UPDATE 2026 /2027 DETAILED QUESTIONS AND
ANSWERS GRADED A+ / 100% ACCURATE
How many airports are in the NPIAS and what three types are
included? - CORRECT ANSWER - 3,380 airports; 1) commercial
service, 2) reliever, 3) select GA
What are the three defining characteristics of commercial service
airports? - CORRECT ANSWER - 1) open to the public 2) receive
scheduled passenger service 3) 2,500 or more enplaned passenger per
year
What type of airport has commercial service and over 10,000 annual
enplanements? - CORRECT ANSWER - Primary airport
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,Primary airports are split into 4 categories, what are they and how are
they defined? - CORRECT ANSWER - Large Hub (>1% of all US annual
enplanements); Medium Hub (0.25% to 1%); Small Hub (0.05-0.25%);
Non-Hub (10,000 to 0.05%)
How many enplanements characterize a non-primary commercial
service airport? - CORRECT ANSWER - between 2,500 and 10,000
enplanements per year
What characterizes a reliever airport? - CORRECT ANSWER - 1) open
to the public; 2) 100 or more based aircraft or 25,000 annual
operations
General aviation airports can be included in the NPIAS under what
circumstances? - CORRECT ANSWER - If they have at least 10 locally
based aircraft and are at least 20 miles from a NPIAS airport
What plan provides guidelines for an airport's capital development
over a 20-year timeframe? - CORRECT ANSWER - Master Plan
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, What is the set of drawings that shows the airport's long-term
development, updated in accordance with grant assurance number
29? - CORRECT ANSWER - Airport Layout Plans
Runway design standards are based on what three primary factors? -
CORRECT ANSWER - 1) airplane design group (wingspan); 2) aircraft
approach category (approach speed); 3) approach visibility minimums
Taxiway and taxilane design standards are based on what primary
factor? - CORRECT ANSWER - airplane design group (wingspan)
How is airplane design group determined and categorized? - CORRECT
ANSWER - Based on the aircraft's wingspan and tail height whichever
is most restrictive; 6 categories, I thru VI, where I is the
smallest/shortest and VI is the largest/tallest
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