The following performance standards shall apply to all uses permitted in the I-1 Districts. Noncompliance with one (1) or more of these performance standards shall be considered a violation of this Code.
(a) Fire hazards. Flammable or explosive materials shall only be permitted in structures having incombustible exterior walls.
(b) Radioactive or electrical disturbances. Radioactive emissions or electrical discharges shall be confined to the use and lot from which they originate.
(c) Noise. No use permitted in an I-1 District shall emit noise which when measured at the nearest residential district exceeds the average intensity of street traffc on the nearest residential street. In addition, no use permitted in an I-1 District shall emit intermittent or shrill noises which are perceptible at the nearest residential district.
(d) Vibration. Vibrations which are perceptible without the aid of instruments shall not be permitted beyond the lot occupied by the use generating such vibrations.
(e) Heat and/or glare. No use shall generate heat or glare which is perceptible without the aid of instruments at any point beyond the lot occupied by the use.
(f) Smoke. Smoke shall not be emitted for longer than eight (8) minutes in any hour which is of a shade equal to or darker than Number Three(3) on the Standard Ringelmann Chart as issued by the U. S. Bureau of Mines by any use in the I-1 district.
(g) Odors. No malodorous gas or matter shall be emitted by a use in the I-1 District which is discernible on any adJoining lot or property.
(h) Air pollution. No I-1 District use shall emit fly ash, dust, vapors or other substances which are harmful to health, animals, vegetation or other property or which can cause excessive soiling.
(i) Enclosure. All permitted main and accessory uses and operations, except off- street parking, shall be performed wholly within an enclosed building or buildings. All raw materials, finished products and mobile and other equipment shall be stored within enclosed buildings or within enclosed walls or fencing so as not to be visible from the street or adjacent properties.
(Ord. 7139-99. Passed 7-6-99.)