FTW92IA208

NTSB incident investigation · Mcdonnell Douglas MD-88 · Dfw Airport, TX · August 15, 1992

Incident · No injuriesIncident investigationFinal report
Date
August 14, 1992, 19:15 local (Aug 15, 1992, 00:15 UTC)
Place
Dfw Airport, TX
Injuries
133 uninjured
Damage
Minor damage
Phase of flight
Takeoff
Aircraft
N956DLMcdonnell Douglas MD-88
Weather
Visual (VMC) · Dusk
Status
Completed · report September 14, 1993
Report
Approved by Office Director
Case key
18392

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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Probable cause

The loss of engine power due to the fracture of a fan blade resulting from a manufacturing defect.

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.

Loss of engine power(partial) - mech failure/malfTakeoff - roll/run
1 engine
Abort - initiatedPilot in command
Turbine assembly,turbine blade - fracturedCause
Material defectManufacturerCause
Miscellaneous/otherTakeoff - aborted

Analysis

The takeoff was aborted as the airplane was accelerating through 90 knots. Examination of the airplane revealed that the number one engine experienced a failure of one fan blade in the fan disk due to a manufacturing defect.

Aircraft

Registration
N956DL
Reported as
Mcdonnell Douglas MD-88
Category
Airplane
Serial number
49887
Airframe hours
6,840
Engine
P&W JT8D-219, 21,000 lbs thrust, turbo fan
Damage
Minor damage
Flight
Part 121
Operator
Delta Airlines
Registered owner
Wilmington Trust Co.
Airworthiness certificate
Standard, Transport
Last inspection
Continuous airworthiness · August 8, 1992 · 12 hours before
Departed
DFW
Destination
ELP · El Paso, TX
Flight plan
IFR
Airport
DFW · Dfw International, runway 36, 11,338 × 200 ft, concrete

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
46
Certificate
Airline transport
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
12,432 total

Weather

Conditions
Visual (VMC) · Dusk
Wind
50° at 3 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
75 °F, dew point 64 °F
Altimeter
30.00 inHg
Observed at
DFW, 1 nm away