US lawWashingtonRegulationsTitle 296 — LABOR AND INDUSTRIES, DEPARTMENT OFChapter 296-104 — BOARD OF BOILER RULES—SUBSTANTIVE296-104-515WAC 296-104-515WAC 296-104-515. Repairs—Do riveted repairs to boilers and unfired pressure vessels require prior approval?Last amended: 2004Year: 2026Length: 16 wordsOfficial source Yes, riveted repairs to boilers and unfired pressure vessels requires prior approval by the chief inspector.PreviousWAC 296-104-510NextWAC 296-104-520