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Pathfinder HLZ Study Guide
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Pathfinder HLZ Study Guide
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Pathfinder HLZ Study GuideWhat is the reference for Helicopter Landing Zones? - CORRECT ANSWER-FM
3-99 Airborne and Air Assault Operations
What are the consideration factors that contribute to the process of HLZ site
selection? - CORRECT ANSWER-Tactical Considerations and Technical
Considerations
Technical considerations are the responsibility of who? - CORRECT
ANSWER-The Pathfinder
What are the seven selection factors in reference to technical considerations? -
CORRECT ANSWER-Size of HLP (OR TDP), Landing formations, surface
conditions, obstacles, approach and departure routes, atmospheric conditions,
and type of load
What are the factors that are the basis for size of the HLP (TDP)? - CORRECT
ANSWER-(SNAP) Size/type of A/C, Night or Day operations, Atmospheric
Conditions, Pilot/unit proficiency
What is the diameter of the TDP for the OH-6, OH-58, MH-6, AH-6, and UH-72A?
- CORRECT ANSWER-25 Meters (Army Skid A/C)
What is the diameter of the TDP for the AH-1W/Z, UH-1N/Y? - CORRECT
ANSWER-35 Meters (Marine Corps Skid A/C)
What is the diameter of the TDP for the AH-64, UH-60A/LM, and SH-60? -
CORRECT ANSWER-50 Meters (All 60 series A/C)
What is the diameter of the TDP for all CH A/C to include the MV/CV-22B
(OSPREY)? - CORRECT ANSWER-80 Meters (ALL CH A/C)
What is the diameter of the TDP for ALL slingload A/C (Daytime), A/C of
unknown origin (or unreported what is enroute to you), A/C in formation utilizing
Land-Safe System? - CORRECT ANSWER-100 Meters
,What is the diameter of the TDP for all Slingload A/C using longlines? -
CORRECT ANSWER-125 Meters
What is the diameter of the TDP for all Slingload A/C (Nighttime), A/C w/ Sling
Load utilizing Land-Safe System? - CORRECT ANSWER-150 Meters
What is the TDP? - CORRECT ANSWER-Touch Down Point, the area you have
cleared of obstacles
Do Slingload A/C fly in formation? - CORRECT ANSWER-No
When referencing marking the TDP, what does the TDP distance and the
crowsfoot method tell you? - CORRECT ANSWER-TDP tells how far to walk, and
crowsfoot tells what direction to walk
If establishing a TDP between the hours of 1800 and 0559, what must you do? -
CORRECT ANSWER-Mark with light
What are the nine standard A/C formations? - CORRECT ANSWER-Trail,
staggered trail left, staggered trail right, echelon left, echelon right, heavy left,
heavy right, diamond (MOST SECURE ON THE GROUND), and vee
Which A/C formation is the most secure on the ground? - CORRECT
ANSWER-The diamond
How is the TDP distance measured? - CORRECT ANSWER-From center to
center of the TDPs
What is the distance between aircraft in flight during the day? - CORRECT
ANSWER-2 to 3 rotor disks
What is the distance between aircraft in flight during night? - CORRECT
ANSWER-3 to 5 rotor disks
Which formation do you double the distance between the first and third A/C? -
CORRECT ANSWER-Heavy left and heavy right
, True or false. You will always clear the area for the ghost ship (in heavy left or
heavy right) but you do not mark it? - CORRECT ANSWER-True
What is the formula to determine the needed usable length and width of the
HLS? (TRIANGLE) - CORRECT ANSWER-SIN(45)XDistance
What is needed usable length and for 4 CH A/C flying in trail formation? -
CORRECT ANSWER-240 Meters
What are the ideal surface conditions for a HLS? - CORRECT ANSWER-Firm
enough to support the weight of the aircraft and free of loose sand, snow, or
debris
What is a way to determine the firmness of the HLS surface? - CORRECT
ANSWER-Alabama boot stomp, heel cannot sink more than 2 inches
What are the Four "R"s of obstacles near the site? (anything that is 18 inches
high, wide, or deep) - CORRECT ANSWER-Remove, Reduce, Red (mark in red),
Radio (advise pilot)
What is considered a surface obstacle in addition to the Four "R"s? - CORRECT
ANSWER-Ground slope
True or false, It is okay to land an aircraft on a down-slope as long as you
approach from the appropriate side and from the low side. - CORRECT
ANSWER-False. NEVER land an aircraft down-slope if at all possible
What is the ground slope that all A/C can land on and no advisory is required? -
CORRECT ANSWER-7 degrees or less
What A/C MUST terminate at a hover when the slope exceeds 7 degrees? -
CORRECT ANSWER-OH and UH A/C that utilize skids for landing
True or False. All UH and OH A/C that utilize wheels and skids MUST terminate
at a hover for landing when the slope is greater than 7 degrees. - CORRECT
ANSWER-False. Only UH and OH with skids must terminate at a hover
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