Air EVAC EMS v. Aeronautical Access.

CourtCourt of Appeals for the Eighth Circuit
DecidedSeptember 5, 1997
Docket96-3605
StatusUnpublished

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Bluebook
Air EVAC EMS v. Aeronautical Access., (8th Cir. 1997).

Opinion

United States Court of Appeals FOR THE EIGHTH CIRCUIT

___________

No. 96-3605 ___________

* Air Evac EMS, Inc. * * Appellee, * * Appeal from the United States v. * District Court for the Western * District of Missouri Aeronautical Accessories, * Inc., Edwards & Associates, * [UNPUBLISHED] Inc., * * Appellants. * _____________

Submitted: June 13,1997

Filed: September 5,1997 ______________

Before RICHARD S. ARNOLD, Chief Judge, BEEZER1 and WOLLMAN, Circuit Judges _____________

BEEZER, Circuit Judge:

Defendants Aeronautical Accessories, Inc. (“Aeronautical”) and Edwards & Associates, Inc. (“Edwards”) appeal the district court’s jury verdict in favor of plaintiff Air Evac EMS (“Air Evac”) in Air Evac’s product liability action. We have jurisdiction pursuant to 28 U.S.C. § 1291. We affirm in part and reverse and remand in part.

1 The Honorable Robert R. Beezer, United States Circuit Judge for the Ninth Circuit, sitting by designation. I

This product liability action arises from a helicopter accident. Early in the morning on April 1, 1988, pilot David Short, flying a Bell helicopter to an accident scene, decided to abort the mission due to weather conditions. The helicopter was equipped with a “nightscanner” light, a rotating search light mounted underneath the helicopter. When Short activated the nightscanner in order to check his forward visibility, the glare from the light temporarily blinded him. He attempted to turn off the nightscanner, but the light failed to extinguish, causing Short to lose visual reference to the ground. Short then lost control of the helicopter and it crashed into a field near Springfield, Missouri. Short and his passengers sustained injuries.

The owner of the helicopter, Air Evac, brought this action against Edwards, the installer of the nightscanner system, and Aeronautical, a previous owner of the helicopter, along with other defendants who have since been dismissed. The jury returned a verdict in favor of Air Evac, holding that Short was ten percent at fault and the defendants ninety percent at fault. The district court awarded Air Evac $1,076,323.36 plus pre-judgment and post- judgment interest. The court denied the defendants’ motion to alter or amend the judgment. This timely appeal followed.

II

Defendants first argue that the district court abused its discretion in admitting the testimony of Air Evac’s expert witness Michael Postiglione. See Peitzmeier v. Hennessy Indus., Inc., 97 F.3d 293, 296 (8th Cir. 1996) (reviewing admission of expert testimony for abuse of discretion). Defendants contend that

2 Postiglione's testimony is inadmissible under Daubert v. Merrell Dow Pharmaceuticals, Inc., 509 U.S. 579 (1993).

Postiglione testified that he found visual evidence that the contact points on the relay of the nightscanner had welded; other experts testified that they could not detect evidence of welding either through visual observation or with the use of a scanning electron microscope. If such welding occurred, it would cause the light to remain illuminated even after the pilot moved the switch into the "off" position.

Defendants allege that Postiglione’s testimony is inadmissible because he based his conclusion on visual inspection alone, rather than employing other methods of inspection as did the other experts. But weakness in the factual basis of expert testimony goes to the weight, and not the admissibility, of that testimony. Loudermill v. Dow Chem. Co., 863 F.2d 566, 570 (8th Cir. 1988) ("[a]s a general rule, the factual basis of an expert opinion goes to the credibility of the testimony, not the admissibility, and it is up to the opposing party to examine the factual basis for the opinion in cross-examination"); see also Fed. R. Evid. 703. “Only if an expert's opinion is so fundamentally unsupported that it can offer no assistance to the jury must such testimony be excluded.” Hose v. Chicago Northwestern Transp. Co., 70 F.3d 968, 974 (8th Cir. 1995) (internal quotation omitted). The district court addressed the admissibility of Postiglione's testimony in its denial of defendants' motion for summary judgment. The court noted that Postiglione's opinion was not solely based upon visual inspection but also upon his analysis of the testimony of others and his experience with electrical components and relays. Further, we note that the defendants presented no evidence that the general practice of inspecting an electrical relay for malfunction excludes visual observation. The

3 district court did not abuse its discretion in admitting the expert testimony; it was the jury’s province to weigh the credibility of Postiglione’s testimony.

III

Defendants next argue that the district court abused its discretion in admitting evidence of the failures of nightscanners that contained relays different from the relay in the nightscanner at issue. We review the district court's ruling on admissibility of evidence for an abuse of discretion. United States v. Mendoza, 85 F.3d 1347, 1351 (8th Cir. 1996).

A primary evidentiary issue at trial concerned whether the relay in the nightscanner could accommodate the in-rush current passing through it without causing the light to remain illuminated after the unit was switched into the "off" position. The nightscanner at issue was a Symbolic Display assembly, containing a mechanical, 60-amp relay, labeled an “MB3D” relay. Defendants' expert testified that this relay could accommodate the in-rush current. The district court allowed Air Evac to introduce evidence concerning the failure of nightscanners which used Glare-Ban assemblies. Glare-Ban assemblies contain printed circuit contact 70-amp relays. The evidence established that Symbolic Display assemblies and Glare-Ban assemblies are interchangeable, and thus, are subject to the same in-rush current. Because Glare-Ban and Symbolic Display assemblies contain different relays, the defendants argue that the evidence relating to failures of nightscanners containing Glare-Ban assemblies is not substantially similar to the evidence concerning the failure of the nightscanner used by Air Evac. See McKnight v. Johnson Controls, Inc., 36 F.3d 1396, 1410 (8th Cir. 1994) (evidence of other accidents is admissible only if the other accident is substantially

4 similar to the accident at issue). As the district court noted, however, the evidence of the failures of the Glare-Ban nightscanners was relevant both: (1) to impeach the testimony that the 60-amp relay could handle the in-rush current and (2) to establish that the defendants' engineer was negligent in not adequately testing the MB3D relay to ensure it could accommodate the in-rush current before installing that relay into the Symbolic Displays nightscanner. The district court did not abuse its discretion in admitting the evidence concerning the failure of the Glare-Ban nightscanners.

IV

Defendants also assert that the district court erred in admitting evidence of the failures of three other Symbolic Display nightscanners which contained MB3D relays.

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