME.