Interior Tenders

Details: General Requirements scope  intent. This Standard Specification Invokes General Requirements For Conducting Vessel Repairs Performed By Commercial Contractors At A Coast Guard Facility For Coast Guard Vessels.  references  coast Guard Drawings  coast Guard Drawing 418a-wmsl-801-001, Rev A, Booklet Of General Plans coast Guard Drawing 750-wmsl-085-024, Rev A, Tank Sounding And Moment Of Inertia Tables (asc085014h) (wmsl 757 Only) coast Guard Drawing 750-wmsl-100-013, Rev L, Unit 1210 Structure - Innerbottom To 1st Platform - Fr 10 To Fr 22 (asc100121) coast Guard Drawing 750-wmsl-167-001, Rev J, Manhole List Installation And Fabrication Details Ship Wide (asc167001) coast Guard Publications  surface Forces Logistics Center Standard Specification 0000 (sflc Std Spec 0000), 2022, General Requirements surface Forces Logistics Center Standard Specification 0740 (sflc Std Spec 0740), 2022, Welding And Allied Processes surface Forces Logistics Center Standard Specification 6310 (sflc Std Spec 6310), 2022, Requirements For Preservation Of Ship Structures other References  astm International (astm) D1330, 2015, Standard Specification For Rubber Sheet Gaskets 3. Requirements  3.1 General. The Contractor Must Conform To All Requirements Specified In Sflc Std Spec 0000 And In This Item, As Applicable, During The Performance Of This Availability. The Requirements Of This Wi Apply To All Work Under The Scope Of This Contract, Whether Explicitly Stated In All Following Work Items Or Not, And To All Other Work Subsequently Authorized By Changes, Modifications, Or Extensions To The Contract.  3.2 Materials. The Contractor Must Obtain All Of The Materials Required To Complete This Job With The Exception Of The Government-furnished Property Shown In Paragraph 1.2 Of Work Item.   3.3. Period Of Performance. The Period Of Performance Window For This Work Starts On 09 April 2025 And Ends On 01 July 2025.  3.4. Location. The Contractor Must Perform The Work While The Uscgc Midgett (wmsl 757) Is Alongside The Pier On 400 Sand Island Pkwy Honolulu, Hi 96819-4326.     12316_1124_flt rec_12136_flt_418’ Wmsl (cgc Midgett) (1124) item 1: Tanks (ballast), Clean And Inspect 1. Scope 1.1 Intent. This Work Item Describes The Requirements For The Contractor To Clean And Inspect The Following Tank(s): table 1 – List Of Tanks type Of Structure location capacity - 95% (gallons) tank Content Disposal (gallons) ballast Tank 5-16-1-w 14,438 760 1.2 Government-furnished Property. none. 2. References coast Guard Drawings coast Guard Drawing 418a-wmsl-801-001, Rev A, Booklet Of General Plans coast Guard Drawing 750-wmsl-085-024, Rev A, Tank Sounding And Moment Of Inertia Tables (asc085014h) (wmsl 757 Only) coast Guard Drawing 750-wmsl-100-013, Rev L, Unit 1210 Structure - Innerbottom To 1st Platform - Fr 10 To Fr 22 (asc100121) coast Guard Drawing 750-wmsl-167-001, Rev J, Manhole List Installation And Fabrication Details Ship Wide (asc167001) coast Guard Publications surface Forces Logistics Center Standard Specification 0000 (sflc Std Spec 0000), 2022, General Requirements surface Forces Logistics Center Standard Specification 0740 (sflc Std Spec 0740), 2022, Welding And Allied Processes surface Forces Logistics Center Standard Specification 6310 (sflc Std Spec 6310), 2022, Requirements For Preservation Of Ship Structures other References astm International (astm) D1330, 2015, Standard Specification For Rubber Sheet Gaskets 3. Requirements 3.1 General. 3.1.1 Cir. none. 3.1.2 Tech Rep. none. 3.1.3 Protective Measures. The Contractor Must Furnish And Install All Protective Measures In Accordance With Sflc Std Spec 0000, Paragraph 3.3.3 (vessel Component, Space, And Equipment Protection). 