Cal. Code Reg. §3120B.6 Emergency sign.

California Code of Regulations (Cal. Code Regs.): Title 24 – California Building Standards Code  >   Cal. Code Reg. §3120B.6 Emergency Sign

The emergency telephone number 911 with numbers not less than 4 inches (102 mm), the number of the nearest emergency services and the name and street address of the pool facility with numbers and text not less than 1 inch (25 mm) shall be posted.

Cal. Code Reg. §3120B.7 Warning Sign for a Spa Pool

California Code of Regulations (Cal. Code Regs.): Title 24 – California Building Standards Code  >   Cal. Code Reg. §3120B.7 Warning Sign for a Spa Pool

A warning sign for spa pools shall be posted stating, “CAUTION” and shall include the following language in letters at least 1 inch (25 mm) high:

(1)  Elderly persons, pregnant women, infants and those with health conditions requiring medical care should consult with a physician before entering the spa.

(2)  Children should not use spa without adult supervision.

(3)  Hot water immersion while under the influence of alcohol, narcotics, drugs or medicines may lead to serious consequences and is not recommended.

(4)  Do not use alone.

(5)  Long exposure may result in hyperthermia, nausea, dizziness or fainting. [2019]

Cal. Code Reg. §3120B.8 Emergency shut off.

California Code of Regulations (Cal. Code Regs.): Title 24 – California Building Standards Code  >   Cal. Code Reg. §3120B.8 Emergency shut off.
In letters at least one inch (25 mm) high a sign shall be posted at the spa emergency shut off switch stating, “EMERGENCY SHUT OFF SWITCH.”

Cal. Code Regs. §3120B.1 General.

California Code of Regulations (Cal. Code Regs.): Title 24 – California Building Standards Code  >   Cal. Code Regs. §3120B.1 General.

All signs shall have clearly legible letters or numbers not less than 4 inches (102 mm) high, unless otherwise required in this section, affixed to a wall, pole, gate or similar permanent structure in a location visible to all pool users.

Cal. Code Regs. §3120B.2 Pool User Capacity Sign

California Code of Regulations (Cal. Code Regs.): Title 24 – California Building Standards Code  >   Cal. Code Regs. §3120B.2 Pool User Capacity Sign

A sign shall indicate the maximum number of pool users permitted for each pool.

§3120B.2.1 Spa pool.
The pool user capacity of a spa pool shall be based on one pool user for every 10 square feet (0.929 m2) of pool water surface area.

§3120B.2.2 Other pools.
The pool user capacity for all other pools shall be based on one pool user for every 20 square feet (1.858 m2) of pool water surface area.
Exception: Pool user capacity requirements do not apply to wading pools or spray grounds.

Cal. Code Regs. §3102B. Definitions

California Code of Regulations (Cal. Code Regs.): Title 24 – California Building Standards Code  >   Cal. Code Regs. §3102B. Definitions

POOL OR PUBLIC POOL is an artificial basin, chamber or tank constructed or prefabricated with impermeable surfaces that is used, or intended to be used, for public swimming, diving or recreational activities but does not include individual therapeutic tubs or baths where the main purpose is the cleaning of the body. Any manmade lake or swimming lagoon with a sand beach or sand bottom is not a public pool.

RECIRCULATION SYSTEM is the system of hydraulic components designed to remove, filter, disinfect and return water to the pool.

SPA POOL OR SPA is a pool that incorporates a water jet system, an aeration system or a combination of the two systems used in conjunction with heated water.

SPRAY GROUND is a pool with no standing water in the splash zone and consists of a surge basin with a recirculation system from which water is directed through water features for contact with pool users.

WADING POOL is a pool intended to be used for wading by small children and having a maximum water depth of 18 inches (457 mm) at the deepest point.