# NTSB MIA90LA122: Boeing A75N1, N50072, Daytona Beach, FL, May 15, 1990

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: May 15, 1990, 14:05 local (18:05 UTC)
- Place: Daytona Beach, FL
- Coordinates: 29.19078, -81.050216 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=29.1908&lon=-81.0502&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report September 29, 1992
- Report: Approved by Office Director
- NTSB case key (mKey): 32655
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA90LA122
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/32655/pdf
- Page: https://openairdocs.org/ntsb/MIA90LA122

## Probable cause (aircraft 2)

THE FAILURE OF THE PILOT OF THE TAILWHEEL EQUIPPED AIRPLANE TO MAINTAIN A VISUAL LOOKOUT WHILE TAXIING.

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- On ground/water collision with object, taxi - to takeoff
  - object - aircraft parked/standing
  - visual lookout - not maintained, pilot in command (cause)
- On ground/water collision with object, standing - engine(s) operating
  - object - aircraft moving on ground
  - visual lookout - not maintained, pilot of other aircraft (cause)

## Analysis (aircraft 2)

THE PILOT OF THE TAILWHEEL EQUIPPED AIRPLANE (BOEING A75N1, N50072) WAS SEATED IN THE REAR SEAT. WHILE TAXIING FOR TAKEOFF, THE TAILWHEEL EQUIPPED AIRPLANE STRUCK THE RIGHT WING OF A PIPER PA-28, N171ER, WHILE ITS PILOT WAS PERFORMING A RUNUP. THE PILOT OF THE TAILWHEEL EQUIPPED AIRPLANE STATED THAT HE DID NOT SEE THE OTHER AIRPLANE.

## Aircraft 1

- Registration: [N50072](https://openairdocs.org/deregistered/N50072-2014-12-17), registration cancelled 2014-12-17, S/N 75-924, built 1940 (OpenAirDocs)
- Reported make and model: BOEING A75N1
- Registry model: [Boeing A75N1(PT17)](https://openairdocs.org/model/boeing-a75n1-pt17) (registry code 1380134) (OpenAirDocs)
- Registry engine: [Continental W670 series](https://openairdocs.org/engine/continental-w670-series) (registry code 17018, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 75-925
- Airframe hours: 1500
- Engines: CONTINENTAL W-670-6N 220 horsepower reciprocating
- Damage: Minor damage
- Flight: Personal, Part 91
- Operator: Hoyland, Raymond K.
- Registered owner: Hoyland, Raymond
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, July 4, 1989, 275 hours before
- Departed: DAB, DAYTONA BEACH, FL
- Airport: DAB, Daytona Beach

## Aircraft 2

- Registration: N171ER (not matched to a registry record)
- Reported make and model: PIPER PA-28-161
- Category: Airplane
- Engines: LYCOMING O-320 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: Embry Riddle University
- Registered owner: Embry Riddle University
- Airworthiness certificate: Standard, Normal
- Departed: DAB, DAYTON BEACH, FL
- Flight plan: IFR
- Airport: DAB, Daytona Beach

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot, aircraft N50072; age 41; private; airplane ratings: single-engine land; medical: class 1, valid medical--w/ waivers/lim; seat: rear; flight hours: 1,400 total, 1,200 in this make and model, 1,300 as pilot in command, 75 in the last 90 days, 25 in the last 30 days, 3 in the last 24 hours
- Pilot, aircraft N171ER; age 28; commercial; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: right; flight hours: 961 total, 500 in this make and model, 120 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 90° at 6 knots
- Visibility: 7 statute miles
- Lowest ceiling: none
- Temperature: 81 °F
- Altimeter: 29.00 inHg
- Observed at: DAB

## 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 19900515015721A](https://openairdocs.org/incident/19900515015721A), May 15, 1990: Boeing A75N1, Daytona Beach, FL, Minor damage. Taxiing for takeoff struck N171ER that was on runup on holding pad. Did not see N171ER
- [Accident 19900515015722A](https://openairdocs.org/incident/19900515015722A), May 15, 1990: Piper PA28161, Daytona Beach, FL, Substantial damage. Was struck by taxiing N50072 while holding and running up engine. Pilot of 50072 blamed visibility from rear seat.

## Other investigations on N50072 (2)

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.

- [NTSB MIA92LA105](https://openairdocs.org/ntsb/MIA92LA105), Apr 4, 1992: Boeing A75N1 (N50072), Deland, FL, substantial damage. Probable cause: THE PILOT'S INADEQUATE COMPENSATION FOR WIND CONDITIONS.
- [NTSB FTW66D0364](https://openairdocs.org/ntsb/FTW66D0364), Sep 27, 1965: Boeing PT-13 (N50072), Tucker, AR, substantial damage

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.

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