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ASN Wikibase Occurrence # 224574
Last updated: 11 October 2021
This information is added by users of ASN. Neither ASN nor the Flight Safety Foundation are responsible for the completeness or correctness of this information. If you feel this information is incomplete or incorrect, you can submit corrected information.

Type:Silhouette image of generic B06 model; specific model in this crash may look slightly different
Bell 206L-3 LongRanger III
Owner/operator:Sociedad Aeronáutica de Santander (SASA)
Registration: HK-3312
MSN: 51211
Fatalities:Fatalities: 0 / Occupants: 1
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Location:Vereda El Socorro, Sabanalarga, Antioquia -   Colombia
Phase: En route
Nature:External load operation
Departure airport:
Destination airport:
Investigating agency: Aerocivil
The helicopter was transporting 804 lbs. of cargo using a long sling. In the final approach phase to Sabanalarga, the Bell 206 lost altitude and impacted the ground.
As a consequence of the impact against the ground, the helicopter suffered a dynamic rollover and significant structural damage.
The Pilot, as the only occupant, left the aircraft unharmed.

Probable Cause(s):
Hard landing originating from sudden and inadvertent loss of altitude during approach, caused as a result of the helicopter entering an aerodynamic sink condition with power.
Contributing factor:
Fluctuating wind conditions in the surrounding area, related to orographic turbulence and thermal turbulence, were contributing factors to the accident.

Sources: (photo)

Accident investigation:
Investigating agency: Aerocivil
Status: Investigation completed
Duration: 1 year and 9 months
Download report: Final report


Photo of HK-3312 courtesy

Medellín - Enrique Olaya Herrera (SKMD / EOH)
9 March 2008; (c) Streep

Revision history:

01-May-2019 20:36 Captain Adam Added
01-May-2019 22:50 RobertMB Updated [Aircraft type, Registration, Cn, Location, Nature]
05-May-2019 16:47 RobertMB Updated [Operator, Source]
11-Feb-2021 14:21 harro Updated [Time, Location, Nature, Narrative, Category, Accident report]

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