Attachment I - PISCES FY21 Bow Thruster Room Repairs SOW.pdf

NOAA Ship PISCES Bow Thruster Room Repairs July 2020

BOW THRUSTER ROOM REPAIRS

1. Scope

1.1 Complete the following repairs in the Bow Thruster Room to restore system operation after flooding damages. Repairs include:

1.1.1 Repairs to the Bow Thruster Drive Motor, Steering Gear Motor, and lubricating pump motors.

1.1.2 Scientific Sea Water Pump motor replacement and piping repairs

1.1.3 Fire Pump replacement

1.1.4 Rewinding of the HVAC Supply Fan

1.1.5 Inspection and repairs of the Cathodic Protection System.

1.1.6 Replace failed bulkhead insulation and repair space corrosion.

2 References

2.1 NOAA Standard Specification AMC-000-1H, “General Requirements for Contract Repair Work on NOAA Ships”

2.2 PISCES Contractor Process for COVID-19

2.3 Memorandum for Contractors Working Aboard PISCES for COVID-19

2.4 Drawing FA02, “General Arrangements”

2.5 Drawing FF04, “Painting Schedule”

2.6 Drawing SH-081-FM10-Equipment Removal Routes

2.7 Technical Manual FRV40-226-008-010 “Bow Thruster, Model: 40 T3S”

2.8 NOAA Standard Specification AMC-300-1, "Overhaul of Electrical Rotating

Machinery"

2.9 Drawing M282-524-FP18 “Scientific Seawater System Diagram”

2.10 Technical Manual FRV40-226-070-010 “Pumps Manual, Model: Various”

2.11 Drawing M282-521-FP20 “Firemain System Diagram”

2.12 Drawing M282-529-FP01 “Bilge & Ballast System Diagram”

2.13 Drawing M283-512-FV04 “HVAC Fan List”

2.14 Technical Manual “Aquamatic 4 Impressed Current Cathodic Protection System”

2.15 Drawing M284-085-FF01 “Insulation Arrangement”

3 Government Furnished Equipment

3.1 None

4 Requirements:

4.1 General Requirements:

4.1.1. Contractor shall tag-out all electrical and piping connections prior to work.

4.1.2. All surface preparation and painting shall be accomplished by an SSPC QP1 certified painting contractor.

4.1.3. Unless specifically stated otherwise in an individual work item, the Contractor shall provide all labor and materials, including subcontractors, crane support, and other services, to accomplish all work called for in this specification.

4.1.4. On repairs or overhauls of existing equipment, Contractor shall follow Original

Equipment Manufacturer’s (OEM’s) recommendations for parts and service in such a manner that the manufacturer’s warranty on parts and labor is not voided, where the warranty still applies or equivalent warranty is offered. Unless specified elsewhere in the details specification, all replacement parts shall be new parts from the OEM.

4.1.5. Throughout the duration of the Contract, the Contractor shall schedule the services of an ABS Surveyor as required by ABS for performing inspections of all work in progress, completed work, and testing of all repairs and equipment affected by this specification. NOAA will pay for all ABS surveys associated with work required by these specifications. The Contractor shall provide a credit for any additional ABS charges associated with rescheduling of surveys and rework surveys which are directly under the control of the Contractor.

4.1.6. Provide a copy of ABS approved welding procedures and maintain a list of currently qualified welders.

4.1.7. Contractor is permitted to use ship’s 120vac and 480vac electrical power throughout the Period of Performance.

4.1.8. Contractor is responsible for providing temporary sanitary and rest/break services for Contractors.

4.1.9. Ships force will maintain a minimal presence during accomplishment of work to these specifications. Their availability to operate ship’s equipment will be limited.

Crew availability is generally limited to the hours of 0800 and 1600 local time, Monday through Friday. Unless otherwise specified, provide a minimum of one working day prior notice for any equipment operations.

4.1.10. Personal and Contractor safety

4.1.10.1. Contractor must obtain both Medical Clearance and NOAA Security Clearance prior to accessing the ship. Medical Clearance instructions are provided in Reference 2.2 and NOAA Security Clearance instructions are provided in Paragraph 2.3.

4.1.10.2. Contractor shall adhere to the medical clearance requirements of Reference 2.2 and 2.3. Each individual must obtain daily NOAA medical clearance prior to boarding the vessel and maintain clearance at all times while onboard. The Government will verify contractor personnel medical clearance with NOAA Medical personnel prior to boarding the vessel each day. Failure to obtain and maintain NOAA Medical Clearance will be grounds to prevent personnel from working on board the vessel. THERE CAN BE NO

EXCEPTIONS TO THIS REQUIREMENT.

