Reference_2-1_PC-185_ROV_Winch_Attachment_Work_Item_-_REV_P0.pdf

Abstract This Work Item describes the industrial work required to prepare the NOAA Ship Pisces for ROV Missions planned for summer of 2024. The ROV missions require the temporary installation of an ROV winch to the port side mission deck. In order to accommodate this installation, the Contractor shall fabricate a winch foundation, install a 480V receptacle, run cabling, install underdeck structure, and install the foundation and winch on the vessel.

Revisions

ROV WINCH ATTACHMENT WORK

ITEM

PC-185

NOAAS Pisces Rev P0

2750 Prosperity Avenue Suite 600 Fairfax VA 22031

PREPARED FOR: PREPARED BY: ORG. DATE:

National Oceanic and Atmospheric Administration 1401 Constitution Avenue NW, Room 5128 Washington, DC 20230

Sean Baptista ECS 23 FEB 2024

CHECKED BY: ORG. DATE:

Robert Gibson ECS 26 FEB 2024

APPROVED BY: ORG. DATE:

CONTRACT #: 1305M222FNMAN0386 NOAA XX XXX 2024

Section Rev Description Date All All

P0

Internal Review NOAA Review

26 FEB 2024

XX XXX 2024

PC-185ROV Winch Attachment Work Item

NOAAS Pisces

23 FEB 2024

ii Rev P0

References

1. Drawing: SH-611-FH89-08 Deck Fittings & Tie Downs Key Plan & Details, Sep 2003

2. Drawing: PC-185-001_Rev -_Bolt-On Winch Foundation Assembly & Installation Details, ECS, Feb 2024

3. Drawing: PC-304-001 Electrical Modifications IWO Mohawk ROV Winch Installation

4. Drawing: PC-611-001 Deck Socket Reinforcement IWO Mohawk ROV Winch Installation, ECS, Feb 2024

5. Manual: Hubbell Circuit-Lock Installation Instructions.pdf, Hubbell, Aug 2006

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

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

7. Website: https://www.grainger.com/product/HUBBELL-Watertight-Mechanical-Interlock- 6C582?opr=ILOF

8. Website: https://www.grainger.com/product/HUBBELL-IEC-Pin-and-Sleeve-Plug-60- 5Z917?opr=ILOF

9. Drawing: MOHAWK SHIPBOARD REQUIREMENTS_1000m_System

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

11. Drawing: SH-100-FH05-Hull Transom Scantlings FR 82 – Transom https://www.grainger.com/product/HUBBELL-Watertight-Mechanical-Interlock-6C582?opr=ILOF https://www.grainger.com/product/HUBBELL-Watertight-Mechanical-Interlock-6C582?opr=ILOF https://www.grainger.com/product/HUBBELL-IEC-Pin-and-Sleeve-Plug-60-5Z917?opr=ILOF https://www.grainger.com/product/HUBBELL-IEC-Pin-and-Sleeve-Plug-60-5Z917?opr=ILOF

8 JAN 2024

Page 1 Rev P0

000 GENERAL REQUIREMENTS

000.1 GENERAL SCOPE

At a high level, the scope of this Work Item includes the following:

Prepare a template of existing mounting bolt (deck socket) locations from the ship.

Validate the ROV winch foundation’s form and fit from the ship.

Install additional under-deck structure strengthening existing deck sockets.

Fabricate and install the ROV winch foundation.

Land the ROV winch on the ship and bolt to the foundation.

Install ROV winch power receptacle on port gallows.

Route power supply cable from the power distribution panel to the receptacle.

000.1.1 Government-Furnished Equipment

Mohawk ROV Winch.

Cabling from winch to receptacle.

000.1.2 Location of Work

All work described in this Work Item will take place pier side at the NOAA Pascagoula Dock, located at 201-289 Delmas Ave, Pascagoula, MS 39567. One exception (if possible) is to meet the ship, prior to the Pascagoula winch install evolution, in order to template the mounting bolt pattern and take other measurements from the ship, deemed necessary to facilitate early fabrication of the winch foundation.

000.1.3 Deliverables

No contractor document deliverables are required as part of this Work Item.

000.2 QUALITY ASSURANCE REQUIREMENTS

000.2.1 Quality Assurance System

The Contractor shall establish, document, and maintain an effective quality assurance system to ensure and verify that the material, processes, and procedures used comply with the requirements.

000.2.2 Quality of Work

All work shall be performed to ABS Marine Vessels Rules (MVR) and the standards of good ship building practice. All aspects of work such as that relating to structure, coatings, machinery, equipment, electrical, piping, insulation, joinery, furnishings, and outfitting shall be sufficient to ensure that the requisite integrity and strength are obtained, exposed surfaces are smooth, proper fit and alignment are accomplished, and stress concentrations are minimized.

Defects appearing at any stage of construction through delivery of the vessel and subsequent warranty period shall be cause for rejection of the item or work in question even though the item or work had been previously approved as satisfactory.

