Section 139.319 14 CFR Ch. I (1-1-19 Edition) of this section, must be subject to the following conditions: (1) Procedures for, and the persons having the authority to implement, the reductions must be included in the Airport Certification Manual. (2) A system and procedures for recall of the full aircraft rescue and firefighting capability must be included in the Airport Certification Manual. (3) The reductions may not be implemented unless notification to air carriers is provided in the Airport/Facility Directory or Notices to Airmen (NOTAM), as appropriate, and by direct notification of local air carriers. (e) Vehicle communications. Each vehicle required under Section 139.317 must be equipped with two-way voice radio communications that provide for contact with at least - (1) All other required emergency vehicles; (2) The air traffic control tower; (3) The common traffic advisory frequency when an air traffic control tower is not in operation or there is no air traffic control tower, and (4) Fire stations, as specified in the airport emergency plan. (f) Vehicle marking and lighting. Each vehicle required under Section 139.317 must - (1) Have a flashing or rotating beacon and (2) Be painted or marked in colors to enhance contrast with the background environment and optimize daytime and nighttime visibility and identification. (g) Vehicle readiness. Each vehicle required under Section 139.317 must be maintained as follows: (1) The vehicle and its systems must be maintained so as to be operationally capable of performing the functions required by this subpart during all air carrier operations. (2) If the airport is located in a geographical area subject to prolonged temperatures below 33 degrees Fahrenheit, the vehicles must be provided with cover or other means to ensure equipment operation and discharge under freezing conditions. (3) Any required vehicle that becomes inoperative to the extent that it cannot perform as required by paragraph (g)(1) of this section must be replaced immediately with equipment having at least equal capabilities. If replacement equipment is not available immediately, the certificate holder must so notify the Regional Airports Division Manager and each air carrier using the airport in accordance with Section 139.339. If the required Index level of capability is not restored within 48 hours, the airport operator, unless otherwise authorized by the Administrator, must limit air carrier operations on the airport to those compatible with the Index corresponding to the remaining operative rescue and firefighting equipment. (h) Response requirements. (1) With the aircraft rescue and firefighting equipment required under this part and the number of trained personnel that will assure an effective operation, each certificate holder must - (i) Respond to each emergency during periods of air carrier operations; and (ii) When requested by the Administrator, demonstrate compliance with the response requirements specified in this section. (2) The response required by paragraph (h)(1)(ii) of this section must achieve the following performance criteria: (i) Within 3 minutes from the time of the alarm, at least one required aircraft rescue and firefighting vehicle must reach the midpoint of the farthest runway serving air carrier aircraft from its assigned post or reach any other specified point of comparable distance on the movement area that is available to air carriers, and begin application of extinguishing agent. (ii) Within 4 minutes from the time of alarm, all other required vehicles must reach the point specified in paragraph (h)(2)(i) of this section from their assigned posts and begin application of an extinguishing agent. (i) Personnel. Each certificate holder must ensure the following: (1) All rescue and firefighting personnel are equipped in a manner authorized by the Administrator with protective clothing and equipment needed to perform their duties. (2) All rescue and firefighting personnel are properly trained to perform their duties in a manner authorized by the Administrator. Such personnel must be trained prior to initial performance of rescue and firefighting duties and receive recurrent instruction 566 VerDate Sep<11>2014 08:20 May 17, 2019 Jkt 247048 PO 00000 Frm 00576 Fmt 8010 Sfmt 8010 Y:\SGML\247048.XXX 247048