fire extinguisher equipment under any circumstances shall be reported to <br /> the Airport Manager and Fire Chief immediately after use. <br /> 4.15.8 Storage of Flammable Liquids. No person shall store flam- <br /> mable or combustible liquids in any hangar or work area unless it is <br /> stored in a properly labeled and approved flammable liquid storage cabi- <br /> net. No dispensing of flammable liquids shall occur except in an approv- <br /> ed container under five gallons. Storage cabinets may contain a maximum <br /> of 50 gallons capacity of flammable liquids. Storage cabinets shall con- <br /> form with the following requirements or their equivalent in fire resist- <br /> ance: Bottom, top, and sides of the cabinet shall be made of steel hav- <br /> ing a thickness of 0.043 inch. The cabinet, including the door, shall <br /> be doubled wall with an 1-1/2 inch air space between the walls. Joints <br /> shall be riveted or welded and be tight fitting. Doors shall be well <br /> fitted, self closing and equipped with a latching device. The bottom <br /> of the cabinet shall be liquid tight to a height of at least two inches. <br /> Cabinets shall be conspicuously labeled in red letters "Flammable - Keep <br /> Fire Away" "No Smoking Within 50 Feet". <br /> 4.15.9 Welding or Burning. Welding or burning shall occur only <br /> in a booth, room, or area designed for such use. <br /> 4.16 Smoking. No person shall smoke or carry lighted cigarettes, <br /> <br /> cigars, or pipes or any flame in or about any fuel storage area, stationary <br /> refueling vehicle, public landing area, public aircraft parking and storage <br /> area, or any other area where smoking is prohibited by sign. <br /> 4.17 Vending Machines and Newsracks. Vending machines and newsracks <br /> <br /> may be located only in areas designated by the Airport Manager. In determin- <br /> ing where to designate vending machine or newsrack areas the Airport Manager <br /> shall consider whether vending machine or newsrack placement would interfere <br /> with pedestrian movement, compete with another permitted activity, foster <br /> political speech, and any other factor the Airport Manager deems relevant. <br /> The Airport Manager may grant an exclusive concession to operate newsracks. <br /> The operation of any vending machine or newsrack which requires money to oper- <br /> ate it is a commercial activity and requires a permit under these rules. The <br /> Airport Manager may order removal of noncommercial vending machines or news- <br /> racks if the operation of these machines creates excessive litter. <br /> 5. RULES OF LIMITED APPLICABILITY. <br /> 5.1 Re air of Motor Vehicles and Aircraft. No person shall repair <br /> motor vehic es or aircraft at the Airport in areas not approved by the Air- <br /> port Manager, except for minor repairs necessary to remove the motor vehicle <br /> or aircraft from the Airport. <br /> 5.2 Use of Airfield Area. <br /> 5.2.1 Motor Vehicles/Pedestrians. <br /> 5.2.1.1. No unauthorized motor vehicles shall be operated <br /> in the airfield area. <br /> 5.2.1.2. Vehicles or pedestrians operating in the move- <br /> Rules - 9 <br /> <br />