000.3 NOTES

000.3.1 Work Item Development

The document primarily serves for work planning and cost estimation and offers a comprehensive overview of the work's scope and expected quality in execution. Prior to purchasing high-value items, model and equipment specifications will be confirmed with NOAA engineering and/or shipboard senior personnel. In some cases, a ship visit by the bidder may be required to finalize quoting, examples such as where interferences may be a concern or where accuracy in measurements will have a high impact on final cost.

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000.3.2 Coatings

All new and disturbed metal surfaces shall be completely painted to match surrounding structure after all required inspections including the foundation. The coating system shall be approved by the COR and shall exactly match those of the unmodified portions of the vessel. All surface preparation, timelines, and weather condition requirements set by the coating system manufacturer shall be met.

All new coatings shall be feathered into the unaffected area to minimize paint lines. Upon completing the work, the Contractor shall clean the work area and its surfaces of all work debris and recoat existing coated surfaces damaged by welding and other hotwork in accordance with Reference 6.

000.3.3 Contractor General Responsibilities

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

Except where noted otherwise in this Specification, all scrap material shall be the property of the Contractor, and it shall be the Contractor's responsibility to dispose of this material.

All equipment removed from the vessel during this Contract shall be the property of the Government.

The Government reserves the right to retain all equipment unless otherwise noted in this specification or by agreement between NOAA and the Contractor.

Upon completion, the Contractor shall clean all affected areas of work aboard vessel of all survey, modification, maintenance, and repair generated debris and spent abrasives and remove from the vessel as directed by the NOAA COR. Upon completion of all repair activities, Contractor shall remove all temporary connections, hoses, piping, wiring and any other temporary installations made at the NOAA’s facility to enable or facilitate repairs.

Prior to any work all equipment and materials that could be damaged by work outlined in this document 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. Reinstalled equipment and materials shall be approved by the COR.

All weathertight, watertight, and fire-rated boundaries shall maintain their as-found integrity at completion of work.

000.3.2 Physical Characteristics of Mohawk Winch

All dimensions for the Mohawk ROV Winch are included in Reference 9 and 10.

Table 000.3 Physical Characteristics of Mohawk Winch

Switchboard Width Depth Height Weight

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

000.4 BID REQUIREMENTS

000.4.1 Costs

The Contractor shall include in their bid the following costs:

1. The cost of the effort to complete the work described in this specification.

2. Travel expenses, if required, to create a template of the vessel deck sockets.

000.4.2 Documentation

The Contractor shall include the following in their bid the documentation:

Page 3 Rev P0

1. None additional.

100 HULL STRUCTURE

100.1 REMOVALS

No Items.

100.2 INSTALLATIONS

Deck socket existing structure as constructed is not substantial enough to withstand the potential loads applied by the winch and requires the addition of underdeck structure. Additional stiffening of under-deck structure in way of winch installation is required to meet regulatory standards. The Contractor shall install flat bar riders as shown in the red hatched area in Figure 100.2. Fabrication and installation details are shown in Reference 4. Figure 100.2 shows typical added structure for the affected deck sockets, dimensions are not to scale. All dimensions included in Reference 4 are considered as designed, however final installation dimensions shall be taken from the as-built condition of the vessel.

All installations and welds shall be inspected by the COR and regulatory bodies as required prior to applying a coating system.

Figure 100.2 Deck Socket Under Deck Additional Structure

200 MAIN PROPULSION SYSTEMS

No Items.

300 ELECTRICAL POWER PLANT

300.1 INSTALLATIONS

300.1.1 Receptacle

Purchase and install a Hubbell HBL460MI7W and Hubbell HBL460P7W or equivalent 60A, 480VAC matching receptacle and plug. Fabricate a stud welded foundation similar to the adjacent existing receptacles and install the receptacle in accordance with the installation manual (Hubbell HBL460MI7W installation manual included as Reference 5). The green rectangle shows the general

Page 4 Rev P0 location of the new receptacle in Figure 300.1, Final location is to be confirmed by the COR. The height of the receptacle should be the minimum height possible above existing receptacles still allowing the use of the new receptacle. The receptacle requires a conduit hub installed on the base to interface with the conduit. The installation manual (Reference 5) requires a RACO 1-1/4 in Rigid/IMC Hub (Catalog ID 1705) to be installed.

Figure 300.1 Receptacle General Location

Using a waterproof adhesive, fabricate and install a black engraved phenolic nameplate with white lettering on top of the receptacle reading:

FF P-412-3N

480V Port Gallows Receptacle

Secure P-412-3M Prior to Use

300.1.2 Receptacle Cable

The cable shall be run in existing wireways by the most direct routing possible and consistent with practical wireway groupings. The cable shall be secured to the cable hangers with stainless steel banding. Using embossed stainless steel cable tags, all cables shall be identified with their cable number and cable type at all penetrations to equipment and panels, within two feet of both sides of bulkhead and deck penetrations, at all locations where both sides of a penetration are not readily visible for cable tracing, and at least twice in each compartment.

