Section 4003

be provided by means of curbs, scuppers, special drains or other suitable means to prevent the flow of spills throughout the building.

spirits and wines in barrels and casks are stored, ventilation shall be provided in accordance with the California Mechani- cal Code and one of the following:

1. The rooms and spaces shall be ventilated at a rate sufficient to maintain the concentration of vapors within the area at or below 25 percent of the lower flammable limit (LFL). This shall be confirmed by sampling the actual vapor concentration under normal operating conditions. The sampling shall be conducted throughout the enclosed storage area, extending to or toward the bottom and the top of the enclosed storage area. The vapor concentration used to determine the required ventilation rate shall be the highest measured concentration during the sampling procedure. The sampling shall be conducted manually or by installation of a con

tinuously monitoring flammable vapor detection system.

2. The rooms and spaces shall be provided exhaust ventilation at a rate of not less than 1 cfm per square foot

[0.00508 m ³ /(s × m ² )] of solid floor area. The exhaust ventilation shall be accomplished by natural or mechanical means, with discharge of the exhaust to a safe location outside the building.

controlled in accordance with Sections 4003.3.1 through 4003.4.

4003.3.1 Smoking. Smoking shall be prohibited and “No Smoking” signs provided as follows:

1. In rooms or areas where hazardous materials are stored or dispensed or used in open systems in amounts requiring a permit in accordance with Sections 105.5 and 105.6.

2. Within 25 feet (7620 mm) of outdoor storage, dispensing or open-use areas.

3. Facilities or areas within facilities that have been designated as totally “no smoking” shall have “No Smoking” signs placed at all entrances to the facility or area. Designated areas within such facilities where smoking is permitted either permanently or temporarily shall be identified with signs designating that smoking is permitted in these areas only.

4. In rooms or areas where flammable or combustible hazardous materials are stored, dispensed or used.

Signs required by this section shall be in English as a primary language or in symbols allowed by this code and shall comply with Section 310.

4003.3.2 Open flame. Open flames and high-temperature devices shall not be used in a manner that creates a hazardous condition and shall be listed for use with the hazardous materials stored or used.

4003.3.3 Industrial trucks. Powered industrial trucks used in areas designated as hazardous (classified) locations in accordance with the California Electrical Code shall be listed and labeled for use in the environment intended in accordance with NFPA 505.

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STORAGE OF DISTILLED SPIRITS AND WINES

4003.3.4 Electrical. Electrical wiring and equipment shall be installed and maintained in accordance with Section 608 and the California Electrical Code .

should be protected from lightning. The lightning protection equipment shall be installed in accordance with the Califor- nia Electrical Code and NFPA 780.