4.1.10.3. Contractor shall provide a list of all contractor personnel to the COR in accordance with Reference 2.3 a minimum of five (QTY 5) days prior to their arrival onsite so that the COR may obtain base security clearance for contractor personnel. Immediate notify COR of any urgent exceptions to be handled on a case-by-case basis.

4.1.10.4. Contractor is responsible for providing all PPE and personal cleaning agents.

4.1.10.5. Unless precluded by task related PPE (such as welding), all Contractor personnel are required to wear face coverings that cover the nose and mouth while on the ship at all times. Face coverings are required for both all interior and exterior areas of the vessel.

4.1.10.6. To the maximum extent practical, and not to interfere with production work, Contractor shall practice social distancing while on the vessel.

4.1.10.7. Contractor shall provide, maintain, and daily clean sanitary hand-washing stations in the following locations. Handwashing stations shall include running water (ship’s water may be utilized on the ship), soap/sanitizer, hand towels, and trash receptacles.

4.1.10.7.1. Contractor break area (off the ship)

4.1.10.7.2. Side Sample Station / Wet Lab (on the ship)

4.1.10.8. Contractor personnel shall clean hands at the Side Sampling Station / Wet

Lab sanitary station immediately after boarding the vessel and prior to proceeding to work area. Hands shall be cleaned each time the vessel is boarded.

4.1.11. Daily Clean-up

4.1.11.1. To the maximum extent practical and in accordance with Reference 2.1, clean-up and remove from the ship all dirt, debris, scrap, AND ALL OTHER MATERIALS (drink containers, gloves, safety glasses, weld rods, cutting discs, paint chips, residue, grease, etc…) incident to Contractor's work at the end of each work day. Contractor equipment shall not be left energized nor in a precarious position overnight. Tools shall be secured daily. The work site shall also be swept after each work day.

4.1.11.2. Upon completion of all items in the specification, contractor shall thoroughly clean the vessel in all locations contractor worked. This includes all surfaces within a space including but not limited to overhead cable runs, fittings, equipment, bulkheads, fixtures, piping, deck plating, and bilges and removal of all temporary protective coverings. COR and Ship’s force will inspect cleanliness prior to signing off on completion.

4.1.12. Daily Safety and Housekeeping Inspection

4.1.12.1. During the work day, contractors shall keep a tidy and organized work space that promotes cleanliness and safety while also ensuring no damage is done to surrounding areas and equipment. Contractor shall make every effort to contain dirt, debris, etc. within the immediate vicinity of the item being worked on.

4.1.12.2. COR and ship’s designated representative will conduct a daily safety and housekeeping inspection of all spaces affected by Contractor work. Contractor shall address or take corrective action on all discrepancies within 4 hours after notification.

4.1.13. Protective Coverings

4.1.13.1. Prior to the start of work, install protective coverings as needed to affected spaces to protect the ship, ship systems, and equipment from damage and entry of dust, dirt, and other foreign particles in accordance with the requirements of Reference 2.1. Deck coverings shall consist of heavy vinyl, plywood, particle board, or other COR approved covering to protect the ship’s decks that will be traversed by the Contractor while performing the work of this specification.

4.1.13.2. After completing the work, remove and dispose of the protective coverings.

4.1.13.3. Contractor shall construct a wooden deck or install other COR approved protective coverings above the bilge of the Bow Thruster Space to protect the copper hull anodes and accompanying cables installed throughout the deck. Wooden deck or similar protective coverings shall be installed prior to start of work and removed upon completion of work.

4.2. Bow Thruster Space Motor Repairs:

4.2.1. Remove any obstructions/equipment and open the WERP (welded equipment removal path) in the enclosed Scientific Stores area (2-7-0) to the overhead of the Bow Thruster Machinery Room (3-13-0). See Reference 2.6. WERP will require cutting operations and emptying of the enclosed stores area to gain WERP access.

4.2.2. Contractor shall provide all crane and rigging services to accomplish all work of this item. The ship’s bow is located towards a pier location inaccessible to smaller crane reach. As such, a larger crane will be required. For bidding purposes, Contractor shall estimate use of a 500-ton crane for Bow Thruster motor removal and installation.

4.2.3. Disconnect the Bow Thruster Drive motor from the Bow Thruster and, using appropriate rigging, remove the Bow Thruster Drive motor from the space and transport to an authorized repair and overhaul facility. One local approved repair and overhaul is provided below:

Magnetech Industrial Services, Inc 701 Bill Myles Drive West Saraland, AL 36571 POC: Mark Johnson Telephone: 251-214-1117

4.2.4. Open and inspect the Bow Thruster Motor at the overhaul and repair facility.

Motor was partially submerged in salt water. Contractor shall conduct a detailed inspection and provide a CFR to the COR with any additional repair recommendations and motor condition beyond those specified below.

