SOW_Addendum.pdf

TS GOLDEN BEAR – 2018 DRYDOCK

LIFEBOATS NOS 1, 2, 3 & 4 DAVIT REPAIRS

LIFEBOATS NO 1, 2, 3 & 4 DAVIT REPAIRS

TS GOLDEN BEAR DRYDOCK 2018

ABSTRACT -SR No 0302332 - Lifeboat Davit Overhaul

Statement of Work per Palfinger-Harding OEM to overhaul all davits and repair listed deficiencies and as-found deficiencies to the satisfaction of the Owner

1) Remove all gearbox assemblies and overhaul per SOW

2) Remove all davit wheels and renew all bearings per SOW

3) Blast and Coat all davit steel structure per SOW

4) Replace all safety guards with SS wire mesh similar to existing

5) Renew motors on Lifeboats #1, 2, 3 & 4

6) Open and inspect all electrical controllers and devices and report findings and recommended repairs

7) Remove all SOW wasted steel items or steel that is found during disassembly and renew with OEM approved mateirials and processes

REFERENCES

OEM Palfinger spreadsheet guide of needed drydock services – See Below in

Statement of Work

On-site supervision by Palfinger as MARAD Technical Representative

LOCATION AND DESCRIPTION

Lifeboats No 1 and 3 –port side of 01 Deck adjacent to After House

Lifeboats No 2 and 4 – starboard side of 01 Deck adjacent to After House

STATEMENT OF WORK

Yard to supply all necessary labor, materials, transportation, rigging and crane service necessary to complete the identified repairs listed in the Palfinger guidelines shown below. The Welding repairs will be done by an ABS certified welders and those certificates will be produced upon demand along with the yard’s welding procedure for similar repairs to be done on ship’s davits.

Yard to supply all necessary labor and materials for blasting and coating the materials on the davits as directed by the attending Palfinger Engineer, In addition the Painting

Technician representing MARAD will monitor the preparation and coating to make sure that correct painting procedure as referenced in the MARAD painting guidelines is observed. All new steel to be blasted and primed prior to welding to the structure of the davits. All Welds to be scaled and cleaned prior to any coating

All aspects of the overhaul of the davits will be observed and guided by the MARAD

Palfinger Representative for proper execution as note below

Job Name Cal Maritime / Golden Bear Rpt Insp’n Insp’n Palfinger OEM Yard

TASK OEM

Tech

USCG Man Day

LIFEBOAT DAVITS 1, 2, 3 & 4 MARA

D

Remove all lifeboat equipment from each boat and neatly stow in a location designated by the vessel's Chief Mate. Palfinger Marine to check inventory for damaged items, missing items, expiration dates and proper quantities. This should be completed within 72 hours of being removed from the lifeboats to allow time for replacement if needed.

Upon completion of all work and placement of the lifeboats back into the davits transfer all equipment back into each boat and stow under the direction of the Chief Mate.

X X Inspect and report

3.00 Perform

Perform basic function test on each davit by lowering and raising each boat to identify any operational issues.

X X X Observe and report

2.00 Perform

Verify proper operation of all limit switches. Order replacements for any switches found defective. Limit switches will need to be removed or protected during the sandblasting of the davit structure.

X X Observe and report

1.00 Perform

Check condition of wiring for the limit swtches, Wiring found defective will be immediately tagged for replacement. Replacement to be completed by shipyard.

X X Observe and report

0.50 Perform

Remove lifeboats from davits and block on the hard.

Palfinger service engineers must be on site to ensure enough room is left for access around and under the lifeboats for painting and engine change outs.

1.00 Perform

Davit / Winch Controllers: Inspect each winch controller for each davit. Open inspection covers to conduct inspection which is to include at a minimum of removing all debris from within, terminal connections and any worn components. After completion of overhaul reinstall covers. It is essential that this be completed early in the yard period to identify and order replacement parts / components as needed. Free up and lubricate the controller door fastening clips and hardware.

X X Report 1.00 Perform with shipyard electricia n

Remove fall wire from winch drums and davits and properly dispose of all. (Shipyard to handle disposal)

Supervise 1.00 Perform

Shut off and Tag and Lock-out power to the davits.

With power tagged out on davits 1, 2 ,3 & 4 disconnect power from winch electric motors.

0.25 Perform

Visually inspect all gripes and long links for lifeboats and replace as needed.

X X Perform and submit

CFR

2.00

Remove, & mark each fall block to allow re-installation on correct davit arm. Remove to shop shoreside to allow complete disassembly of fall block sheave and bushings, inspection of lower fall block swivel / Master link connection point inspection. Replace sheave bearings/bushings and other parts as needed.

X X Supervise and report on other parts needed.

Provide new sheave bearings/bu shings.

5.00 Provide

suitable shop space and perform.

Turnbuckles and clevises to be replaced as needed.

Degrease and clean all as needed as to identify which must be ordered and replaced.

X X Inspect and report

2.50 Perform

Winches 1-4

Remove winch and winch electric motors from the davits. Transport to facility for disassembly and refurbishment.

Provide suitable shop space and perform.

Remove and provide new electric motors for davit stations 1 thru 4

Supervise and supply motors

2.00 Perform

Check condition of wiring for the motors, Wiring found defective will be immediately tagged for replacement. Replacement to be completed by shipyard.

X X Observe and report

0.50 Perform

Remove winch motors from davit stations 5 and 6 to allow evaluation and service.

X Supervise and report findings.

1.00 Perform

and arrange motor shop sub

Winches must be drained of gear oil and completely disassembled. Gears and shafts not to be replaced must be tagged and marked to allow installation in the same gearbox and orientation. Inspect all gears and shafts for wear and report findingsd to MARAD rep.

