Section 3120B
California Building Code (Title 24, Part 2) · 2019 edition · updated 2026-09-12 · California
Italicized text is a California amendment to the model code, as printed in the official publication.
3120B.1 General.¶
All signs shall have clearly legible letters or numbers not less than 4 inches (102 mm) high, unless oth- erwise required in this section, affixed to a wall, pole, gate or
similar permanent structure in a location visible to all pool users.
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 m 2 ) 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 m 2 ) of pool water surface area.
Exception: Pool user capacity requirements do not apply to wading pools or spray grounds.
3120B.3 No diving sign.¶
Signs shall be posted in conspicuous places and shall state, “NO DIVING” at pools with a maxi- mum water depth of 6 feet or less.
3120B.4 No lifeguard sign.¶
Where no lifeguard service is provided, a sign shall be posted stating, “NO LIFEGUARD ON DUTY.” The sign also shall state in letters at least 1 inch (25 mm) high, “Children should not use pool without adult supervision.”
Exception: “No lifeguard sign” requirement does not apply to spray grounds that have no standing water.
3120B.5 Artificial respiration and cardiopulmonary resusci-tation sign.¶
tation sign. An illustrated diagram with text at least 1 /4 inch (6 mm) high of artificial respiration and cardiopulmonary resus- citation procedures shall be posted.
3120B.6 Emergency sign.¶
The emergency telephone number 911 with numbers not less than 4 inches (102 mm), the num- ber 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.
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 alco- hol, 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, diz- ziness or fainting.
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.”
3120B.9 No use after dark.¶
Where pools were constructed for which lighting was not required, a sign shall be posted at each pool entrance on the outside of the gate(s) stating, “NO USE OF POOL ALLOWED AFTER DARK.”
466 2019 CALIFORNIA BUILDING CODE
Copyright © 2019 ICC. ALL RIGHTS RESERVED. Accessed by Kevin Day (kevin.day@dgs.ca.gov), (California Building Standards Commission) Order Number #100735044 on Jul 24, 2019 03:54 PM (PDT) pursuant to License Agreement with ICC. No further reproduction or distribution authorized. Single user only, copying and networking prohibited. ANY UNAUTHORIZED REPRODUCTION OR DISTRIBUTION IS A VIOLATION OF THE FEDERAL COPYRIGHT ACT AND THE LICENSE AGREEMENT, AND SUBJECT TO CIVIL AND CRIMINAL PENALTIES THEREUNDER.
100735044
3120B.10 Keep closed.¶
A sign shall be posted on the exterior side of gates and doors leading into the pool enclosure area stat- ing, “KEEP GATE CLOSED.” or “KEEP DOOR CLOSED.”
[DSA-AC] Additional requirements may apply. Refer to Chapter 11B for accessibility provisions applicable to public accommodations, commercial buildings and public housing.
3120B.11 Diarrhea.¶
The pool operator shall post at the entrance area of a public pool a sign in letters at least 1 inch (25 mm) high that clearly states that persons with diarrhea and persons who have had diarrhea within the prior 14 days shall not enter the pool water.
3120B.12 Wave pools.¶
A sign in letters at least 1 inch (25 mm) high shall be posted that describes the requirements for wave pools as described in Section 115952, Health and Safety Code.
3120B.13 Spray ground sign.¶
A sign shall be posted at each spray ground and be visible from any part of the spray ground that states, “CAUTION: WATER IS RECIRCU- LATED. DO NOT DRINK.”
3120B.14 Exit.¶
Where automatic gaseous chlorine chemical feeders are used, a sign shall be posted at the pool area entrance which shows in a diagrammatic form an emergency evacuation procedure. Designated emergency exits shall be marked “EXIT.”
3120B.15 Gaseous oxidizer.¶
Where automatic gaseous chlo- rine chemical feeders are used, a warning sign with the appropriate hazard identification symbol shall be posted on the exterior side of the door entering the chemical feeder room or area. The sign shall state, “DANGER: GASEOUS OXIDIZER - (specific chemical name)” or as otherwise required by the California Fire Code.
3120B.16 Turn on before entering.¶
Where automatic gas- eous chemical feeders are used, a sign shall be posted at the switch to the light and ventilation system for the gaseous chemical feeder room stating, “TURN ON BEFORE ENTER- ING,” or as otherwise required by the California Fire Code or the California Electrical Code.
3120B.17 Direction of flow.¶
3120B.17.1. The direction of flow for the recirculation equipment shall be labeled clearly with directional sym- bols such as arrows on all piping in the equipment area.
3120B.17.2. Where the recirculation equipment for more than one pool is located on site, the equipment shall be marked as to which pool the system serves.
