Aircraft Accident/Incident Report

Marana, Arizona 85653
Saturday, March 2, 1991 12:00 MST

NTSB Narrative Summary Released at Completion of Accident

THE PILOTS OF TWO BOEING A75 AIRPLANES WERE PRACTICING FORM UPS FOR AN AIR SHOW. BY PRE-ARRANGEMENT, THE LEAD PILOT ENTERED A RIGHT 20 DEGREE BANK AND BEGAN TURNING. THE PILOT WHO WAS IN TRAIL WAS SUPPOSED TO PASS BENEATH THE LEAD AIRPLANE'S RIGHT SIDE AND FORM UP ON THE LEAD AIRPLANE'S LEFT SIDE. DURING THE CROSSING MANEUVER, THE PILOT OF THE TRAILING AIRPLANE LOST SIGHT OF THE LEAD AIRPLANE AND PULLED UP PREMATURELY, COLLIDING WITH THE BOTTOM OF THE LEAD AIRPLANE'S LEFT WING.

NTSB Probable Cause Narrative

THE PILOT'S FAILURE TO MAINTAIN ADEQUATE CLEARANCE FROM THE LEAD AIRPLANE. A CONTRIBUTING FACTOR WAS THE PILOT'S INADEQUATE VISUAL LOOKOUT.

Event Information

Type of Event Accident
Event Date 3/2/1991
Event Day of the Week Saturday
Time of Event 1200
Event Time Zone Mountain Standard Time
Event City MARANA
Event State ARIZONA
Event Country --
Zipcode of the event site 85653
Event Date Year 1991
Event Date Month 3
MidAir Collision Indicator Yes
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness Unknown
Investigator's weather source Unknown
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 70
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 180
Variable Wind Indicator Unknown
Wind Speed (knots) 10
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 3
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 714
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 44652
Date of most recent change to record Dec 12 2000 9:32AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft #2

Aircraft Registration Number N803RB N68486
NTSB Number LAX91LA120A LAX91LA120B
Missing Aircraft Indicator N N
Federal Aviation Reg. Part Part 91: General Aviation Part 91: General Aviation
Type of Flight Plan filed None None
Flight plan Was Activated? -- --
Damage Substantial Substantial
Aircraft Fire None None
Aircraft Explosion None None
Aircraft Manufacturer's Full Name BOEING BOEING
Aircraft Model A75 A75
Aircraft Series Identifier A75 A75
Aircraft Serial Number 75-1668 75-7842
Certified Max Gross Weight 3200 3200
Aircraft Category Airplane Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No No
Flight Crew Seats -- --
Cabin Crew Seats -- --
Passenger Seats -- --
Total number of seats on the aircraft 2 2
Number of Engines 1 1
Fixed gear or retractable gear Fixed Fixed
Aircraft, Type of Last Inspection Unknown Unknown
Date of Last Inspection Jan 2 2000 12:00AM Jan 2 2000 12:00AM
Airframe hours since last inspection -- --
Airframe Hours -- --
ELT Installed Yes Yes
ELT Activated No No
ELT Aided Location of Event Site Unknown Unknown
ELT Type -- --
Aircraft Owner Name
Aircraft Owner Street Address
Aircraft Owner City
Aircraft Owner State
Aircraft Owner Country
Aircraft Owner Zipcode
Operator is an individual? -- --
Operator Name SCHWAN SALES ENT. INC. SCHWAN SALES ENT. INC.
Operator Same as Owner? No No
Operator Is Doing Business As -- --
Operator Address Same as Owner? No No
Operator Street Address 115 W. COLLEGE DR. 115 W. COLLEGE DRIVE
Operator City MARSHALL MARSHALL
Operator State MN MN
Operator Country
Operator Zip code 56258 56258
Operator Code
Owner has at least one certificate None None
Other Operator of large aircraft? No No
Certified for Part 133 or 137 Operation Unknown Unknown
Operator Certificate Number -- --
Indicates whether an air carrier operation was scheduled or not -- --
Indicates Domestic or International Flight -- --
Operator carrying Pax/Cargo/Mail -- --
Type of Flying (Per_Bus / Primary) Other Work Use Other Work Use
Second Pilot on Board Unknown No
Departure Point Same as Event No No
Departure Airport Code E14 E14
Departure City TUCSON TUCSON
Departure State AZ AZ
Departure Country
Departure Time 1140 1140
Departure Time Zone MST MST
Destination Same as Local Flt dest & departure same, accident can occur anywhere dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Maneuvering Maneuvering
Report sent to ICAO? -- --
Evacuation occurred -- --
Date of most recent change to record Dec 12 2000 9:32AM Jan 2 2001 10:35AM
User who most recently changed record dbo dbo
Since inspection or accident -- --
Event Location Runway Number and Location 0 0
Runway Length -- --
Runway Width -- --
Sight Seeing flight No No
Air Medical Flight No No
Medical Flight -- --