SAGINAW_SOW_Chill_water.doc

USCGC SAGINAW (WLIC 803)

SPECIFICATION FOR CHILL WATER PIPING INSULATION RENEWAL

FY2017

WORK ITEM 1: Chill Water Piping Insulation, Renew

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to remove and install insulation on the chill water piping system(s).

1.2 Government-furnished property.

None.

2. REFERENCES

Coast Guard Drawings

Coast Guard Drawing 160B-WLIC_3800_4 Diagram Heating & Chilled Water System Coast Guard Drawing 160B-WLIC_3800_5 Arrangement Heating & Chilled Water System

Coast Guard Publications

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2014, Requirements for Preservation of Ship Structures

Coast Guard Commandant Instruction (COMDTINST) M10360.3 (series), Coatings and Color Manual

Other References

None.

3. REQUIREMENTS

3.1 General.

3.1.1 CIR.

None.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures - general. The Contractor shall furnish and install all protective coverings to seal off and protect all non-affected vessel's components, equipment, and spaces in the vicinity of the work area against contamination during the performance of work. Upon completion of work, the Contractor shall remove all installed protective measures, inspect for the presence of contamination, and return all contaminated equipment, components, and spaces to original condition of cleanliness.

3.1.4 Interferences. The Contractor shall handle all interferences in accordance with SFLC Std Spec 0000, paragraph 3.3.5 (Interferences). Known interferences include, but are not limited to the below-listed:

· False overhead panels

· Interior bulkhead panels

· Insulation

· Expanded Metal

· Light Fixtures

· Cables

· Wiring

· Piping

· Framing

· Lockers

· Desks

· Racks

· Misc Furniture

· Trim

3.2 Chill water piping insulation installation particulars. The Contractor shall renew the insulation on all the chill water piping (supply and return lines). Perform all work in accordance with SFLC Std Spec 0000, using Coast Guard Drawing 160B-WLIC_3800_4 and 160B-WLIC_3800_5 as guidance.

3.2.1 Removal. The Contractor shall remove all existing insulation material covering designated pipe surfaces (including associated pipe hangers, valves, fittings, and flanges). Dispose of all removed insulation in accordance with all applicable Federal, State, and local regulations.

3.2.1 Visual inspection. The Contractor shall perform a visual inspection of all exposed piping with a ship’s representative and submit a CFR noting any damage/defects or any incorrectly installed piping/piping material selection. Conduct inspection, and submit CFR before installing new insulation.

3.2.3 Piping insulating coating preservation. The Contractor shall supply paint as listed in the Table 2.

TABLE 2 – paint specification

U.S. Corporate Office 4310 Campbell Rd Houston, TX 77041 Phone: 800-549-0043 http://www.mascoat.com

3.3.3.1 Surface preparation. The Contractor shall solvent clean all exposed pipe and pipe component surfaces to an SSPC-SP 1 standard.

3.3.3.2 The Contractor shall hand tool clean all exposed pipe and pipe component surfaces an SSPC-SP-2 standard.

3.3.3.3 The Contractor shall paint designated piping sections with three (3) coats of the contractor supplied paint listed in the Table 2. Brush-apply each coat at approximately 22-25 mils WFT. Allow sufficient cure time between the applications of each coat of paint to ensure full cure. Please note that the paint system is not particularly recommended for brush application however the final aesthetics of the coating system is not of particular importance so the CG is authorizing brush application for this installation.

3.3.3.4 The Contractor shall allow the final coat to fully cure and then precede with re-insulation of the piping.

3.3.3.5 After application of Mascoat paint, the Contractor shall verify piping diameter to order correct piping insulating material.

3.3.4 New insulation installation. The Contractor shall install new insulation material over the exposed pipe surfaces (including associated pipe hangers, valves, fittings, and flanges) in accordance with SFLC Std Spec 0000, using Coast Guard Drawing 160B-WLIC_3800_4 and 160B-WLIC_3800_5 as guidance.

3.3 Preservation & Labeling Particulars. The Contractor shall preserve all newly insulated surfaces and the chill water system components IAW SFLC Std Spec 6130, Appendix B – Cutter and Boat Interior Painting Systems using the system specified for “Piping, Insulated and Uninsulated, Under 200F” and Coast Guard Commandant Instruction (COMDTINST) M10360.3 (series), Coatings and Color Manual, Chapter 6.C.4. The Contractor shall label all piping and color code all valves IAW Coast Guard Commandant Instruction (COMDTINST) M10360.3 (series), Coatings and Color Manual, specifically section 6.C.4 and Table 6-8 (Feedwater).

3.4 Leak Test. After completion of all work, the contractor shall perform an operational test of the chill water system using the system fluid at normal operating pressure. Be aware that no visible leakage or deformation is acceptable. Repair all leaks and discrepancies found. Submit a CFR.

NOTE

Ship’s Force will operate all shipboard machinery and equipment.

4. NOTES

This section is not applicable to this work item.