Ord74 1589 - Laserfiche WebLink

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.'(3) When such tank or tanks are used for in-process products handling and are located within 100 feet of any fired still, heater, related fractioning or processing apparatus, or similar device at a processing plant or petroleum refinery as herein defined: .'(4) When an unusual exposure hazard exists because of topographical conditions: nature of occupancy and proximity on the same or adjoining property and height and character of construction of such build- ings: capacity, construction and mainte- nance bf such tanks and character of liquids to be stored: degree of private fire protection to be provided, and facilities of the-fire department to cope with flammable and combustible liquid fires. .'(c) Where foam protection is required for any tank or group of tanks used for" the storage 'of more than one product, if in the opinion of the Chief it . . is deemed necessary, the largest tank or tanks in such group shall be considered as storing the product requir- ing the ",greatest amount, of protection and such pro- tection shall be available as herein provided. '" (d) Where foam fire protection is required, installation shall meet the requirements of National Fire Protection Association pamphlet No. 11, "Foam Extinguishing systems,U except that where tank shells are accessible for the erection of portable foam applicators , for at least three-quarters of their perimeter, portable foam applicators shall be approved. .'(e) Where foam fire protection is required, foam producing materials may be stored off the premises under the following conditions: .., (1) Such materials stored off the premises shall be of the proper type suitable for use in the equipment of the installa- tion where required. -17- :' 'I-:: ':'1