NMAN7200-17-01407_Statement_of_Work.pdf

STATEMENT OF WORK

NMAN7200‐17‐01407

Emergency repairs to Piping Systems RUBEN LASKERS Fast Rescue Boat (FRB).

SCOPE

Objective: Repair leaking salt water piping of the propulsion motor #1 heat exchanger.

Fabricate a spare set of piping sections for propulsion motor # 2.

2 REFERENCE DOCUMENTS

NOAA Standard Specification S0100; Implementation and Conduct of Check Points NOAA Standard Item S2906, Arc Welding on Waterborne Vessels American Bureau of Shipping, Rules for Building and Classing Steel Vessels 46 CFR § 2.75–70 – Welding procedure and performance qualifications.

3 GOVERNMENT FURNISHED MATERIAL (GFM)

None

4 REQUIREMENTS

4.1 General Requirements

4.1.1 The contractor shall perform all work in accordance with the requirements the documents cited in paragraph 2 above.

4.1.2 Pipe joints shall be brazed or welded. All welding/brazing shall be done by ABS/USCG certified welders under established procedures outlined in reference 2.3 and 2.4.

4.1.3 Material used shall be CuNi 70/30 schedule 700.

4.1.4 The government will remove the piping sections.

4.1.5 ABS/USCG inspectors shall be notified and witness fit-up, final assembly and pressure testing of the fabricated pipe sections. material removals, new material fit-up, and final inspections of work. The government will pay all ABS cost which are not be quoted by the vendor.

4.2 Propulsion motor #1 - Fabricate and install new piping sections per figures 1 & 2. Pipe size and fitting shall be the same as the original.

4.2.1 Testing – After installation, operated the heat exchanger to test for leakage. No leaking allowed. Ensure ABS/USCG witnesses the test.

*****CHECK POINT*****

4.3 Propulsion motor #2 - Fabricate a spare set of pipe sections for the #2 motor heat exchanger.

Provide all ABS documentation for the fabricated spare sections.

4.4 Complete final welding of the inserted keel/hull plate. Upon completion contact the USCG inspector for final inspections of all welds and NTD testing of the insert using a dye penetrate.

*****CHECK POINT*****

4.5 Painting - Clean all damaged paint to sound paint or bare metal. Clean all exposed metal free of foreign matter and corrosion. Spot prime all damaged paint or exposed metal. Coat all new and damaged areas with 2 coats of finish paint to match the surrounding area. Epoxy paint must be used over galvanized metal. Rubber parts should not be painted.

5 QUALITY ASSURANCE

5.1 Submit a written report of the results of the testing required by this item. The report must contain the date, time, results, and names of the witnesses.

6 Notes

6.1 DELIVERABLE SCHEDULE:

July 13-17, 2017 Pier 30/32 599 The Embarcadero San Francisco, CA 94107