Beech V35B accident near Lockport, Illinois, July 5, 1990
On July 5, 1990, a Beech V35B, registered N35TP, was substantially damaged in an accident near Lockport, Illinois (Lewis Lockport airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
THE PILOT'S FAILURE TO MAINTAIN AIRCRAFT DIRECTIONAL CONTROL AND KEEP THE AIRCRAFT ON THE RUNWAY DURING THE LANDING ROLL.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- July 5, 1990
- Place
- Lockport, Illinois · Lewis Lockport · map
- Type
- Accident
- Injuries
- No one was hurt; 2 people were on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Beech V35B · all V35Bs on the register
- Registration
- N35TP · registry record · serial D10017
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE PILOT REPORTED THAT DURING THE LANDING ROLL THE AIRCRAFT BEGAN TO DRIFT TO THE LEFT AND HIS RIGHT RUDDER AND BRAKE INPUTS WEREN'T SUFFICIENT TO CORRECT FOR THE DRIFT. THE AIRCRAFT DEPARTED THE LEFT SIDE OF THE 48' WIDE RUNWAY AND ENCOUNTERED SOFT TERRAIN AND A DITCH.
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
Pilot
- Certificate: private
- Ratings: single-engine land; instrument: airplane
- Flight time: 1,225 hours in all; 170 in this make and model; 50 in the last 90 days; 24 in the last 30 days; 1,165 as pilot in command
- Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
- Seat: left
The aircraft
- Airframe total time: 1,867 hours
- Last inspection: annual inspection, August 31, 1989; 120 hours since
- Maximum gross weight: 3,400 lb
- Seats: 4
- Landing gear: retractable
- Engine: Continental IO-520-BA (piston); 0 hours total
- Operator: Thread Systems, INC.
The flight
- Flight plan: none
- Runway 27, 3,000 ft by 48 ft
Weather at the time
- Light: daylight
- Wind: from 250° at 15 knots
- Visibility: 15 statute miles
- Sky: clear
- Temperature: 97°F (36°C), dew point 72°F (22°C)
- Altimeter: 29.00 inHg
- Observation at 11:47 pm from MDW, 19 miles away
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 | |||
| Passengers | 1 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.