3.1.4 Interferences. The Contractor Must Handle All Interferences In Accordance With Sflc Std Spec 0000, Paragraph 3.3.5 (interferences). Known Interferences Include, But Are Not Limited To The Following: tlis piping residual Tank Contents/fluids note coast Guard Personnel Will Operate All Shipboard Machinery And Equipment. 3.2 Operational Test, Initial. Prior To Commencement Of Work, The Contractor Must Witness Coast Guard Personnel Perform An Initial Operational Test Of All Items Or Shipboard Devices To Be Disturbed, Used, Repaired, Or Altered, To Demonstrate Existing Operational Condition. Submit A Cfr. 3.2.1 Perform An Initial Operational Test Of Each Tank Tlis To Demonstrate That Each Radar Head/sensor Is Functional (i.e., Digital Readout Is Displayed). 3.2.2 Ensure That There Is Interface/communication Between The Tli Sensor And The Machinery Control And Monitoring System (i.e. Digital Readout At The Tli Is Identical To That Displayed). 3.3 Tank Opening. The Contractor Must Remove The Tank Manhole Cover(s) And Ventilate The Confined Spaces In Accordance With Sflc Std Spec 0000, Paragraphs 3.3.1.1 And 3.3.1.2. The Contractor Must Provide Fall Protection To Cover Tank Manhole Cover When Opened For Ventilation/work. 3.4 Tank Content And Waste Disposal. The Contractor Must Dispose Of Residual Tank Contents Listed In Table 1 And Any Cleaning Fluids In Compliance With All Applicable Federal, State, And Local Laws, Ordinances And Regulations. Notify The Cor (in Writing) At Least 48 Hours Prior To Removal Of Wastes And Fluids. Document A Complete Chain Of Custody Record Of The Removed Tank Contents And Generated Wastes, From The Vessel To The Point Of Final Destination Or Delivery. Submit Chain Of Custody Record To The Cor Upon Completion Of Work. 3.5 Temporary Plugs. The Contractor Must Plug All Inlet And Outlet Piping In The Tank To Prevent Contaminants From Entering The Tank Or Piping System. Use Plugs With An Attached Lanyard, Ring Or Other System That Will Ensure Plugs Are Not Lost In The Pipe Openings. 3.5.1 Plug Log. The Contractor Must Keep A Written Record Of All Installed Plugs. Keep A Separate List For Each Tank. Maintain A Plug Accountability Log Posted Immediately Outside The Tank To Prevent Any Of The Installed Temporary Plugs From Being Lost Inside The Tank Or Left Behind Inside At Tank Closure. The Log Must Include The Type And Size Of Each Plug, Installation Date, And Removal Date. Submit This Log To The Cor After Completion Of Work Item Via A Cfr. 3.5.2 The Contractor Must Ensure That All Plugs Are Removed From Each Tank Upon Completion Of Work In The Tank. 3.6 Tank Cleaning. The Contractor Must Clean All Designated Tank Interior Surfaces Free Of All Foreign Materials, Such As Residual Water, Sediment, Sludge, Rust, Or Biological Growth, Taking Care Not To Damage The Coating System (if Applicable). 3.6.1 The Contractor Must Accomplish All Requirements Of Sflc Std Spec 6310, 3.1.6.4 (surface Contaminant Removal) To Achieve The Cleanliness Requirements Of Sspc-sp 1, Including A Low-pressure (maximum 5,000 Psi) Freshwater Wash Down Of The Surfaces. 3.6.2 Remove Cleaning Media And Residues Continuously From The Tank During The Washing Process. Remove Any Residual Wash Media And Wipe Up Residual Moisture With Clean Lint-free Cloths. Wipe The Interior Tank Structure Dry And Free Of All Cleaning Agents. 3.7 Inspection. The Contractor Must Visually Inspect All Tank Interior Surfaces, Including, But Not Limited To Bulkheads, Floor And Overhead Plating, Structural Members, Manhole Cover Surfaces, Fasteners And Gasket Seating Surfaces. Submit A Cir Including The Following, As Applicable: tank Structural Condition. condition Of Tank Coating, Including Dimensions, Percentage, Location, And Type Of Coating Failure. tank Level Indicator (tli) And/or Float Switch Condition. sounding/vent Tube And Striker Plate Condition. suction And Discharge Piping Condition. fastener Material And Condition. zinc Anode Condition (remaining