ROV_Winch_Installation.pdf

NOAA Ship PISCES

April 2024

PISCES ROV WINCH INSTALLATION

1. Scope:

1.1. Temporarily install an ROV Winch on the aft deck of NOAA SHIP PISCES. Work includes:

1.1.1. Fabricate a temporary winch foundation for the new ROV Winch

1.1.2. Install underdeck stiffening for Main Deck

1.1.3. Complete electrical work for winch operation

1.1.4. Install the winch on the ship

1.1.5. Remove winch and foundation from ship upon ship mission completion

2. References

2.1. ECS ROV Winch Attachment Work Item

2.2. Drawing PC-185-001 “Bolt-on Winch Foundation Assembly & Installation Details”

2.3. Drawing PC-304-001 “Electrical Modifications IWO Mohawk ROV Winch Installation”

2.4. Drawing PC-611-001 “Deck Socket Reinforcement IWO Mohawk ROV Winch Installation”

2.5. PISCES ROV Winch Attachment calculations

2.6. Drawing: MOHAWK SHIPBOARD REQUIREMENTS_1000m_System

2.7. Drawing: HH84-000-01 Rev. 0 1313 Leopard Winch Assembly

2.8. Specification: National Oceanic and Atmospheric Administration (NOAA) Marine Operation

Center, Atlantic Standard Specification MOC-631-2D Coating Systems for Steel Surfaces, NOAA, August 2002

2.9. Drawing M282-085-FA02 “General Arrangements”

3. Government Furnished Material

3.1. ROV Winch and Winch Power Cable

4. Requirements

4.1. General Requirements:

4.1.1. Complete all work of this specification in accordance with Reference 2.1. In the event of any conflict between this specification and Reference 2.1, this specification supersedes all requirements.

4.1.2. All labor, materials, supervision, transportation, crane services, staging, lighting, ventilation, etc., required in association with this work shall be the responsibility of the

Contractor.

4.1.3. Contractor is responsible to perform all work in accordance with ABS Marine Vessels

Rules and the standards of good ship building practice. Prior to the start of work, provide

ABS welder certifications and ABS approved welding procedures to the COR.

4.1.4. Prior to work, all equipment and materials that could be damaged by the work outlined in this specification shall be carefully masked and protected. If required, all equipment and materials in way of work shall be temporarily relocated and reinstalled after completion of work.

4.1.5. Upon completion of production work, the Contractor shall remove all debris and production residue and wipe down any surfaces with visible remaining production debris.

4.1.6. Procure the services of a Marine Chemist for Gas-Free certification and maintain certification throughout the Period of Performance.

4.1.7. All new and disturbed metal surfaces shall be painted to match surrounding structure after all required inspections are completed. Repair all damaged non-skid on the aft deck.

4.1.8. Physical Characteristics of Mohawk Winch

Physical Characteristics of Mohawk Winch

Item Width Depth Height Weight

Mohawk ROV Winch 8 ft 8 ft 8 ft 14,000 lbs

4.2. Sequence of Work (Contractor may do multiple steps concurrently based on ship availability):

4.2.1. Fabricate a new temporary base plate foundation

4.2.2. Set the temporary foundation plate on the ship’s aft deck to verify installation compatibility. [CRANE 1]

4.2.3. Dry-fit the ROV Winch to new base plate foundation to verify fabrication [CRANE 1]

4.2.4. On the Ship, remove insulation interferences in Trawl Winch Room

4.2.5. On the Ship, complete electrical work

4.2.6. On the Ship, complete underdeck stiffening and inspect with ABS

4.2.7. On the Ship, paint and insulate new structure, repair damaged non-skid

4.2.8. On the ship, bolt the temporary foundation to the existing deck sockets on the aft deck and install the Winch onto the foundation [CRANE 2]

4.2.9. Connect, run, and test Winch

4.2.10. Remove winch upon completion of mission [CRANE 3]

4.3. Ship Availability In-port:

4.3.1. May 13 – May 16 2024, Pascagoula, MS (5/15 and 5/16 are fueling days) – may begin work on ship

4.3.2. June 1 – June 4 2024, Pascagoula, MS – conduct foundation plate validation measurements on ship, begin installation work on ship [Crane 1]

4.3.3. June 20 – June 23 2024, Pascagoula, MS – install and test winch on the ship. [Crane 2]

4.3.4. July 28 – 1 August 2024, Pascagoula, MS – remove winch and foundation from ship

[Crane 3]

4.4. Required Crane Lifts:

4.4.1. A minimum of three (QTY 3) crane lifts are anticipated. Any additional crane lifts will be the responsibility of the Contractor unless specifically requested by the Government and will be the subject of additional work.

