Special Mission Aircraft

B214ST Tail Rotor Drive Shaft Coupling Misassembly

Posted by on Jun 21, 2025 in Accidents & Incidents, Helicopters, Human Factors / Performance, Maintenance / Continuing Airworthiness / CAMOs, Offshore, Oil & Gas / IOGP / Energy, Safety Management, Special Mission Aircraft, Survivability / Ditching

B214ST Tail Rotor Drive Shaft Coupling Misassembly (C-GDYZ, HTS) On 7 June 2021 Bell 214ST C-GDYZ of Helicopter Transport Services (HTS) made a forced landing 14 nm NE of Nipigon, Ontario while returning from...

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T-Bolt Trouble: Unrecorded Maintenance on US HEMS BK117C2/H145 and Loss of TR Pitch Control

Posted by on May 9, 2025 in Accidents & Incidents, Helicopters, Human Factors / Performance, Maintenance / Continuing Airworthiness / CAMOs, Safety Management, Special Mission Aircraft

T-Bolt Trouble: Unrecorded Maintenance on US HEMS BK117C2/H145 and Loss of Tail Rotor Pitch Control (Metro Aviation N191LL) On 6 March 2024 Metro Aviation Airbus BK117C2 / H145 helicopter air ambulance N191LL...

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