What does the ARFF index mean?
United States ARFF Index A includes aircraft less than 90 feet in length. Index B includes aircraft at least 90 feet but less than 126 feet in length. Index C includes aircraft at least 126 feet but less than 159 feet in length. Index D includes aircraft at least 159 feet but less than 200 feet in length.
What determines ARFF index?
An index is assigned to each FAA Part 139 certificate holder based on a combination of the air carrier aircraft length and the average number of daily departures. If the longest air carrier aircraft at the airport has five or more average daily departures, the matching index is used.
How much water does an ARFF hold?
“The operator has the option of using water, dry chemical, or both agents simultaneously.” Schamle says the Ford F-550 ARFF truck carries up to 300 gallons of water and has a 500-pound dry chemical tank with dual 400-cubic foot nitrogen bottles.
How is an airport’s ARFF index determined what are the ARFF requirements of an airport based on its index?
The FAA calculates the ARFF index (five possible indexes) by considering the length of aircraft and the average daily departures of aircraft: “If there are five or more average daily departures of aircraft in a single index group serving that airport, the longest aircraft with an average of five or more daily …
Why are airport firetrucks yellow?
As safety is paramount at an airport, any potential reduction in the number of incidents (however small) should be utilized. Airport fire trucks are therefore painted lime-yellow so that they are more visible and are thus less likely to be in an accident themselves.
What is aircraft response time?
Airport Rescue and Firefighting Services (ARFFS) must achieve the response time of two minutes and not exceeding three minutes to the end of each runway, as well as any other part of the movement area, in optimum conditions of visibility and surface conditions.
What is aircraft response?
Generally, a positive control action by the pilot gives rise to a positive aircraft response, whereas a positive control surface displacement gives rise to a negative aircraft response. Thus.
Why are airport fire engines green?
A 2009 study by the U.S. Fire Administration (USFA), a division of the Federal Emergency Management Agency (FEMA), also concluded that fluorescent colors, including yellow-green and orange, are easiest to spot in daylight. Researchers (and volunteer firefighters) Stephen S.