# NTSB LAX91LA258: Beech F33A, N6486N, Mobile, AZ, June 11, 1991 - Type: NTSB accident investigation - Classification: Accident · No injuries · Limited investigation · Final report - Date: June 11, 1991, 09:05 local (16:05 UTC) - Place: Mobile, AZ - Location: 33.1119° N, 112.2692° W: Placed by OpenAirDocs at BISHOP AIRFIELD (1AZ0), within about a mile (OpenAirDocs) - Nearby events: https://openairdocs.org/map.md?lat=33.1119&lon=-112.2692&mi=10 - Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping) - Highest injury: No injuries - Injuries: 2 uninjured - Status: Completed, report March 31, 1993 - Report: Approved by Office Director - NTSB case key (mKey): 27244 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX91LA258 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/27244/pdf - Page: https://openairdocs.org/ntsb/LAX91LA258 ## Probable cause (aircraft 2) THE FAILURE OF THE PILOT OF THE OTHER AIRCRAFT TO EXIT THE RUNWAY ONTO THE TAXIWAY AT A SPEED SUFFICIENT TO STOP PRIOR TO COLLIDING WITH THE STOPPED AIRCRAFT. ## Probable cause (aircraft 1) THE FAILURE OF THE PILOT TO EXIT THE RUNWAY ONTO THE TAXIWAY AT A SPEED SUFFICIENT TO STOP PRIOR TO COLLIDING WITH THE STOPPED AIRCRAFT. ## Sequence of events In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf). - On ground/water collision with object, taxi - from landing - object - aircraft parked/standing - taxispeed - excessive, pilot in command (cause) - On ground/water collision with object, taxi - from landing - taxispeed - excessive, pilot of other aircraft (cause) ## Analysis (aircraft 2) TWO BEECH F33A AIRCRAFT, N6486N AND N5519A, COLLIDED ON THE GROUND AT THE MOBILE, ARIZONA, AIRPORT DURING TWO SUPERVISED SOLO INSTRUCTIONAL FLIGHTS. BOTH AIRCRAFT WERE OWNED AND OPERATED BY AIRLINE TRAINING CENTER, GOODYEAR, ARIZONA, AS PART OF THE LUFTHANSA AIRLINES PILOT TRAINING PROGRAM. N5519A HAD LANDED ON THE RUNWAY AND PULLED OFF ONTO THE PARALLEL TAXIWAY AND STOPPED TO COMPLETE THE POST LANDING CHECKLIST. N6486N LANDED ON THE RUNWAY, EXITED AT THE HIGH SPEED TURN OFF AND COLLIDED WITH N5519A. THE PILOT OF N6486N SAID THAT HE WAS TRAVELING TOO FAST WHEN HE TURNED OFF THE RUNWAY TO STOP BEHIND N5519A. ## Analysis (aircraft 1) TWO BEECH F33A AIRCRAFT, N6486N AND N5519A, COLLIDED ON THE GROUND AT THE MOBILE, ARIZONA, AIRPORT DURING TWO SUPERVISED SOLO INSTRUCTIONAL FLIGHTS. BOTH AIRCRAFT WERE OWNED AND OPERATED BY AIRLINE TRAINING CENTER, GOODYEAR, ARIZONA, AS PART OF THE LUFTHANSA AIRLINES PILOT TRAINING PROGRAM. N5519A HAD LANDED ON THE RUNWAY AND PULLED OFF ONTO THE PARALLEL TAXIWAY AND STOPPED TO COMPLETE THE POST LANDING CHECKLIST. N6486N LANDED ON THE RUNWAY, EXITED AT THE HIGH SPEED TURN OFF AND COLLIDED WITH N5519A. THE PILOT OF N6486N SAID THAT HE WAS TRAVELING TOO FAST WHEN HE TURNED OFF THE RUNWAY TO STOP BEHIND N5519A. ## Aircraft 1 - Registration: [N6486N](https://openairdocs.org/aircraft/N6486N), registered now, S/N CE-1007, built 1982 (OpenAirDocs) - Reported make and model: BEECH F33A - Registry model: [Beech F33A](https://openairdocs.org/model/beech-f33a) (registry code 1151425) (OpenAirDocs) - Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs) - Category: Airplane - Serial number: CE 1007 - Engines: CONTINENTAL IO-520-BB 285 horsepower reciprocating - Damage: Substantial damage - Flight: Instructional, Part 91 - Operator: Airline Training Center - Registered owner: Airline Training Center - Last inspection: Unknown, January 2, 2000 - Flight plan: Company VFR - Airport: 1AZ0, Mobile Pvt, runway 9, 4,500 × 75 ft, asphalt ## Aircraft 2 - Registration: [N5519A](https://openairdocs.org/aircraft/N5519A), registered now, S/N CE-1337, built 1989 (OpenAirDocs) - Reported make and model: BEECH F-33A - Registry model: [Beech F33A](https://openairdocs.org/model/beech-f33a) (registry code 1151425) (OpenAirDocs) - Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs) - Category: Airplane - Serial number: CE 1337 - Engines: CONTINENTAL IO-520-BB 285 horsepower reciprocating - Damage: Substantial damage - Flight: Instructional, Part 91 - Operator: Airline Training Center - Registered owner: Airline Training Center - Last inspection: Unknown, January 2, 2000 - Flight plan: Company VFR - Airport: 1AZ0, Mobile Pvt, runway 9, 4,500 × 75 ft, asphalt ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot, aircraft N6486N; age 25; student; medical: class 2, valid medical--no waivers/lim.; flight hours: 18 total, 18 in this make and model, 1 as pilot in command, 18 in the last 90 days, 18 in the last 30 days, 1 in the last 24 hours - Pilot, aircraft N5519A; age 23; student; medical: class 2, valid medical--w/ waivers/lim; flight hours: 18 total, 18 in this make and model, 1 as pilot in command, 18 in the last 90 days, 18 in the last 30 days, 1 in the last 24 hours ## Weather - Conditions: Visual (VMC), Day - Wind: 330° at 4 knots - Visibility: 10 statute miles - Lowest ceiling: 20,000 ft overcast - Temperature: 79 °F - Observed at: 1AZ0, 1 nm away ## FAA reports on this event (2) The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs). - [Accident 19910611021321A](https://openairdocs.org/incident/19910611021321A), Jun 11, 1991: Beech F33A, Mobile, AZ, Substantial damage. Exited on high speed taxiway after landing and collided with N5519A that had stopped on taxiway. Too fast to stop. - [Accident 19910611021322A](https://openairdocs.org/incident/19910611021322A), Jun 11, 1991: Beech F33A, Mobile, AZ, Substantial damage. While stopped on taxiway after landing was struck from behind by N6486N that exited runway and too fast to stop. From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.