USCGC WAESCHE - FBC BIENNIAL MAINTENANCE

General Requirements ? 1. SCOPE?? ? 1.1 Intent. This standard specification invokes general requirements for conducting vessel repairs performed by commercial contractors at a Coast Guard facility for Coast Guard vessels.?? ? 2. REFERENCES?? ? COAST GUARD DRAWINGS?? ? None.?? ? COAST GUARD PUBLICATIONS?? Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2022, General Requirements?? ? OTHER REFERENCES?? ? None. ? 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 Period of Performance. The period of performance for this work is 24MAR2025-05MAY2025 ? 3.3 Location. The Contractor must perform the work while the USCGC WAESCHE is alongside the pier at U.S. Coast Guard Base Alameda, Coast Guard Island, Alameda CA 94501. 58310_MLA_1124_418 ITEM 1: Folding Boom Cranes, Biennial Maintenance, Perform 1. SCOPE 1.1 Intent. This work item describes the requirements for the Contractor to inspect, perform maintenance, and test folding boom cranes listed in Table 1. TABLE 1 - LIST OF FOLDING BOOM CRANEs Crane LOCATION MANUFACTURER / MODEL NUMBER coast guard tech pub Crane No. 2 Main Deck, Port Side, Aft of Frame 95 Appleton Marine Inc. / FB90-28 7903 Crane No. 4 Main Deck, Port Side, Aft of Frame 90 Appleton Marine Inc. / FB90-28 7903 Crane No. 3 Main Deck, STBD Side Appleton Marine Inc. / FB90-28 7903 1.2 Government-furnished property. MTI ITEM DESCRIPTION NSN/PN QTY ESTIMATED COST ($/UNIT) Y *CB-OTH Mark IV (Coast Guard Drawing 26B-CB-IV-801-001) N/A 1 ea. N/A Y *Long Range Interceptor II (LRI-II) Cutter Boat (Coast Guard Drawing 35-LRI-II-801-001) N/A 1 ea. N/A 2. REFERENCES Coast Guard Drawings Coast Guard Drawing 26B-CB-IV-801-001, Rev -, Booklet of General Plans Coast Guard Drawing 35-LRI-II-801-001, Rev -, General Arrangement Coast Guard Drawing 418A-WMSL 801-001, Rev A, Booklet of General Plans Coast Guard Drawing 750-WMSL-320-579, Rev -, Electrical Installations Iwo New Aft Folding Cranes Coast Guard Drawing 750-WMSL-583-508, Rev -, Installations IWO Aft Folding Cranes Coast Guard Fleet Drawing FL-1702-11, Rev -, Inspection of Sheaves Coast Guard Publications Coast Guard Technical Publication (TP) 7903, SWBS 583, Oct 2021, Aft Boat Handling System - Model FB90-28 Surface Forces Logistics Center Standard Specification 0000 (SFLC Std Spec 0000), 2022, General Requirements Surface Forces Logistics Center Standard Specification 5000 (SFLC Std Spec 5000), 2022, Auxiliary Machine Systems Surface Forces Logistics Center Standard Specification 6310 (SFLC Std Spec 6310), 2022, Requirements for Preservation of Ship Structures Other References The Society for Protective Coatings (SSPC) Surface Preparation Specification No.11 (SSPC-SP 11), 2020, Power Tool Cleaning to Bare Metal 3. REQUIREMENTS 3.1 General. 3.1.1 CIR. The Contractor must submit a CIR for the inspections listed in the following paragraph(s): 3.3 Inspect and repair task particulars (Task #1, #2, #3 and #7) 3.1.2 Tech Rep. The Contractor must provide the services of a Qualified Technical Representative who is familiar with the Folding Boom Cranes, Appleton Marine Inc. Model FB90-28, to accomplish the following on site: Advise on manufacturer's proprietary information pertinent to the system. Ensure compliance with manufacturer's procedures and standards during inspections, repairs, calibration and testing. 3.1.2.1 Ensure the Tech Rep has experience with the system/equipment stated above and demonstrated on their r'sum. 3.1.2.2 Submit the name and r'sum of the Tech Rep with the contractors bid. 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). 3.1.3.1 Protection of fine surfaces. The Contractor must protect all fine surfaces in accordance with SFLC Std. Spec 5000. 3.1.3.2 Hydraulic system contamination protection. The Contractor must maintain existing hydraulic cleanliness in accordance with SFLC Std. Spec 5000. 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: Piping Electrical Cables 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. 