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phase2 Flashcards

(62 cards)

1
Q

What are the sling load references?

A

TM 4-48.09 - Multi Service Helicopter Sling Load: Basic Operations and Equipment
TM 4-48.10 - Single-Point Load Rigging Procedures
TM 4-48.11 Dual-Point Load Rigging Procedures

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2
Q

Helicopter Sling Load Method

A

The helicopter sling load method of carrying cargo and equipment overcomes many of the obstacles that hinder other modes of movement

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3
Q

Uses of Sling Loads

A
  1. Used extensively in ship to shore movement of cargo and equipment
  2. Movement of supplies and equipment over the battlefield
  3. Shore to Ship (replenishment of ships)
  4. Firepower emplacement
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4
Q

Sling Load Classifications

A

Certified
Unique
Prohibited
Suitable

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5
Q

Allowable Cargo Load (ACL) for external loads

A

UH-60A - 8,000 lbs
UH-60L - 9,000 lbs
CH-47D - 17,000 front or rear hook, 26,000 center hook, and 25,000 lb combination of front and rear

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6
Q

Advantages (6) to a sling load operation

A

Rapid movement of heavy oversized equipment or emergency items directly to the user
Multiple flight routes and landing sites to enhance sustainability and security of ground unit
Establishment of multiple landing sites to support the maneuvering unit requirements
Movement flexibility for the ground commander to accomplish the tactical mission
Bypass surface obstacles
Rapid relocation of supplies and equipment

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7
Q

What is one limitation to sling load operations

A

Atmospheric conditions (pressure, altitude, temperature, and winds) affect the helicopters lift capacity

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8
Q

What should the supported unit do prior to any sling load mission

A

they should coordinate with the aviation unit prior to any sling load mission to determine the accurate lifting capability of the helicopter

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9
Q

What factors affect the helicopter lift capacity

A

Wind
Humidity
Altitude
Temperature
Fuel

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10
Q

Cargo Hook Release

A
  • Cargo hook can be opened electronically or manually by the aircrew
  • Cargo hook can be manually released by ground crew
  • CH-47 center hook release lever is NOT accessible by ground crew. Must manually depress the spring-loaded keeper and remove apex fitting from cargo hook
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11
Q

Three units involved in sling load operations

A

Supported unit, aviation unit, and receiving unit

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12
Q

Who makes the final decision on whether the cargo will be moved

A

the PILOTs

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13
Q

What are the three phases of a sling load operation?

A

Phase 1 - Preparation and Rigging
Phase 2 - Inspection of Preparation and Rigging
Phase 3 - Sling Load Operation

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14
Q

What is the hookup team when using a static discharge wand

A

Signalman
Static Wand Person
Hookup Person

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15
Q

Where does the signalman position himself

A

He positions himself at the aircraft’s 10 o’clock or 2 o’clock position whichever is opposite of aircraft emergency area, maintaining visual contact with the pilot

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16
Q

Which two people are necessary if they have to manually open the cargo hook?

A

Hookup person and static wand person

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17
Q

Aircraft emergency area

A

determined through prior coordination with the aviation unit

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18
Q

Rendezvous area

A

NCOIC determines an area where ground crew can assemble in the event of an emergency. The rendezvous point should be opposite from the aircraft emergency area

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19
Q

What form, TM, and appendix must you inspect the load with

A

SLING LOAD INSPECTION RECORD DA Form 7382, TM 4-48.09, Appendix 1

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20
Q

What are the inspector qualifications?

A

Be in the grade of E4 or above and be a graduate of one of the following: AASLT, pathfinder, or sling load inspector certification course

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21
Q

Can units train or certfiy personnel as sling load inspectors

A

no

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22
Q

3 factors of inflight stability

A

W proper weight; min safe weight is 500lbs
A proper air speed
D proper drag surface

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23
Q

What is the least preferred method to improve inflight stability

A

reducing airspeed

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24
Q

What is a complete sling set?

