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Helicopter crash in Mexico City

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Helicopter crash in Mexico City

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Old 15th Apr 2006, 15:15
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Google trasnlation;

http://translate.google.com/translat...&hl=en&ie=UTF8

Conclusion of authorities of Civil Aeronautics, after analyzing the binnacle of flight

Overweight, cause of the collapse of the Hill helicopter of Chapultepec
They determine that the pilot committed errors, like loading fuel in excess

GABRIEL LEON ZARAGOZA

Authorities of the Main directorate of Civil Aeronautics of the Secretariat of Communications and Transportes (SCT) confirmed that the overweight caused the accident of the helicopter that Saturday in the morning collapsed in the colony Forests of Hills. The unit had excess luggage and in the amount of fuel in the tank.

With base in binnacle of flight of airship and in analysis preliminary, authorities determined that accident had to pilot error Oscar Arredondo Perez, since at the moment of the takeoff the unit had in sufficient the combustible tank for two flight hours, which "is excess", if it is considered that "the pilot never settled down his route of flight" and, mainly, by the height of the city of Mexico.

Nevertheless, it will be today when the black box and the binnacle of flight (that is intact and only it presents/displays humidity by fuel) enter the Department of Investigations of the DGAC.

The authorities revealed that another element that contributed to the collapse of the helicopter was that the pilot "left graphs"; this is, that never established a relation of flight with base in the amount of passengers and its weight, the amount of gasoline that the airship had and the luggage that carried the travellers.

They clarified that the overweight of the ship and the height of the city of Mexico caused that the helicopter lost height after to have advanced 250 meters.

"By as the accident appeared, it is possible to be determined that there was omission in the revision of the flight manual to enter graphs. This procedure is basic, mainly because when is transported people or objects must consider the changes that present/display the units as far as the weight which they take and the height in which is the heliport ", needed.

They added that "it is not the first time that pilots, even experimented, like whom he had the accident, trust that heliport. Less ago than two years a helicopter Bell 206 collapsed in the same site when it tried to undertake the flight ".

With base in the binnacle, the Augusta helicopter To 109, Xa-uen matriculation, left the hangar of the Helivan company manned only with the pilot, to 8 in the morning, with destiny to the Miditel heliport.

Once he landed in the track located in Urales Mounts, seven passengers approached the ship, property of the company Vz Fligths.

The airship is of recent model, with hardly 163 flight hours; the preventive maintenance service of the first 100 flight hours had been only made him, which implies change of filters and washing of injectors, similar to the revisions of the automotive ones.

Consulted technicians referred that the manufacturers of the Augusta recommend revisions of factory every 100 flight hours, although the units can last up to thousand flight hours without revision.

According to the flight plan, the rough pilot account with ample experience. Before working in Vz Fligths it did it for Mexican Commander.

The consulted authorities said that another line that is due to investigate refers the labor pressures to which it is known are put under the pilots of the company to which the rough unit belongs. "Until the authorities we know that the wife of the owner of Vz Fligths - whose name did not need presses the pilots to make trips that leave the established thing in the flight manuals. They must obey from fear of peder their use ", affirmed.
Martin1234 is offline  
Old 15th Apr 2006, 21:44
  #22 (permalink)  
 
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I propose mandatory use of binnacles in all helicopters over 2.5 tonne , they seem to contain all the answers , does the S92 have duplex binnacles , i am sure the EH101 must have at least 3.
Seriously though what the heck is one ?.
widgeon is offline  
Old 16th Apr 2006, 04:02
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Owners wife . . . . mmmh, I flew this aircraft once with the before mentioned offending wife to Queretaro about 35 minutes from Mexico City, she begged to take more of her girlfriends, cute looking too and tempting to put all those sofisticated young women all in one helicopter.

But she took it very lightly when I told her it wasn't possible to safely take off from the building with all of them aboard, she did beg though. But a simple and firm "NO, I'M Sorry we can't do that" did the trick.

I'm sure this wasn't the problem.
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Old 17th Apr 2006, 10:55
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Originally Posted by widgeon
I propose mandatory use of binnacles in all helicopters over 2.5 tonne , they seem to contain all the answers , does the S92 have duplex binnacles , i am sure the EH101 must have at least 3.
Seriously though what the heck is one ?.
Binnacles keep helicopters from collapsing.
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Old 17th Apr 2006, 11:33
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Binnacles is a perfectly cromulent word. They stop the Helicopter turning inside out.
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Old 17th Apr 2006, 13:13
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Balancing Balls

Ah yes, the binnacles. Well if he had some nice antique ones like these http://www.antiquesofthesea.com/binnacles.html onboard, maybe the soft iron spheres, degaussing ring and balancing balls pushed the weight a tad over the limit
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