3.3 Inspect and repair task particulars. The Contractor with Tech Rep support must perform tasks listed in Table 2 in accordance with SFLC Std Spec 5000 and TP 7903. See applicable drawings and Tech Pub in Section 2 for technical information and installation details. Table 2 - Task List ADDITIONal REQUIREMENTS # TASK TYPE QTY COMPONENT OR ASSEMBLY APPENDIX AND PARA. FROM sflc STD sPEC 5000 OTHER Tech Pub 7903 1 Operate and Inspect 3 Folding Boom Crane 3.2.1 Submit a CIR. Document the existing software program/version. NOTE: There is an issue while running cranes #2 and #4 in tandem (with a load in remote). While hoisting, the operator receives indication Crane #4 is overloading. Users must override to operate the cranes in tandem. The contractor will need to conduct this - Operate and Inspect task under load to troubleshoot this issue. 2 Operate and Inspect 1 Chest Pack (Chest Pack Controls and Junction Boxes) 3.2.1 Submit a CIR. Note: There is one chest pack. It should be rotated between all three cranes. 3 Operate and Inspect 1 Control Console 3.2.1 Submit a CIR. 4 Service & Inspect & Groom & Lubricate 3 Crane Assembly 3.2.2 Perform all preventive maintenance actions as indicated on Table 4-1 of CG TP 7903, regardless of specified interval. Inspect hydraulic hoses for leaks, abrasions, swelling and defects. Inspect entire Folding crane assembly for signs of leakage, cracks, structural damage and deformations. Submit a CFR. NOTE 1: Only check the torque of 25% of the Turntable Bearing Mounting Bolts (4-3.18.1) - Include a diagram of the bolts that were checked in the CFR for this section. NOTE 2: Take off removable hose sleeves and hose fitting tape for inspection, if applicable. Reinstall hose sleeves and fitting tape upon completion of inspection 5 Service and Inspect 3 Cranes (Mechanical/Hydraulic) 3.2.2 Inspect Swing Drives, Swing Motor, Swing Manifold, Hydraulic Swivel, Slew Bearing, Slew Bearing Gear, Slew Bearing Bolts, Slew Bearing Wear Inspection, Main Control Manifold, Wire Rope, ELR Manifold, Heel Pins, Jib Pins, Telescope Cylinders, Slide Pads, Jib and Luffing Cylinders, Sheaves, Crane Block Assembly, 10 Ton Hook, Snatch Block, Winch, Constant Tension System, Overhaul Ball. Fasteners, Submit a CFR. 6 Partially Preserve 3 Folding Boom Crane Assembly 3.2.4, 3.2.4.3.2, 3.2.4.4, and 3.2.4.5.1 7 Hydraulic Lube Oil Analysis 3 Hydraulic System C2.1.3.1 Submit a CIR. 8 Service and Inspect 1 Hydraulic Power Unit (HPU) 3.2.2 Inspect Prime Mover/Link Motor, HPU Pumps, HPU Reservoir, HPU Tank Heaters, Oil Cooler, HPU Manifold and hoses. HPU Temperature Transmitter, HPU Display, HPU Controls, Joysticks and Control Cabinet in accordance with TP 7903. 9 System Relief Valves, Switches and Indicators 1 Hydraulic System In accordance with TP 7903, Verify set points, adjustment and calibration on: Pump Compensator Relief Valve System Relief valve. Winch Limit adjustment. Load Monitor Indicators Crane Position Indicators Submit a CFR. 10 Disassemble and Inspect 1 Hydraulic Oil Heat Exchanger 3.2.3 Disassemble to the minimum extent necessary to clean the heat exchanger. 11 Service and Inspect 2 Hydraulic System Crane Motor A and B 3.2.2 Perform Insulation Resistance Test in accordance with ANSI/EASA AR 100-2020.and Section 3 of TP 7903 Submit a CFR. 12 Service and Inspect 3 Cranes (Electrical) 3.2.2 Inspect Load Pin, Boom Angle Transducer, Jib Angle Transducer, Swing Angle Encoder, Length Transducer, Turret Enclosure, Flood lights and Electrical Cables 13 Operational and Weight Test 3 Folding Boom Crane Assembly Perform in accordance with paragraph 3.5 of this work item. 14 Fabricate and Install 3 Label plate B2.9 Name Plate must also include additional information of Dynamic Load Test, Brake Test and WLL Weights. 