Beechcraft K35 N8111R
3 August 1991 · Laredo, Texas, United States · Minor injuries
Summary
On 3 August 1991 at about 15:10 local time, a Beechcraft K35 registered N8111R, operated by DAN R. Blaker, was involved in an accident near Laredo, Texas, United States. 4 people were on board and one had minor injuries. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 15:10
- Classification
- Accident
- Location
- Laredo, Texas, United States
- Nearest airport
- Laredo International (LRD)
- Coordinates
- 27.5496, -99.4590
- Aircraft
- Beechcraft K35
- Registration
- N8111R
- Category
- Airplane
- Engines
- 1
- Operator
- DAN R. Blaker
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Personal
- Phase of flight
- Not recorded
- Route
- Harlingen → Dryden
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- FTW91LA140
People
1 person had minor injuries.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 4 | 0 | 0 | 1 | 3 |
Probable cause
THE IMPROPER INSTALLATION OF THE OIL FILTER ADAPTOR 'O' RING (SEAL) BY OTHER MAINTENANCE PERSONNEL WHO DISTORTED IT. A FACTOR WAS THE ROUGH, UNEVEN TERRAIN.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
WHILE IN CRUISE FLIGHT, THE PILOT NOTED AN UNSUAL SMELL WHICH HE THOUGHT MIGHT HAVE BEEN ELECTRICAL OR SMOKE. SHORTLY THEREAFTER, THE AIRPLANE'S ENGINE OIL PRESSURE DECREASED. THE POWERPLANT THEN STARTED TO VIBRATE AND THE PILOT SHUT IT OFF. THE PILOT WAS COMMUNICATING WITH AIR TRAFFIC CONTROL AND WAS ATTEMPTING A PRECAUTIONARY LANDING AT AN AIRPORT WHEN THE FORCED LANDING OCCURRED. THE AIRPLANE WAS LANDED IN AN OPEN FIELD APPROXIMATELY ONE MILE FROM THE END OF THE RUNWAY THAT THE PILOT HAD BEEN CLEARED TO LAND ON. THE AIRPLANE FLIPPED OVER DURING THE LANDING ROLL ON THE UNSUITABLE TERRAIN. POST ACCIDENT EXAMINATION REVEALED THAT AN 'O' RING IN THE OIL FILTER ADAPTOR ASSEMBLY WAS CRUSHED AND THE ENGINE OIL ESCAPED AT THAT DAMAGED AREA CAUSING THE LOSS OF POWER. NO OIL REMAINED IN THE ENGINE. THE ADAPTOR ASSEMBLY HAD BEEN WORKED ON THE DAY BEFORE THE FLIGHT BY OTHER MAINTENANCE PERSONNEL.
Quoted verbatim from the NTSB record.
Other Beechcraft K35 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 19 Jan 1991 | Beechcraft K35 | Lafayette, Tennessee, United States | - | Fatal | 2 |
| 25 Aug 1991 | Beechcraft K35 | Tulsa, Oklahoma, United States | Hershel Maurer | Serious injuries | - |
| 11 Oct 1991 | Beechcraft K35 | Grass Valley, California, United States | Mike Collishaw | No injuries | - |
| 25 Oct 1992 | Beechcraft K35 | Scott City, Kansas, United States | Crotts Aircraft Service, Inc | No injuries | - |
| 6 Apr 1992 | Beechcraft K35 | Valley City, North Dakota, United States | Lewis, Asle K. | No injuries | - |
| 14 Jun 1992 | Beechcraft K35 | Sula, Montana, United States | McChristy, John C. | No injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 31 Jul 1991 | Beechcraft BE-19 | Mesquite, Texas, United States | ARI BEN Aviator | No injuries | - |
| 27 Jul 1991 | McDonnell Douglas MD-80 | Dfw Airport, Texas, United States | American Airlines | No injuries | - |
| 1 Aug 1991 | Robinson R22 BETA | Wylie, Texas, United States | Heli TEX Inc. | No injuries | - |
| 2 Aug 1991 | Cessna 150A | Jewett, Texas, United States | Jack R. Horan | Minor injuries | - |
| 2 Aug 1991 | Cessna 172F | Cumby, Texas, United States | Charles D. Wood | No injuries | - |
| 21 Aug 1991 | Beechcraft A23-24 | Tomball, Texas, United States | Horizon Aviation | Minor injuries | - |