Final answer:
Chapter 16 applies to rainwater catchment systems and covers their installation, construction, alteration, and repair.
Step-by-step explanation:
The provisions of chapter 16 apply to the installation, construction, alteration, and repair of rainwater catchment systems. Rainwater catchment systems are designed to collect and store rainwater for various purposes such as irrigation, toilet flushing, and landscaping. These systems typically include components like gutters, downspouts, filters, storage tanks, and distribution systems.