The Blow Investigation Bureau (AIB) bygone appear four blow and austere adventure reports, which occurred in the country amid July 2004 and August 2015.
Releasing the address on Monday at AIB address at Murtala Muhammed International Airport (MMIA), Lagos, abettor of AIB, Engr. Akin Olateru, said that the accepted administering has accomplished 52.1 per cent on advertisement of blow and austere adventure letters and 47.4 per cent of assurance recommendations back advancing onboard in January, 2017.
Olateru empiric that some of the accidents and austere incidents would accept been averted if parties complex had adhered to assurance behavior in the industry.
The letters appear by AIB included the blow involving Bristow Helicopters (Nigeria) Limited Sikorsky S-76C helicopters with the allotment cardinal 5N-BGD, which occurred on August 12, 2015 at the Oworonshoki breadth of Lagos.
The bureau additionally appear the blow address on Pan African Airlines Nigeria Ltd Bell 412 EP Helicopter with the allotment cardinal 5N-BDZ, which comatose a SEDCO Energy Platform on July 26, 2004 a few account afterwards takeoff.
Also appear were letters on two austere incidents involving an Emirates Boeing 777-200 aircraft with the allotment cardinal A6-EWD and Aero Contractors Nigeria Ltd B737-42C aircraft with the allotment cardinal 5N-BOB, which appropriately occurred in July 2015.
The Sikorsky S-76C helicopters with the allotment cardinal 5N-BGD had comatose into Oworonshoki lagoon with 12 bodies onboard, including two aggregation associates anon afore landing at Murtala Muhammed Airport, Ikeja. There were six fatalities including the two pilots, while added six bodies onboard abiding austere injuries.
The helicopter had ancient SEDCO Accurate oil rig at about 14:55hrs with an ability of one hour and thirty account advancement 3,000ft with the estimated accession at Lagos Airport at 15:36hrs, according to the aggregation advice afore abandonment from the rig.
Olateru explained that the helicopter accomplished abrupt un-commanded angle up, yaw, and cycle for about 12 abnormal until it impacted baptize at about 15:31hrs, affirmation that the pilots were neither able to accomplish any anatomy of ache alarm to Air Traffic Controllers (ATC), SEDCO Accurate rig or acquaint with the cartage afore impact.
He added, “Rescue operation was swift, alert and agitated out by bounded fishermen who were in the area. There were six fatalities, including two aggregation associates and six actively afflicted passengers. The crewmembers were recovered the afterward day. The helicopter was destroyed, but there was no post-impact fire.”
In its sole assurance recommendation, AIB brash the Sikorsky Aircraft Corporation to redesign the afflicted ascendancy pushrod accumulation by introducing wire lock or lock pins as assurance appearance amid the jam nut and the pushrod to enhance bigger aegis and safety.
On the blow involving Pan African Airlines Bell 412 EP Helicopter with the allotment 5N-BDZ, which occurred a SEDCO Energy Rig Platform on July 26, 2004, Olateru declared that the bygone Blow Investigation and Prevention Bureau (AIPB) accustomed its notification on July 28, 2004, which was 48 hours afterwards the accident.
AIB in the address acclaimed that the causal agency of the blow could not actually be bent but declared that the rostered Pilot in Command (PIC) was not the Pilot Flying (PF).
The address declared that the PF was rostered as the Pilot Monitoring (PM), abacus that the comatose helicopter had a accurate Certificate of Airworthiness (COA) at the time of the crash. In its assurance recommendation, like the Bristow Helicopters blast of 2015, AIB issued a sole advocacy of the crash.
AIB brash NCAA to ensure that aerodrome operators accommodate abounding acclimate address for helicopter operations. On the austere adventure involving an Emirates Boeing 777-200 aircraft with the allotment A6-EWD, AIB emphasised that the aircraft had an appulse with addition B737-400 aircraft acceptance to HAK Air with the allotment 5N-BOU.
The blow had occurred at Lagos Airport on July 6, 2015.
According to the report, the Emirates aircraft with 285 cartage had requested to booty off through the 18R runway, which the ATC replied that was bare at the time, but the pilot autonomous to use the 18Left aerodrome for take-off.
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