3003 W CASINO RD BLDG 45-11 2018-09-20

415-8 AIRPORT TERMINAL BUILDINGS,FUELING RAMP DRAINAGE,AND LOADING WALKWAYS 6.2.6*Any source of negative air pressure in the aircraft load- structural integrity and heat transfer characteristics so as to ing walkway shall be automatically shut down in the event of a satisfy the 5-minute exit route criteria specified in 6.1.1. fire emergency. 6.4.1.2 The test methods specified in this chapter shall be 6.2.7 Any door in the egress path through the loading walk- applicable to assemblies of units and to composite assemblies way to the terminal building shall swing in the direction of of structural materials for aircraft loading walkways,including egress from the aircraft toward the terminal building and shall walls,girders,beams, slabs,and composite slab and beam as- be equipped with panic hardware on the aircraft side. semblies for floor and walls either tested individually as floor 6.2.8*Where loading walkways are provided, the walkway,in- or wall panels or as a complete assembly.Also, they shall be cluding the bumpers, curtains,and canopies, shall be seated applicable to other assemblies and structural units that consti- according to the manufacturer's instruction and training tute permanent integral parts of a finished aircraft loading whenever the walkway is in service. walkway. 6.2.9 Cab and Rotunda Slat Curtains. 6.4.1.3 The condition of acceptance for tests specified in this 6.2.9.1 Cab slat curtains and rotunda slat curtains shall meet section for aircraft loading walkways shall be documented by one the requirements of 6.4.8 by one of the following methods: of the methods in 6.4.1.3.1 and 6.4.1.3.2.Such submittals shall be subject to acceptance by the authority having jurisdiction. (1) Intrinsic structural features (2) Fire-resistive coatings 6.4.1.3.1 Tests shall be conducted in accordance with the re- (3) Automatically activated water cooling systems in accor- quirements and procedures of Section 6.4. dance with 6.5.2 6.4.1.3.2 Evidence of compliance shall be permitted to be (4) Automatically activated fire curtains achieved by other methods such as modeling,calculation,or (5) Local application of a foam system in accordance with testing.The submitter must show that the method used proves 6.5.3 under the cab and rotunda that is automatically ac- that components achieve a level of fire safety at least equal to tivated and covers an area extending 15 ft(4.6 m)beyond that produced by the procedure in Section 6.4. the perimeter of the cab and rotunda. This shall super- sede the 10 ft (3 m) criteria of 6.5.3. 6.4.1.4 The tests shall register performance during the re- quired period of exposure and shall not be construed as hav- 6.2.9.2 When the rotunda is located more than 50 ft(15 m) ing determined suitability for use after fire exposure. from the fuel fill or fuel vent point of aircraft and the rotunda slot curtain is of noncombustible construction, 6.2.9.1 shall 6.4.2 Tune-Temperature Curve to Be Used. The conduct of not apply. fire tests of materials and construction shall be controlled by 6.2.10 Emergency Lights. Emergency lights shall be installed the time-temperature curves in Figure 6.4.2 and Table 6.4.2. in all aircraft loading walkways in accordance with NFPA 101, 6.4.3 Furnace Temperatures. Life Safety Code. 6.4.3.1 The temperature fixed by the curve shall be deemed 6.2.11* The minimum obstruction-free width of walking sur- to be the average temperature obtained from the readings of face shall be 36 in. (914 mm). Changes in elevation between not fewer than nine thermocouples for a floor or wall section. telescoping sections of the loading walkway's walking surface The thermocouples shall be symmetrically located and distrib- shall not exceed 1 in 20 slope when the loading walkway is uted to show the temperature near all parts of the sample and level.Existing loading walkways shall be permitted to be con- shall be partially enclosed in porcelain tubes S/4 in. (19 mm)in tinued in service. outside diameter and 1/8 in. (3 mm) in wall thickness,with a 6.3 Materials. minimum exposed length of thermocouple wires of 11/s in. (38 mm).The exposed length of the pyrometer tube and ther- 6.3.1 Exterior surfaces of floors,roofs,walls,and load-bearing mocouples in the furnace chamber shall be not less than 12 in. structural members shall be constructed entirely of materials or (305 mm). Other types of thermocouples or pyrometers that composite assemblies that maintain the structural integrity and under test conditions give the same indications as those speci- heat transfer characteristics needed to meet the requirements fied herein within the limit of accuracy that applies for real- specified in 6.1.1 and Section 6.4. time furnace temperature measurements shall be permitted 6.3.2 Flexible closures,canopies,wipers,and weather-sealing to be used. devices shall be subjected to the accelerated weathering pro- 6.4.3.1.1 For floor sections,the junction of the thermocouples cedures specified in 6.3.2.1, after which they shall meet the shall be placed 12 in.(305 mm)away from the exposed surface of requirements of 6.4.7 or 6.4.10 of this standard,as applicable. the sample at the beginning of the test and during the test shall 6.3.2.1 Specimens shall be exposed for 100 hours using the not touch the sample as a result of its deflection. apparatus and procedure specified in AATCC Test Method 111A,"Water Resistance—Sunshine Arc Lamp Exposure with 6.4.3.1.2 For walls, the thermocouples shall be placed 6 in. (152 mm) away from the exposed face of the sample at the Wetting." beginning of the test and shall not touch the sample during 6.3.3 The manufacturer shall provide, in writing, the antici- the test as a result of its deflection. pated service life expectancy of components that contribute to fi safe 6.4.3.2 The temperatures shall be measured and reported at 6 Fire Tests. intervals not exceeding 15 seconds. 6.4.1 F' Tests. 6.4.3.3 The accuracy of the furnace control shall be such that at any given time the temperature obtained by averaging the 6.4.1.1 Tests shall be conducted to establish the performance results from the pyrometer readings shall not be less than of materials and methods of construction and to verify their 90 percent of the temperature curve shown in Figure 6.4.2. 2008 Edition