3.3.1 Materials. The Contractor must provide all parts (i.e. all greases, lubricating oils, hydraulic fluid, hydraulic oil filters, tank breather elements and other miscellaneous materials) and materials including, but not limited to, the items listed in Table 3 below, to conduct the required maintenance actions listed above. TABLE 3 - List of pARTS QUANTITY PART NUMBER DESCRIPTION SOURCE OF SUPPLY 1 YMD-8861-R HPU Hydraulic Return Filter Appleton Marine Inc. 1 YMD-10416 HPU Hydraulic Return Filter 2 YMD-12209-R Pressure Filters (For Crane No.2 & 4) 1 YMD-12234-R (0280D005BH4HC) Pressure Filters (For Crane No.3) 1 YMD-12234-R (0060D005BH4HC) Pressure Filters (For Crane No.3) 3.3.2 Hose inspection. The Contractor must visually inspect the condition of all flexible hoses; TP7903 has a comprehensive list of hoses and their locations. Submit a CFR with the following: Hose number Hose physical condition Service life dates (date for required hose renewal; if not specified, add twelve years to installation date) 3.3.2.1 If not present, the Contractor must provide new hose tags, in accordance with SFLC Std Spec 5000, Paragraph C2.2.1.4. Ensure tag color coding of black on natural or black on white. Ensure that tags must be attached using materials that will not damage hose assembly in any way or interfere with the normal flexing motion of the hose. 3.3.2.2 The Contractor must stamp, engrave, or etch the following information on each tag. Handwritten information on each Tag is NOT acceptable. Utilize the Cutter's hose log for information as necessary. Hose Log Item Number (Serial Number) Hydrostatic Test Pressure (psi) Hydrostatic Test Date (DD/MM/YY) Service Life (Replacement Date) Date (QTR "Q"/FY) 3.4 Preservation requirements. The Contractor must perform the following work to accomplish the first bulleted requirement of SFLC Std Spec 5000 (Para 3.2.4.3.2). 3.4.1 All other requirements as specified from SFLC Std Spec 5000 regarding - Partially Preserve remain applicable. 3.4.2 In addition to partial preservation, abrade entire crane surface and provide aesthetic topcoat. NOTE Coast Guard personnel will operate all shipboard machinery and equipment. Note Certain water weight bags may be too large to fit within the notch. Ensure test weights are able to fit within the notch to accomplish all testing. CAUTION Do not exceed the Working Load Limit (WLL) of the cranes for any of the tests listed in Appendix A, CG TP 7903. Exceeding the WLL could result in equipment damage and/or personnel injury. 3.5 Operational and weight testing. The Contractor must perform the Appleton Marine Inc. - Start-up and Overhaul Test Procedure, Appendix A of CG TP 7903 Items 1-10. Static Load Test (Item 2.1) is not required. Perform all testing with cutter at or near 0-degree trim and 0-degrees list. Record and provide all testing data of Appendix A, CG TP 7903 via a CFR. Utilize test weights that will ensure the boom can be extended horizontal in the notch. 3.5.1 The Contractor must supply weights and a certified dynamometer to conduct load testing, submit CFR with certification details. Perform all testing in the presence of the Coast Guard Inspector and the Tech Rep. 3.5.2 Upon successful completion of the load testing, operational testing must be performed using the various GFP small boats in accordance with the test procedure detailed in Appendix A, CG TP 7903. 3.6 Bearing Wear Inspection. The contractor must conduct a bearing wear inspection of the turntable bearing, for all cranes in Table 1, in accordance with CG TP 7903 Appendix B. Submit a CFR with test results as compared with the baseline measurements in Table 4. TABLE 4 - CGC Waesche turntable bearing baseline (15July2018) 3.7 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. 3.8 Touch-up preservation. The Contractor must prepare and coat all new and disturbed exterior and interior surfaces to match existing adjacent surfaces, in accordance with SFLC Std Spec 6310. Abide by all touch-up requirements outlined in SFLC Std Spec 6310. 4. NOTES This section is not applicable to this work item.