The new cable shall be meet regulatory body requirements. The cable shall be unarmored, 4 conductor 4 AWG, 600V 90 Deg C and meet IEEE-45 standards. Due to the cable being exposed to weather the

Page 5 Rev P0 cable shall be mounted in heavy wall conduit such as Liquatite ATLA-14 or other liquid tight conduit to match chosen cable and hardware.

Cable route shall be determined by the contractor utilizing available Multi-Cable Transit (MCT) space through the aft bulkhead of the Oceanographic Winch Room. Final cable route shall be approved by the COR. Approximately 100ft of cabling will be required.

All cables shall be tested for continuity and meggered prior to making connections.

300.1.3 Kick Pipe

Install a kickpipe with similar height to existing kickpipes in the vicinity, minimum kick pipe height is 9-in. The kick pipe, conduit, and gland shall maintain watertight integrity. The general location of the kick pipe shall be determined by underdeck arrangement and existing kickpipes, final location of kick pipe and conduit route are to be approved by the COR.

300.1.4 Panel P-412-3 Internal Label

The contractor shall update the power panel interior label to show the modifications that have been made including the addition of the new receptacle. The interior label shall read “480V Port Gallows Receptacle – Secure P-412-3M Prior to Use”.

400 COMMAND, COMMUNICATIONS, AND NAVIGATION

No items.

500 AUXILIARY SYSTEMS

No items.

600 OUTFIT AND FURNISHINGS

600.1 INSULATION

Remove all insulation in way of structural and watertight boundary modifications and store in a protected area for reinstallation.

Prior to reinstallation of insulation, all modifications and coatings shall be inspected by the COR and regulatory bodies where required.

Insulation shall be installed similar to existing to match surrounding insulation. If insulation coatings and/or fastening system is damaged during removal and reinstallation, renew insulation to match surrounding area.

700 MISSION SYSTEMS

700.1 TEMPORARY WINCH FOUNDATION

700.1.1 Fabrication

Page 6 Rev P0

A temporary winch foundation shall be constructed utilizing the as-built condition of the vessel as a template. This template shall be generated by the contractor prior to cutting material as small variations in final construction of the vessel are likely. The temporary winch foundation as designed allows for minimal inaccuracies in order to ensure a secure fit. Any major discrepancy with the as-built condition requiring design changes to the foundation shall be approved by the COR prior to execution.

The red square in Figure 700.1 shows the general location of the winch foundation including the nine deck sockets the template shall be made from. All other construction and design details are included in Reference 2.

Figure 700.1 Template Area

700.1.2 Coatings

In addition to the coating system applied for corrosion resistance, apply a yellow 4” outside border to the top edge of the foundation to alert personnel to the step.

700.1.3 ROV Winch Foundation and ROV Winch Installation

The contractor shall store the foundation and the ROV winch after utilizing the winch as a guide to install the sea fastener capture tabs as shown in Reference 2 until the vessel’s arrival. The contractor shall coordinate with the vessels crew to install the foundation and winch.

Page 7 Rev P0

The contractor shall crane the foundation onto the vessel and fasten it to the deck. The contractor shall then crane the ROV winch onto the vessel in the previously scribed location and install the sea fasteners. All installation information is shown in Reference 2.

700.1.4 Plug Installation

The contractor shall install the plug mentioned in Section 300.1.1 of this document on the power cable for the ROV winch HPU. Power cable to be provided with the winch as Government Furnished Equipment.

800 INTEGRATION AND ENGINEERING

No items.

900 TESTS AND TRIALS

The Contractor shall prepare, commission, and test the system and all modified or disturbed equipment in accordance with ABS and USCG requirements. The testing shall be witnessed by the COR, and regulatory bodies where required. The Contractor shall conduct testing in conformance with Contractor-developed test memorandums approved by the COR.

All new cables shall be tested by the Contractor in accordance with cable manufacturer specifications.

900.1 STAGE 1 – SHOP INSPECTIONS AND FACTORY ACCEPTANCE TESTS

No Stage 1 tests are required for this Work Item.

900.2 STAGE 2 – CONSTRUCTION INSPECTIONS AND TESTS

900.2.1 Welding Inspection

COR and regulatory bodies where required shall witness inspection and testing of welds. Weld inspections shall occur prior to painting the welds. Welding procedures shall be approved by the ABS Surveyor for the particular applications. It is recommended the contractor be prepared for a deck socket pull test and watertight integrity test for the kick pipe.

900.2.2 Coatings Inspection

COR shall inspect all renewed coatings on new and disturbed areas.

900.2.3 Electrical

The Contractor shall conduct tests of newly installed electrical equipment with COR. The contractor shall work with ROV winch operator to ensure power and phases are correct and the ROV winch is operational. All newly installed cables shall be tested for continuity.

900.3 STAGE 3 – OPERATION AND PERFORMANCE TESTS

No Stage 3 tests are required for this Work Item.

900.4 STAGE 4 – DOCK TRIALS

No Stage 4 tests are required for this Work Item.

900.5 STAGE 5 – SEA TRIALS

No Stage 5 tests are required for this Work Item.

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