4.2.4.1. Overhaul the Bow Thruster motor in accordance with Reference 2.8.

Overhaul includes baking & dipping the motor, replacement of all bearings, seals, consumables, painting, balancing, and testing of the motor. Bow Thruster Drive motor details are provided below:

Make: GE Drilling Drives Drilling Model No: 5GEB20 B2 Serial Number: VV05100002 Motor Weight: 6,186 lbs

4.2.5. Remove and rewind the Bow Thruster Steering Gear Motor in accordance with

Reference 2.8. Rewinding includes replacement of all seals, bearings, consumables, balancing, testing, and painting of the motor. Provide a CFR on motor condition and any additional recommended repairs. Note: Motor was submerged in sea water and is difficult to access. Motor details are provided below:

Make: Bauer Model: GBv1052093/001 Type: BK60-32HM/011MG4-TF-FV-5 480 Volts

4.2.6. Inspect the Steering Gear gearbox assembly and provide a CFR. Verify the watertight integrity and condition of the gearbox.

4.2.7. Replace the two (QTY 2) lubricating pumps and motors. Pumps Details are provided below:

Make: DropsA Model: M6384 270/480, 3-ph, 0.187 kW, 1670 RPM, IP 55

4.2.2. Remove the two scientific sea water pumps and motors from their respective foundations and transport to an authorized overhaul and repair facility.

4.2.3. Open and inspect each pump and provide a CFR on pump condition to the COR.

4.2.4. Replace both electrical motors. Motors may be re-wind in accordance with

Reference 2.8 if it is more cost effective. Motors are directly coupled to pumps.

Motor and pump details are provided below:

Make: Toshiba Model No: 0052SPSR42A-P Serial Number (of one of the motors): 16070146744 230/460VAC, 60Hz, 5 HP, 3500 RPM

Pump details for motor compatibility is provided below:

Make: EAC Finish Thompson, Inc Model: DB22P-6 Impeller Size: 5-inches Serial Number (of one of the pumps): 208413 L19 Max Pressure: 90 PSI

4.2.5. Align, balance, test, and install the scientific sea water pumps/motors.

4.2.6. Remove the HVAC Supply Fan and transport to an authorized overhaul and repair facility. Rewind the HVAC Fan and motor in accordance with Reference 2.8.

Overhaul includes replacement of all bearings, seals, and consumables. Balance, align, and test the re-wound fan and motor assembly. Motor details are provided below:

Make: Baldor Model: 043155-TTR

Serial Number: 06F556M52461 Frame: 102TZ, 575VAC, 3450 RPM

4.2.7. Reinstall and test the re-wound HVAC Supply Fan.

4.2.8. Remove the Fire Pump and motor from the Bow Thurster space. Turn over to

COR for storage.

4.2.9. Procure and install a new fire pump and motor assembly. Motor details are provided below:

Fire Pump:

Make: Aurora Pumps Model: 341A Impeller Size: (2-1/2 X 3 X 9), 354 gpm @ 222tdh, 40hp@ 3500 rpm.

Fire Pump Motor:

Make: US Electrical Motors Company Model Number:CJ40S1BM-P Part Number 422696-003 40hp, 230/460, 3-phase, TEFC, marine duty, 120 volt space heater

One possible source for this motor is provided below:

Pump Systems 6300 Humphreys St Harahan, LA 70123 POC: Ryan Arsenaux Phone: 504-732-0670 Email: rarsenaux@pumpsystemsnola.com

4.2.10. Upon completion of motor repairs, reinstall all motors.

4.2.11. Test each motor in place and validate proper motor operation to the satisfaction of attending ABS surveyor.

4.2.12. Conduct an operational test with a representative of the motor overhaul and repair facility for a minimum of four (QTY 4) hours to validate motor operation. One (QTY 1) hour of the testing shall include operation of the motors under maximum possible pierside loading. Ship’s Force will be available to operate SSDGs and transfer power to the ship for testing the Bow Thruster.

4.2.13. Reinstall the WERP in the overhead of the Bow Thruster Space.

mailto:rarsenaux@pumpsystemsnola.com

4.2.14. Complete NDT testing of the WERP repairs to the satisfaction of the attending ABS surveyor.

4.2.15. Reinstall / replace all removed obstructions, stores, furnishings, lights, and insulation.

4.3. Scientific Sea Water Piping Repairs:

4.3.1. Remove all insulation on the scientific sea water piping from the sea strainers to the pump discharge valves. Inspect all piping with the COR and ABS.

