TWR-6 SOW.pdf

STATEMENT OF WORK

TITLE: Naval Research Laboratory Torpedo Weapons Retriever/ Security Craft (TWR-6) Vessel Ship Yard Maintenance

I. Background Information

The TWR-6 is an 88 foot research vessel acquired by the Naval Research Laboratory from Point Loma, CA for the purpose to support naval research.

II. Scope

Have the TWR-6 Dry-docked to facilitate multiple repairs to the vessel and shipboard equipment.

III. Objectives

Have a Shipyard perform maintenance and repairs to the TWR-6 so the vessel can safely carry out its mission of research support for the Naval Research Laboratory.

IV. Services to be performed or specification of items to be procure.

The contractor shall independently perform all work and furnish all labor, materials, supplies, equipment, and services

(except as otherwise specified in the contract) to perform the following services:

A.

1. Haul/ Dry dock vessel according to docking plan outlined in the Craft Information Book.

2. Hull Maintenance (below waterline)

a. Strip hull of existing paint and marine growth to

b. Prep and paint hull with aluminum compatible paint.

i. Paint scheme and color to match existing paint and color.

c. Replace all hull zincs (14 ea.) and sea chest zincs (6 ea.)

d. NDT Test hull for any discontinuities or thinning.

i. Provide a written report of the results including the layout and testing results and recommendations.

3. Hull Maintenance (above waterline)

a. Prep and paint hull with aluminum compatible paint.

i. Paint scheme and color to match existing color.

ii. Prep and paint all identification numbers and letters.

b. Repair/ replace all rub-rails.

4. Deck Maintenance

a. Strip main deck of all existing non-skid paint.

b. Prep and paint main deck with aluminum compatible non-skid paint.

i. Non-skid paint to match existing color.

c. Prep and paint all Bits, Chocks, and Stanchions with aluminum compatible paint.

i. Paint to match existing color.

d. Prep and paint all Vent Pipes, Fire Stations, and Outlets with aluminum compatible paint.

i. Paint to match existing color.

e. Prep and paint all Vents, Magazine, Capstan, and Hatches with aluminum compatible paint.

i. Paint to match existing color.

5. Superstructure, Wheelhouse, Mast Maintenance

a. Prep and paint all surfaces of the Wheelhouse, Superstructure, and mast with aluminum compatible paint.

i. Paint to match existing color.

6. Sea Chest Maintenance

a. Remove and replace the Fire Pump sea chest strainer. (Strainer supplied)

b. Inspect, repair, or replace port and starboard MDE sea chest strainers

c. Inspect, repair, or replace port and starboard generator sea chest strainers

d. Inspect, repair, or replace Air Conditioning system sea chest strainer.

7. FO Tanks

a. Open, clean, and inspect all (4) FO tanks.

b. Inspect and repair (2) aft fuel tank cracks. (Pictures attached).

c. Pressure test tanks after repair to ensure quality assurance.

d. Refill FO tanks with specified amount of fuel. (Approx. 1,000 GAL. Refer to customer to confirm amount.)

8. Hydraulic Oil Tanks, Waste Oil Tank, Oil Tank, Black Water Tank, Grey Water Tank.

a. Drain, open, inspect, and clean all tanks.

b. Refill Hydraulic tanks with new specified hydraulic oil.

9. Repair Stanchion on Starboard Deck

a. Stanchion sixth from the stern on the starboard side is bent.

i. Remove stanchion, straighten, and re-weld.

10. Bilges

a. Clean all bilges and forepeak

11. Machinery Plant Control and Monitoring System

a. Inspect, repair, and test the shipboard Sentinal Control Technologies Machinery Alarm and

Monitoring System for deficiencies.

b. Provide report and cost for repairs.

c. Test for proper operation.

12. Main Propulsion Shafting, Struts, and Seals

a. Inspect port and starboard main propulsion shafts, propellers, bearing struts, and shaft seals for damage and to determine condition.

i. Provide a written report of the results including the layout and deficiencies, recommendations and cost estimate for repair.

13. Steering and Rudders

a. Remove, clean, inspect, and repair both steering rudders and associated components.

b. Inspect steering system and rudders for damage and to determine condition.

14. Bow thruster

a. Inspect bow thruster for damage and to determine condition.

Site visit to the vessel is highly recommended for potential vendors.

VI. Deliverables

All work is to be performed at winning contactors location.

VII. Inspection and Acceptance Criteria

The items listed in the scope of this document must be received and in full working order to be accepted as final by NRL.

• Standard bid will assume delivery of TWR-6 by the Navy to shipyards within a 50 mile travel distance by water, of Chesapeake Beach, MD – homeport of said TWR-6. Berthing of the TWR-6 is on Fishing Creek which has a 50 foot wide channel, and water depth of <6 feet in several locations. Bids requiring work to be performed outside of the 50 mile travel distance will require bidder to transport the TWR-6 at bidder’s cost via towing.

• For all painted items, refer to Craft Information Book for paint specification.

• Site visit to the vessel for inspection is strongly encouraged.

• All additional repair work discovered during inspection must be approved and authorized by Naval Research Laboratory Contracting Officer before any work is to take place.

• Naval Research Laboratory Code 3522 personnel are to be witness for any and all Quality Assurance activities.