Runway excursion Accident Learjet 35A N81VN, Monday 10 February 2025
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Date:Monday 10 February 2025
Time:14:38
Type:Silhouette image of generic LJ35 model; specific model in this crash may look slightly different    
Learjet 35A
Owner/operator:Chromed in Hollywood Inc
Registration: N81VN
MSN: 652
Year of manufacture:1989
Fatalities:Fatalities: 1 / Occupants: 4
Other fatalities:0
Aircraft damage: Substantial
Category:Accident
Location:Scottsdale Airport (SDL/KSDL), Scottsdale, AZ -   United States of America
Phase: Landing
Nature:Executive
Departure airport:Austin-Bergstrom International Airport, TX (AUS/KAUS)
Destination airport:Scottsdale Airport, AZ (SCF/KSDL)
Investigating agency: NTSB
Confidence Rating: Information verified through data from accident investigation authorities
Narrative:
On February 10, 2025, about 1438 mountain standard time, a Gates Learjet 35A, was substantially damaged when it was involved in an accident near Scottsdale, Arizona. The captain was fatally injured, the first officer (FO) and one passenger were seriously injured, one passenger sustained minor injuries; and an occupant inside a parked airplane sustained serious injuries. The airplane was operated as a Title 14 Code of Federal Regulations Part 91 corporate flight.

The captain was the airplane’s regular pilot, and he had flown with the FO consistently since June. The purpose of the accident flight was to transport the passengers to Arizona for a local event. A review of FAA ADS-B data disclosed that the flight originated from Florida the morning of the accident and made a refueling stop in Austin, Texas. After the airplane was refueled with 440 lbs of JET A, it departed and reached a peak altitude of 41,500 ft mean seal level (msl) as it continued on a northwestern flight path toward Scottsdale. Around 1434:20, at an altitude of 2,800 ft above ground level (agl), the airplane turned onto an extended final approach path to runway 21 at Scottsdale Airport (SDL), Scottsdale, Arizona.

Investigators obtained security camera footage and numerous videos from personal cell phone cameras. A witness provided video taken from a golf course near the final approach path that captured the airplane for 11 seconds starting at 1437:52. The airplane can be seen on final approach with the left landing gear trailing aft from its normal position. Additionally, there is a circular bright spot seen above the landing gear strut, consistent with the landing gear light illuminating the bottom of the wing flap and the landing gear strut positioned facing aft.

A review of surveillance videos and ADS-B data showed that at 1438:16, the airplane touched down on runway 21 just before the aiming point markings with full flaps extended. It immediately entered a leftwing-low attitude and began veering left, exiting the runway surface. The airplane traveled over the rock-covered runway-safety-area islands located between the runway and taxiways. The airplane crossed Taxiway Bravo, collided with the windsock, and entered the ramp area where it struck the right side of a parked Gulfstream G200. The airplane was not equipped with thrust reversers and the drag chute was not deployed.

Security camera recordings showed that the airplane came to rest at 1438:36 with the nose embedded between the right side of the Gulfstream’s fuselage and the inboard trailing edge of the right wing. The engines on the accident airplane continued to operate. The airport’s emergency response fire truck arrived at 1440:53 and sprayed fire retardant on the front of the G200 about 5 minutes later. The passengers reported that the right-seated passenger (wearing a seatbelt) regained consciousness first and woke up the left-seated passenger who had been thrown forward in the passenger cabin. The Scottsdale Fire Department arrived on-scene about 1447:30. The right-seated passenger eventually was able to remove the right emergency exit and at 1448:37, with the right engine still running, she egressed over the right wing carrying two small dogs. She then turned back and went to retrieve the second passenger. At 1458:11 the airport fire truck sprayed foam on the right engine to shut it down and the FO was removed from the cockpit about 1700 and transported to the hospital.

The airplane is equipped with a retractable, tricycle landing gear that is electrically controlled and hydraulically actuated. Each main gear assembly consists of a conventional oleo shock strut, dual forged wheels with multiple-disc brakes, a main gear actuator, and inboard/outboard doors hinged at the wing structure. The assembly attaches to the airplane structure through trunnion pins, with striker plates on the trunnions to actuate microswitches. The aft trunnion pins are positioned with the shoulder abutting the aft trunnion fitting (located on spar #7) and the body is aligned forward through a bushing (where there is a grease hole on the pin) and into the aft trunnion casting. There are shims that are placed on the pin and positioned on both sides of the aft trunnion fitting to ensure adequate movement. The pin is secured to the trunnion with a retention bolt that goes through the striker bracket, trunnion, and the pin’s retention bolt holes, which is then affixed with a castellated nut and cotter pin.

The left main landing gear came to rest on Taxiway Bravo 10 adjacent to Taxiway Bravo. The forward trunnion pin remained secured in the forward trunnion casting. The aft trunnion pin was not present within the trunnion casting, though the retaining bolt with striker bracket was secured with the castle nut and cotter pin. The actuator remained connected to the strut, but the inboard attachment point was no longer fastened to the airframe. The right main landing gear remained attached to the airframe and was in the down and locked position with the outboard gear door separated and located within the debris field and the inboard door in the locked position.

The left outboard gear door was not located. The inboard landing gear door was not in the uplock position. Examination of the left wheel well revealed that the aft trunnion pin was still in the aft trunnion fitting (located on spar #7) with no forward shims located. Removal of the access panel adjacent to the aft trunnion fitting gave investigators visual access to the aft trunnion pin’s shoulder and the aft shims. There was an excessive amount of grease piled below the pin.