X X Perform with shipyard assistance.

12.00 Provide

suitable shop space, provide labor assist for Palfinger tech, dispose of all oil and cleaning material s

Gear case for each station must be cleaned and inspected for defects. All bearing and seal journals, and mounting surfaces must be covered and protected for sand blasting.

X X Supervise and inspect

2.00 Perform

Gear cases, winch drums and access covers are to be sand blasted and painted as per customer specified paint schedule.

Perform

Assemble Winches replacing all bearings, bushings, seals and fasteners. Remove any broken fasteners and retap for proper assembly.

Supply parts and perform

12.00 Assist

with any required machine work and support labor

Inspect and assemble winch Centrifugal governing brakes using new linings.

Supply parts and perform

3.00

Inspect and assemble winch holding stop brakes using new linings.

Supply parts and perform

3.00

Replace one way clutch for 4 - BE 5.52 & 2 - BE

11.5 lifeboat davit winches.

Supply parts and perform

3.00

Install new/rebuilt electric motors and check pinion gear lash adjust as needed.

Supervise 2.00 Perform

Renew Gear case oil. Replace all grease fittings following manufacturers lubrication guidelines. (Oil and lubricants supplied by ship / shipyard)

0.50 Supply

lubricant s and perform

Davits 1-4

Remove all loose hardware from davit trackways including gripe assemblies, turnbuckles, harbor davit arm lock plates, wire guards, electrical wiring, limit switches, and sheaves. . The removed items are to be carefully inspected & replaced or rebuilt as necessary. Mark or tag components for each davit.

X X Inspect and report

4.00 Perform

Cut arm removal slots in the trackways. Following an approved davit drawing fabricate removable sections for installation after reassembly allowing davit arms and carriage to be easily removed for future service. Tag and remove the davit arms and transport to a suitable shop space.

Provide drawing and supervise

2.00 Perform.

Provide a suitable shop space for the davit arms.

Davit trackways and all removed items must be sandblasted taking care to protect machined surface areas. Inspect for metal wastage and weld cracks and report to MARAD. Pay particular attention to the hard to maintain areas such as winch mounting brackets, bracing on the superstructure, and guard mounting tabs. Generate a change order to cover the costs of any additional repairs.

X X X Inspect and report

3.00 Perform.

All Pad eyes for use with davits and davit components also must be sandblasted, inspected & replaced as necessary before repainting.

X X Inspect and report

1.00 Perform

Strip davit arms and davit arm carriage assembly to service and renew bushings on wheel assemblies.

Remove all sheaves inspect for wear or corrosion.

Tag all components to allow installation on assembly from which it was removed.

X X Provide wheel bushings and supervise

3.00 Perform

Remove pudding blocks and chocking. Supply bulk material and supervise

1.00 Perform

(cut and shape material to fit)

Sand blast davit arms and components taking care to protect machined surface areas. Inspect for metal wastage and report findings to MARAD rep. Pay particular attention to the hard to maintain areas.

X X X Supervise and inspect

2.00 Perform

Paint all davit components and trackways as per the paint schedule paying attention to the original color scheme of the various components. This is to include sheaves, harbor pin, and gripe components.

X 1.00 Perform

Reassemble all parts on the arms and the tracks using new CREST fasteners, bearings, and bushings. Reinstall limit switches. Fabricate and install new pudding blocks from solid rubber material. Reinstall the davit arms in the trackways.

X Perform.

Supply bearings, bushings, fasteners and bulk rubber for pudding blocks

3.00 Assist

with part installati on.

Fabricat e and install pudding blocks as per original shape.

Install davit arms.

Reassembly

Install rebuilt lifeboat davit winches with new or refurbished electric motors. Replace all winch gear case to davit frame fasteners.

X Supervise and supply fasteners

3.00 Perform

Coat all fasteners and disturbed paint areas with primer and paint to match equipment.

X 0.50 Perform

Connect motors to ships power and verifying correct motor rotation.

X Supervise 2.00 Perform

With power restored to the davits renew fall wire to all lifeboat davits and adjust lengths. Stencil fall wire renewal date on each davit frame.

X Provide fall wire and supervise

4.00 Perform

Master links and complete suspension chain arrangement to be replaced for all lifeboat davits.

Supply 1.00 Remove old and install new

Testing

Prepare davit and winch sets for operational testing.

Inspect all davit winches, check operation of manual brakes, centrifugal clutch, and centrifugal brakes prior to weight testing davit/winch sets in accordance with the latest IMO and SOLAS rules.

X Inspect and supervise

1.00 Perform

Install and verify position of all limit switches. X Perform 2.00 Provide electricia n

Complete required 1.1 x Load 10 minute static and a 2 stop dynamic brake function test at each lifeboat station.

X X X Supervise 3.00 Supply test weights and perform

Return boats to the ship, during recovery of the lifeboats, limit switches will be checked for proper operation and position.

X Check limit switches

1.00 Perform

Provide final reports detailing the work accomplished, final inspection results, and test certificates

X Perform 1.00

98.75

NOTE: DISREGARD ANY REPAIRS FOR

LIFEBOATS No 5 and No 6

DELIVERABLES

Hard copies of all ABS and USCG approved repairs documents to Chief Mate and Chief

Engineer and electronic copy to MARAD

ADDITIONAL WORK AND SUPPLEMENTARY

Contractor to submit a written Condition Found report (CFR) to the COTR for any additional work outside the contract. Approval for additional work must be approved by either the COTR ($5000 or less) or the Contracting Officer (over $5000)

Contractor to provide cost breakdowns as they relate to labor, material, subcontractors and travel costs, if applicable. Supplementary costs must be approved by COTR by written CFR, RFQ, Quotation and Delivery Order process.