YON 285 6B1 Specs 1-4.pdf

This document package contains multiple Job Specifications (ICNs) for repair and conversion work on the Barge YON-285, a U.S. Navy fuel oil barge, with an anticipated award date of July 31, 2026, and production completion date of February 2, 2027. The work is being performed at the Ship Repair Facility – Japan Regional Maintenance Center DET Sasebo under SASEBO preparing activity designation.

ICN 89MVA11001_A01 covers underwater hull and freeboard repair and preservation work, including removal of marine growth, cleaning, shell plate replacement, welding, and preservation coating application over a 15,000 square foot critical coated area. This work requires marine chemist certification and references multiple Navy standards for hull structures, paint schedules, and surface preparation. ICN 89MVA12301_A01 specifies cleaning of eight cargo oil tanks and one fuel oil tank (225 gallon capacity) with Level-I and Level-II inspections conducted by certified surveyors, requiring tank openings, ventilation, gas-freeing, and manhole cover installation with new gaskets. ICN 89MVA15002_A01 addresses installation of cathodic protection systems, requiring removal of existing zinc anode assemblies and installation of new welded cathodic protection per Navy specifications. ICN 89MVA15003_A01 comprises a comprehensive SHIPALT YON-122D upgrade package divided into five parts: hull work including bitt upgrades, lifeline and liferail system installation with load testing (1,100-1,155 pounds for assemblies; 300-315 pounds for stanchions), brow installation with 1,000-pound static load testing, weather deck floodlight installation with operational testing, and nonskid deck covering installation with 2,430 square feet of covering and 4,320 square feet of preservation work. All work requires compliance with Japanese Environmental Governing Standards for waste disposal and includes materials lists specifying welding rods, structural steel components, piping, fasteners, and electrical equipment.