# NTSB CHI85IA359: British Aerospace BAC 1-11-201AC, N101EX, Green Bay, WI, August 29, 1985

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Incident investigation · Final report
- Date: August 28, 1985, 21:24 local (Aug 29, 1985, 02:24 UTC)
- Place: Green Bay, WI
- Location: 44.4846° N, 88.1297° W: Placed by OpenAirDocs at GREEN BAY/AUSTIN STRAUBEL INTL (GRB), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.4846&lon=-88.1297&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 61 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 12920
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI85IA359
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/12920/pdf
- Page: https://openairdocs.org/ntsb/CHI85IA359

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - on ground/water, landing - roll
  - weather condition - rain (contributing factor)
  - directional control - reduced, pilot in command (contributing factor)
  - aircraft performance,hydroplaning condition - exceeded (cause)
  - remedial action - performed, pilot in command (contributing factor)

## Analysis

THE AIRPLANE LANDED & TOUCHED DOWN IN THE FIRST 1/3 OF THE RUNWAY. IT VEERED TO THE LEFT, THEN BACK TO THE CENTER & WENT OFF THE END THE RUNWAY SHOWED SIGNS OF STEAM CLEANING WHERE THE TIRES WERE & THE TIRES SHOWED SIGNS OF RUBBER INVERSION. THE PILOT ELECTED TO GO OFF STRAIGHT SINCE IT WAS CLEAN INSTEAD OF TAKING A CHANCE OF MAKING A HIGH SPEED TURN OFF THE RUNWAY.

## Aircraft

- Registration: [N101EX](https://openairdocs.org/deregistered/N101EX-1988-07-20), registration cancelled 1988-07-20, S/N 007 (OpenAirDocs)
- Reported make and model: BRITISH AEROSPACE BAC 1-11-201AC (BAC 1-11-2)
- Registry model: [British BAC 1-11 201/Z/AC](https://openairdocs.org/model/british-bac-1-11-201-z-ac) (registry code 1480204) (OpenAirDocs)
- Category: Airplane
- Serial number: 007
- Airframe hours: 38387
- Engines: Rolls-Royce SPCY-506-14A 11000 lbs thrust turbo fan
- Damage: No damage
- Flight: Part 121
- Registered owner: Sec. Pacific Com Leasing Inc.
- Airworthiness certificate: Standard, Transport
- Last inspection: Continuous airworthiness, August 28, 1985, 138 hours before
- Departed: ORD, CHICAGO, IL
- Flight plan: IFR
- Airport: GRB, British Aerospace, runway 36, 6,000 × 150 ft, concrete

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 42; airline transport, flight instructor, commercial; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 13,458 total, 209 in this make and model, 12,000 as pilot in command, 182 in the last 90 days, 4 in the last 24 hours

## Weather

- Conditions: Instrument (IMC), Night/dark
- Wind: 90° at 10 knots
- Visibility: 2 statute miles
- Lowest ceiling: 400 ft broken
- Temperature: 64 °F, dew point 64 °F
- Altimeter: 30.00 inHg
- Observed at: GRB

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Incident 19850828071359I](https://openairdocs.org/incident/19850828071359I), Aug 28, 1985: Bac 111201ZAC, Green Bay, WI, Minor damage. Landed fast on wet runway. Aircraft veered, hydroplaned and ran off end of runway.

## Other investigations on N101EX (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB MIA87IA078](https://openairdocs.org/ntsb/MIA87IA078), Jan 28, 1987: British BAC 1-11 201 (N101EX), Orlando, FL, incident, minor damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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