3120B.17.3. Valves and plumbing lines shall be labeled clearly with the source or destination descriptions.
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Ask AI about this code▸Contents — California Building Code (Title 24, Part 2)
- Chapter 2 — DEFINITIONS AND ABBREVIATIONS
- Appendix G — FLOOD-RESISTANT
- Appendix L — EARTHQUAKE RECORDING
- Appendix M — TSUNAMI-GENERATED
- Chapter 1 — SCOPE AND ADMINISTRATION
- Chapter 3 — OCCUPANCY CLASSIFICATION AND USE
- Chapter 4 — SPECIAL DETAILED REQUIREMENTS BASED
- Chapter 5 — GENERAL BUILDING HEIGHTS AND AREAS
- Chapter 6 — TYPES OF CONSTRUCTION
- Chapter 7 — FIRE AND SMOKE PROTECTION FEATURES
- Chapter 7A — MATERIALS AND CONSTRUCTION
- Chapter 8 — INTERIOR FINISHES
- Chapter 9 — FIRE PROTECTION AND LIFE SAFETY SYSTEMS
- Chapter 10 — MEANS OF EGRESS
- Chapter 11A — HOUSING ACCESSIBILITY
- Chapter 11B — ACCESSIBILITY TO PUBLIC BUILDINGS, PUBLIC ACCOMM…
- Chapter 12 — INTERIOR ENVIRONMENT
- Chapter 14 — EXTERIOR WALLS
- Chapter 15 — ROOF ASSEMBLIES AND ROOFTOP STRUCTURES
- Chapter 16 — STRUCTURAL DESIGN
- Chapter 16A — STRUCTURAL DESIGN
- Chapter 17 — SPECIAL INSPECTIONS AND TESTS
- Chapter 18 — SOILS AND FOUNDATIONS
- Chapter 19 — CONCRETE
- Chapter 20 — ALUMINUM
- Chapter 21 — MASONRY
- Chapter 22 — STEEL
- Chapter 23 — WOOD
- Chapter 24 — GLASS AND GLAZING
- Chapter 25 — GYPSUM BOARD, GYPSUM PANEL PRODUCTS AND PLASTER
- Chapter 26 — PLASTIC
- Chapter 27 — ELECTRICAL
- Chapter 28 — MECHANICAL SYSTEMS
- Chapter 30 — ELEVATORS AND CONVEYING SYSTEMS
- Chapter 31 — SPECIAL CONSTRUCTION
▸Chapter 31B — PUBLIC POOLS
Overview- Section 3101B
- Section 3102B
- Section 3103B
- Section 3104B
- Section 3105B
- Section 3106B
- Section 3107B
- Section 3108B
- Section 3109B
- Section 3110B
- Section 3111B
- Section 3112B
- Section 3113B
- Section 3114B
- Section 3115B
- Section 3116B
- Section 3117B
- Section 3118B
- Section 3119B
- Section 3120B
- Section 3121B
- Section 3122B
- Section 3123B
- Section 3124B
- Section 3125B
- Section 3126B
- Section 3127B
- Section 3128B
- Section 3129B
- Section 3130B
- Section 3131B
- Section 3132B
- Section 3133B
- Section 3134B
- Section 3135B
- Section 3136B
- Section 3137B
- Section 3138B
- Section 3139B
- Section 3140B
- Section 3141B
- Section 3142B
- Section 3143B
- Section 3144B
- Section 3145B
- Section 3146B
- Section 3147B
- Section 3148B
- Section 3149B
- Section 3150B
- Section 3151B
- Section 3152B
- Section 3153B
- Section 3154B
- Section 3155B
- Section 3156B
- Section 3157B
- Section 3158B
- Section 3159B
- Section 3160B
- Section 3161B
- Section 3162B
- Chapter 31C — RADIATION
- Chapter 31D — FOOD ESTABLISHMENTS
- Chapter 31F — MARINE OIL TERMINALS
- Chapter 32 — ENCROACHMENTS INTO THE PUBLIC RIGHT-OF-WAY
- Chapter 33 — SAFEGUARDS DURING CONSTRUCTION
- Chapter 35 — REFERENCED STANDARDS
- Appendix A — EMPLOYEE QUALIFICATIONS
- Appendix B — BOARD OF APPEALS
- Appendix C — GROUP U – AGRICULTURAL BUILDINGS
- Appendix D — FIRE DISTRICTS
- Appendix F — RODENTPROOFING
- Appendix H — SIGNS
- Appendix I — PATIO COVERS
- Appendix J — GRADING
- Appendix K — GROUP R-3 AND GROUP R-3.1 OCCUPANCIES
- Appendix N — REPLICABLE BUILDINGS
- Appendix O — EMERGENCY HOUSING