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PATHFINDER HLZ > HLZ (HELICOPTER LANDING ZONE) > Flashcards

HLZ (HELICOPTER LANDING ZONE) Flashcards

1
Q

Pathfinder Operations Reference

A

FM 3-21.38

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2
Q

Airborne and Air Assault Operations Reference

A

FM 3-99

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3
Q

What are the consideration factors that contribute to HLZ site selection?

A

Tactical and Technical Considerations

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4
Q

What is Tactical Considerations?

A

Considerations that pertain to the actual mission of the unit being moved.

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5
Q

What is Technical Considerations?

A

Considerations that pertain to the technical part of selection and operation of a day or night HLZ. Pathfinder’s responsibility.

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6
Q

What are the Seven Selection Factors?

A
  • Size of HLP (Helicopter Landing Point) / TDP (Touch Down Point)
  • Landing formations
  • Surface conditions
  • Obstacles
  • Approach and departure routes
  • Atmospheric conditions
  • Type of load
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7
Q

What are the four factors when considering the size of a HLP/TDP?

A

(SNAP)
- Size / Type of Aircraft
- Night or Day operation
- Atmospheric conditions
- Pilot / Unit proficiency

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8
Q

What is the distance between aircraft in flight during the day?

A

2 to 3 rotor disks

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9
Q

What is the distance between aircraft in flight during the night?

A

3 to 5 rotor disks

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10
Q

What are the ideal surface conditions for a HLS?

A

Firm enough to support the weight of the aircraft and free of loose sand, snow, or debris

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11
Q

All obstacles must be

A

(FOUR R’s)
- Remove
- Reduce
- Red (mark in red)
- Radio (advise pilot)

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12
Q

All aircraft can land where ground slope measures

A

007 degrees or less and no advisory

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13
Q

At what slope do OH & UH aircraft that utilize skids for landing must terminate at a hover?

A

Slope exceeding 007 degrees

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14
Q

At what slope do large UH & CH aircraft that utilize wheels for landing, are issued an advisory, and they will land upslope?

A

Slope measuring between 007 and 015 degrees

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15
Q

At what slope must all aircraft terminate at a hover?

A

Slope exceeding 015 degrees

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16
Q

Approaches and departures are made along the ___________.

A

Long Axis of the HLS

17
Q

Crosswind speed?

A

0-9 Knots

18
Q

Tailwind speed?

A

0-5 Knots

19
Q

What are the atmospheric conditions?

A

(HAT)
- Humidity
- Altitude
- Temperature

20
Q

What are the four types of loads?

A
  • Equipment
  • Personnel
  • Internal
  • External
21
Q

When determining the land heading, how do you prioritize?

A
  • Long axis of the site
  • Wind direction and speed
  • slope at the site
22
Q

What must you consider when placing the GTA (Ground to Air communications)?

A
  • Good 360-degree observation of the site
  • Not placed inside a cleared area
  • Opposite the CCP
23
Q

What angle do you approach the UH-1 helicopter?

A

045 degrees off the front of the aircraft

24
Q

What angle do you approach the UH-60 helicopter?

A

Directly from the sides

25
Q

When using the rear ramp on helicopters (CH-47, CH-46, and MV-22B) what angle do you approach from?

A

045 degrees off the rear of the aircraft

26
Q

At what angle do you approach a CH-53 helicopter?

A

Right rear

27
Q

What direction must individual weapons be oriented in?

A

Muzzle up on the UH-1 and Muzzle Down on all other aircraft

28
Q

How many emergency exits does the UH-1 have?

A

4 total: 2 Pilot doors, 2 troop doors

29
Q

How many emergency exits does the UH-60 have?

A

6 total: 2 Cockpit doors, 2 troop cargo door windows, 2 gunner windows

30
Q

How many emergency exits does the CH-47 have?

A

11 total: 3 Primary (Ramp/Doors), 8 Secondary (Windows)

31
Q

How many emergency exits does the MV-22B have?

A

6 total: 1 Crew door, 1 Ramp, 2 Pilot windows, 2 blow-out windows

32
Q

How many emergency exits does the OH-58 have?

A

2 Both Crew doors

33
Q

What are the three preferred landing formations in desert and winter operations?

A

Echelon Left and Right, and Trail

34
Q

Which two aircraft have the Land-Safe System?

A

UH-60M and CH-47F

35
Q

What is the Land-Safe System?

A

Assists the pilot in landing where the ground is difficult to see

PATHFINDER HLZ (6 decks)

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