Boeing VC-137B-BN USAF
18 October 1984 · Seattle, Washington, United States · No injuries
Summary
On 18 October 1984 at about 21:45 local time, a Boeing VC-137B-BN registered USAF was involved in an incident near Seattle, Washington, United States. 50 people were on board and nobody was injured. No probable cause statement is available for this record.
The record
- Date
- at 21:45
- Classification
- Incident
- Location
- Seattle, Washington, United States
- Coordinates
- 47.5398, -122.3094
- Aircraft
- Boeing VC-137B-BN
- Registration
- USAF
- Category
- Airplane
- Engines
- 4
- Operator
- Not recorded
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Route
- Spokane → Seattle
- Aircraft damage
- Not recorded
- Weather
- VMC
- Light
- Day
- NTSB number
- DCA85IA003
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 50 | 0 | 0 | 0 | 50 |
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
DURING ARRIVAL, A BOEING VC-137B-BN, USAF #58-6970, OPERATING AS AIR FORCE 2 (AF-2), WAS CLEARED FOR A LOCALIZER BACK- COURSE APCH. AT 1442:49, TRACON ADVISED AF-2 OF TRAFFIC AT ITS 10 O'CLOCK POSITION AT 2 MI, ALT UNKN. AT 1443:11, TRACON ADVISED AF-2 THE TRAFFIC HAD MOVED TO ITS 11 O-CLOCK POSITION AT 1-1/2 MI. AF-2 ACKNOWLEDGED BOTH TRANSMISSIONS. AT 1443:29, AF-2 ADVISED THAT THE FLT WAS CHANGING ITS FREQ TO BOEING TOWER. SHORTLY THEREAFTER, THE ACFT CMDR OF AF-2, SEATED IN THE RIGHT, SAW THE TRAFFIC, A MOONEY M20C, N6507U, ON A COLLISION COURSE. HE TOOK CONTROL & INITIATED EVASIVE ACTION. THE PLT OF N6507U WAS CRUISING AT 2,500 FT OUTSIDE THE SEATTLE TCA & DID NOT SEE AF-2, WHICH HAD CONVERGED FROM HIS RIGHT REAR AREA. THE MOONEY'S #1 RADIO WAS INOP & ITS #2 RADIO ANTENNA HAD BEEN VANDALIZED, THUS THE PLT WAS NOT IN RADIO CONTACT WITH ATC. THE LAST DIGIT/WHEEL ON HIS TRANSPONDER WAS STUCK ON '5' & CODE 1205 WAS BEING TRANSMITTED. THE TRANSPONDER HAD NO MODE 'C' ALT REPORTING CAPABILITY. ALL OF THE BACKCOURSE APCH WAS OUTSIDE THE TCA.
Quoted verbatim from the NTSB record.
Aircraft involved
| Aircraft | Registration | Operator | Damage |
|---|---|---|---|
| Boeing VC-137B-BN VC-137B-BN | USAF | - | - |
| Mooney M20C M20C | N6507U | - | - |
Other Boeing VC-137B accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 30 Sep 1984 | Boeing VC-137B-BN | Akron, Ohio, United States | - | No injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 14 Jan 1984 | Cessna 150H | Deer Park, Washington, United States | - | No injuries | - |
| 21 Jan 1984 | Beechcraft A35 | Renton, Washington, United States | - | No injuries | - |
| 15 Jan 1984 | Raven RALLY RX7 | Aibirm, Washington, United States | - | No injuries | - |
| 29 Jan 1984 | Lark IS28B2 | Issaquqh, Washington, United States | - | No injuries | - |
| 6 Feb 1984 | Cessna A185F | Winslow, Washington, United States | - | No injuries | - |
| 10 Feb 1984 | Cessna 172 RGII | Seattle, Washington, United States | Boeing Employees Flying ASS. | No injuries | - |