US lawWashingtonRegulationsTitle 296 — LABOR AND INDUSTRIES, DEPARTMENT OFChapter 296-826 — ANHYDROUS AMMONIA296-826-40025WAC 296-826-40025WAC 296-826-40025. Systems mounted on trucks, semi-trailers, and trailersLast amended: 2015Year: 2026Length: 18 wordsOfficial source You must make sure all piping, tubing, and fittings are: (1) Securely mounted; (2) Protected against physical damage.PreviousWAC 296-826-40020NextWAC 296-826-40030