Every sink, lavatory, bathtub, or shower, drinking fountain,
water closet or other plumbing fixture shall be properly connected
to either a public water system or to an approved private water system. Kitchen sinks, lavatories, laundry facilities,
bathtubs and showers shall be supplied with hot or tempered and cold
running water in accordance with the International Plumbing
Code.
The water supply shall be maintained free from contamination,
and all water inlets for plumbing fixtures shall be located above
the flood-level rim of the fixture. Shampoo basin faucets, janitor
sink faucets and other hose bibs or faucets to which hoses are attached
and left in place, shall be protected by an approved atmospheric-type vacuum breaker or an approved permanently
attached hose connection vacuum breaker.
The water supply system shall be installed and maintained to
provide a supply of water to plumbing fixtures, devices, and appurtenances
in sufficient volume and at pressures adequate to enable the fixtures
to function properly, safely, and free from defects and leaks.
Water heating facilities shall be properly installed, maintained
and capable of providing an adequate amount of water to be drawn at
every required sink, lavatory, bathtub, shower, and laundry facility
at a minimum temperature of 110° F (43° C). A gas-burning
water heater shall not be located in any bathroom, toilet
room, bedroom or other occupied room normally kept closed,
unless adequate combustion air is provided. An approved combination temperature and pressure-relief valve and relief valve
discharge pipe shall be properly installed and maintained on water
heaters.