FM 4-20.102 - ANSWERAirdrop of Supplies and Equipment: Rigging Airdrop Platforms
3 essential elements involved in sling load operations - ANSWERSupported Unit
Supporting Unit (aviation unit)
Receiving Unit
What is the purpose of the Supported Unit? - ANSWER-Advance coordination with the
supporting unit
-Actual rigging of the loads
-Furnishing all equipment
-Ensuring all loads are properly rigged and do not exceed the Allowable Cargo Load
(ACL)
What is the purpose of the Supporting Unit? - ANSWER-Ensure that loads fall within the
transporting aircraft's ACL
-Provides assistance in the recovery and return of sling-load equipment
-Establish coordination with the supported and receiving units
What is the purpose of the Receiving Unit? - ANSWER-Selecting, preparing and
controlling the LZ
-Receiving and de-rigging the load
Provide the return of lifting equipment and or personnel.
What are the three types of loads? - ANSWERHigh Density
Low Density
Aerodynamic
High Density - ANSWER-Offers the best stability
, Low Density - ANSWER-Offers the least stability
Aerodynamic - ANSWER-This load is unstable until the load is streamlined
What is the Allowable Cargo Load (ACL)? - ANSWER-The maximum load capacity for a
particular mission and determines what the helicopter can lift.
What is the ACL based on? - ANSWER-Type of aircraft
-Age of the airframe
-Pilot experience
-Altitude above sea level
-Temperature
-Humidity
-Aviation unit's SOP
ACL of the UH-1 (Iroquois) - ANSWER5,000LBS
ACL of the UH-60A (Blackhawk) - ANSWER8,000LBS
ACL of the UH-60L/M (Blackhawk) - ANSWER9,000LBS
ACL of the CH-47 (Chinook) - ANSWERCenter Cargo Hook: 26,000LBS
Fore/Aft Hooks Individually: 17,000LBS
Fore/Aft Hooks Combined: 25,000LBS
ACL of the CH-53E (Super Stallion) - ANSWER32,000LBS
ACL of the CH-46A/D/E (Sea Knight) - ANSWER10,000LBS
Which aircraft can take any type of attachment? - ANSWERCH-47
When attaching loads of different weights to multiple cargo hooks on the CH-47, the
heaviest load goes: - ANSWER-On the center cargo hook
When attaching loads of different weights to multiple cargo hooks on the CH-47, the
next heaviest load goes: - ANSWER-On the forward cargo hook
When attaching loads of different weights to multiple cargo hooks on the CH-47, the
least heaviest load goes: - ANSWER-On the aft cargo hook
When attaching loads that are being flown to different destinations to multiple cargo
hooks on the CH-47, the first load to be delivered (and lightest) is placed on the
_______ cargo hook? - ANSWERAft
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