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SANJ O A Q U I N Environmental Health Department COUNTY - 4. Chemical feeders and associated components shall be constructed and installed to prevent uncontrolled discharge or siphoning of chemicals and fumes directly into the pool, its recirculation system, the pool area or ancillary facilities. 5. Gates and doors shall be equipped with self-closing and self-latching devices to keep them securely closed. Gates and doors shall open outwardly away from the pool except where otherwise prohibited by law. Hand activated door or gate opening hardware shall be located at a height no lower than 42 inches but no higher than 44 inches above the deck or walkway. The pool enclosure shall have a least one means of egress without a key for emergency purposes. Gates shall meet 31198.2 of California Building Code, Title 24. 6. Fencing shall be a minimum of 5 feet high. Openings, holes or gaps in the enclosure, doors and/or gates shall not allow the passage of a 4-inch diameter sphere. The enclosure shall be constructed over a hard and permanent material equivalent to concrete: and shall be designed and constructed so that it cannot be readily climbed by small children. Horizontal and diagonal member designs which might serve as a ladder for small children are prohibited. Horizontal members' shall be spaced at least 48 inches apart. No planter or other structures that can be climbed shall be permitted within 5 feet of the outside of the pool enclosure or within a 5 foot arc. 7. A flowmeter must be installed on a horizontal straight run of pipe with a minimum of 10 pipe diameters before and 4 pipe diameters after the flowmeter. It should be positioned after the filter and before the heater. I may be installed after the heater, if a great enough distance can be maintained so that heated water will not damage the flowmeter. 8. 3111 B.3 Stairs. Each step of a stair shall have a tread in accordance with Figure 31 B-7. Risers shall conform to Figure 31 B-7. At least one hand rail shall be provided extending from the deck to not less than a point above the top of the lowest step installed in accordance with Figure 31 B-7. 9. 3111 B.4 Ladder and Recessed Step Dimensions. Ladder treads and recessed steps shall have a minimum tread of 5 inches (127 mm) and a width of 14 inches (356 mm) and shall be designed to be readily cleaned. Step risers shall be uniform and shall not exceed 12 inches (305 mm) in height. The first riser shall be measured from the deck. 10.3112B.3 The overhang for either bull-nosed coping or cantilevered decking shall not exceed 2 inches (51 mm) or be less than 1 inch (25 mm) and shall not exceed 2 'Y2 inches (64 mm) in thickness. 11.31166.3.1 Floors. Floors shall have a hard, nonabsorbent surface, such as Portland cement concrete, ceramic tile or other approved material, which extends upwards onto the wall at least 5 inches (127 mm) with a coved base. Floors which may be walked on by a wet bather shall be slip resistant. Floors shall be 2of3