SPEC WI 15.pdf

USCGC HATCHET (WLIC-75D) DOCKSIDE AVAILABILITY FY2021

58 (Rev-0)

S_63410_0718_SWIT

SYY_NNN_63410_AUT_MMYY_HULL#

WORK ITEM 15: Deck Covering (Interior Wet/Dry), Renew

1. SCOPE

1.1 Intent. This work item describes the requirements for the Contractor to renew deck covering system(s).

1.2 Government-furnished property.

None.

2. REFERENCES

COAST GUARD DRAWINGS

Coast Guard Drawing 75D-WAGL 0103-19, Rev B, Booklet of General Plans (75309)

Coast Guard Drawing 75D-WAGL 1101-3, Rev -, Shell Expansion (75309)

Coast Guard Drawing 75D-WAGL 4804-5, Rev -, Freshwater & Waste Piping Plan (75309- 75310)

Coast Guard Drawing 75D-WAGL 4804-6, Rev -, Freshwater & Waste Piping Sections (75309- 75310)

COAST GUARD PUBLICATIONS

Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2014, General Requirements

Surface Forces Logistics Center Standard Specification 0740 (SFLC Std Spec 0740), 2014, Welding and Allied Processes

Surface Forces Logistics Center Standard Specification 6341 (SFLC Std Spec 6341), 2014, Install Interior Deck Covering Systems

OTHER REFERENCES

MIL-PRF-24613, Dec 1990, Deck Covering Materials, Interior, Cosmetic Polymeric

3. REQUIREMENTS

3.1 General.

3.1.1 CIR. The Contractor shall submit a CIR for the inspections listed in the following paragraph(s):

59 (Rev-0)

3.3 Ultrasonic thickness (UT) measurements.

3.1.2 Tech Rep.

Not applicable.

3.1.3 Protective measures. The Contractor shall furnish and install all protective coverings to seal off and protect all non-affected vessel's components, equipment, and spaces near 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.

3.1.3 Protective measures. The Contractor shall furnish and install all protective coverings to seal off and protect all non-affected vessel's components, equipment, and spaces near 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.

3.2 Deck covering installation particulars. The Contractor shall perform all tasks specified in SFLC Std Spec 6341 and herein, to install a new covering system in the location(s) specified in Table 1 below.

NOTES

1. The exposed deck surfaces are prepared and coated in accordance with SFLC Std Spec 6310. Refer to SFLC Std Spec 6341, Para 3.2.1.2 for additional information.

2. Ensure the final surface condition of the deck is made slip resistant in accordance with manufacturer's installation procedures. Refer to SFLC Std Spec 6341, Para A2.1.2.2.

TABLE 1 - DECKING SYSTEM

LOCATION

AREA

(*SQFT)

DECK

MTL

(A/S**)

SYSTEM/

APPENDIX

(SFLC STD

SPEC 6341)

COVE

BASE

SYSTEM

COLOR

UNDERLAYMENT

REQUIREMENT

Galley 1-32-1-Q

250 S

Cosmetic Polymeric Epoxy Resin, Type III (One- Step Epoxy System)/Ap pendix A

Yes: X No:

See paragraph 3.4 (Deck covering color)

Renew existing underlayment.

Crew Head 1-14-2-L

120 S

Cosmetic Polymeric Epoxy Resin, Type III (One- Step Epoxy System)/Ap pendix A

60 (Rev-0)

Passageway 1-25-0-L

120 S

Cosmetic Polymeric Epoxy Resin, Type III (One- Step Epoxy System)/Ap pendix A

*Approximated.

**Note: A = Aluminum; S = Steel.

***See SFLC Std Spec 6341 for definition of cove base.

3.3 Ultrasonic thickness measurement. Upon completion of surface preparation and prior to application of primer coat (see 3.2 (Surface preservation)), the Contractor shall the Contractor shall take a total of 100 UT measurements of deck plating, in locations designated by the Coast Guard Inspector, in accordance with SFLC Std Spec 0740, Appendix C. Use Coast Guard Drawing 75D-WAGL 1101-3 as guidance.

Submit a CIR.

3.2.2.1 In addition to the UT measurements, take a total of 25 pit-depth measurements, using a suitable pit depth gauge

3.4 Deck covering color. The Contractor shall submit a deck covering color chart to Coast Guard Inspector, for the purpose of color selection.

4. NOTES

This section is not applicable to this work item.