4.3.2. Protect scientific sensing equipment and temperature probes (such as for the

SBE38) in the scientific sea water piping prior to start of work.

4.3.3. Replace the PVC piping from the sea strainers to the pump discharge valves using

Schedule 40 polypropylene lined carbon steel piping, in accordance with Reference

2.9. Piping repairs shall be made following manufacturer’s recommended installation procedures by personnel properly trained/certified using suitable marine grade components and process materials. Contractor shall present certification of all components, materials, installation procedures, and training certification to the attending ABS Surveyor.

4.3.4. Upon completion of piping repairs, test all new piping under 1.5x the pipe design pressure in the presence of ABS.

4.3.5. Reinsulate all new piping using new insulation upon completion of pipe testing.

4.4.Miscellaneous Flooding Repairs and Inspections:

4.4.1. Remove the man-hole access cover for the Waste Water Tank (4-29-0). Paint and preserve the man-hole foundation, blast and paint the man-hole cover, and replace the man hole access cover using a new gasket.

4.4.2. Completely fill the Waste Water Tank in the presence of ABS and demonstrate tank tightness to ABS.

4.4.3. Inspect the three emergency fuel oil shut off trips and verify emergency fuel oil trip operation. Demonstrate fuel oil trip operation to ABS.

4.4.4. Remove water from the pneumatic hose connection and drain pipe.

4.2.8. Procure the services of an experienced electrician to open, inspect and test all cables, junction boxes, and electrical equipment as appropriate in the Bow Thruster space that were submerged by water. Testing includes but is not limited to megger testing all cables for a minimum of 60 seconds. Provide a CFR to the COR of any failed cables. Contractor shall replace all failed cables. Replacement of failed cables will be the topic of additional work.

4.2.9. Inspect the four motor controllers in the space. Motor controllers are for both scientific sea water pumps, fire pump, and Bow Thruster Blower motor. Inspection includes inspection and testing of all cables to & from the motor controllers.

Replace the failed overload in Scientific Sea Water Pump No. 2. Submit a CFR for any additional repairs or discrepancies. See figure below for typical motor controller details.

4.5.Cathodic System Repairs:

4.5.1. Provide the services of a factory-authorized field service technician to repair the Aquamatic 4 Impressed Current System and inspect the cathodic protection system, anodes, and all wiring in the Bow Thruster space. Arrangements for an approved technician may be made through contacting:

Wilson Walton International 3349 Rt. 138, BLDG C, Suite E Wall, New Jersey 07719 POC: Cassie Corbett Phone: (732) 681-0707 Emai: cassie@wilsonwalton.com

4.5.2. For bidding purposes, estimate OEM will be onsite for a minimum of eight (QTY

8) hours. Travel time does not constitute onsite time.

4.5.3. Aquamatic 4 controller in the Engineering Operating Station (EOS) currently has an alarm reading “Cell failure detected”. Contractor shall inspect and repair the ICCP system.

4.5.4. Contractor shall inspect all anodes and wiring in the Bow Thruster Room and ensure system operation. Inspection includes inspecting each cable and checking insulation resistance. Note: Bow Thruster Room was flooded and all anode cables submerged in sea water.

4.5.5. Contractor shall provide a CFR for any additional parts or repairs.

4.5.6. Upon completion of repairs, verify system operation with the Chief Engineer.

4.6.Insulation Repairs:

4.6.1. Inspect all insulation in the Bow Thruster space. Submit a CFR for any insulation that requires replacement.

4.6.2. Using a QP-1 Contractor, conduct proper surface preparation and painting of the two (QTY 2) inboard bilge pockets in Domestic Stores Space (3-29-0).

4.6.3. Paint all surfaces disturbed by execution of the work of this specification.

5. Quality Assurance

5.1. Conduct an operational test demonstrating the operation of all overhauled / replaced / rewound motors for a minimum of four (QTY 4) hours to validate motor and pump operation. One (QTY 1) hour of the testing shall include operation of the motors under the maximum pierside loading condition. Ship’s Force will be available to the motors.

5.2. Provide inspection reports of as-found motor and steering gearbox conditions.

5.3. Provide inspection reports after motor overhaul including all testing results.

5.4. Complete motor and Bow Thruster inspection and testing as required by ABS.

5.5. Complete all repairs to the satisfaction of the attending ABS Surveyor.

6. Notes

6.1. Pending COR approval, Ship’s force will be available to operate Ship’s Cranes for minor lifts only on a case by case basis.

END OF ITEM