The same flight crew for the accident flight had a landing mishap on June 20, 2024 in McAlester, Oklahoma. A video of the event revealed that the airplane landed hard just short of the runway surface and bounced several times. As a result of the hard landing, both left main landing gear tires burst. The pilot hired a mechanic, who had worked on the airplane when it was owned by the previous owner, to perform a hard landing inspection on the airplane. During an interview with the mechanic, he stated that after obtaining a flight permit and repositioning the airplane to his facility, he removed both main landing gear to facilitate the pertinent eddy-current inspections that were required. He stated he followed the maintenance manual for all of the work he performed.

The Learjet manual specifies that installation of the main gear strut begins by securing the forward trunnion pin. The mechanic then should raise the shock strut so that the forward trunnion pin engages in the forward bearing. Thereafter, the mechanic should align the trunnion with the aft trunnion fitting. The same number of shims as previously removed should be placed onto the aft trunnion pin before inserting it from the aft side of spar 7 and then into the trunnion casing, ensuring all shims remain undamaged. A temporary bolt is installed on the shoulder area of the aft trunnion pin to check tolerances, after which the bolt is removed to insert the striker bracket. Finally, the mechanic secures the retaining bolt (with attached Zerk fitting) through the aft trunnion pin and trunnion casing with a nut and cotter pin on the other side. The mechanic then must check the tolerance between the aft trunnion casing and aft trunnion fitting. Thereafter, grease is added through the Zerk fitting to migrate through the pin and grease the bushing through the grease hole.

Investigators took measurements of the aft trunnion pin shoulder protrusion off the aft trunnion fitting if it was not engaged fully forward into the trunnion casing. If the bolt is secured before engaging the pin in the trunnion casing then the grease hole could be aft of the bushing allowing grease to escape outside the pin, into the wing bay behind spar #7. With the adjacent access panel removed, using a mirror, the pin can visibly be seen not making contact with the aft trunnion fitting when it is not fully pushed into the trunnion casing The NTSB is aware of at least three other prior events where a Learjet landing gear had disconnected from the airframe because the retaining bolt was not engaged through the aft trunnion pin.

The airplane flight time and cycles between the maintenance conducted following the June 2024 incident, and the accident flight are unknown. A mechanic who performed the landing gear servicing in December 2024 stated that nothing appeared unusual but remarked that the left landing gear took an excessive amount of grease.

The flight crew did not make any radio calls indicating they were aware that the landing gear may not be operating correctly. The landing gear control panel is located on the right side of the center instrument panel. It features three red UNSAFE lights, three green LOCKED DOWN lights, and the landing gear selector switch. A down-and-locked switch on each actuator housing illuminates the corresponding green LOCKED DOWN light when the gear is fully deployed. If the actuator is not locked, the light remains off. Each main gear’s red UNSAFE light is triggered by a microswitch on the inboard gear door; the light shows when the door is open and turns off when the door closes.

METAR:

METAR KSDL 102053Z 25006KT 10SM CLR 23/M03 A2993 RMK AO2 SLP121 T02331033 58031
METAR KSDL 102153Z 10SM CLR 24/M06 A2991 RMK AO2 SLP112 T02391061

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: WPR25FA088
Status: Preliminary report
Duration:
Download report: Preliminary report

Sources:

https://www.azfamily.com/2025/02/10/scottsdale-airport-runway-closed-due-accident-officials-say/?outputType=amp
https://www.nationalworld.com/us/vince-neil-pilot-killed-after-plane-owned-by-motley-crues-frontman-crashes-into-jet-4984491
https://www.kktv.com/2025/03/04/landing-gear-failure-linked-deadly-crash-involving-musician-vince-neils-jet-report-says/

NTSB
https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=81VN
https://globe.adsbexchange.com/?icao=ab08eb&lat=33.621&lon=-111.912&zoom=15.6&showTrace=2025-02-10&trackLabels

https://cdn.jetphotos.com/full/6/568659_1677287865.jpg (photo)

History of this aircraft

Ex N652KZ, N2KZ, N49AZ, N652SA, D-CURE, N99FN, N6307H

Other occurrences involving this aircraft

20 June 2024 N81VN Chromed in Hollywood Inc 0 McAlester Regional Airport, OK (MLC/KMLC) min

Location

Media:

Revision history:

Date/timeContributorUpdates
10-Feb-2025 23:22 Captain Adam Added
11-Feb-2025 07:11 ASN Updated [Embed code, ]
11-Feb-2025 07:16 ASN Updated [Total occupants, Embed code, Narrative, ]
11-Feb-2025 07:17 gerard57 Updated [Source, Narrative, ]
11-Feb-2025 07:53 ASN Updated [Narrative, ]
11-Feb-2025 12:01 Aerossurance Updated [Time, Embed code, Narrative, ]
11-Feb-2025 12:02 Aerossurance Updated [Embed code, ]
11-Feb-2025 18:06 ASN Updated [Operator, Location, Destination airport, Embed code, Narrative, ]
11-Feb-2025 19:14 Anon. Updated [Narrative, ]
27-Feb-2025 20:42 Captain Adam Updated [Time, Location, Nature, Source, Narrative, Category, Accident report, ]
04-Mar-2025 05:40 RobertMB Updated [Source, ]
12-Mar-2025 17:28 Captain Adam Updated [Source, ]

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