Pathfinder Operations Flashcards
What FM covers pathfinder operations
FM 3-21.38
What is pathfinder operations
To provide navigational assistance and air traffic advisories to army aircraft that encompass selecting improving, marking, and controlling PZ and LZ that supports any phase of an AASLT or ground operation
What are the three phases of PZ and LZ operations
Selection
Marking
Controlling
What are the first step in establishing the LZ and PZ
Establish GTA
What is a landing site
One or more landing points (must have control facilities)
What is a landing zone
One or more landing sites ( may or may not have control facilities)
How many flying formations are there
9
What is the most secure flying formation
Diamond
What is the TDP cleared diameter distance for OH58
Size 1 25 meters
What is the TDP cleared diameter distance for UH1H
Size 2. 35 meters
What is the TDP cleared diameter distance for UH60
Size 3. 50 meters
What is the TDP cleared diameter distance for CH47
Size 4. 80 meters
What is the TDP cleared diameter distance for S/L aircraft or UNK
Size 5. 100 meters
What is the TDP cleared diameter distance for an AC with extended long line
Size 6. 125 meters
What is the TDP cleared diameter distance for a S/L at night with NVGs
Size 7. 150 meters
What are the flying formations
Trail Echelon left Echelon right Heavy left Heavy right Staggered trail left Staggered trail right Vee Diamond
What slope can skid helicopters not land on
Anything that exceeds 7 degrees
What does the acronym HAT stand for
Humidity
Altitude above sea level
Temperature
What is the rule when dealing with an obstable
If it’s over 18” do the 4 Rs
10:1 ratio
At what knots can an AC land into a side rail wind
0-5 knots
At what knots can an AC land into crosswinds
6-9 knots
What are the four R when dealing with an obstacle
Remove
Reduce
Red
Radio
Where is the first TDP set up
At the edge of the unusable
What is the dimension of an inverted Y
7m from direction light to base light
14m from baselight back to TDP
14m from left and right stem lights intersecting the TDP