In irrigation design, which term governs installation standards and safety requirements?

• A. Pressure Regulation
• B. Codes
• C. Line Source Drip
• D. Soils

Answer: (B)

Installation standards and safety requirements are determined by codes. Codes are formal rules established by government bodies and industry groups that specify how irrigation work must be installed, tested, and maintained to protect people, property, and water quality. They cover details like proper trenching depths, backflow prevention, electrical considerations, approvals, and inspection processes. Following codes helps ensure that designs pass permits and inspections and that the system remains safe and reliable over time. Other terms describe parts or methods of the irrigation system—how pressure is managed, a particular drip layout, or the properties of the growing medium—but they don’t govern the overarching installation and safety requirements in a regulatory sense.