In Re Air Crash Disaster At Mannheim Germany On 9/11/82.

769 F.2d 115
CourtCourt of Appeals for the Third Circuit
DecidedJuly 25, 1985
Docket84-1446
StatusPublished
Cited by39 cases

This text of 769 F.2d 115 (In Re Air Crash Disaster At Mannheim Germany On 9/11/82.) is published on Counsel Stack Legal Research, covering Court of Appeals for the Third Circuit primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
In Re Air Crash Disaster At Mannheim Germany On 9/11/82., 769 F.2d 115 (3d Cir. 1985).

Opinion

769 F.2d 115

54 USLW 2051, Prod.Liab.Rep.(CCH)P 10,598

In re AIR CRASH DISASTER AT MANNHEIM GERMANY ON 9/11/82.
Ursula J. SCHOENBORN, as Executrix of the Estate of Leon
Edward Schoenborn, Deceased,
v.
The BOEING COMPANY.
Appeal of The BOEING COMPANY.

No. 84-1446.

United States Court of Appeals,
Third Circuit.

Argued March 21, 1985.
Decided June 28, 1985.
As Amended July 15, 1985.
Rehearing Denied July 25, 1985.

F. Hastings Griffin, Jr. (Argued), E. David Chanin, Dechert Price & Rhoads, Philadelphia, Pa., Steven S. Bell, Barry J. Reingold and Perkins Coie, Seattle, Wash., for appellant.

Mark Alan Corchin, Mesirov, Gelman, Jaffe, Cramer & Jamieson, Philadelphia, Pa., for appellee Ursula J. Schoenborn, et al.

Philip Silverman, Juanita M. Maadole, Speiser, Krause & Madole, Washington, D.C., for appellee Birgit Brock, et al.

James J. McCarthy (Argued), Magana, Cathcart, McCarthy & Pierry, Los Angeles, Cal., Joseph H. Reiter, Stassen, Kostos & Mason, Philadelphia, Pa., for appellee.

Before HUNTER and GARTH, Circuit Judges, and GERRY, District Judge*.

OPINION OF THE COURT

GARTH, Circuit Judge.

This appeal requires us once again to explore the parameters of the government contractor defense in product liability actions involving an alleged design defect. See Koutsoubos v. Boeing Vertol, 755 F.2d 352 (3d Cir.1985); Brown v. Caterpillar Tractor Co., 741 F.2d 656 (3d Cir.1984).

Plaintiffs in this action are the survivors and personal representatives of servicemen who died in the crash of a Boeing-Vertol helicopter near Mannheim, West Germany, on September 11, 1982. In answering special interrogatories, a jury found Boeing liable to the plaintiffs. Because we find that the government contractor defense applies to this claim and that the district court erred in submitting the case to the jury, we reverse and remand the case for entry of judgment notwithstanding the verdict in favor of Boeing-Vertol.

I.

On September 11, 1982, a helicopter crashed near Mannheim, West Germany. The helicopter, a U.S. Army CH-47C "Chinook" (No. 22292), was manufactured and assembled in Pennsylvania by Boeing-Vertol, a division of Boeing. As a result of the accident, all forty-six crew members and passengers on board were killed.

On the date that the accident occurred. Helicopter 22292 was carrying a number of British, French, and German parachutists who planned to jump when the helicopter reached an altitude of 12,000 feet. At approximately 10,500 feet, the helicopter began to descend and notified ground control that it was returning for landing. The helicopter's pilot stated that he had heard a noise from the rear of the craft and that a flicker had been observed on the master caution panel. At between 800 and 1,000 feet, pieces of the helicopter then began to fall, including the aft (rear) rotor blades, followed by the aft transmission. The helicopter then turned 180 degrees, lost airspeed and fell vertically. It exploded and burned on impact.

An understanding of the mechanics of the helicopter transmission is essential to an understanding of the issues raised in this case. Helicopter 22292 was a tandem-rotor helicopter on which the paths of the forward and aft rotor blades intersected. To ensure proper flight, all components of the drive system that transmitted power to the forward and aft rotor blades had to be synchronized.

Power from engines in the rear of the aircraft was transmitted to the forward and aft transmissions through a drive train consisting of aluminum shafts linked to each other by flexible couplings suspended within a protective tunnel along the top of the helicopter airframe. These shafts, which linked together, formed the synchronizing or "sync" shaft which rotated at a constant speed. The design clearance between the sync shaft and the tunnel floor was 0.5 inches, plus or minus normal manufacturing tolerances. This clearance was uniform throughout the tunnel, including at Station 120, the point at which the sync shaft fractured due to contact and friction.

The forward-most section of the sync shaft was connected to the pinion shaft. The pinion shaft, a thick steel cylinder with a gear on the forward end, meshed with the main transmission gears that drive the forward rotor blades. The pinion shaft was held in place within the transmission by three sets of steel bearings which, in normal operation, permitted the pinion to move no more than .0081 of a degree from dead center. The pinion bearings required adequate lubrication to function properly.

Post-accident investigation suggested the following sequence of events: (1) the pinion assembly of the forward transmission failed due to insufficient lubrication because of clogged oil jets; (2) the forward synchronizing driveshaft was severed by contact with an airframe bulkhead; and (3) the forward rotor blades struck and severed the aft rotor blades.

Helicopter 22292 was built by Boeing under a 1974 government contract. Helicopters of the Chinook type were first developed by Boeing and the Army in the 1960's. Boeing developed the CH-47 design in response to Army mission and performance requirements. The Army approved the design, inspected prototypes, implemented design changes, then approved the design for production in the early 1960s. In 1966, two prior accidents involving Chinook helicopters (Nos. B-67 and B-75) were investigated by both the Army and Boeing. In each instance, Boeing concluded that lubrication starvation caused bearing failures which, in turn, caused the pinion shaft to be displaced. This displacement resulted in the ultimate failure of the synchronizing shaft. As a consequence of these investigations, Boeing suggested multiple design changes in the forward transmission system.1 The Army approved certain changes, but rejected a proposed change which would have provided a separate oil line leading to the pinion bearings and equipped with a fine mesh screen to filter out particles (Engineering Change Proposal (ECP) 422) (see note 1C below).

As a result of the Mannheim crash, numerous actions were brought against Boeing by foreign and American personal representatives and next-of-kin.2 The asserted theories of liability included breach of warranty, negligence, and strict liability under section 402A of the Restatement (Second) of Torts. By order of October 25, 1983, the District Court for the Eastern District of Pennsylvania consolidated all cases for purposes of trial on the issue of liability. In Re Air Crash Disaster at Mannheim, Germany, 575 F.Supp. 521 (E.D.Pa.1983). The court further decided that Pennsylvania law would control all issues of liability in all cases and that, with respect to the foreign plaintiffs' damage claims, Pennsylvania law would also govern.

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