S-92A Night Approach Mode Awareness Incident
An S-92A received a TAWS warning during a night approach to a drilling rig after an undetected mode selection.
S-92A Night Approach Mode Awareness Incident Read Post »
Attention on Engine Shop Assembly of a S-92A CT7-8 after North Sea IFSD
A CT7-8 IFSD: 12 T-bolts fractured, disconnecting the compressor from the GGT. Investigators examined the engine’s last shop visit in Spain.
Attention on Engine Shop Assembly of a S-92A CT7-8 after North Sea IFSD Read Post »
AW139 Loss of Control Climbing Away from SAR Exercise
Spatial disorientation, intermittent collective FTR use & impaired SA culminated in descending to <150 ft while trying to climb away.
AW139 Loss of Control Climbing Away from SAR Exercise Read Post »
B214ST Tail Rotor Drive Shaft Coupling Misassembly
A maintenance error resulted in a loss of TR drive on a firefighting B214ST. We look at three airworthiness related incidents with the same airframe in UKCS offshore operations.
B214ST Tail Rotor Drive Shaft Coupling Misassembly Read Post »
CHC Sikorsky S-92A Seat Slide Surprise(s)
Failure to learn? In 2010 an Aircraft Commander was left ‘hanging’ after seat components omitted during maintenance. It reoccurred just 3.5 years later.
CHC Sikorsky S-92A Seat Slide Surprise(s) Read Post »
UK CAA HOFO ACAS Rulemaking 2025 & a 2004 Tornado / AS332L Airprox
UK CAA are proposing making ACAS II mandatory for offshore helicopters: we look back to the 2004 incident that prompted a demonstration that ACAS II was practical for helicopters.
UK CAA HOFO ACAS Rulemaking 2025 & a 2004 Tornado / AS332L Airprox Read Post »
S-76D Loss of Control on Approach to an Indian Drilling Rig
A low time on type crew lost control while distracted. Everyone escaped but 4 died in the water due to poor briefings and inadequate rescue capability.
S-76D Loss of Control on Approach to an Indian Drilling Rig Read Post »
29 Seconds to Impact: A Fatal Night Offshore Approach in the Irish Sea
A loss of control on approach to a helideck at night that completes a trilogy of case studies where visual cueing at offshore platforms is believed to have been a significant factor.
29 Seconds to Impact: A Fatal Night Offshore Approach in the Irish Sea Read Post »
Loss of Sikorsky S-76C+ 5N-BQG of Eastwind Off Nigeria 24 October 2024
NSIB Preliminary Report issued: helicopter diverting after encountering poor visibility.
Loss of Sikorsky S-76C+ 5N-BQG of Eastwind Off Nigeria 24 October 2024 Read Post »
An Air Traffic Control Assisted H-60 Collision
Brown Field ATC cleared two H-60s to land on a runway underrun despite them being over the paving weight limit, then asked one to go around and it collided with the other. Everyone survived.
An Air Traffic Control Assisted H-60 Collision Read Post »
CHC Scotia AS332L Rollover on West Navion Helideck After Loss of Dynamic Positioning
A loss of drillship DP and poor bridge display ergonomics. Two more CHC serious helideck ‘sudden departure’ incidents follow within 38 months.
CHC Scotia AS332L Rollover on West Navion Helideck After Loss of Dynamic Positioning Read Post »
Night Deck Landing Accident While Training off Brazil
We look at the 2024 CENIPA report into a 2021 night deck training accident off Brazil.
Night Deck Landing Accident While Training off Brazil Read Post »
Dramatic AW139 Accident at Houma: Skillful Recovery from a Latent Production Defect
Exemplary airmanship after a production defect, dormant for 11 years emerged. We look at human centred design and a ‘scary version’ of current supply chain issues.
Dramatic AW139 Accident at Houma: Skillful Recovery from a Latent Production Defect Read Post »
Two Offshore Passengers in GOM Survive Single Pilot Fatal Incapacitation
Despite a slow emergency response, 2 passengers survive after pilot incapacitated 2 weeks after a Class 1 medical. Second fatal pilot incapacitation in GOM in 2022.
Two Offshore Passengers in GOM Survive Single Pilot Fatal Incapacitation Read Post »
Fatal Offshore S-76C++ LOC-I & Water Impact Brazil 2022: CENIPA Investigation
The Aircraft Commander / Instructor died after a water impact during the first flight of a command course following a loss of control on approach to a NUI.
Fatal Offshore S-76C++ LOC-I & Water Impact Brazil 2022: CENIPA Investigation Read Post »
HESLO R44 Snagged by its Own Longline
An inappropriate hook snags on a railing during solo R44 HESLO at an oil & gas site in Canada.
HESLO R44 Snagged by its Own Longline Read Post »
Night Offshore Helicopter Approach Water Impact
A night visual approach resulted in illusions that resulted in a water impact. Everyone on board was rescued but not before highlighting many survivability & SAR enhancements, as well as triggering improved helideck lighting and TAWS improvements.
Night Offshore Helicopter Approach Water Impact Read Post »
Night Offshore Take-Off Loss of Control Incident Norway
A 40s loss of control occurred during the transition from visual to instrument flight during a disorientating night offshore TO without an external horizon.
Night Offshore Take-Off Loss of Control Incident Norway Read Post »
Investigation into B212 Accident off UAE 7 September 2023
We look at the accident investigation into a night offshore B212 accident.
Investigation into B212 Accident off UAE 7 September 2023 Read Post »
Oil & Gas Aerial Survey Aircraft Collided with Communications Tower
TSB suggest glare from the sun prevented visual detection of a communications tower by a C172 survey crew.
Oil & Gas Aerial Survey Aircraft Collided with Communications Tower Read Post »
Poor Contracting Practices and a Canadian Helicopter HESLO Accident
An underslung load strikes a tail boom and when jettisoned damages a tail rotor. But this case study really highlights how poor contracting practices drive up risk and how to avoid that.
Poor Contracting Practices and a Canadian Helicopter HESLO Accident Read Post »
Urgent Exit Required: A Helideck Incident
An offshore helicopter almost hit a vessel’s superstructure during an immediate departure when on the verge of a dynamic rollover. We look at the value of HMS repeater lights.
Urgent Exit Required: A Helideck Incident Read Post »
CHC S-92A Offshore Landing Obstacle Strike: CENIPA Report
A desire for a PICUS to perform a landing to gain experience resulted in a sub-optimal approach direction being selected.
CHC S-92A Offshore Landing Obstacle Strike: CENIPA Report Read Post »
Fatal GOM B407 Offshore Take Off Accident: Safety, Helideck & SAR / Emergency Response Questions
The NTSB Preliminary Report is issued on what was the second RLC accident in 2 weeks.
Dornier 328-100 Crossed Apron During Runway Excursion
Fortuitously no aircraft were struck as this Do328 TP left the runway, crossed the airport apron and stopped 3 m from the boundary fence by a hangar. The AIB report identifies a PCU failure but focuses on the crew response rather than the PCU defect.
Dornier 328-100 Crossed Apron During Runway Excursion Read Post »