Percentage) pit Measurements ultrasonic Thickness (ut) Measurements 3.8 Pit Measurement. The Contractor Must Measure100pitswithin Each Tank/location Listed In Table 1, In Accordance With Sflc Std Spec 0740, Paragraph 3.13 (evaluation Of Pitting Corrosion). The Results Of These Measurements Must Be Included In The Inspection Report, Showing Where Pit Measurements Were Taken And The Depth Of The Pit. 3.9 Ultrasonic Thickness (ut) Measurement. The Contractor Must Take Ut Measurements In The Surrounding Area Of Any Pit Measuring Greater Than 25% Of Plate Thickness. Ut Measurements Must Be Taken In The Four Quadrants At An Equal-distant Radius From The Pit Center Until Full Plate Thickness Is Measured. For Bidding Purposes, Assume 200 Ut Measurements Per Tank Listed In Table 1. Ut Measurements Must Be Conducted In Accordance With Sflc Std Spec 0740, Appendix C, Using Coast Guard Drawings Listed In Section 2. The Results Of These Measurements (original Thickness, Measured Thickness, And Any Observed Cracks) And The Locations Where They Were Taken Must Be Included In The Inspection Report. 3.10 Substrate Fairing And Repair By Filling Epoxy For Shallow Pits And Small Corrosions (i.e. Pits < 25% Or Corrosions < 25%). The Contractor Must Repair Small Pin Holes, Shallow Pitted Substrates (with Remaining Plate Thicknesses Over 75% Of Required Plate Thicknesses), And Fair Corroded Substrates (with Remaining Cross Sections Over 75% Of Required Cross Section Areas), After Removing Coating, In Accordance With Sflc Std Spec 6310 And Manufacturers’ Instructions. procure 3 Kits Of Epoxy Fairing Compounds (e.g. Belzona 1111, 0.5 Gallon/5 Kg Kit Or Equivalent) To Conduct Repairs. turn Over All Unused Kits To The Cor. note “substrate Fairing And Repair By Filling Epoxy For Shallow Pits And Corrosions (i.e. Pits < 25% Or Corrosions < 25%)” Is A Supplement Barrier Intending To Help Delay Penetration. 3.11 Tank Closing. The Contractor Must Ensure That The Tank(s) Remain Open For Approximately 24 Hours After Completion Of Any Authorized Repair And Preservation Procedures. Notify The Cor At Least 48 Hours Prior To Closing The Tank(s). After Satisfactory Inspection By The Coast Guard Inspector And Completion Of All Authorized Repairs, Remove All Installed Temporary Plugs And Document Removal Via Signature On The Plug Log By The Coast Guard Inspector And Contractor Prior To Tank Closing. Close Tank Manhole Cover(s) Using New Gasket Material, Nuts, And Grommets In Accordance With Coast Guard Drawing 750-wmsl-167-001, In The Presence Of The Coast Guard Inspector. Chase Threads On Studs To Ensure Even Installation Of The Access Covers. Submit A Cfr With The Completed Plug Log. note coast Guard Personnel Will Operate All Shipboard Machinery And Equipment. 3.12 Operational Test, Post Repairs. After Completion Of Work, The Contractor Must Thoroughly Test, In The Presence Of The Coast Guard Inspector And Demonstrate All Items Or Shipboard Devices That Have Been Disturbed, Used, Repaired, Altered, Or Installed To Be In Satisfactory Operating Condition. Submit A Cfr. 3.12.1 Perform A Post-work Operational Test Of Each Tank Tlis To Demonstrate That Each Radar Head/sensor Is Functional (i.e., Digital Readout Is Displayed). 3.12.2 Ensure That There Is Interface/communication Between The Tli Sensor And The Machinery Control And Monitoring System (i.e. Digital Readout At The Tli Is Identical To That Displayed). 3.13 Touch-up Preservation. The Contractor Must Prepare And Coat All New And Disturbed Surfaces, And All Manhole Cover External Surfaces To Match Existing Adjacent Surfaces In Accordance With Sflc Std Spec 6310, Paragraph 3.1.13 (touch-ups And Minor Coating Repairs). Do Not Paint Any Manhole Cover Fasteners. 4. Notes this Section Is Not Applicable To This Work Item rdd/pop: 09apr25-01jul25

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