Aircraft Accident/Incident Report

Lansing, Michigan 48924
Saturday, August 30, 1986 9:48 EDT

NTSB Narrative Summary Released at Completion of Accident

PIEDMONT FLT PI255 (A BOEING 737, N749N) WAS DSCNDG IN VISUAL CONDS ON AN IFR CLNC WHEN IT & A TWIN COMMANCHE (PIPER PA-30, N7399Y) CONVERGED & PASSED WITHIN A RPRTD 50 TO 100 FT OF EACH OTHER. THE NEAR COLLISION OCCURRED AS THE PA-30 WAS CRUISING WESTBOUND AT 8500 FT & FLT PI255 WAS DSCNDG TO 7000 FT. LANSING APCH CONTROL (CTL) HAD ADZD FLT PI255 OF VFR TRAFFIC (A BEECH E33) AT 6500 FT, BUT THE CTLR WAS NOT AWARE OF THE PA-30 SINCE ITS RADAR RETURN WAS BLOCKED OUT BY AN OVERLAP WITH THE BEECH E33, 2000 FT BELOW THE PA-30. THE PLT OF THE BEECH E33 WAS BEING PROVIDED VFR ADVISORIES BY APCH CTL. THE PA-30 WAS NOT ON A FLT PLAN & WAS NOT IN RADIO CONTACT WITH ATC. NEITHER OF THE CREWS INVOLVED IN THE NEARCOLLISION SAW THE OTHER ACFT. ALL 3 ACFT WERE TRANSPONDER EQUIPPED WITH ALT RPRTG CAPABILITY & ALL WERE SQUAWKING EITHERAN ASSIGNED OR AN APPROPRIATE CODE SUPPLEMENTED BY ALT REPLY.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Incident
Event Date 8/30/1986
Event Day of the Week Saturday
Time of Event 948
Event Time Zone Eastern Daylight Time
Event City LANSING
Event State MICHIGAN
Event Country --
Zipcode of the event site 48924
Event Date Year 1986
Event Date Month 8
MidAir Collision Indicator --
On Ground Collision occurred ? --
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 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Witness
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) 15
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
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 61
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 5077
NTSB Notification Source --
NTSB Notification Date Aug 30 1986 12:00AM
NTSB Notification Time 1330
Fiche Number and/or location -used to find docket information 34483
Date of most recent change to record Apr 9 2001 10:27AM
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 N749N N7388Y
NTSB Number CHI86MA216A CHI86MA216B
Missing Aircraft Indicator N N
Federal Aviation Reg. Part Part 121: Air Carrier Part 91: General Aviation
Type of Flight Plan filed IFR None
Flight plan Was Activated? -- --
Damage None None
Aircraft Fire None None
Aircraft Explosion None None
Aircraft Manufacturer's Full Name BOEING PIPER
Aircraft Model 737-222 PA-30
Aircraft Series Identifier 737-222 PA-30
Aircraft Serial Number 19547 30443
Certified Max Gross Weight 107000 3600
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 100 4
Number of Engines 2 2
Fixed gear or retractable gear Retractable Retractable
Aircraft, Type of Last Inspection Unknown Unknown
Date of Last Inspection -- --
Airframe hours since last inspection -- --
Airframe Hours -- --
ELT Installed No Yes
ELT Activated No No
ELT Aided Location of Event Site No No
ELT Type -- --
Aircraft Owner Name PIEDMONT AIRLINES ALAN C. BUZZARD
Aircraft Owner Street Address SMITH-RAYNOLDS AIRPORT 1792 MIDDLEBROOK RD.
Aircraft Owner City WINSTON SALEM BOUND BROOK
Aircraft Owner State NC NJ
Aircraft Owner Country
Aircraft Owner Zipcode 27156 08805
Operator is an individual? -- --
Operator Name
Operator Same as Owner? Yes Yes
Operator Is Doing Business As -- --
Operator Address Same as Owner? Yes Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code PAIA
Owner has at least one certificate Yes - certificate holder 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 Scheduled --
Indicates Domestic or International Flight Domestic --
Operator carrying Pax/Cargo/Mail Passenger/Cargo --
Type of Flying (Per_Bus / Primary) Unknown Personal
Second Pilot on Board Yes No
Departure Point Same as Event No No
Departure Airport Code DAY
Departure City DAYTON MANVILLE
Departure State OH NJ
Departure Country
Departure Time 910 0
Departure Time Zone EDT
Destination Same as Local Flt crash at destination city --
Destination Airport Code LAN GRR
Destination City LANSING GRAND RAPIDS
Destination State MI MI
Destination Country
Specific Phase of Flight Descent Cruise
Report sent to ICAO? -- --
Evacuation occurred -- --
Date of most recent change to record Jan 2 2001 10:30AM Jan 2 2001 10:36AM
User who most recently changed record dbo dbo
Since inspection or accident -- --
Event Location Runway Number and Location 0 0
Runway Length 0 0
Runway Width 0 0
Sight Seeing flight No No
Air Medical Flight No No
Medical Flight -- --