AIM Chapter 2 Lights and Visual Aids Flashcards
Lights and Visual Aids
Three bar VASI provides glide slope indications at what approach angles?
3 degrees and 1/4 degree higher
2-1-2(a)(2)
The upper glide path for a tri color VASI is intended for whom?
Use only by high cockpit aircraft
2-1-2(a)(2)
How far out is a VASI visible during the day? At night?
3-5 miles day
20 miles night
2-1-2(a)(4)
How far is a PAPI visible during the day? At night?
5 miles day
Up to 20 at night
2-1-2(b)
How far out does a VASI provide obstruction clearance?
+/-10 degrees of runway centerline out to 3.4sm
A PAPI provides how much obstruction clearance?
+/-10 degrees and 4sm
2-1-2(b)
2 bar VASI above, on, below glideslope indication
White over white
Red over white
Red over red
Figure 2-1-2
Tricolor VASI useful range
1/2-1 mile day
5 miles night
2-1-2(c)
Tricolor VASI above, on, slightly below and below glideslope indication
Amber
Green
Amber
Red
2-1-2(c)
Useful range of pulsating VASI
4 miles day
10 miles night
2-1-2(d)
Pulsating VASI above, on, slightly below, below glideslope indication
Pulsating white
Steady white
Steady red
Pulsating red
2-1-2(d)
Useful range for Alignment of Elements approach path system
3/4 miles
2-1-2(e)
What is the purpose of REIL
Provide rapid and positive identification of the approach end of a particular runway
2-1-3
REIL
Runway End Identifier Lights
Pair of synchronized flashings lights located laterally on each side of the runway threshold
2-1-3
PAPI indications
High- 4 white Slightly high- 3 white, 1 red On glide slope- 2 red, 2 white Slightly low- 1 white, 3 red Low- 4 red Figure 2-1-5
HIRL
High Intensity Runway Lights
2-1-4(a)
MIRL
Medium Intensity Runway Lights
2-1-4(a)
LIRL
Low Intensity Runway Lights
2-1-4(a)
What color are runway lights?
White until the last 2,000’ or second half of the runway, whichever is less, then yellow/amber
2-1-4(b)
How far apart are runway centerline lights?
50’
2-1-5(a)
What color are Runway Centerline Lights?
White until the last 3000’
Alternating red and white until the last 1000’
Red for the last 1000’
2-1-5(a)
Describe Touchdown Zone Lights
Two rows of transverse light bars disposed symmetrically about the runway centerline. They are steady burning white lights 100’ from the threshold and extend to 3,000’ or the midpoint whichever is less.
2-1-5(b)
What color are Taxiway Centerline Lead-off Lights? Where are they located?
Alternate green and yellow lights, beginning with green from the runway centerline to one center line light position beyond the runway holding position.
2-1-5(c)
What color are Land and Hold Short lights? Where are they located?
Row of pulsing white lights installed across the runway at the hold short point
2-1-5(e)
Two bar VASI installations provide a visual glide path set at ______ degrees
3 degrees
2-1-2(a)(2)
RWSL
Runway Status Light System
Automated system that provides information to pilots when it is unsafe to enter, cross, takeoff from, or land on a runway
2-1-6
When using pilot controlled lighting, how long are the lights illuminated for?
15 minutes from the most recent time of activation
2-1-9(b)
How do you activate the highest intensity lighting?
7 clicks in 5 seconds
Table 2-1-3
How do you activate medium intensity lighting?
5 clicks in 5 seconds
Table 2-1-3
How do you activate the lowest intensity lighting?
3 clicks in 5 seconds
Table 2-1-3
What is the suggested procedure for pilot controlled lighting?
Initially 7 clicks, then adjust when overflying or just prior to entering the final segment of an approach
2-1-9(c)
Beacons for airports, landmarks and Federal airways flash ______ per minute
24-30 times per minute
2-1-10(a)(1)
Beacons for heliports flash _______ per minute
30-45 times per minute
2-1-10(a)(2)
Color of land airport beacon
White and Green
2-1-10(b)(1)