ATL86IA100

NTSB incident investigation · Boeing 737-200 · Nasville, TN · March 21, 1986

Incident · No injuriesIncident investigationFinal report
Date
March 21, 1986, 14:06 local (20:06 UTC)
Place
Nasville, TN
Injuries
131 uninjured
Phase of flight
Enroute
Aircraft
N774NBoeing 737-200AFNGMcDonnell Douglas F-4
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
Case key
7014

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the incident.

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Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Near collision between aircraftDescent - normal
Remedial action - inadequatePilot of other aircraftCause
Remedial action - not possiblePilot in command
Near collision between aircraftManeuvering
Remedial action - inadequatePilot in commandCause
Remedial action - not possiblePilot of other aircraft

Analysis

A nr midair collision occurred aprx 38 mi se of the nashville metro arpt as a Boeing 737, piedmont flt 488, was dscndg thru aprx 12,000' & a flt of 4 F-4'S, call sign peach 41, were joining. Flt 488 was inbnd to nashville on an IFR clnc & memphis ARTCC had clrd it to dscnd to 6000'. Peach 41 had just completed a low-lvl hi-spd flt on mil trng route VR-1051.the 1st element (#1 & #2) bgn a left climbing turn for the trailing element (#3 & #4) to join & called ARTCC for an IFR clnc. ARTCC told peach 41 to maint VFR & advised both flts of each other's psn. Flt 488 had seen the F-4'S & was clrd todeviate to the left. Peach 41 leader obtained radar contact with flt 488 & climbed abv 13,000'. The 2nd element of F-4'SAW flt 488 & remained low to pass under the airliner. The crew of flt 488 did not take evasive action; they rprtd 'no room existed for us to maneuver out of their flight path.'

A nr midair collision occurred aprx 38 mi se of the nashville metro arpt as a Boeing 737, piedmont flt 488, was dscndg thru aprx 12,000' & a flt of 4 F-4'S, call sign peach 41, were joining. Flt 488 was inbnd to nashville on an IFR clnc & memphis ARTCC had clrd it to dscnd to 6000'. Peach 41 had just completed a low-lvl hi-spd flt on mil trng route VR-1051.the 1st element (#1 & #2) bgn a left climbing turn for the trailing element (#3 & #4) to join & called ARTCC for an IFR clnc. ARTCC told peach 41 to maint VFR & advised both flts of each other's psn. Flt 488 had seen the F-4'S & was clrd todeviate to the left. Peach 41 leader obtained radar contact with flt 488 & climbed abv 13,000'. The 2nd element of F-4'SSAW flt 488 & remained low to pass under the airliner. The crew of flt 488 did not take evasive action; they rprtd 'no room existed for us to maneuver out of their flight path.'

Aircraft · 2

Registration
N774N
Reported as
Boeing 737-200
Category
Airplane
Serial number
21975
Engine
P&W JT8D, 15,500 lbs thrust, turbo fan
Damage
No damage
Flight
Part 121
Registered owner
First Security Bank Of Utah
Airworthiness certificate
Standard, Transport
Departed
HOU · Houston, TX
Flight plan
IFR
Registration
AFNG
Reported as
McDonnell Douglas F-4
Category
Airplane
Engine
GE J-79, 17,000 lbs thrust, turbo jet
Damage
No damage
Flight
Part 91
Operator
Georgia Air National Guard
Registered owner
Department Of Defense
Departed
MGE · Marietta, GA
Destination
MGE · Marietta, GA
Flight plan
VFR/IFR

Flight crew · 2

As NTSB recorded them. NTSB leaves out names.

Role
Pilot, aircraft N774N
Certificate
Airline transport
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Role
Pilot, aircraft 2
Certificate
Military
Airplane ratings
Multi-engine land
Instrument ratings
Airplane
Medical
Unknown, Unknown
Seat
Front

Weather

Conditions
Visual (VMC) · Day
Wind
360° at 14 knots, gusting 22
Visibility
20 statute miles
Lowest ceiling
None
Temperature
36 °F, dew point 10 °F
Altimeter
30.00 inHg
Observed at
BNA, 30 nm away