Boeing 747-123 N9663
25 April 1985 · Detroit, Michigan, United States · Minor injuries
Summary
On 25 April 1985 at about 15:45 local time, a Boeing 747-123 registered N9663, operated by United Air Carriers, was involved in an incident near Detroit, Michigan, United States. 481 people were on board and 42 had minor injuries. No probable cause statement is available for this record.
The record
- Date
- at 15:45
- Classification
- Incident
- Location
- Detroit, Michigan, United States
- Coordinates
- 42.2007, -83.4795
- Aircraft
- Boeing 747-123
- Registration
- N9663
- Category
- Airplane
- Engines
- 4
- Operator
- United Air Carriers
- Operating rule
- Part 121: Air Carrier
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Route
- Detroit → Las Vegas
- Aircraft damage
- Not recorded
- Weather
- VMC
- Light
- Day
- NTSB number
- DCA85IA019
People
42 people had minor injuries.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 481 | 0 | 0 | 42 | 439 |
Probable cause
The NTSB has not published a probable cause for this record. No probable cause statement is present in the source data.
Nothing about the cause is stated here that is not in the source record.
Read the full NTSB narrative
THE FLT CREWMEMBERS OF THE JUMBO JET WERE PREPARING TO START THE ENGS WHEN FLT ATTENDANTS (F/A'S) IN THE FORWARD CABIN DETECTED A FAINT ODOR PRIOR TO CLOSING DOOR 1L. THE SOURCE COULD NOT BE DETERMINED, SO THE DOOR WAS CLOSED IN PREPARATION FOR A PUSHBACK. SHORTLY THEREAFTER, SMOKE WAS DISCOVERED IN THE VICINITY OF THE OVERHEAD BIN AT ROW 16. THE CAPTAIN WAS NOTIFIED & HE ORDERED THAT 'OCCUPANTS EVACUATE, IF THERE IS A FIRE ONBOARD.' THE JETWAY WAS BROUGHT BACK TO DOOR 1L. THE SMOKE DISSIPATED; THUS, THE F/A'S AT DOORS 1R, 2L & 2R DID NOT OPEN THEIR DOORS. HOWEVER, THE F/A'S AT THE OTHER 6 DOORS WERE UNAWARE OF THE SITUATION & CONTINUED THE EVACUATION. THE RAMPS AT DOORS 3L & 3R DID NOT INFLATE & DOOR 5R JAMMED HALFWAY OPEN. THE RAMP PACKS FOR 3R & 3L WERE IMPROPERLY MOUNTED. THE 5R PACK BOARD WAS MADE FOR A LEFT HAND DOOR & THE LANYARD WAS NOT CONNECTED TO THE BOTTOM PANEL PULLEY. AN EXAM REVEALED A BALLAST FOR AN OVERHEAD FLOURESCENT LIGHT, PN 69-33C, HAD OVERHEATED & MELTED THE PLASTIC CASE.
Quoted verbatim from the NTSB record.
Other Boeing 747 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 15 Dec 1985 | Boeing 747-136 | Boston, Massachusetts, United States | - | No injuries | - |
| 28 Nov 1985 | Boeing 747-251F | Glen Ellyn, Illinois, United States | - | No injuries | - |
| 15 Sep 1985 | Boeing 747-130 | Jamaica, New York, United States | Transamerica Airlines | No injuries | - |
| 19 Feb 1985 | Boeing 747 SP-09 | San Francisco, California, United States | China Airlines | Serious injuries | - |
| 20 Dec 1984 | Boeing 747-200 | New Orleans, Louisiana, United States | - | No injuries | - |
| 4 Mar 1986 | Boeing 747-122 | Honolulu, Hawaii, United States | United Airlines | Serious injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 10 Oct 1985 | Gulfstream 690A | Cadillac, Michigan, United States | Thomas Wiles | Fatal | 2 |
| 12 Nov 1985 | Cessna 402C | Detroit, Michigan, United States | Gateway Pace Aviation, Inc. | Fatal | 1 |
| 4 Dec 1985 | Cessna T210M | Highland, Michigan, United States | Thomas J. O'connor | Minor injuries | - |
| 10 Dec 1985 | Aerospatiale SA365N | Adrian, Michigan, United States | - | Fatal | 2 |
| 13 Jan 1985 | Piper PA-28-161 | Troy, Michigan, United States | Lentini Aviation | No injuries | - |
| 18 Jan 1985 | Beechcraft 58P | Grand Rapids, Michigan, United States | - | No injuries | - |