t <br />i <br />f <br />;~ federal, state, and local codes covering fuel dispensing. on air- <br />ports and NFPA Standard-407, latest edition, (Aircraft Fuel Ser- <br />vicing), or as hereafter amended. The applicable sections of FAA <br />Advisory Circular 150/5230-4 (with revisions) shall also be <br />followed. <br />5.4.2.19 Each fuel servicing vehicle shall be conspicu- <br />ousiy marked in letters of contrasting color, with the word"flam- <br />mable" on both sides and rear of the cargo tank in letters of at <br />least six inches high, and with the wording "emergency shut off° <br />and other appropriate operating instructions required at the <br />emergency operating devices in letters at least two inches high. <br />Each-fuel servicing vehicle will also be conspicuously marked on <br />both sides and rear with the type and grade of fuel it contains <br />in appropriate color schemes. <br />5.4.2.20 Unless allowed by a permit or lease, fuel ser- <br />vicing vehicles shall not be stored or parked at the. Airport. A <br />person, firm, or corporation may park or position a fuel servicing <br />vehicle on the Airport premises only when actually dispensing <br />fuel. Except for operators engaged in fueling, oil sales and. <br />transient aircraft services under Section 7.1 of these rules, per- <br />mission to park fuel servicing vehicles shall be granted by a <br />permit or lease only for extraordinary circumstances and for a <br />limited period of time. <br />5.4:2.21 Fuel servicing vehicles shall use only the <br />entrance, exit, and route designated by the Airport Manager while <br />at ,the Airport. <br />5.4.2.22 A fuel servicing vehicle cargo tank shall be <br />supported by and attached to, or be apart of, the vehicle upon <br />which i.t is carried. <br />5.4.2:23. Enough,, persons shall be employed during fueling <br />operations to safely operate the fuel storage-and dispensing <br />systems and perform periodic checks and inspections essential to <br />their proper functioning. <br />5.4.2.24 Fuel will not be transferred from one fuel <br />servicing vehicle to another within 100 feet of any building, open <br />flame, sparking.-device, source of ignition, or group of people. <br />5.4.3 Bulk Plants. <br />5.4.3.1 Under no circumstances will a tank motor vehicle <br />be left unattended at a bulk plant during the loading or unloading <br />process. Loading and unloading shall not be considered complete <br />.until the delivery hose is detached from vehicle and tanks. <br />5.4.3.2 Every tank motor vehicle must have the. tank <br />grounded and the nozzle grounded before loading and unloading. <br />Rules . - 21 <br />