A

Apex and 4 sling legs

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25
To prepare the cargo net, you must first lay it out flat on the ground. You will then place your cargo in the net so that
75% or more of the cargo is inside the load
26
stitch rule
3 consecutive stitches in a stitch line or 5 stitches that are lose or broken in a stitch area
27
10k Sling Set
APEX material and weight: aluminum, 4.5 lbs Rope color - olive drab Rope length - 12ft rope diameter - 7/8 in chain length - 8 ft # of chain links - 110-115 total weight - 52lbs each sling leg rated capacity - 2500 lbs
28
25k Sling Set
APEX material and weight - alloy steel, 10 lbs rope color - black rope length - 12 ft rope diameter - 1 1/4 inch chain length - 8 ft number of chain links - 84-88 total weight - 114 lbs each sling leg rated capacity - 6250 lbs
29
5,000 (5K) LB CARGO NET
weight - 58 lbs size - 15ft by 15ft 3 breakaways
30
10,000 (10K) LB CARGO NET
weight - 96lbs size - 18 x 18 ft 3 break aways links - 3 for 10K link count for 25k is 5
31
A-22 Cargo Bag
weight - 58 lbs max weight is 2,200 lbs link count is 3 for 10k and 5 for 25k
32
500 Gallon Collapsible Fuel Drum
drum empty weight - 275 lbs one drum max weight - 4,200 lbs
33
M1101 light tactical trailer
weight - 1,460 lbs max weight - 3,400 lbs ACL - 1,940 lbs Link count for 10k 20 front and 3 rear
34
M149 Water Trailer
Weight - 2,540 lbs Loaded weight max - 6,060 ACL - 400 gal Link count - 75F/90R - 10k Flown full or empty
35
M1097 HMMWV
weight - 5,600 lbs ACL - 4,400 lbs max weight 10,000 lbs link count: 60 front/10 rear sling set 25k
36
Shotgun configuration M1097 HMMWV
Max weight - 22,002 lbs Link count - 30,50,50,30 front/3,7,7,3 rear
37
Quadcon
1 Quadcon Empty - max wt 1,764 lbs 1 Quadcon Loaded - max wt 7,000 lbs 2 Quadcon Empty - max wt. 3,528 2 Quadcon Loaded - max for 10K sling set is 10,000 lbs and max for 25k sling set is 14,000 lbs
38
What are the 6 components of the 10/25k APEX
apex, spacer, cross pin, 3/8 in drilled bolt, cotter pin, castellated nut
39
Net Apex Fitting rated capacity
10,000lbs
40
Type XXVI nylon multi-loop lines are available in
3, 9, 11, 12, 16, and 20 feet lengths
41
Static wand is not needed when using a
reach pendant
42
Three foot apex ring rated capacity
10,000lbs
43
Type IV Connector Link rated capacity
12,500lbs
44
Pressure-sensitive tape RC
80 lbs per wrap
45
Type III Nylon RC
550 lbs
46
1/4 inch cotton webbing RC
80 lbs
47
3/8 inch hemp rope RC
3,180 lbs
48
7/16 inch nylon rope RC
4,500 lbs
49
Suitable Sling Loads
Have demonstrated acceptable static lift and flight characteristics
50
Certified
Items of equipment that have completed evaluation and testing required by the US Army Soldier Center for sling load certification
51
Unique
Equipment carried on a one time or low frequency basis - lack of sling load certification does not preclude a unit commander from carrying a load that is not certified
52
Prohibited
Items of equipment that are prohibited from sling loading as determined by each service, and are considered safety hazards if carried
53
Suitable
Have not been certified but have demonstrated acceptable static lift and flight characteristics
54
CGU-1B RC
5,000 Lb - used to secure cargo in vehicles and trailers, also used to secure tandem or shotgun loads
55
FOD
foreign object damage
56
Silver and Black Load Binders RC
5,000 lb silver - 10,000 lb black used in conjunction with the 15 foot tie down straps
57
A7A Strap RC
500 lbs used to secure cargo in vehicles or to secure to or more items together
58
Large Clevis RC and Use
RC - 12,500 lbs Use - Field expedient Apex
59
Medium Clevis
6,250 and A22 cargo bag
60
Small Clevis
6,250 lbs and used for lift point
61
5/8 inch Screw Pin
4,420 lbs and fuel blivets
62
Small Screw Pin
8,650 lb used as tie down or lift point