4.4.2. Dry-fit winch onto temporary plate foundation and dry-fit onto ship (verify fabrication and alignment) [Crane 1]

4.4.3. Install Winch for Mission [Crane 2]

4.4.4. Remove Winch from the ship after mission [Crane 3]

4.5. Foundation Fabrication (Section 700 of Reference 2.1):

4.5.1. Using Reference 2.2 as guidance, fabricate a ½” thick ABS Grade A steel plate foundation with which to bolt the winch to the deck. Plate foundation contains several components:

4.5.2. Plate fabrication with attachment bolt holes (QTY 9) – shown on Sheet 5

4.5.3. Plate centerpiece cutouts (QTY 2) - shown on Sheet 5

4.5.4. Capture Tab installation (12 sets) – shown on Sheet 6

NOTE: Capture tabs will bolt directly to ROV Winch foundation Sea Fasteners

– shown on Sheet 6

4.5.5. Lower plate angle iron stiffeners shown on Sheets 4 and 5 and tack welded to plate.

4.5.6. Prior to final weld-out, dry-fit the tacked up foundation plate onto the ship’s aft deck to verify installation during the ship’s first in-port availability. This will require a crane lift.

4.5.7. Dry fit the ROV Winch onto the temporary foundation to verify installation of Capture

Tabs. This will require a crane lift.

4.5.8. Remove the ROV Winch from the temporary foundation and complete fabrication.

4.5.9. Paint the foundation with a primer and 2 top coats (gray)

4.5.10. Unless approved by the COR, the temporary foundation and ROV Winch shall be individually installed on the ship.

4.5.11. Contractor is responsible to provide all mounting hardware for the winch foundation and Sea Fasteners.

4.6. Underdeck Stiffening (Section 100 and 600 of Reference 2.1):

4.6.1. Remove overhead insulation in way of deck sockets in the Trawl Winch Room.

4.6.2. Remove any obstructions in the Trawl Winch Room and construct any required scaffolding or platforms for production work in the overhead.

4.6.3. Fabricate and install the Nine (QTY 9) Deck Socket Rider Plates around each deck socket in accordance with Reference 2.4.

4.6.4. Inspect welds with ABS. Government will furnish ABS services. Provide a minimum

24-hour notice to the COR to arrange for ABS inspection.

4.6.5. Paint the new plates to match surrounding surfaces.

4.6.6. Reinstall insulation in the overhead and paint insulation.

4.7. Electrical Modifications (Section 300 of Reference 2.1):

4.7.1. Complete all electrical modifications in accordance with References 2.1 and 2.3.

4.7.2. Fabricate a steel foundation plate similar to adjacent structures and weld to the outboard side of the Port Gallows (Tuna Tower) as shown in Reference 2.1.

4.7.3. Procure and install required receptacle and plug referenced in Paragraph 300.1.1 of

Reference 2.1 on the Port Gallows (Tuna Tower)

4.7.4. Install two (QTY 2) cable band studs on the Port Gallows to allow for proper cable banding.

4.7.5. Install a label plate for the receptacle. Label specifications provided in Reference 2.1.

4.7.6. Install one (QTY 1) new 316 stainless steel kick pipe to pass the new power cable for the winch to the receptacle. Locate the new kick pipe adjacent to other kick pipes.

4.7.7. Procure and install electrical cable (100 linear feet required) from the Winch Receptacle on the Port Gallows to the Oceanographic Winch Room Panel P412-3 (3-68-0). For all cable lengths exposed to the weather, route the electrical cable through heavy wall conduit.

4.7.8. Conduct ABS NDT testing of the new main deck cable penetration. Provide 24 hour notice to the COR to arrange for ABS inspection.

4.7.9. Properly band the new cable. Install cable tags on each end of the cable for each space.

A minimum of 4 cable tags are required.

4.7.10. Update the power panel label.

4.7.11. Paint all new and disturbed surfaces.

4.7.12. Connect the contractor procured plug to the GFM furnished ROV Winch Power Cable

(Paragraph 700.1.4 of Reference 2.1).

4.8. Work with Ship’s Force to connect power to the ROV Winch and verify winch operation.

Submit a CFR for any additional work required for ROV Winch Operation.

4.9. Remove the ROV Winch and plate foundation from the aft deck of the ship upon mission completion between July 28 – 1 August 2024. Land the ROV Winch on the pier and ensure the winch is ready for pick-up by GFM arranged transportation. Store the Temporary Foundation

Plate at the adjacent Krebs Avenue NOAA Warehouse.

4.10. Location for work for the Period of Performance is at the following address:

151 Watts Avenue

Pascagoula, MS 39567

5. Quality Assurance

5.1. Inspect deck socket welding and kick-pipe penetration with ABS.

5.2. Test and run the ROV Winch to validate operation.

6. Notes

6.1. Onsite contact is PISCES Port Engineer Stephen Spindler (Stephen.spindler@noaa.gov;

251.776.3099).

END OF ITEM