Pitts S1

Torrance, CA — January 19, 2019

Event Information

DateJanuary 19, 2019
Event TypeACC
NTSB NumberWPR19TA068
Event ID20190119X90641
LocationTorrance, CA
CountryUSA
Coordinates33.80139, -118.34194
AirportZamperini Field
Highest InjuryMINR

Aircraft

MakePitts
ModelS1
CategoryAIR
FAR Part091
Aircraft DamageMINR

Conditions

Light ConditionDAYL
WeatherVMC

Injuries

Fatal0
Serious0
Minor1
None1
Total Injured1

Event Location

Probable Cause

The biplane pilot’s inadequate visual lookout while taxing, which resulted in a ground collision.

Full Narrative

On January 19, 2019, at 0850 Pacific standard time, an Aviat Pitts S-1T, N31WK, collided with an experimental Rutan VariEze, N27GM, while taxiing at Zamperini Field Airport (TOA), Torrance, California. The pilot of the Pitts was not injured; the airplane sustained minor damage. The pilot of the VariEze sustained minor injuries; the airplane was substantially damaged. Both airplanes were operated as Title 14 Code of Federal Regulations Part 91 personal flights.

According to the pilot of the VariEze, he had taxied from his hangar to an area just short of the movement boundary area past the east end of taxiway alpha. At this point, the pilot made his initial radio transmission to ground control for clearance to taxi to the runway. After a second radio transmission, the pilot saw the Pitts taxiing in his direction on taxiway A. The pilot stated that the airplane was directly on centerline and was not performing S-turns. He had also not received any radio transmissions from the ground controller and was not concerned as it was common for airplanes to taxi back to runway 29 via A and make a turn at taxiway J, which was before his location; however, when the Pitts passed the turn to J, he realized that a collision was imminent. The pilot stated that his airplane was stationary at the time of the collision. The pilot reported no mechanical problems that would have precluded normal operation.

According to the pilot of the Pitts, after landing, he reported to the tower controller’s query that he was going to the east T-hangars. He was instructed to taxi via taxiways F and A to the hangars and to remain on tower frequency. The pilot stated that he was not notified of his proximity to the other airplane. The pilot reported that his airplane had limited forward visibility, and he may have prevented the accident had he made more S-turns, and if both airplanes had been on the same frequency at the time of the collision. The pilot reported no mechanical problems that would have precluded normal operation.
On January 19, 2019, at 0850 Pacific standard time, an Aviat Pitts S-1T, N31WK, collided with an experimental Rutan VariEze, N27GM, while taxiing at Zamperini Field Airport (TOA), Torrance, California. The pilot of the Pitts was not injured; the airplane sustained minor damage. The pilot of the VariEze sustained minor injuries; the airplane was substantially damaged. Both airplanes were operated as Title 14 Code of Federal Regulations Part 91 personal flights.

According to the pilot of the VariEze, he had taxied from his hangar to an area just short of the movement boundary area past the east end of taxiway alpha. At this point, the pilot made his initial radio transmission to ground control for clearance to taxi to the runway. After a second radio transmission, the pilot saw the Pitts taxiing in his direction on taxiway A. The pilot stated that the airplane was directly on centerline and was not performing S-turns. He had also not received any radio transmissions from the ground controller and was not concerned as it was common for airplanes to taxi back to runway 29 via A and make a turn at taxiway J, which was before his location; however, when the Pitts passed the turn to J, he realized that a collision was imminent. The pilot stated that his airplane was stationary at the time of the collision. The pilot reported no mechanical problems that would have precluded normal operation.

According to the pilot of the Pitts, after landing, he reported to the tower controller’s query that he was going to the east T-hangars. He was instructed to taxi via taxiways F and A to the hangars and to remain on tower frequency. The pilot stated that he was not notified of his proximity to the other airplane. The pilot reported that his airplane had limited forward visibility, and he may have prevented the accident had he made more S-turns, and if both airplanes had been on the same frequency at the time of the collision. The pilot reported no mechanical problems that would have precluded normal operation.

About This NTSB Record

This aviation event was investigated by the National Transportation Safety Board (NTSB). NTSB investigates all U.S. civil aviation accidents to determine probable cause and issue safety recommendations to prevent future accidents.

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