CHI85IA212

NTSB incident investigation · Boeing 727-023 · Chicago, IL · May 28, 1985

Incident · No injuriesIncident investigationFinal report
Date
May 27, 1985, 21:55 local (May 28, 1985, 02:55 UTC)
Place
Chicago, IL
Injuries
121 uninjured
Damage
Minor damage
Phase of flight
Approach
Aircraft
N1984Boeing 727-023
Weather
Visual (VMC) · Night/dark
Status
Completed
Report
Approved by Office Director
FAA report
19850527026319I
Case key
12917

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.

Airframe/component/system failure/malfunctionApproach - faf/outer marker to threshold (ifr)
Landing gear,nose gear - inoperative
Nose downLanding - roll
Gear extension - improperFlight engineerCause

Analysis

American airlines flt 57 had departed baltimore for Chicago. On final approach at ohare the crew discovered the nose gear would not extend. The fe made three attempts to crank down the gear all of which were unsucessful. After landing with nose gear up all 121 occupants slide evacuated with no reported injury. After jacking the nose up a ground crew man went aboard and cranked the gear to the down position with no difficulty.

Aircraft

Registration
N1984
Reported as
Boeing 727-023
Category
Airplane
Serial number
1844D
Engine
Unknown UNKNOWN, turbo jet
Damage
Minor damage
Flight
Part 121
Registered owner
American Airlines Inc.
Airworthiness certificate
Standard, Normal
Departed
BWI · Baltimore, MD
Destination
ORD · Chicago, IL
Flight plan
IFR
Airport
ORD · Ohare International, runway 32L, 11,600 × 200 ft, asphalt

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
53
Certificate
Commercial
Airplane ratings
Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
15,000 total · 2,000 in this make and model · 5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Night/dark
Wind
30° at 8 knots
Visibility
15 statute miles
Lowest ceiling
2,500 ft broken
Temperature
55 °F, dew point 48 °F
Altimeter
29.00 inHg
Observed at
ORD

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.

Other investigations on N1984 · 1

Matched to the same aircraft by N-number and date.